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Gene Information

Gene symbol: ITGB2

Gene name: integrin, beta 2 (complement component 3 receptor 3 and 4 subunit)

HGNC ID: 6155

Synonyms: LFA-1, MAC-1

Related Genes

# Gene Symbol Number of hits
1 ADCY10 1 hits
2 CA4 1 hits
3 CCL3 1 hits
4 CCR5 1 hits
5 CD14 1 hits
6 CD1A 1 hits
7 CD4 1 hits
8 CD40 1 hits
9 CD58 1 hits
10 CD69 1 hits
11 CD80 1 hits
12 CD86 1 hits
13 CD8A 1 hits
14 CR1 1 hits
15 CR2 1 hits
16 CXCR4 1 hits
17 FCGR1A 1 hits
18 FCGR2A 1 hits
19 FCGR3A 1 hits
20 HLA-A 1 hits
21 ICAM1 1 hits
22 ICAM2 1 hits
23 ICAM4 1 hits
24 IFNG 1 hits
25 IL12A 1 hits
26 IL8RB 1 hits
27 ITGA2 1 hits
28 ITGA4 1 hits
29 ITGAL 1 hits
30 ITGAM 1 hits
31 ITGAX 1 hits
32 LY75 1 hits
33 NEU1 1 hits
34 PMP2 1 hits
35 PTPRC 1 hits
36 S100A1 1 hits
37 SELE 1 hits
38 SELL 1 hits
39 TDGF3 1 hits
40 TDGF4 1 hits
41 TNF 1 hits
42 VCAM1 1 hits

Related Sentences

# PMID Sentence
1 1626863 Eleven monoclonals were found to react: anti-H42A (MHC Class II DP-like); anti-TH14B (MHC Class II DR-like); and anti-TH81A5 (MHC Class II DQ-like); anti-H58A (MHC Class I); anti-DH59B (granulocyte and monocyte); anti-B1 (B cell); anti-T4 (CD4); anti-Leu3a (CD4); anti-Leu11a (CD16); anti-60.3 (CD18); and anti-OKM1 (NK and monocyte).
2 8975870 Rabbit vascular endothelial adhesion molecules: ELAM-1 is most elevated in acute inflammation, whereas VCAM-1 and ICAM-1 predominate in chronic inflammation.
3 8975870 The sections were also stained immunohistochemically for the vascular endothelial adhesion molecules ICAM-1, ELAM-1 (E-selectin), and VCAM-1, and for the leukocyte ligands for ICAM-1: LFA-1 (CD11a/CD18) and Mac-1 (CD11b/CD18).
4 8975870 Infiltrating monocytes and lymphocytes expressed the LFA-1 ligand and infiltrating PMN expressed the MAC-1 ligand.
5 8975870 Rabbit vascular endothelial adhesion molecules: ELAM-1 is most elevated in acute inflammation, whereas VCAM-1 and ICAM-1 predominate in chronic inflammation.
6 8975870 The sections were also stained immunohistochemically for the vascular endothelial adhesion molecules ICAM-1, ELAM-1 (E-selectin), and VCAM-1, and for the leukocyte ligands for ICAM-1: LFA-1 (CD11a/CD18) and Mac-1 (CD11b/CD18).
7 8975870 Infiltrating monocytes and lymphocytes expressed the LFA-1 ligand and infiltrating PMN expressed the MAC-1 ligand.
8 9300722 Induction of TNF-alpha in human peripheral blood mononuclear cells by the mannoprotein of Cryptococcus neoformans involves human mannose binding protein.
9 9300722 We have shown previously that specific receptors on PBMCs and a serum factor other than Ab and complement are involved in the TNF-alpha response to cryptococcal mannoprotein (MP2).
10 9300722 Beta-Glucan laminarin produced background inhibition. mAbs against CD14, CD11b, and CD18 did not prevent FITC-MP2 binding to PBMCs, implying that these receptors are not involved in MP2 recognition by PBMCs. mAb against CD14 blocked (>90%) MP2-induced TNF-alpha release by PBMCs, while mAbs against CD11b/CD18 caused no inhibition.
11 9300722 Removal of human mannose binding protein (hMBP) by preincubation of serum with a specific mAb abrogated TNF-alpha induction by MP2 and strongly inhibited its binding to PBMCs.
