# |
PMID |
Sentence |
1 |
1679934
|
Human T-cell clones against Toxoplasma gondii: production of interferon-gamma, interleukin-2, and strain cross-reactivity.
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2 |
1679934
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Proliferation assays using F3 showed that 15 (14 CD4+ and 1 CD8+) of the 18 isolated clones were specific for T. gondii.
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3 |
1679934
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In response to antigen stimulation, 5 of the 15 clones produced detectable levels of interleukin-2 (IL-2, 0.2-15 u/ml) and 9 clones produced significant levels of interferon-gamma (IFN-gamma, 17.5-1400 IU/ml).
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4 |
2424873
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CD1 and CD8 antigens were not expressed on the proliferative TLC.
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5 |
2424873
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CD2, CD3, CD4, and CD5 antigens were homogeneously expressed on all TLC in contrast to CD6 and CD7 antigens which were present on only a fraction of the cells in a given TLC.
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6 |
2424873
|
Surface marker analysis revealed that the expression of CD2 to CD7 antigens (and also CD25) may be modified following incubation of the TLC with TPA or sodium butyrate but not with 5-azacytidine.
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7 |
7489749
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We, therefore, generated DC from peripheral blood of normal donors in the presence of granulocyte/macrophage colony-stimulating factor and interleukin-4.
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8 |
7489749
|
Flow cytometric analysis of the cells during a 2-week culture revealed a loss of CD14 and CD34 expression, a concomittent increase of CD1a, CD11a,b and c, CD44, CD45, CD54, HLA-class I and II, and intermediate levels of CD26, CD80 and CD86.
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9 |
7532543
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CD34+ HPC can be mobilized into the peripheral blood by in vivo administration of granulocyte-colony-stimulating factor.
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10 |
7532543
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The aim of the current study was to determine whether functional dendritic cells could be elicited and grown in vitro from CD34+ HPC derived from bone marrow or granulocyte-colony-stimulating factor-mobilized peripheral blood.
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11 |
7532543
|
Culture of CD34+ HPC with granulocyte-macrophage-colony-stimulating factor and tumor necrosis factor alpha yielded a heterogeneous cell population containing cells with typical dendritic morphology.
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12 |
7532543
|
Phenotypic studies demonstrated a loss of the CD34 molecule over 1 week and an increase in cells expressing surface markers associated with dendritic cells, CD1a, CD80 (B7/BB1), CD4, CD14, HLA-DR, and CD64 (Fc gamma RI).
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13 |
7532543
|
Function was validated in experiments showing that cultured cells could stimulate proliferation of allogeneic CD4+ and CD8+ T lymphocytes.
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14 |
7532543
|
The derivation and expansion of dendritic cells from cultured bone marrow or granulocyte-colony-stimulating factor-mobilized CD34+ HPC may provide adequate numbers for testing of dendritic cells in clinical studies, such as vaccine and T cell therapy trials.
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15 |
8440919
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Numerous HLA-DR+, CD4+, CD1-, Leu-1- dendritic cells were also associated with zones of early T-cell infiltration.
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16 |
8839846
|
Here, we show that the sequential use of early-acting hematopoietic growth factors, stem cell factor, interleukin (IL)-3, and IL-6, followed on day 8 by differentiation in the two-factor combination IL-4 plus granulocytemacrophage colony-stimulating factor (GM-CSF) (CC4GM) is more efficient and allows the cells to be arrested in the LC stage for more than 1 week while continuous maturation occurs in CC7-7.
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17 |
8839846
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LC were CD1a+2 DR+2, CD23+, CD36+, CD80-, CD86-, and CD25-, while DC were CD1a+/- DR+3, CD23-, CD36-, CD80+, CD86+2, and CD25+, CD40 and CD32 were moderately expressed and nearly unchanged on maturation, in contrast to monocyte-derived DC.
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18 |
8892615
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We show here that highly purified CD14(bright) peripheral blood monocytes supplemented with granulocyte-monocyte (GM)-CSF plus IL-4 develop with high efficacy (>95% of input cells) into DC.
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19 |
8892615
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They neo-expressed CD1a, CD1b, CD1c, CD80, and CD5; they massively up-regulated CD40 (109-fold) and HLA-DQ and DP (125- and 87-fold); and significantly (>5-fold) up-regulated HLA-DR, CD4, CD11b, CD11c, CD43, CD45, CD45R0, CD54, CD58, and CD59.
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20 |
8892615
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CD14, CD15s, CD64, and CDw65 molecules were down-regulated to background levels, and no major changes were observed for HLA class I, CD11a, CD32, CD33, CD48, CD50, CD86, CDw92, CD93, or CD97.
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21 |
8892615
|
Monocytes cultured in parallel with GM-CSF plus TNF-alpha were more heterogeneous in expression densities but otherwise similar in their surface molecule repertoire.
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22 |
8892615
|
Only GM-CSF plus IL-4-cultured cells were found to be potent stimulators in allogeneic and autologous MLR and they presented tetanus toxoid 100- to 1000-fold more efficiently than other cell populations tested.
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23 |
9294135
|
To determine whether infection of DC by measles virus (MV) may play a role in virus-induced suppression of cell-mediated immunity, we examined the ability of CD1a+ DC derived from cord blood CD34+ progenitors and Langerhans cells isolated from human epidermis to support MV replication.
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24 |
9310466
|
Proliferating human bone marrow and cord blood CD34+ cells were infected by retroviral vectors encoding the murine CD2 surface antigen.
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25 |
9310466
|
Transduced or untransduced dendritic cell progeny expressed comparable levels of HLA-DR, CD83, CD1a, CD80, CD86, S100, and p55 antigens.
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26 |
9573027
|
We have recently found in normal human marrow a subset of CD34(+) cells that constitutively expresses HLA-DR and low levels of CD86, a natural ligand for the T cell costimulation receptor CD28.
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27 |
9573027
|
In this study, we show that CD34(+)/CD86(+) cells can also present tetanus toxoid antigen to memory CD4(+) T cells.
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28 |
9573027
|
CD34(+)/CD86(+) marrow cells cultured in granulocyte-macrophage colony-stimulating factor (GM-CSF)-generated macrophages.
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29 |
9573027
|
In contrast, CD34(+)/CD86(-) cells cultured in GM-CSF generated a predominant population of granulocytes.
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30 |
9573027
|
CD34(+)/CD86(+) cells cultured in GM-CSF plus tumor necrosis factor-alpha (TNF-alpha) generated almost exclusively CD1a+/CD83(+) dendritic cells.
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31 |
9573027
|
In contrast, CD34(+)/CD86(-) cells cultured in GM-CSF plus TNF-alpha generated a variety of cell types, including a small population of dendritic cells.
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32 |
9573027
|
In addition, CD34(+)/CD86(+) cells cultured in granulocyte colony-stimulating factor failed to generate CD15(+) granulocytes.
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33 |
9573027
|
The ontogeny of dendritic cells was recapitulated by stimulation of CD34(+)/CD86(-) cells with TNF-alpha that induced expression of CD86.
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34 |
9573027
|
Subsequent costimulation of CD86(+) cells with GM-CSF plus TNF-alpha lead to expression of CD83 and produced terminal dendritic cell differentiation.
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35 |
9607006
|
Here we show that CD1/SPF mice are protected against infection after oral vaccination with either purified H. pylori antigens (native and recombinant VacA, urease and CagA), or whole-cell vaccine formulations, given together with the non-toxic mutant LTK63 as a mucosal adjuvant.
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36 |
9712080
|
Intradermal vCP-LAIgp160 injection induced an intradermal perivascular human lymphocytic infiltrate and an epidermic network of CD1a+, CD80+, and CD86+ cells.
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37 |
9712080
|
Cytokine gene expression in both human skin cells and in STLs showed a predominance of IL-2, IFN-gamma, and IL-12 transcripts.
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38 |
10397174
|
Cytometric analysis showed that they constitutively expressed the cell surface markers CD45, CD1 1b, MHC class II, F4/80, N418, B7-2 and ICAM1.
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39 |
10397174
|
Despite both cell lines expressing Thy-1 only, the AG116 show CD4 but both were negative for CD8 and B220.
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40 |
10397174
|
In addition to a basal production of IL-6, the cell lines were found to increase their synthesis of IL-6 and IL-12 p40 after interaction with T cells in a similar way as mature wtDCs.
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41 |
10486153
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They expressed a set of DC-associated markers, such as MHC class II, CD1a, CD4, CD11a, CD40, CD58, CD80, CD83, CD86, and CXCR4.
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42 |
10520178
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Human CD1 molecules, expressed on the surface of professional antigen-presenting cells (including dendritic cells, Langerhans' cells, B cells and activated monocytes) are structurally homologous to major histocompatibility complex (MHC) class I and class II molecules.
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43 |
10520178
|
CD1b and CD1c have been shown to present nonpeptide bacterial antigens to T cells.
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44 |
10520178
|
Human peripheral blood mononuclear cells (PBMC) were exposed to two medically important proteins, tetanus toxoid (TT) and purified protein derivative (PPD), with and without murine monoclonal antibodies (MoAbs) specific for CD1a, CD1b and CD1c.
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45 |
10520178
|
Simultaneous interaction of CD1 and MHC class II molecules was even more inhibitory to these antigen-specific proliferative responses.
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46 |
10520178
|
Human CD1 molecules, expressed on the surface of professional antigen-presenting cells (including dendritic cells, Langerhans' cells, B cells and activated monocytes) are structurally homologous to major histocompatibility complex (MHC) class I and class II molecules.