12 9300722 Recombinant hMBP enhanced TNF-alpha induction by MP2 as well as binding of FITC-MP2 to PBMCs.
13 9300722 In addition, incubation of serum with MP2-coated beads and analysis by SDS-PAGE resulted in the detection of a protein of approximately 33/34 kDa that could be partially removed by preincubating the serum with hMBP mAb.
14 9300722 We conclude that hMBP is involved in the binding of MP2 to PBMCs and the release of TNF-alpha.
15 9413108 CD11c/CD18+, Ia+, CD11b-, CD45R-) after oral inoculation of adult mice.
16 10408367 These iC3b fragments serve to promote the high avidity attachment of the 'iC3b-opsonized' pathogens to the iC3b-receptors (CR3, CD11b/CD18) of phagocytic cells and natural killer (NK) cells, stimulating phagocytosis and/or cytotoxic degranulation.
17 10408367 Moreover, the cytotoxic activation of beta-glucan-primed NK cell CR3 by iC3b-opsonized tumors is shown to be accompanied by a tumor-localized secretion of the cytokines TNFalpha, IFNalpha, IFNgamma, and IL-6.
18 11312659 Regression of canine oral papillomas is associated with infiltration of CD4+ and CD8+ lymphocytes.
19 11312659 Immunohistochemical analysis of the timing and phenotype of immune cell infiltration revealed a marked influx of leukocytes during wart regression, including abundant CD4+ and CD8+ cells, with CD4+ cells being most numerous.
20 11312659 Comparison of these findings, and those of immunohistochemistry using TCRalphabeta-, TCRgammadelta-, CD1a-, CD1c-, CD11a-, CD11b-, CD11c-, CD18-, CD21-, and CD49d-specific monoclonal antibodies, with previously published work in the human, ox, and rabbit models revealed important differences between these systems.
21 11902331 Downmodulation of CD18 and CD86 on macrophages and VLA-4 on lymphocytes in experimental tuberculosis.
22 11902331 In this paper, we show that virulent M. tuberculosis H37Rv downmodulates the ex vivo expression of CD18 and CD86 on peritoneal macrophages and VLA-4 on lymphocytes but does not disturb the in vitro production of interleukin (IL)-12 and interferon (IFN)-gamma after intraperitoneal infection.
23 11902331 The interplay among IL-12, IFN-gamma and IL-10 in vivo and the downmodulation of cell-surface receptors during the infection at the inflammatory site may contribute to the explanation of the maintenance of infection.
24 11902331 Downmodulation of CD18 and CD86 on macrophages and VLA-4 on lymphocytes in experimental tuberculosis.
25 11902331 In this paper, we show that virulent M. tuberculosis H37Rv downmodulates the ex vivo expression of CD18 and CD86 on peritoneal macrophages and VLA-4 on lymphocytes but does not disturb the in vitro production of interleukin (IL)-12 and interferon (IFN)-gamma after intraperitoneal infection.
26 11902331 The interplay among IL-12, IFN-gamma and IL-10 in vivo and the downmodulation of cell-surface receptors during the infection at the inflammatory site may contribute to the explanation of the maintenance of infection.
27 12385027 In vivo receptor-mediated delivery of a recombinant invasive bacterial toxoid to CD11c + CD8 alpha -CD11bhigh dendritic cells.
28 12385027 Here we show that CyaA, the adenylate cyclase toxin of Bordetella pertussis, an invasive bacterial toxin that binds cells through CD11b/CD18 can be exploited for the targeted delivery of an exogenous peptide to the CD8 alpha -CD11bhigh subset in vivo.
29 12385027 Antigen (Ag) genetically inserted in the N-terminal domain of mutant CyaA devoid of catalytic activity, are targeted to CD8 alpha -CD11bhigh DC by the CD11b/CD18-dependent binding of CyaA to the cell surface.
30 12385027 As a result, CTL are primed after a single injection, bypassing requirement for adjuvant, CD4+ T cell help and CD40 signaling.
31 12385027 Beside the interest of the CyaA vector for vaccine development, these results show that Ag presentation focused on CD8 alpha -CD11bhigh DC in vivo is sufficient for eliciting a vigorous CTL response and that CD11b/CD18 could be a suitable surface molecule for targeting Ag to DC.
32 12385027 In vivo receptor-mediated delivery of a recombinant invasive bacterial toxoid to CD11c + CD8 alpha -CD11bhigh dendritic cells.
33 12385027 Here we show that CyaA, the adenylate cyclase toxin of Bordetella pertussis, an invasive bacterial toxin that binds cells through CD11b/CD18 can be exploited for the targeted delivery of an exogenous peptide to the CD8 alpha -CD11bhigh subset in vivo.
34 12385027 Antigen (Ag) genetically inserted in the N-terminal domain of mutant CyaA devoid of catalytic activity, are targeted to CD8 alpha -CD11bhigh DC by the CD11b/CD18-dependent binding of CyaA to the cell surface.
35 12385027 As a result, CTL are primed after a single injection, bypassing requirement for adjuvant, CD4+ T cell help and CD40 signaling.
36 12385027 Beside the interest of the CyaA vector for vaccine development, these results show that Ag presentation focused on CD8 alpha -CD11bhigh DC in vivo is sufficient for eliciting a vigorous CTL response and that CD11b/CD18 could be a suitable surface molecule for targeting Ag to DC.
37 12385027 In vivo receptor-mediated delivery of a recombinant invasive bacterial toxoid to CD11c + CD8 alpha -CD11bhigh dendritic cells.
38 12385027 Here we show that CyaA, the adenylate cyclase toxin of Bordetella pertussis, an invasive bacterial toxin that binds cells through CD11b/CD18 can be exploited for the targeted delivery of an exogenous peptide to the CD8 alpha -CD11bhigh subset in vivo.
39 12385027 Antigen (Ag) genetically inserted in the N-terminal domain of mutant CyaA devoid of catalytic activity, are targeted to CD8 alpha -CD11bhigh DC by the CD11b/CD18-dependent binding of CyaA to the cell surface.
40 12385027 As a result, CTL are primed after a single injection, bypassing requirement for adjuvant, CD4+ T cell help and CD40 signaling.
41 12385027 Beside the interest of the CyaA vector for vaccine development, these results show that Ag presentation focused on CD8 alpha -CD11bhigh DC in vivo is sufficient for eliciting a vigorous CTL response and that CD11b/CD18 could be a suitable surface molecule for targeting Ag to DC.
42 12549976 Complement receptor 3 (CR3; CD18/CD11b) plays an important role in the recognition and clearance of Streptococcus pneumoniae (pneumococci) by neutrophils.
43 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).
44 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.
45 15240422 Effect of candidate vaginally-applied microbicide compounds on recognition of antigen by CD4+ and CD8+ T lymphocytes.
46 15240422 Studies were performed with two classes of candidate microbicide compounds to determine if they would interfere with the recognition of antigen by CD4(+) and CD8(+) T lymphocytes.
47 15240422 However, antigen recognition by both CD4(+) and CD8(+) T lymphocytes was inhibited in the presence of the naphthalene sulfonate polymer PRO 2000.
48 15240422 Binding of antibodies specific for CD18, CD8, and CD3 was impaired in the presence of PRO 2000, suggesting that the mechanism by which this microbicide inhibits T cell recognition of antigenic peptide may involve masking or internalization of surface proteins involved in T cell signaling or stabilizing T cell-antigen-presenting cell interactions.
49 15528345 Antigen targeting to CD11b allows efficient presentation of CD4+ and CD8+ T cell epitopes and in vivo Th1-polarized T cell priming.
50 15528345 Bordetella pertussis adenylate cyclase (CyaA) is an invasive bacterial toxin that delivers its N-terminal catalytic domain into the cytosol of eukaryotic cells bearing the alpha(M)beta(2) integrin (CD11b/CD18), such as myeloid dendritic cells.
51 15528345 In this study, we demonstrate that CyaA can efficiently codeliver both a CD8(+) T cell epitope (OVA(257-264)) and a CD4(+) T cell epitope (MalE(100-114)) into, respectively, the conventional cytosolic or endocytic routes of processing of murine bone marrow-derived dendritic cells.
52 15528345 Upon CyaA delivery, a strong potentiation of the MalE(100-114) CD4(+) T cell epitope presentation is observed as compared with the MalE protein, which depends on CyaA interaction with its CD11b receptor and its subsequent clathrin-mediated endocytosis.