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47 |
10520178
|
CD1b and CD1c have been shown to present nonpeptide bacterial antigens to T cells.
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48 |
10520178
|
Human peripheral blood mononuclear cells (PBMC) were exposed to two medically important proteins, tetanus toxoid (TT) and purified protein derivative (PPD), with and without murine monoclonal antibodies (MoAbs) specific for CD1a, CD1b and CD1c.
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49 |
10520178
|
Simultaneous interaction of CD1 and MHC class II molecules was even more inhibitory to these antigen-specific proliferative responses.
|
50 |
10520178
|
Human CD1 molecules, expressed on the surface of professional antigen-presenting cells (including dendritic cells, Langerhans' cells, B cells and activated monocytes) are structurally homologous to major histocompatibility complex (MHC) class I and class II molecules.
|
51 |
10520178
|
CD1b and CD1c have been shown to present nonpeptide bacterial antigens to T cells.
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52 |
10520178
|
Human peripheral blood mononuclear cells (PBMC) were exposed to two medically important proteins, tetanus toxoid (TT) and purified protein derivative (PPD), with and without murine monoclonal antibodies (MoAbs) specific for CD1a, CD1b and CD1c.
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53 |
10520178
|
Simultaneous interaction of CD1 and MHC class II molecules was even more inhibitory to these antigen-specific proliferative responses.
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54 |
10587479
|
During differentiation of human monocytes (CD14(+)/CD1a(-)) to CD14(-)/CD1a(+)dendritic cells (DC), a drastic decrease in PDE4 activity was observed, while activities of PDE1 and PDE3 substantially increased.
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55 |
10587479
|
In addition, rolipram, at PDE4-selective concentrations, blocked TNF release by 37 +/- 5% (P<0.05 vs. control).
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56 |
10607486
|
After a 6-h incubation, phenotypic analysis of control-, imiquimod-, or R-848-treated LC indicated that such antigen-presenting cells were in an "intermediate" state of maturation (CD1a(+), HLA-DR, DP, DQ(bright+), CD40(low+), CD86(high+), and CD80(low+)).
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57 |
10607486
|
RNase protection assays demonstrated that either imiquimod or R-848 treatments increased steady-state transcripts encoding for IL-12 p40, IL-1beta, TNF-alpha, and IL-1 receptor antagonist by LC.
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58 |
10689136
|
The generation of DC from blood monocytes in response to GM-CSF and IL-4 treatment was similar in cells from young and old persons.
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59 |
10689136
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The DC population thus obtained had a typical dendritic morphology and expressed DC surface markers, such as HLA class II, CD1a, CD11c, CD54, CD80 and CD86, but not CD14 for a period of up to three weeks in culture.
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60 |
10689136
|
DC from young and old persons produced IL-12 and TNF-alpha and responded equally well to maturation-inducing stimuli.
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61 |
10838666
|
Generation of monocyte-derived dendritic cells from patients with renal cell cancer: modulation of their functional properties after therapy with biological response modifiers (IFN-alpha plus IL-2 and IL-12).
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62 |
10838666
|
The combination of interferon-alpha (IFN-alpha) plus interleukin (IL-2) has been accepted in the treatment of metastatic renal cell carcinoma (MRCC), whereas vaccines based on IL-12 or dendritic cells (DCs) are still being investigated.
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63 |
10838666
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Eight and 13 MRCC patients received IL-2 plus IFN-alpha or IL-12 immunotherapy, respectively.
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64 |
10838666
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The adherent fraction of mononuclear cells from patients' blood drawn before, during, and after immunotherapy was incubated in clinically approved culture medium supplemented with 5% autologous serum, rhu granulocyte macrophage colony-stimulating factor, and rhuIL-4 for a week.
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65 |
10838666
|
Morphologic and phenotypical analyses revealed immature DCs with low levels of CD1a or CD83 expression throughout therapy with BRMs.
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66 |
10838666
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IL-12 expression levels under IFN-gamma and CD40L stimulation were significantly lower in MDDC cultures from patients with MRCC compared with healthy volunteers.
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67 |
10888933
|
Immunohistochemistry of the skin showed CD1a-positive DCs double-labeled with an antibody against DV envelope glycoprotein.
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68 |
10915850
|
Monocytes (Mo) were isolated by leukapheresis from 12 donors, purified by elutriation and then cultured for 6 days in sealed bags in AIM-V serum free medium with granulocyte-macrophage colony-stimulating factor (GM-CSF) and interleukin-13 (IL-13).
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69 |
10915850
|
Cells displayed a characteristic iDC phenotype (CD1a(+), CD14(-), CD80(+), CD86(+), HLA DR(+), CD83(-)), and had potent allogeneic and antigen dependent autologous T cell-stimulatory capacity.
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70 |
10915850
|
Moreover, iDC could be further differentiated into mature DC by CD40 ligation as assessed by CD83 expression and the upregulation of HLA-DR and costimulatory molecules.
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71 |
10941828
|
However, CD1a, b, and c (group 1 CD1 molecules) are not present at significant levels on circulating monocytes unless their expression is induced by cytokines such as granulocyte-macrophage colony-stimulating factor (GM-CSF).
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72 |
10941828
|
In vitro, antigen-triggered expression of these molecules was mediated by GM-CSF, since neutralization of this cytokine with specific antibody totally abrogated CD1a, b, and c expression.
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73 |
10941828
|
In contrast to the group 1 CD1 molecules, CD1d was found to be constitutively expressed on the majority of circulating monocytes and B lymphocytes prior to immunization.
|
74 |
10941828
|
There was no effect of antigenic stimulation with tetanus toxoid on the cell surface expression of CD1d, suggesting major differences in regulation of the expression and function of the different CD1 molecules in humans.
|
75 |
10941828
|
Altogether our results point to antigen-driven up-regulation of CD1a, b, and c expression on human monocytes that is mediated by GM-CSF and no effect on CD1d expression.
|
76 |
10941828
|
However, CD1a, b, and c (group 1 CD1 molecules) are not present at significant levels on circulating monocytes unless their expression is induced by cytokines such as granulocyte-macrophage colony-stimulating factor (GM-CSF).
|
77 |
10941828
|
In vitro, antigen-triggered expression of these molecules was mediated by GM-CSF, since neutralization of this cytokine with specific antibody totally abrogated CD1a, b, and c expression.
|
78 |
10941828
|
In contrast to the group 1 CD1 molecules, CD1d was found to be constitutively expressed on the majority of circulating monocytes and B lymphocytes prior to immunization.
|
79 |
10941828
|
There was no effect of antigenic stimulation with tetanus toxoid on the cell surface expression of CD1d, suggesting major differences in regulation of the expression and function of the different CD1 molecules in humans.
|
80 |
10941828
|
Altogether our results point to antigen-driven up-regulation of CD1a, b, and c expression on human monocytes that is mediated by GM-CSF and no effect on CD1d expression.
|
81 |
10941828
|
However, CD1a, b, and c (group 1 CD1 molecules) are not present at significant levels on circulating monocytes unless their expression is induced by cytokines such as granulocyte-macrophage colony-stimulating factor (GM-CSF).
|
82 |
10941828
|
In vitro, antigen-triggered expression of these molecules was mediated by GM-CSF, since neutralization of this cytokine with specific antibody totally abrogated CD1a, b, and c expression.
|
83 |
10941828
|
In contrast to the group 1 CD1 molecules, CD1d was found to be constitutively expressed on the majority of circulating monocytes and B lymphocytes prior to immunization.
|
84 |
10941828
|
There was no effect of antigenic stimulation with tetanus toxoid on the cell surface expression of CD1d, suggesting major differences in regulation of the expression and function of the different CD1 molecules in humans.
|
85 |
10941828
|
Altogether our results point to antigen-driven up-regulation of CD1a, b, and c expression on human monocytes that is mediated by GM-CSF and no effect on CD1d expression.
|
86 |
10941828
|
However, CD1a, b, and c (group 1 CD1 molecules) are not present at significant levels on circulating monocytes unless their expression is induced by cytokines such as granulocyte-macrophage colony-stimulating factor (GM-CSF).
|
87 |
10941828
|
In vitro, antigen-triggered expression of these molecules was mediated by GM-CSF, since neutralization of this cytokine with specific antibody totally abrogated CD1a, b, and c expression.
|
88 |
10941828
|
In contrast to the group 1 CD1 molecules, CD1d was found to be constitutively expressed on the majority of circulating monocytes and B lymphocytes prior to immunization.
|
89 |
10941828
|
There was no effect of antigenic stimulation with tetanus toxoid on the cell surface expression of CD1d, suggesting major differences in regulation of the expression and function of the different CD1 molecules in humans.
|
90 |
10941828
|
Altogether our results point to antigen-driven up-regulation of CD1a, b, and c expression on human monocytes that is mediated by GM-CSF and no effect on CD1d expression.
|
91 |
10941828
|
However, CD1a, b, and c (group 1 CD1 molecules) are not present at significant levels on circulating monocytes unless their expression is induced by cytokines such as granulocyte-macrophage colony-stimulating factor (GM-CSF).
|
92 |
10941828
|
In vitro, antigen-triggered expression of these molecules was mediated by GM-CSF, since neutralization of this cytokine with specific antibody totally abrogated CD1a, b, and c expression.
|
93 |
10941828
|
In contrast to the group 1 CD1 molecules, CD1d was found to be constitutively expressed on the majority of circulating monocytes and B lymphocytes prior to immunization.
|
94 |
10941828
|
There was no effect of antigenic stimulation with tetanus toxoid on the cell surface expression of CD1d, suggesting major differences in regulation of the expression and function of the different CD1 molecules in humans.
|
95 |
10941828
|
Altogether our results point to antigen-driven up-regulation of CD1a, b, and c expression on human monocytes that is mediated by GM-CSF and no effect on CD1d expression.
|
96 |
11313269
|
In this study, blasts from 40 patients with acute myeloid leukemia (AML) were cultured with combinations of granulocyte-macrophage colony-stimulating factor, interleukin 4, and tumor necrosis factor alpha, and development to DCs was assessed.
|
97 |
11313269
|
After culture, cells from 24 samples exhibited morphological and immunophenotypic features of DCs, including expression of major histocompatibility complex class II, CD1a, CD83, and CD86, and were potent stimulators in an allogeneic mixed lymphocyte reaction (MLR).