53 15528345 In vivo, CyaA induces strong and specific Th1 CD4(+) and CD8(+) T cell responses against, respectively, the MalE(100-114) and OVA(257-264) epitopes.
54 15715049 BM mononuclear cells from 3 dogs with melanoma and from 1 healthy dog were cultured for 12 days in media supplemented with recombinant human granulocyte-macrophage colony stimulating factor, stem cell factor, tumor necrosis factor, and Flt-3 ligand.
55 15715049 Phenotypic analysis of the expanded DC population demonstrated expression of CD11c/CD18 and major histocompatibility complex class II surface markers, and ultrastructural features characteristic of DCs were observed on electron microscopy.
56 15926077 The Bordetella adenylate cyclase toxoid (CyaA) targets cells expressing the alphaMbeta2 integrin receptor CD11b/CD18 (CR3 or Mac-1) and can penetrate into cytosol of professional antigen-presenting cells, such as dendritic cells.
57 15926077 We show here that vaccination with a genetically detoxified CyaA336/E7 protein, carrying the full-length oncoprotein E7 of the human papilloma virus 16 inserted at position 336 of the cell-invasive AC domain of CyaA, induces an E7-specific CD8+ T-cell immune response and confers on mice protective, as well as therapeutic immunity against challenge with TC-1 tumor cells expressing the E7 oncoprotein.
58 15984339 We have investigated the hypothesis that active viral infection increases the susceptibility of bovine leukocytes to the M. haemolytica leukotoxin by increasing the expression of or activating the beta2 integrin CD11a/CD18 (LFA-1) on the leukocyte surface.
59 15984339 In vitro exposure to proinflammatory cytokines (i.e. interleukin-1beta, tumor necrosis factor-alpha and interferon-gamma) increases LFA-1 expression on bovine leukocytes, which in turn correlates with increased binding and responsiveness to the leukotoxin.
60 16040128 Culture of macrophages with PRO 2000 also resulted in diminished detection of the surface proteins CD11b and CD18.
61 16522784 The LFA-1 (CD11a and CD18) integrin molecule is constitutively expressed on the T-cell surface.
62 16522784 Following T-cell activation, a rapid conformational change of LFA-1 to an "adhesive" state occurs, allowing LFA-1 binding to intracellular cell adhesion molecule type 1 (ICAM-1)-expressing targets, such as antigen-presenting cells.
63 16522784 Experimental controls indicated that the T cell-bead attachment was LFA-1 and ICAM-1 specific.
64 16522784 By using multicolor cytometry, the responding adhesive T-cell population was usually identified as a distinct subset of T cells with the following phenotype: CD3+ CD4+ or CD8+ CD19- CD16- CD45RO+ CD62L+ CD27+ CD57-.
65 16522784 The LFA-1 (CD11a and CD18) integrin molecule is constitutively expressed on the T-cell surface.
66 16522784 Following T-cell activation, a rapid conformational change of LFA-1 to an "adhesive" state occurs, allowing LFA-1 binding to intracellular cell adhesion molecule type 1 (ICAM-1)-expressing targets, such as antigen-presenting cells.
67 16522784 Experimental controls indicated that the T cell-bead attachment was LFA-1 and ICAM-1 specific.
68 16522784 By using multicolor cytometry, the responding adhesive T-cell population was usually identified as a distinct subset of T cells with the following phenotype: CD3+ CD4+ or CD8+ CD19- CD16- CD45RO+ CD62L+ CD27+ CD57-.
69 16522784 The LFA-1 (CD11a and CD18) integrin molecule is constitutively expressed on the T-cell surface.
70 16522784 Following T-cell activation, a rapid conformational change of LFA-1 to an "adhesive" state occurs, allowing LFA-1 binding to intracellular cell adhesion molecule type 1 (ICAM-1)-expressing targets, such as antigen-presenting cells.
71 16522784 Experimental controls indicated that the T cell-bead attachment was LFA-1 and ICAM-1 specific.
72 16522784 By using multicolor cytometry, the responding adhesive T-cell population was usually identified as a distinct subset of T cells with the following phenotype: CD3+ CD4+ or CD8+ CD19- CD16- CD45RO+ CD62L+ CD27+ CD57-.
73 16675078 The major toxic effects of native CyaA are attributed to its enzymatic activity following delivery to cells of the innate immune system via the CD11b/CD18 (CR3) cell receptor.
74 16675078 In view of the potential use of detoxified CyaA in vaccinology, a complement dependent in vitro model was used to investigate the potential effects of the interaction of detoxified CyaA with CD11b/CD18 (CR3) on phagocytic function.
75 16675078 Interaction of CyaA with CD11b/CD18 (CR3) on human pro-myelocytic NB-4 cells differentiated to a neutrophil-like phenotype was measured as inhibition of binding of a monoclonal antibody to the receptor.
76 16675078 However, availability of CD11b/CD18 receptors on acylated CyaA-treated cells was restored after washing and further incubation.
77 16675078 The results suggest that the interaction of detoxified CyaA constructs to the CD11b/CD18 (CR3) receptor may temporarily influence the complement-dependent phagocytic function in neutrophil leukocytes.
78 16675078 The major toxic effects of native CyaA are attributed to its enzymatic activity following delivery to cells of the innate immune system via the CD11b/CD18 (CR3) cell receptor.
79 16675078 In view of the potential use of detoxified CyaA in vaccinology, a complement dependent in vitro model was used to investigate the potential effects of the interaction of detoxified CyaA with CD11b/CD18 (CR3) on phagocytic function.
80 16675078 Interaction of CyaA with CD11b/CD18 (CR3) on human pro-myelocytic NB-4 cells differentiated to a neutrophil-like phenotype was measured as inhibition of binding of a monoclonal antibody to the receptor.
81 16675078 However, availability of CD11b/CD18 receptors on acylated CyaA-treated cells was restored after washing and further incubation.
82 16675078 The results suggest that the interaction of detoxified CyaA constructs to the CD11b/CD18 (CR3) receptor may temporarily influence the complement-dependent phagocytic function in neutrophil leukocytes.
83 16675078 The major toxic effects of native CyaA are attributed to its enzymatic activity following delivery to cells of the innate immune system via the CD11b/CD18 (CR3) cell receptor.
84 16675078 In view of the potential use of detoxified CyaA in vaccinology, a complement dependent in vitro model was used to investigate the potential effects of the interaction of detoxified CyaA with CD11b/CD18 (CR3) on phagocytic function.
85 16675078 Interaction of CyaA with CD11b/CD18 (CR3) on human pro-myelocytic NB-4 cells differentiated to a neutrophil-like phenotype was measured as inhibition of binding of a monoclonal antibody to the receptor.
86 16675078 However, availability of CD11b/CD18 receptors on acylated CyaA-treated cells was restored after washing and further incubation.
87 16675078 The results suggest that the interaction of detoxified CyaA constructs to the CD11b/CD18 (CR3) receptor may temporarily influence the complement-dependent phagocytic function in neutrophil leukocytes.
88 16675078 The major toxic effects of native CyaA are attributed to its enzymatic activity following delivery to cells of the innate immune system via the CD11b/CD18 (CR3) cell receptor.
89 16675078 In view of the potential use of detoxified CyaA in vaccinology, a complement dependent in vitro model was used to investigate the potential effects of the interaction of detoxified CyaA with CD11b/CD18 (CR3) on phagocytic function.
90 16675078 Interaction of CyaA with CD11b/CD18 (CR3) on human pro-myelocytic NB-4 cells differentiated to a neutrophil-like phenotype was measured as inhibition of binding of a monoclonal antibody to the receptor.
91 16675078 However, availability of CD11b/CD18 receptors on acylated CyaA-treated cells was restored after washing and further incubation.
92 16675078 The results suggest that the interaction of detoxified CyaA constructs to the CD11b/CD18 (CR3) receptor may temporarily influence the complement-dependent phagocytic function in neutrophil leukocytes.
93 16675078 The major toxic effects of native CyaA are attributed to its enzymatic activity following delivery to cells of the innate immune system via the CD11b/CD18 (CR3) cell receptor.
94 16675078 In view of the potential use of detoxified CyaA in vaccinology, a complement dependent in vitro model was used to investigate the potential effects of the interaction of detoxified CyaA with CD11b/CD18 (CR3) on phagocytic function.
95 16675078 Interaction of CyaA with CD11b/CD18 (CR3) on human pro-myelocytic NB-4 cells differentiated to a neutrophil-like phenotype was measured as inhibition of binding of a monoclonal antibody to the receptor.