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98 |
11533211
|
The presented data demonstrate that recombinant AAV (rAAV) can efficiently transduce MOs as well as DCs generated by MO culture with granulocyte-macrophage colony-stimulating factor plus interleukin in vitro. rAAV transgene expression in MO-derived DCs could be enhanced by etoposide, previously reported to enhance AAV gene expression. rAAV transduction of freshly purified MO followed by 7 days of culture with cytokines to generate DCs, and subsequent sorting for coexpression of DC markers CD1a and CD40, showed robust transgene expression as well as evidence of nuclear localization of the rAAV genome in the DC population.
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99 |
11668436
|
Cultured DCs can be recognized by a typical veiled morphologic appearance and expression of surface markers that include major histocompatibility complex class II, CD86/B7.2, CD80/B7.1, CD83, and CD1a.
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100 |
11929775
|
Quantitative polymerase chain reaction demonstrated that the highest level of TRECs (14 692 copies/10 000 cells) was present in the CD1a(+)CD3(-)CD4(+)CD8(+) stage in native thymus, suggesting that TREC generation occurred following the cellular division in this subpopulation.
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101 |
12149423
|
CD1a(+) DC derived from precursors, expanded in fms-like tyrosine kinase-3 ligand (Flt3-L), stem-cell factor (SCF), interleukin (IL)-3, and IL-6, were less potent antigen-presenting cells (APC) compared to CD1a(+) DC derived from precursors expanded in Flt3-L, trombopoietine (TPO), and SCF.
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102 |
12149423
|
Furthermore, the latter produced high levels of IL-12 and low levels of IL-10, a cytokine profile favorable for the priming cytotoxic T cells.
|
103 |
12149423
|
In contrast, a mean increase of total cell number of 453-fold was obtained with Flt3-L, SCF, IL-3, and IL-6, and this increase was only 38-fold with Flt3-L, TPO, and SCF.
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104 |
12391186
|
Using monocyte-derived immature DCs and those stimulated with TNF-alpha for maturation, we observed that none of the CD1 isoforms underwent changes in intracellular trafficking that mimicked MHC class II molecules during DC maturation.
|
105 |
12391186
|
In contrast to the striking increase in surface expression of MHC class II on mature DCs, the surface expression of CD1 molecules was either increased only slightly (for CD1b and CD1c) or decreased (for CD1a).
|
106 |
12391186
|
Consistent with this, DCs efficiently presented CD1b-restricted lipid Ags to specific T cells similarly in immature and mature DCs.
|
107 |
12391186
|
Using monocyte-derived immature DCs and those stimulated with TNF-alpha for maturation, we observed that none of the CD1 isoforms underwent changes in intracellular trafficking that mimicked MHC class II molecules during DC maturation.
|
108 |
12391186
|
In contrast to the striking increase in surface expression of MHC class II on mature DCs, the surface expression of CD1 molecules was either increased only slightly (for CD1b and CD1c) or decreased (for CD1a).
|
109 |
12391186
|
Consistent with this, DCs efficiently presented CD1b-restricted lipid Ags to specific T cells similarly in immature and mature DCs.
|
110 |
12461082
|
HLA-E-dependent presentation of Mtb-derived antigen to human CD8+ T cells.
|
111 |
12461082
|
Recently, we have described human, Mtb-specific CD8+ cells that are neither HLA-A, B, or C nor group 1 CD1 restricted, and have found that these cells comprise the dominant CD8+ T cell response in latently infected individuals.
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112 |
12513792
|
The phenotype of DC was detected by FCM with CD1a, CD40, CD80, CD86, HLA-A, B, C and HLA-DR monoclonal antibodies.
|
113 |
12513792
|
The level of IL-12 and IFN-gamma in supernatant of DC culture was measured by ELISA.
|
114 |
12513792
|
A high expression of phenotypes was found in HL-60-DC and THP-1-DC stimulated by GM-CSF + IL-4 + TNF-gamma and K562-DC with GM-CSF + IL-4 + IL-12.
|
115 |
12568121
|
Firstly, BALB/c mice were immunized with cDNAs for G2s and the TSHr, alone or in tandem with cDNAs for interleukin (IL)4 or IL12.
|
116 |
12568121
|
Antibody levels in mice immunized with G2s + TSHr or G2s + IL12 were generally higher than those in mice immunized with G2s only.
|
117 |
12568121
|
TRAb levels were greatest in mice immunized with both G2s and the TSHr in the presence of TL4, but not IL12.
|
118 |
12568121
|
Overall, the greatest histological changes were observed in CD-1 mice immunized with both G2s + TSHr + IL4.
|
119 |
12568121
|
These results indicate that we have established a valid model for human ophthalmopathy using the novel thyroid and eye muscle expressed protein G2s, now recognized as a fragment of the winged-helix transcription factor Foxp1, and TSHr, and that G2s and the TSHr are both primary antigens in TAO.
|
120 |
12697735
|
By contrast, Ig mu-chain gene KO mice, as well as Fcgamma receptor I/III, beta-2 microglobulin, CD1, monocyte chemoattractant protein 1 (MCP1), IFN-gamma, and perforin gene KO mice were protected.
|
121 |
12697735
|
Few mice were cured that had knockouts of the gene for Ig mu-chain, Fcgamma receptor I/III, IFN-gamma, or beta-2 microglobulin.
|
122 |
12818619
|
The latter DCs present processed antigenic molecules from the pathogens to competent alphabeta T cells together with special containers, such as class I, class II MHC and CD1 to generate specific cellular immunity.
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123 |
12834622
|
Costimulatory function of umbilical cord blood CD14+ and CD34+ derived dendritic cells.
|
124 |
12834622
|
Dendritic cells (DCs) consist of a heterogeneous population of hematopoietic cells characterized by their unique dendritic morphology, their efficient antigen-presenting capability to activate naive CD4(+) and CD8(+) T cells, and their lack of lineage specific markers.
|
125 |
12834622
|
CD14(+) monocytes and CD34(+) stem cells were isolated from human umbilical cord blood and were induced to differentiate into dendritic cells using 100 ng/mL granulocyte-macrophage colony stimulating factor (GM-CSF), 25 ng/mL IL-4, 2.5 ng/mL tumor necrosis factor-alpha (TNF-alpha), 100 ng/mL GM-CSF, 25 ng/mL stem cell factor, and 2.5 ng/mL TNF-alpha, respectively.
|
126 |
12834622
|
Flow cytometric analysis revealed that the 14-day-old dendritic cells were CD80(+), CD86(+), CD83(+), CD54(+), CD1a(+), CD11b(+), CD11c(+), HLA-DR(+), CD34(-), CD3(-), CD19(-), CD14(-), and CD16(-).
|
127 |
12834622
|
Reverse transcription polymerase chain reaction was employed to detect expression of mRNA for CD80 and CD86.
|
128 |
12834622
|
Differentiating monocytes initially expressed CD86 while CD80 appeared on day 2.
|
129 |
12834622
|
Differentiating stem cells expressed CD80 and CD86 on day 2 of culture.
|
130 |
12834622
|
The surface expression of CD80 and CD86 was studied over the course of differentiation.
|
131 |
12834622
|
Prior to the functional assay, CD14(+) and CD34(+) derived DCs were stimulated for 18 h with 0.1 mg/mL and 1.0 mg/mL E. coli lipopolyssacharide, respectively.
|
132 |
12834622
|
Monoclonal antibodies (mabs) to CD80 and CD86 were employed to assess their costimulatory roles.
|
133 |
12834622
|
A decrease of stimulation as depicted by decreased T cell activation was significant with mabs to both CD80 and CD86 on monocyte-derived DCs while only mabs to CD86 induced decreased T cell activation by stem cell-derived DCs.
|
134 |
12834622
|
The varied functional role of CD80 and CD86 costimulatory molecules is associated with DC differentiation from distinct cord blood isolated hematopoietic lineages.
|
135 |
12928384
|
Regulation of the class II MHC pathway in primary human monocytes by granulocyte-macrophage colony-stimulating factor.
|
136 |
12928384
|
GM-CSF also increases expression of the costimulatory molecules CD86 and CD40, but not the differentiation marker CD1a or CD16.
|
137 |
12928384
|
Expression of class II transactivator (CIITA) types I and III, but not IV, transcripts increases in response to GM-CSF.
|
138 |
12928384
|
Furthermore, GM-CSF increases the amount of CIITA associated with the DR promoter.
|
139 |
12928384
|
Thus, our data argue that the proinflammatory role of GM-CSF is mediated in part through increased expression of key molecules involved in the class II MHC pathway via induction of CIITA.
|
140 |
12952282
|
Immunohistochemistry with biopsy samples taken from the vaccine sites demonstrated that the infiltration level of CD4, CD8 and CD1a positive cells increased proportionally to the amount of IL-4 produced at the each site, suggesting that there was local immune response induced at the vaccine site.
|
141 |
12969546
|
CD1a and CD1c cell sorting yields a homogeneous population of immature human Langerhans cells.
|
142 |
12969546
|
CD1c selection yielded a homogeneous population of pure and viable HLA-DR(+)/CD1a(+) DCs, with the ultrastructural features, surface antigen expression and cytokine profile, characteristic of epidermis-resident immature LCs.
|
143 |
12969546
|
Characterizing the cells in more detail, we could demonstrate for the first time that normal human LCs express CXCR4, CD40 ligand (CD40L), and Fas and Fas ligand (FasL).
|
144 |
12969546
|
LPS and IFN-omega stimulated the expression of the inflammatory cytokines TNF-alpha and IL-1beta, and there was secretion of IL-12p70 after CD40 ligation.
|
145 |
12969546
|
CD1a and CD1c cell sorting yields a homogeneous population of immature human Langerhans cells.
|
146 |
12969546
|
CD1c selection yielded a homogeneous population of pure and viable HLA-DR(+)/CD1a(+) DCs, with the ultrastructural features, surface antigen expression and cytokine profile, characteristic of epidermis-resident immature LCs.
|
147 |
12969546
|
Characterizing the cells in more detail, we could demonstrate for the first time that normal human LCs express CXCR4, CD40 ligand (CD40L), and Fas and Fas ligand (FasL).
|
148 |
12969546
|
LPS and IFN-omega stimulated the expression of the inflammatory cytokines TNF-alpha and IL-1beta, and there was secretion of IL-12p70 after CD40 ligation.
|
149 |
14512794
|
Autologous monocytes were harvested from a single apheresis and cultured for 7 days with granulocyte-macrophage colony-stimulating factor and interleukin-4, yielding immature dendritic cells (iDCs), which were then cryopreserved until use.
|
150 |
14512794
|
In vitro, melanoma patient-derived dendritic cells (DCs) showed reduced cell surface expression of CD1a antigen on iDCs and reduced CD86 and HLA-DR expression on mDCs.
|
151 |
14522932
|
Lesion-infiltrating CD4(+), CD8(+), CD1a(+), and CD68(+) immune cells were assessed by immunohistochemistry.
|
152 |
14522932
|
Before vaccination, clinical responders had significantly higher levels of lesion-associated CD4(+), CD8(+), and CD1a(+)-immune cells than nonresponders.
|
153 |
14522932
|
Nonresponders did show a significant increase in CD4(+)- and CD8(+)- but not CD1a(+)-immune cells postvaccination but at lower levels overall than responder patients.
|
154 |
14522932
|
Lesion-infiltrating CD4(+), CD8(+), CD1a(+), and CD68(+) immune cells were assessed by immunohistochemistry.
|
155 |
14522932
|
Before vaccination, clinical responders had significantly higher levels of lesion-associated CD4(+), CD8(+), and CD1a(+)-immune cells than nonresponders.
|
156 |
14522932
|
Nonresponders did show a significant increase in CD4(+)- and CD8(+)- but not CD1a(+)-immune cells postvaccination but at lower levels overall than responder patients.
|
157 |
14522932
|
Lesion-infiltrating CD4(+), CD8(+), CD1a(+), and CD68(+) immune cells were assessed by immunohistochemistry.
|
158 |
14522932
|
Before vaccination, clinical responders had significantly higher levels of lesion-associated CD4(+), CD8(+), and CD1a(+)-immune cells than nonresponders.
|
159 |
14522932
|
Nonresponders did show a significant increase in CD4(+)- and CD8(+)- but not CD1a(+)-immune cells postvaccination but at lower levels overall than responder patients.
|
160 |
14611813
|
Function of CD80 and CD86 on monocyte- and stem cell-derived dendritic cells.
|
161 |
14611813
|
Dendritic cells (DCs) consist of a heterogeneous population of hematopoietic cells characterized by their unique dendritic morphology, their efficient antigen-presenting capability to activate naïve CD4+ and CD8+ T cells, as well as their lack of lineage-specific markers.
|
162 |
14611813
|
Human umbilical cord blood CD14+ monocytes and CD34+ stem cells were induced to differentiate into dendritic cells using 100 ng/mL granulocyte-macrophage colony-stimulating factor (GM-CSF), 25 ng/mL interleukin (II)-4, 2.5 ng/mL tumor necrosis factor alpha (TNF-alpha) and 100 ng/mL GM-CSF, 25 ng/mL stem cell factor, and 2.5 ng/mL TNF-alpha, respectively.
|
163 |
14611813
|
Differentiated dendritic cells were CD80+, CD86+, CD83+, CD54+, CD1a+, CD11b+, CD11c+, HLA-DR+, CD34-, CD3-, CD19-, CD14-, and CD16-.
|
164 |
14611813
|
Reverse transcription polymerase chain reaction revealed that differentiating monocytes initially expressed CD86 mRNA while CD80 mRNA appeared on Day 2.
|
165 |
14611813
|
Differentiating stem cells expressed both CD80 and CD86 mRNA on Day 2 of culture.
|
166 |
14611813
|
Monoclonal antibodies (mabs) to CD80 and CD86 were employed to assess their costimulatory roles.
|
167 |
14611813
|
CD14 and CD34 derived DCs prior to the functional assay were stimulated for 18 h with 0.1 and 1.0 mg/mL Escherichia coli lipopolyssacharide, respectively.
|
168 |
14611813
|
A decrease in stimulation as depicted by decreased T-cell activation was significant with mabs to both CD80 and CD86 on monocyte-derived DCs while only mabs to CD86 induced decreased T-cell activation by stem cell-derived DCs.
|
169 |
14611813
|
The varied functional role of CD80 and CD86 costimulatory molecules is associated with DC differentiation from distinct cord blood-isolated hematopoietic lineages.
|
170 |
14999431
|
The vaccine used mature DCs (CD1a+++, CD40++, CD80++, CD83+, and CD86+++) generated from peripheral blood monocytes in the presence of GM-CSF and IL-4.
|
171 |
14999431
|
After 7 days, DCs were matured with a defined cocktail of cytokines (IL-1+IL-6+TNF-alpha+PGE2) and simultaneously pulsed with lysates of heterologous melanoma cell lines, for 2 days.
|
172 |
15011756
|
According to the research group of Shortman, experimental results suggest a "dual" DC differentiation model, demonstrating the existence of both myeloid-derived (with characteristic IF: CD11b+, CD11c+, CD8alpha- and DEC205+) and lymphoid-derived DCs (showing CD11b- CD11c-, CD8alpha+ and DEC205+ IF).
|
173 |
15011756
|
Most of the DCs express immunocytochemically detectable antigens like: S-100, CD1a, CD40 receptor, adhesion molecules (ICAM-1 or CD54, LFA-1 and LFA-3), integrins (CD11a, CD11c and CD18), CD45, CD54, co-stimulatory molecules (B7-1 or CD80, B7-2 or CD86), F418, MHC class I and II and DEC-205, multilectin receptor, immunostimulatory cytokine (IL-12) and, of course, Fc and complement receptors.
|
174 |
15204101
|
The performance of DCs in mixed lymphocyte reaction correlated significantly (p = 0.005) with the CD83 expression but not with the CD80, CD86, HLA-DR, CD1a, and CD1c expression.
|
175 |
15262497
|
When iDCs were infected with HIV/VSV-G/+Nef, the surface expression of CD1a, a molecule for presenting glycolipid/lipid antigens, was selectively down-regulated among CD1 molecules (CD1a, -b, -c, and -d) as well as class I MHC.
|
176 |
15297065
|
AlOOH-loaded macrophages exhibited phenotypical and functional modifications, as they expressed the classical markers of myeloid dendritic cells (HLA-DR(high)/CD86(high)/CD83(+)/CD1a(-)/CD14(-)) and displayed potent ability to induce MHC-II-restricted antigen specific memory responses, but kept a macrophage morphology.
|
177 |
15342937
|
Selective generation of different dendritic cell precursors from CD34+ cells by interleukin-6 and interleukin-3.
|
178 |
15342937
|
Several cytokines, especially stem cell factor (SCF) and FLT3-ligand (FL), have been identified as essential to produce large numbers of myeloid precursors and even to increase DC yield obtained by the action of granulocyte-macrophage colony-stimulating factor (GM-CSF) and tumor necrosis factor alpha (TNF-alpha).
|
179 |
15342937
|
We report here that in the absence of serum, SCF, FL, and thrombopoietin (TPO) plus interleukin-6 (IL-6) and SCF, FL, and TPO plus IL-3 were able to generate CD14+CD1a- and CD14- CD1a+ myeloid DC precursors from CD34+ cells, but IL-6 had an inhibitory effect on the generation of CD14- CD1a+ cells.
|
180 |
15342937
|
Both DC precursors differentiated into mature DCs by GM-CSF, IL-4, and TNF-alpha, and DCs obtained from both types of culture exhibited equal allostimulatory capacity.
|
181 |
15342937
|
CD1a+ DCs generated could be identified on the basis of DC-specific intracellular adhesion molecule-grabbing nonintegrin (DC-SIGN) expression, a novel C-type lectin receptor expressed on dermal DCs but not on Langerhans cells.
|
182 |
15342937
|
In addition, the inclusion of IL-3 to the culture medium induced the appearance of CD13- cells that differentiated into plasmacytoid DC (DC2) on the addition of TNF-alpha, allowing the identification of developmental stages of DC2.