96 16675078 However, availability of CD11b/CD18 receptors on acylated CyaA-treated cells was restored after washing and further incubation.
97 16675078 The results suggest that the interaction of detoxified CyaA constructs to the CD11b/CD18 (CR3) receptor may temporarily influence the complement-dependent phagocytic function in neutrophil leukocytes.
98 16816147 Conversely, MDM used MR and CD11b/CD18 to ingest opsonized organisms.
99 16857732 Critical role for serum opsonins and complement receptors CR3 (CD11b/CD18) and CR4 (CD11c/CD18) in phagocytosis of Francisella tularensis by human dendritic cells (DC): uptake of Francisella leads to activation of immature DC and intracellular survival of the bacteria.
100 16857732 We demonstrate that complement factor C3-derived opsonins and the major complement receptors expressed by DC, the integrins CR3 (CD11b/CD18) and CR4 (CD11c/CD18), play a critical role in this adhesion-mediated phagocytosis.
101 16857732 LVS induced proinflammatory cytokine production and up-regulation of costimulatory surface proteins (CD40, CD86, and MHC Class II) on DC but resisted killing.
102 16857732 Serum-treated LVS rapidly induced (within 6 h) a number of cytokines including IL-10, a potent suppressor of macrophage functions and down-regulator of Th1-like responses and the Th1 response inducer IL-12.
103 16857732 These results suggest that the simultaneous production of an activating (IL-12, IL-1beta, and TNF-alpha) and a suppressing (IL-10) cytokine profile could contribute to the immunopathogenesis of tularemia.
104 16857732 Critical role for serum opsonins and complement receptors CR3 (CD11b/CD18) and CR4 (CD11c/CD18) in phagocytosis of Francisella tularensis by human dendritic cells (DC): uptake of Francisella leads to activation of immature DC and intracellular survival of the bacteria.
105 16857732 We demonstrate that complement factor C3-derived opsonins and the major complement receptors expressed by DC, the integrins CR3 (CD11b/CD18) and CR4 (CD11c/CD18), play a critical role in this adhesion-mediated phagocytosis.
106 16857732 LVS induced proinflammatory cytokine production and up-regulation of costimulatory surface proteins (CD40, CD86, and MHC Class II) on DC but resisted killing.
107 16857732 Serum-treated LVS rapidly induced (within 6 h) a number of cytokines including IL-10, a potent suppressor of macrophage functions and down-regulator of Th1-like responses and the Th1 response inducer IL-12.
108 16857732 These results suggest that the simultaneous production of an activating (IL-12, IL-1beta, and TNF-alpha) and a suppressing (IL-10) cytokine profile could contribute to the immunopathogenesis of tularemia.
109 18032592 Because BPE cells did not express the LKT receptor CD11a/CD18, we infer that contaminating LPS was responsible for the decreased TEER.
110 19003299 Taguchi's methods were used for the design of an experimental strategy aimed at optimizing cell density and monoclonal antibody (mAb) production from a spinner flask hybridoma culture. 23G11 is an antibody to the human leukocyte adhesion molecule, CR3 or beta 2 integrin (CD11b/CD18).
111 19018015 The Candida antigen CR3-RP (complement receptor 3-related protein) is supposed to be a 'mimicry' protein because of its ability to bind antibody directed against the alpha subunit of the mammalian CR3 (CD11b/CD18).
112 19800447 PBMCs from subjects receiving CAIV showed a higher proportion of functional, tissue-tropic T-cells (CD4+CD69+CD18+MIP1alpha+) specific for homotypic and heterosubtypic strains of influenza by flow cytometry.
113 21128234 Ag-bearing liposomes engrafted with peptides that interact with CD11c/CD18 induce potent Ag-specific and antitumor immunity.
114 21128234 Dendritic cells (DCs) play key role in eliciting antigen (Ag)-specific immune responses, and crucial to this is the uptake of Ag via surface receptors including the heterodimeric integrin CD11c/CD18.
115 21128234 Here we report that CD11c/CD18-interacting peptides can be used as targeting moieties to deliver liposomal Ag to antigen presenting cells (APCs) and elicit Ag-specific and antitumor immunity.