|
183 |
15494539
|
Identification of a human HLA-E-restricted CD8+ T cell subset in volunteers immunized with Salmonella enterica serovar Typhi strain Ty21a typhoid vaccine.
|
184 |
15494539
|
Typhi-infected targets regardless of whether they share classical HLA class I molecules with them, by a FAS-independent, granule-dependent mechanism, as evidenced by induction of granzyme B release and the blocking effects of concanamycin and strontium ions.
|
185 |
15494539
|
The expression of HLA-E Ags, but not CD1-a, -b, or -c, on the membrane of S.
|
186 |
15494539
|
Typhi Ags via HLA-E could stimulate IFN-gamma production.
|
187 |
15494539
|
Typhi GroEL HLA-E binding motifs.
|
188 |
15494539
|
These results demonstrate that HLA-E binds nonamer peptides derived from bacterial proteins and trigger CD8+-mediated lysis and IFN-gamma production when exposed to infected targets, raising the possibility that this novel effector mechanism might contribute to host defense against intracellular bacterial infections.
|
189 |
15498122
|
This study was to establish the method of purifying heat shock protein GP96 from K562 cells and explore the differentiation and function of human DC influenced by heat shock prolein (HSP).
|
190 |
15498122
|
DC stimulated with HSP-GP96 had higher expression rates of CD83, CD86, HLA-DR and lower expression rates of CD1a and had stronger ability to induce T cells proliferation.
|
191 |
15523692
|
Unmasking immunosurveillance against a syngeneic colon cancer by elimination of CD4+ NKT regulatory cells and IL-13.
|
192 |
15523692
|
Here, we investigated whether hidden spontaneous antitumor immunosurveillance, in the absence of a vaccine, could be revealed by disruption of this negative regulatory pathway involving CD4+ NKT cells and interleukin-13 (IL-13), in a murine pulmonary metastasis model of a nontransfected, nonregressor, syngeneic tumor, the CT26 colon carcinoma.
|
193 |
15523692
|
CD1-knock out (CD1-KO) mice, which have conventional CD4+ T cells and CD4+CD25+ regulatory T cells but lack CD1-restricted CD4+ NKT cells, were significantly resistant to lung metastasis of CT26.
|
194 |
15523692
|
CD8+ T cells were found to act as effectors in antitumor immune responses, since the inhibition of lung metastases observed in naive CD1-KO or CD4+ T cell-depleted mice was abrogated by depletion of CD8+ T cells.
|
195 |
15523692
|
Lung metastases were significantly decreased by treatment of mice with an IL-13 inhibitor, but not by deficiency or inhibition of IL-4.
|
196 |
15523692
|
Thus, even for a nonregressor tumor, immunosurveillance exists but is negatively regulated via CD4+ NKT cells possibly mediated by IL-13, and can be unmasked by removal of these negative regulatory components.
|
197 |
15552821
|
Pathology specimens analysis of subcutaneous nodule revealed numerous S-100 protein and Cd1a negative histiocytes, occupied by BCG intracellular growth.
|
198 |
15687713
|
In addition to tumor-induced suppression, two genes, the Stat6 and CD1 genes, are also associated with inhibiting tumor-specific immunity, since mice deficient for these genes have dramatically enhanced resistance to metastatic mammary carcinoma.
|
199 |
15720438
|
A soluble LAG-3 (CD223) molecule (sLAG-3) is a natural, high-affinity ligand for MHC class II.
|
200 |
15720438
|
It is known to induce maturation of monocyte-derived dendritic cells in vitro and is used as a vaccine adjuvant to induce CD4 T helper type 1 responses and CD8 T-cell responses in vivo.
|
201 |
15720438
|
Here, we demonstrate that sLAG-3 (but not an MHC class II-specific monoclonal antibody) reduces the differentiation of monocytes into macrophages in the presence of granulocyte-macrophage colony-stimulating factor (GM-CSF) as well as their differentiation into dendritic cells in the presence of GM-CSF and interleukin-4, as shown by a decrease in CD14 and CD1a expression, respectively.
|
202 |
15725957
|
Co-incubation of immature DCs with ghosts resulted in decreased expression of CD1a, CD80, and CD83 molecules, while addition of maturation mix (TNF-alpha, IL-1 beta, IL-6, and PGE2) to the cultures enhanced expression of these molecules.
|
203 |
15725957
|
No marked changes were observed in the expression of the CD11c, CD40, and CD86 surface molecules.
|
204 |
15793803
|
Human monocytes were cultured with GM-CSF and IL-4 for 6 days, followed by another 2 days in the presence of piceatannol or LPS.
|
205 |
15793803
|
The expression levels of CD1a, CD80, CD83, and CD86 as expressed by mean fluorescence intensity (MFI) on DCs differentiated from immature DCs after culture with 1 muM of piceatannol for 2 days were enhanced and decreased endocytic activity.
|
206 |
16001959
|
They incorporate a characteristic set of proteins, including a large quantity of tetraspanins such as CD9 and CD81, all the known antigen presenting molecules (major histocompatibility complex class I and II, CD1 a, b, c and d) and the costimulatory molecule CD86.
|
207 |
16009271
|
Using TNF-alpha/PGE(2)/IL-1beta/IL-6 as maturation stimulus, AIMV/sf-DCs revealed to be comparable with RPMI/HS-DCs with regard to phenotypic expression of maturation markers, survival in vitro, migratory capacity and stimulation of lymphocyte proliferation except for CD1a which was expressed on a fraction of DCs only when cultured in serumfree AIMV medium.
|
208 |
16197973
|
Human monocytes were cultured with GM-CSF and IL-4 for 6 days followed by another 1 day in the presence of SUL-1 or LPS.
|
209 |
16197973
|
The expression levels of CD1a, CD80, CD83, CD86 and HLA-DR as expressed by mean fluorescence intensity (MFI) on DC differentiated from immature DC after culture with 1.0 microg/ml of SUL-1 for 1 day were enhanced and decreased endocytic activity.
|
210 |
16197973
|
Cell surface expression of CD80, CD83 and CD86 on SUL-1-treated DC was inhibited by anti-DC-SIGN mAb, while anti-DC-SIGN mAb had no influence on allogeneic T cell proliferation by SUL-1-treated DC.
|
211 |
16239426
|
Dendritic-cell-associated C-type lectin 2 (DCAL-2) alters dendritic-cell maturation and cytokine production.
|
212 |
16239426
|
DCAL-2 is a CLR with a cytosolic immunoreceptor tyrosine-based inhibitory motif (ITIM), which is restricted to immature DCs (iDCs), monocytes, and CD1a+ DCs.
|
213 |
16239426
|
While anti-DCAL-2 did not induce iDCs to mature, it did up-regulate CCR7 expression and IL-6 and IL-10 production.
|
214 |
16239426
|
DCAL-2 signals augmented DC maturation induced by LPS or zymosan, increasing both CCR7 and DC-LAMP expression.
|
215 |
16239426
|
DCAL-2 ligation also suppressed the ability of TLR-matured DCs to induce IFN-gamma-secreting Th1 cells but augmented the capacity of CD40L-matured DCs to polarize naive T cells into Th1 cells.
|
216 |
16420604
|
Both DEN2 and LAV2 increased the expression of the phenotypic markers CD80, CD86, CD40, CD1a, HLA ABC and CD83, demonstrating cellular activation.
|
217 |
16420604
|
Stimulated dendritic cells produced tumor necrosis factor-alpha in particular, and, to a lower extent, interleukin 6.
|
218 |
16493050
|
Myeloid cells had a CD4+CD11b+CD11c+CD16+CD123(low)HLA-DR- phenotype, expressed myeloperoxidase, and included a population of M-CSFR+ monocyte-lineage committed cells.
|
219 |
16493050
|
Further culture of myeloid cells in serum-free medium with GM-CSF and IL-4 generated cells that had typical dendritic morphology; expressed high levels of MHC class I and II molecules, CD1a, CD11c, CD80, CD86, DC-SIGN, and CD40; and were capable of Ag processing, triggering naive T cells in MLR, and presenting Ags to specific T cell clones through the MHC class I pathway.
|
220 |
16493050
|
Incubation of DCs with A23187 calcium ionophore for 48 h induced an expression of mature DC markers CD83 and fascin.
|
221 |
16493050
|
The combination of GM-CSF with IL-4 provided the best conditions for DC differentiation.
|
222 |
16493050
|
DCs obtained with GM-CSF and TNF-alpha coexpressed a high level of CD14, and had low stimulatory capacity in MLR.
|
223 |
17238276
|
For instance, the K5 modulator of immune recognition (MIR2) from Kaposi sarcoma-associated herpesvirus prevents activation of cytotoxic T cells, natural killer cells, and natural killer T cells by downregulating major histocompatibility complex (MHC) class I molecules, the MHC-like molecule CD1, the cell adhesion molecules ICAM-1 and PECAM, and the co-stimulatory molecule B7.2.
|
224 |
17238276
|
Mass spectrometric protein identification revealed four proteins that were consistently underrepresented in the plasma membrane of K5 expression cells: MHC I (as expected), bone marrow stromal antigen 2 (BST-2, CD316), activated leukocyte cell adhesion molecule (ALCAM, CD166) and Syntaxin-4.
|
225 |
17238276
|
Since ALCAM is the ligand for CD6, a member of the immunological synapse of T cells, its removal by viral immune modulators implies a role for CD6 in the recognition of pathogens by T cells.
|
226 |
17641838
|
Peripheral blood monocytes were cultured in vitro with GM-CSF, IL-4 for 6 days, then TNF-(the TNF-group) or TNF-, IL-1, IL-6, PGE2 (the cytokine mixture group) were added to promote maturation.
|
227 |
17641838
|
Cell number was counted by hematology analyzer, and phenotype study (CD1a, CD14, CD83) was carried out by flow cytometry, and the function of DCs was examined by mixed lymphocyte reaction.
|
228 |
17641838
|
The phenotypes were as follows: CD1a+ (74.65+/-4.45)%, CD83+ (39.50+/-4.16)%, CD14+ (2.90+/-1.76)% in TNF-alpha group, and CD1a+ (81.86+/-5.87)%, CD83+ (81.65+/-6.36)%, CD14+ (2.46+/-1.68)% in the cytokine mixture group.
|
229 |
17641838
|
It was concluded that leucapheresis may be a feasible way to provide large number of peripheral blood monocytes for DC generation, and combined administration of TNF-, IL-1, IL-6, and PGE2 may greatly promote maturity.
|
230 |
17641838
|
Peripheral blood monocytes were cultured in vitro with GM-CSF, IL-4 for 6 days, then TNF-(the TNF-group) or TNF-, IL-1, IL-6, PGE2 (the cytokine mixture group) were added to promote maturation.
|
231 |
17641838
|
Cell number was counted by hematology analyzer, and phenotype study (CD1a, CD14, CD83) was carried out by flow cytometry, and the function of DCs was examined by mixed lymphocyte reaction.
|
232 |
17641838
|
The phenotypes were as follows: CD1a+ (74.65+/-4.45)%, CD83+ (39.50+/-4.16)%, CD14+ (2.90+/-1.76)% in TNF-alpha group, and CD1a+ (81.86+/-5.87)%, CD83+ (81.65+/-6.36)%, CD14+ (2.46+/-1.68)% in the cytokine mixture group.
|
233 |
17641838
|
It was concluded that leucapheresis may be a feasible way to provide large number of peripheral blood monocytes for DC generation, and combined administration of TNF-, IL-1, IL-6, and PGE2 may greatly promote maturity.
|
234 |
17804688
|
CD14+ antigen-presenting cells in human dermis are less mature than their CD1a+ counterparts.
|
235 |
17804688
|
We recently demonstrated that three antigen-presenting cell (APC) subsets exist in the healthy human dermis, CD14(+) and CD1a(+) dermal APCs and migratory dermal Langerhans cells.
|
236 |
17804688
|
Here, we extend these findings by defining CD208 as an exclusive marker of migratory dermal Langerhans cells, confirming that migratory dermal Langerhans cells (CD1a(high) CD207(+) CD208(+)) and CD1a(+) dermal APCs (CD1a(mid) CD207(-) CD208(-)) are two distinct APC populations.
|
237 |
17804688
|
Using flow cytometry and multicolor fluorescence immunohistochemistry, we demonstrated that there were striking differences between CD1a(+) and CD14(+) dermal APCs in their expression of pattern recognition receptors and maturation markers.
|
238 |
17804688
|
Expression of Toll-like receptor (TLR) 2, CD206 and CD209 was largely restricted to CD14(+) dermal APCs.
|
239 |
17804688
|
Consistent with these observations, most CD14(+) dermal APCs expressed an immature phenotype when compared with CD1a(+) dermal APCs, which expressed high levels of the maturation marker CD83 on their cell surface.
|
240 |
17804688
|
However, a subset of CD14(+) dermal APCs also expressed cell-surface CD83, associated with a loss of cell-surface TLR2, suggesting that they have the capacity to mature.
|
241 |
17804688
|
CD14(+) dermal APCs are therefore the dominant cutaneous APC population capable of sensing ligands recognized by CD206, CD209 and TLR2 and subsequently may have the potential to mature.
|
242 |
17804688
|
CD68 expression was largely restricted to a subset of CD14(+) dermal APCs, while both CD14(+) and CD1a(+) dermal APCs expressed CD11b and CD11c.
|
243 |
17804688
|
CD14+ antigen-presenting cells in human dermis are less mature than their CD1a+ counterparts.
|
244 |
17804688
|
We recently demonstrated that three antigen-presenting cell (APC) subsets exist in the healthy human dermis, CD14(+) and CD1a(+) dermal APCs and migratory dermal Langerhans cells.
|
245 |
17804688
|
Here, we extend these findings by defining CD208 as an exclusive marker of migratory dermal Langerhans cells, confirming that migratory dermal Langerhans cells (CD1a(high) CD207(+) CD208(+)) and CD1a(+) dermal APCs (CD1a(mid) CD207(-) CD208(-)) are two distinct APC populations.
|
246 |
17804688
|
Using flow cytometry and multicolor fluorescence immunohistochemistry, we demonstrated that there were striking differences between CD1a(+) and CD14(+) dermal APCs in their expression of pattern recognition receptors and maturation markers.
|
247 |
17804688
|
Expression of Toll-like receptor (TLR) 2, CD206 and CD209 was largely restricted to CD14(+) dermal APCs.
|
248 |
17804688
|
Consistent with these observations, most CD14(+) dermal APCs expressed an immature phenotype when compared with CD1a(+) dermal APCs, which expressed high levels of the maturation marker CD83 on their cell surface.
|
249 |
17804688
|
However, a subset of CD14(+) dermal APCs also expressed cell-surface CD83, associated with a loss of cell-surface TLR2, suggesting that they have the capacity to mature.
|
250 |
17804688
|
CD14(+) dermal APCs are therefore the dominant cutaneous APC population capable of sensing ligands recognized by CD206, CD209 and TLR2 and subsequently may have the potential to mature.
|
251 |
17804688
|
CD68 expression was largely restricted to a subset of CD14(+) dermal APCs, while both CD14(+) and CD1a(+) dermal APCs expressed CD11b and CD11c.
|
252 |
17804688
|
CD14+ antigen-presenting cells in human dermis are less mature than their CD1a+ counterparts.
|
253 |
17804688
|
We recently demonstrated that three antigen-presenting cell (APC) subsets exist in the healthy human dermis, CD14(+) and CD1a(+) dermal APCs and migratory dermal Langerhans cells.
|
254 |
17804688
|
Here, we extend these findings by defining CD208 as an exclusive marker of migratory dermal Langerhans cells, confirming that migratory dermal Langerhans cells (CD1a(high) CD207(+) CD208(+)) and CD1a(+) dermal APCs (CD1a(mid) CD207(-) CD208(-)) are two distinct APC populations.
|
255 |
17804688
|
Using flow cytometry and multicolor fluorescence immunohistochemistry, we demonstrated that there were striking differences between CD1a(+) and CD14(+) dermal APCs in their expression of pattern recognition receptors and maturation markers.
|
256 |
17804688
|
Expression of Toll-like receptor (TLR) 2, CD206 and CD209 was largely restricted to CD14(+) dermal APCs.
|
257 |
17804688
|
Consistent with these observations, most CD14(+) dermal APCs expressed an immature phenotype when compared with CD1a(+) dermal APCs, which expressed high levels of the maturation marker CD83 on their cell surface.
|
258 |
17804688
|
However, a subset of CD14(+) dermal APCs also expressed cell-surface CD83, associated with a loss of cell-surface TLR2, suggesting that they have the capacity to mature.
|
259 |
17804688
|
CD14(+) dermal APCs are therefore the dominant cutaneous APC population capable of sensing ligands recognized by CD206, CD209 and TLR2 and subsequently may have the potential to mature.
|
260 |
17804688
|
CD68 expression was largely restricted to a subset of CD14(+) dermal APCs, while both CD14(+) and CD1a(+) dermal APCs expressed CD11b and CD11c.
|
261 |
17804688
|
CD14+ antigen-presenting cells in human dermis are less mature than their CD1a+ counterparts.
|
262 |
17804688
|
We recently demonstrated that three antigen-presenting cell (APC) subsets exist in the healthy human dermis, CD14(+) and CD1a(+) dermal APCs and migratory dermal Langerhans cells.
|
263 |
17804688
|
Here, we extend these findings by defining CD208 as an exclusive marker of migratory dermal Langerhans cells, confirming that migratory dermal Langerhans cells (CD1a(high) CD207(+) CD208(+)) and CD1a(+) dermal APCs (CD1a(mid) CD207(-) CD208(-)) are two distinct APC populations.
|
264 |
17804688
|
Using flow cytometry and multicolor fluorescence immunohistochemistry, we demonstrated that there were striking differences between CD1a(+) and CD14(+) dermal APCs in their expression of pattern recognition receptors and maturation markers.
|
265 |
17804688
|
Expression of Toll-like receptor (TLR) 2, CD206 and CD209 was largely restricted to CD14(+) dermal APCs.
|
266 |
17804688
|
Consistent with these observations, most CD14(+) dermal APCs expressed an immature phenotype when compared with CD1a(+) dermal APCs, which expressed high levels of the maturation marker CD83 on their cell surface.
|
267 |
17804688
|
However, a subset of CD14(+) dermal APCs also expressed cell-surface CD83, associated with a loss of cell-surface TLR2, suggesting that they have the capacity to mature.
|
268 |
17804688
|
CD14(+) dermal APCs are therefore the dominant cutaneous APC population capable of sensing ligands recognized by CD206, CD209 and TLR2 and subsequently may have the potential to mature.
|
269 |
17804688
|
CD68 expression was largely restricted to a subset of CD14(+) dermal APCs, while both CD14(+) and CD1a(+) dermal APCs expressed CD11b and CD11c.
|
270 |
17804688
|
CD14+ antigen-presenting cells in human dermis are less mature than their CD1a+ counterparts.
|
271 |
17804688
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We recently demonstrated that three antigen-presenting cell (APC) subsets exist in the healthy human dermis, CD14(+) and CD1a(+) dermal APCs and migratory dermal Langerhans cells.
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272 |
17804688
|
Here, we extend these findings by defining CD208 as an exclusive marker of migratory dermal Langerhans cells, confirming that migratory dermal Langerhans cells (CD1a(high) CD207(+) CD208(+)) and CD1a(+) dermal APCs (CD1a(mid) CD207(-) CD208(-)) are two distinct APC populations.
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273 |
17804688
|
Using flow cytometry and multicolor fluorescence immunohistochemistry, we demonstrated that there were striking differences between CD1a(+) and CD14(+) dermal APCs in their expression of pattern recognition receptors and maturation markers.
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274 |
17804688
|
Expression of Toll-like receptor (TLR) 2, CD206 and CD209 was largely restricted to CD14(+) dermal APCs.
|
275 |
17804688
|
Consistent with these observations, most CD14(+) dermal APCs expressed an immature phenotype when compared with CD1a(+) dermal APCs, which expressed high levels of the maturation marker CD83 on their cell surface.
|
276 |
17804688
|
However, a subset of CD14(+) dermal APCs also expressed cell-surface CD83, associated with a loss of cell-surface TLR2, suggesting that they have the capacity to mature.
|
277 |
17804688
|
CD14(+) dermal APCs are therefore the dominant cutaneous APC population capable of sensing ligands recognized by CD206, CD209 and TLR2 and subsequently may have the potential to mature.
|
278 |
17804688
|
CD68 expression was largely restricted to a subset of CD14(+) dermal APCs, while both CD14(+) and CD1a(+) dermal APCs expressed CD11b and CD11c.
|
279 |
17804688
|
CD14+ antigen-presenting cells in human dermis are less mature than their CD1a+ counterparts.
|
280 |
17804688
|
We recently demonstrated that three antigen-presenting cell (APC) subsets exist in the healthy human dermis, CD14(+) and CD1a(+) dermal APCs and migratory dermal Langerhans cells.
|
281 |
17804688
|
Here, we extend these findings by defining CD208 as an exclusive marker of migratory dermal Langerhans cells, confirming that migratory dermal Langerhans cells (CD1a(high) CD207(+) CD208(+)) and CD1a(+) dermal APCs (CD1a(mid) CD207(-) CD208(-)) are two distinct APC populations.
|
282 |
17804688
|
Using flow cytometry and multicolor fluorescence immunohistochemistry, we demonstrated that there were striking differences between CD1a(+) and CD14(+) dermal APCs in their expression of pattern recognition receptors and maturation markers.
|
283 |
17804688
|
Expression of Toll-like receptor (TLR) 2, CD206 and CD209 was largely restricted to CD14(+) dermal APCs.
|
284 |
17804688
|
Consistent with these observations, most CD14(+) dermal APCs expressed an immature phenotype when compared with CD1a(+) dermal APCs, which expressed high levels of the maturation marker CD83 on their cell surface.
|
285 |
17804688
|
However, a subset of CD14(+) dermal APCs also expressed cell-surface CD83, associated with a loss of cell-surface TLR2, suggesting that they have the capacity to mature.
|
286 |
17804688
|
CD14(+) dermal APCs are therefore the dominant cutaneous APC population capable of sensing ligands recognized by CD206, CD209 and TLR2 and subsequently may have the potential to mature.
|
287 |
17804688
|
CD68 expression was largely restricted to a subset of CD14(+) dermal APCs, while both CD14(+) and CD1a(+) dermal APCs expressed CD11b and CD11c.
|
288 |
17982663
|
We used imaging means to demonstrate the conservation of presentation molecules (MHC II, CD1a), co-stimulatory molecules (CD40, CD80, CD86), as well as tumour antigens (Her2/neu, cytokeratins) in optimised conditions.
|
289 |
18989404
|
Although their structure confirms the similarity of CD1 proteins to MHC class I and class II antigen presenting molecules, the mCD1d groove is relatively narrow, deep, and highly hydrophobic and it has two binding pockets instead of the several shallow pockets described for the classical MHC-encoded antigen-presenting molecules.
|
290 |
19141400
|
After 7 days of culture, DCs were harvested and the expression of CD1a, CD83, CD80, CD86 and HLA-DR antigens were analyzed by flow cytometry.
|
291 |
19141400
|
The expression of co-stimulatory and maturation markers (CD86, CD83 and HLA-DR) was higher on DCs from the culture with tumor cell lysate compared with TNF-alpha culture as a control.
|
292 |
19381260
|
Unlike mice, humans and nonhuman primates share a number of important features of the immune system that relate directly to the specificity and functions of CD8 T cells, such as the expression of group 1 CD1 proteins that are capable of presenting Mycobacterium tuberculosis lipids antigens and the cytotoxic/bactericidal protein granulysin.
|
293 |
19576898
|
DCs isolated from epidermis represented a uniform CD1a(+) HLA-DR(+) CD11c(+) Langerin(+) DC-SIGN(-) DC-LAMP(int) DEC-205(int) Langerhans cell (LC) population whereas three subtypes of HLA-DR(+) CD11c(+) DCs were isolated from dermis based on their varying expression of CD1a.
|
294 |
19578511
|
Human monocytes were cultured with GM-CSF and IL-4 for 6 days under standard conditions, followed by another 2 days in the presence of M1, M4, T-cadinol or calamenene.
|
295 |
19578511
|
The expression levels of CD1a, CD80, CD83, CD86 and HLA-DR on M1-primed DC, M4-primed DC, T-cadinol-primed DC and calamenene-primed DC were enhanced with a concomitant decrease in endocytic activity.
|
296 |
19578511
|
Naïve T cells co-cultured with allogeneic M1-primed DC, M4-primed DC, T-cadinol-primed DC or calamenene-primed DC turned into typical Th1 cells, which produced large quantities of IFN-gamma and released small amounts of IL-4 depending on IL-12 secretion.
|
297 |
19578511
|
In the CTL assay (cytotoxic T-lymphocyte assay), the production of IFN-gamma and (51)Cr release on M4-primed DC was more augmented than of immature DC or TNF-alpha-primed DC.
|
298 |
19808251
|
Group 1 CD1 (CD1a, CD1b, and CD1c)-restricted T cells recognize mycobacterial lipid antigens and are found at higher frequencies in Mycobacterium tuberculosis (Mtb)-infected individuals.
|
299 |
19808251
|
In contrast to CD1d-restricted NKT cells, which rapidly respond to initial stimulation but exhibit anergy upon reexposure, group 1 CD1-restricted T cells exhibit delayed primary responses and more rapid secondary responses, similar to conventional T cells.
|
300 |
19808251
|
Group 1 CD1 (CD1a, CD1b, and CD1c)-restricted T cells recognize mycobacterial lipid antigens and are found at higher frequencies in Mycobacterium tuberculosis (Mtb)-infected individuals.
|
301 |
19808251
|
In contrast to CD1d-restricted NKT cells, which rapidly respond to initial stimulation but exhibit anergy upon reexposure, group 1 CD1-restricted T cells exhibit delayed primary responses and more rapid secondary responses, similar to conventional T cells.
|
302 |
19837091
|
Each vaccine batch was analyzed for the expression of the surface maturation and differentiation molecules CD14, CD1a, CD83, CD86, MHC class II and CCR7, and the optimal expression pattern is considered as CD14(low), CD1a, CD83(high), CD86(high), MHC class II(high) and CCR7(high).
|
303 |
20368713
|
In human skin, langerin(-) dermal DCs can be further subdivided on the basis of their reciprocal CD1a and CD14 expression.
|
304 |
20599915
|
Ursolic acid isolated from Uncaria rhynchophylla activates human dendritic cells via TLR2 and/or TLR4 and induces the production of IFN-gamma by CD4+ naïve T cells.
|
305 |
20599915
|
The expression levels of CD1a, CD80, CD83, CD86, HLA-DR and CCR7 on Ursolic acid-primed dendritic cells was slightly enhanced.
|
306 |
20599915
|
Moreover, Ursolic acid-primed dendritic cells expressed levels of mRNA coding for both TLR2 and TLR4.
|
307 |
20599915
|
The majority of cells produced considerable interferon-gamma (IFN-gamma), but also small amounts of interleukin (IL-4)-4.
|
308 |
20599915
|
Ursolic acid-primed dendritic cells have an intermediate migratory capacity towards CCL19 and CCL21.
|
309 |
20599915
|
These results suggest that Ursolic acid modulates human dendritic cells function in a fashion that favors Th1 polarization via the activation of IL-12p70 dependent on TLR2 and/or TLR4, and may be used on dendritic cells-based vaccines for cancer immunotherapy.
|
310 |
20729328
|
Concomitant activation and antigen uptake via human dectin-1 results in potent antigen-specific CD8+ T cell responses.
|
311 |
20729328
|
Dectin-1, a C-type lectin recognizing fungal and mycobacterial pathogens, can deliver intracellular signals that activate dendritic cells (DCs), resulting in initiation of immune responses and expansion of Th17 CD4(+) T cell responses.
|
312 |
20729328
|
In this paper, we studied the roles of human Dectin-1 (hDectin-1) expressed on DCs in the induction and activation of Ag-specific CD8(+) T cell responses.
|
313 |
20729328
|
It bound to in vitro monocyte-derived DCs and to in vivo CD1c(+)CD1a(+) dermal DCs but not to epidermal Langerhans cells.
|
314 |
20729328
|
We further demonstrated that delivering Ags to DCs via hDectin-1 using anti-hDectin-1-Ag conjugates resulted in potent Ag-specific CD8(+) T cell responses.
|
315 |
20933226
|
We found that the expression levels of CD1a, CD83 and HLA-DR on URC-primed DC were influenced by IFN-γ and IFN-γ augmented the T cell stimulatory capacity in allo MLR to URC-primed DC.
|
316 |
20933226
|
DC maturated with URC plus IFN-γ had an intermediate migratory capacity towards CCL19 and CCL21.
|
317 |
21051091
|
We prepared mature allogeneic dendritic cells from bone marrow and then assessed their phenotype (CD80, CD83, CD86, CD1a, CD11c, CD40 and MHC II), antigen uptake and presenting abilities.
|
318 |
21253784
|
In human skin langerin(neg) dermal DC can be further classified based on their reciprocal expression of CD1a and CD14.
|
319 |
21499439
|
The expression of CD1a, CD38, CD40, CD54, CD80, CD83, CD86, HLA-DR and CCR7 on URC-primed DC was enhanced.
|
320 |
21499439
|
The production of IL-12p70 by URC-primed DC was inhibited by the anti-Toll-like receptor 4 (TLR4) monoclonal antibody (mAb), but partially abolished by anti-TLR2 mAb. mRNA coding for TLR2 and TLR4 was expressed in URC-primed DC.
|
321 |
21499439
|
DC matured with URC had an intermediate migratory capacity towards CCL19 and CCL21.
|
322 |
21764462
|
By day 3 (DC3), bovine monocyte-derived DCs stained positively for DC-specific receptors CD1, CD80/86, CD205, DC-Lamp and MMR.
|
323 |
22045986
|
The immunized sites showed a significant reduction of CD25(+), Foxp3(+) T cells that could be either MF cells or tissue regulatory T cells and a similar reduction in S100(+), CD1a(+) dendritic cells.
|
324 |
22585548
|
As in human skin, Langerhans cells (LCs) resided exclusively in the macaque epidermis, expressing CD11c, high levels of CD1a and langerin (CD207).
|
325 |
22585548
|
After injection into macaques, CD34-DCs expressing HIV-Gag induced Gag-specific CD4(+) and CD8(+) T cells producing IFN-γ, TNF-α, MIP-1β, or IL-2.
|
326 |
23405128
|
In the presence of IC31® the differentiation of inflammatory CD1a(+) moDCs and the secretion of chemokines, TNF-α and IL-6 cytokines was inhibited but the production of IFNβ was increased.
|
327 |
23405128
|
Furthermore, long term incubation of moDCs with IC31® caused significantly higher expression of IRF and IFN genes than a single 24 hr treatment.
|
328 |
24158826
|
Here we describe how to isolate CD1a expressing Langerhans cells from the epidermis and CD1a(+), CD14(+) and perhaps BDCA3(+) DCs from the dermis.
|
329 |
24332601
|
Immunohistochemically, the histiocytoid cells were diffusely positive for S-100 and CD1a, but negative for cytokeratin AE1/AE3 and melanosome-associated antigen recognized by HMB-45.
|
330 |
24362891
|
T cells autoreactive to the antigen-presenting molecule CD1a are common in human blood and skin, but the search for natural autoantigens has been confounded by background T cell responses to CD1 proteins and self lipids.
|
331 |
24810638
|
Our culture protocol generated a clinically relevant number of mature CD1a myeloid DC and CD207 Langerhans cells (LC)-like DC subsets from CD34 HPC with >95% purity.
|
332 |
24810638
|
Additional studies revealed that UCC-DC and UCB-LC can efficiently expand minor histocompatibility antigen (MiHA) HA-1-specific cytotoxic T cells in the peripheral blood of leukemia patients and prime MiHA HA-1-specific and HA-2-specific cytotoxic T cells in vitro.
|
333 |
25000981
|
Lipids from mycobacteria can be presented to human T cells by group 1 CD1 Ag-presenting molecules (CD1a, CD1b, and CD1c).
|
334 |
25000981
|
In this study we show that the mycobacterial lipid Ag C80 glucose-6-monomycolate can be delivered to human CD1b(+) DCs via targeted liposomal nanoparticles, leading to robust group 1 CD1-restricted activation of T cells.
|
335 |
25000981
|
Targeting was achieved by decorating the liposomes with a high-affinity glycan ligand of sialic acid-binding Ig-like lectin (Siglec)-7, a siglec receptor expressed on DCs that mediates rapid endocytosis and transport of its cargo to lysosomes.
|
336 |
25000981
|
Mo-DCs pulsed with targeted liposomes containing C80 glucose-6-monomycolate more potently activated a CD1b-restricted T cell line relative to Mo-DCs pulsed with free lipid Ag or antigenic liposomes without Siglec-7 ligand.
|
337 |
25000981
|
Lipids from mycobacteria can be presented to human T cells by group 1 CD1 Ag-presenting molecules (CD1a, CD1b, and CD1c).
|
338 |
25000981
|
In this study we show that the mycobacterial lipid Ag C80 glucose-6-monomycolate can be delivered to human CD1b(+) DCs via targeted liposomal nanoparticles, leading to robust group 1 CD1-restricted activation of T cells.
|
339 |
25000981
|
Targeting was achieved by decorating the liposomes with a high-affinity glycan ligand of sialic acid-binding Ig-like lectin (Siglec)-7, a siglec receptor expressed on DCs that mediates rapid endocytosis and transport of its cargo to lysosomes.
|
340 |
25000981
|
Mo-DCs pulsed with targeted liposomes containing C80 glucose-6-monomycolate more potently activated a CD1b-restricted T cell line relative to Mo-DCs pulsed with free lipid Ag or antigenic liposomes without Siglec-7 ligand.
|
341 |
25466611
|
The equivalent of the human CD141(+) DC subset is CD1a(-)CD4(-)CD172a(-)CADM1(high), that of the CD1c(+) subset is CD1a(+)CD4(-)CD172a(+)CADM1(+/low), and porcine plasmacytoid dendritic cells are CD1a(-)CD4(+)CD172a(+)CADM1(-).
|
342 |
25466611
|
CD209 and CD14 could represent markers of inflammatory monocyte-derived cells, either dendritic cells or macrophages.
|
343 |
25610730
|
Injection of either fluorescently-labelled ACRs or blebs alone did not affect the number or distribution of migrated DC subsets from skin biopsies after 48 hours, but resulted in a general up-regulation of the co-stimulatory molecules CD83 and CD86 on skin DCs that had ingested apoptotic material.
|
344 |
25610730
|
We have previously shown that i.d. administration of GM-CSF and IL-4 resulted in preferential migration of a mature and highly T cell-stimulatory CD11hiCD1a+CD14- dermal DC subset.
|
345 |
25610730
|
Here, we found that co-injection of GM-CSF and IL-4 together with either ACRs or blebs resulted in uptake efficiencies within this dermal DC subset of 7.6% (±6.1%) and 19.1% (±15.9%), respectively, thus revealing a significantly higher uptake frequency of blebs (P < 0.02).
|
346 |
25610730
|
Nevertheless, in contrast to i.d. administration of ACR, the injection of blebs lead to effective cross-presentation of MART-1 to specific CD8+ effector T cells.
|
347 |
26065617
|
Our results show that the expression of Mo-DC surface markers such as SWC3a(+)CD1a(+), SWC3a(+)CD80/86(+) and SWC3a(+)SLA-II-DR(+) is increased after infection with CV777 for 24 h.
|
348 |
26175733
|
Group 1 CD1 (CD1a, CD1b, and CD1c)-restricted T cells have been implicated to play critical roles in a variety of autoimmune and infectious diseases.
|
349 |
26219836
|
The dermis contained CD1a(+)CD1c(-) cells, which were similar to LCs, CD1a(+)CD1c(+) dermal dendritic cells (DDCs), CD163(high)CD11b(+) resident macrophages, CD3(+) T cells and putative NK cells.
|
350 |
26219836
|
In skin draining lymph nodes, we identified migratory LCs, CD1a(+)CD1c(+) DDCs and macrophages.
|
351 |
26219836
|
The dermis contained CD1a(+)CD1c(-) cells, which were similar to LCs, CD1a(+)CD1c(+) dermal dendritic cells (DDCs), CD163(high)CD11b(+) resident macrophages, CD3(+) T cells and putative NK cells.
|
352 |
26219836
|
In skin draining lymph nodes, we identified migratory LCs, CD1a(+)CD1c(+) DDCs and macrophages.
|
353 |
26460687
|
However, expression of CD1d on moDC has been shown to be negatively correlated with expression of CD1a, which in turn has been suggested to be a surrogate marker for IL-12 secreting type-1 polarized moDC, the preferred functional characteristics for cancer vaccines.
|
354 |
26460687
|
Here we challenge this notion by showing that plasma-derived lipids drive functional levels of CD1d expression, while CD1a expression can vary considerably in these cells without being correlated with a loss of polarization or immunogenicity.
|
355 |
26460687
|
However, expression of CD1d on moDC has been shown to be negatively correlated with expression of CD1a, which in turn has been suggested to be a surrogate marker for IL-12 secreting type-1 polarized moDC, the preferred functional characteristics for cancer vaccines.
|
356 |
26460687
|
Here we challenge this notion by showing that plasma-derived lipids drive functional levels of CD1d expression, while CD1a expression can vary considerably in these cells without being correlated with a loss of polarization or immunogenicity.
|