116 21128234 Two peptides of sequence related to human ICAM-4 and previously reported to bind CD11c/CD18, and a 12-mer cyclic peptide previously identified by phage display to bind CD11c/CD18, were produced synthetically, and tested for their ability to target liposomal Ag.
117 21128234 Our results show that the three peptides, denoted as p17, p18 and p30, promote strong binding of liposomes to CD11c(+) and CD11b(+) cells in vitro and in vivo.
118 21128234 Vaccination of mice with Ag-bearing liposomes engrafted with the peptides, particularly p18 and p30, induced Ag-specific T cell priming and antibody production.
119 21128234 Importantly, the vaccination of C57BL/6 mice with syngeneic B16-OVA-derived plasma membrane vesicles (PMVs) engrafted with p18 and p30 peptide showed dramatic antitumor responses, inhibiting tumor growth/metastasis in both the lung and subcutaneous tumor models, with a high proportion of the mice apparently being "cured" of their tumors.
120 21128234 The engraftment of p18 and p30 peptides onto liposomes and PMVs, thus provides an effective means to target Ags to DCs in vivo, for the development of effective cancer vaccines and immunotherapies.
121 21128234 Ag-bearing liposomes engrafted with peptides that interact with CD11c/CD18 induce potent Ag-specific and antitumor immunity.
122 21128234 Dendritic cells (DCs) play key role in eliciting antigen (Ag)-specific immune responses, and crucial to this is the uptake of Ag via surface receptors including the heterodimeric integrin CD11c/CD18.
123 21128234 Here we report that CD11c/CD18-interacting peptides can be used as targeting moieties to deliver liposomal Ag to antigen presenting cells (APCs) and elicit Ag-specific and antitumor immunity.
124 21128234 Two peptides of sequence related to human ICAM-4 and previously reported to bind CD11c/CD18, and a 12-mer cyclic peptide previously identified by phage display to bind CD11c/CD18, were produced synthetically, and tested for their ability to target liposomal Ag.
125 21128234 Our results show that the three peptides, denoted as p17, p18 and p30, promote strong binding of liposomes to CD11c(+) and CD11b(+) cells in vitro and in vivo.
126 21128234 Vaccination of mice with Ag-bearing liposomes engrafted with the peptides, particularly p18 and p30, induced Ag-specific T cell priming and antibody production.
127 21128234 Importantly, the vaccination of C57BL/6 mice with syngeneic B16-OVA-derived plasma membrane vesicles (PMVs) engrafted with p18 and p30 peptide showed dramatic antitumor responses, inhibiting tumor growth/metastasis in both the lung and subcutaneous tumor models, with a high proportion of the mice apparently being "cured" of their tumors.
128 21128234 The engraftment of p18 and p30 peptides onto liposomes and PMVs, thus provides an effective means to target Ags to DCs in vivo, for the development of effective cancer vaccines and immunotherapies.
129 21128234 Ag-bearing liposomes engrafted with peptides that interact with CD11c/CD18 induce potent Ag-specific and antitumor immunity.
130 21128234 Dendritic cells (DCs) play key role in eliciting antigen (Ag)-specific immune responses, and crucial to this is the uptake of Ag via surface receptors including the heterodimeric integrin CD11c/CD18.
131 21128234 Here we report that CD11c/CD18-interacting peptides can be used as targeting moieties to deliver liposomal Ag to antigen presenting cells (APCs) and elicit Ag-specific and antitumor immunity.
132 21128234 Two peptides of sequence related to human ICAM-4 and previously reported to bind CD11c/CD18, and a 12-mer cyclic peptide previously identified by phage display to bind CD11c/CD18, were produced synthetically, and tested for their ability to target liposomal Ag.
133 21128234 Our results show that the three peptides, denoted as p17, p18 and p30, promote strong binding of liposomes to CD11c(+) and CD11b(+) cells in vitro and in vivo.
134 21128234 Vaccination of mice with Ag-bearing liposomes engrafted with the peptides, particularly p18 and p30, induced Ag-specific T cell priming and antibody production.
135 21128234 Importantly, the vaccination of C57BL/6 mice with syngeneic B16-OVA-derived plasma membrane vesicles (PMVs) engrafted with p18 and p30 peptide showed dramatic antitumor responses, inhibiting tumor growth/metastasis in both the lung and subcutaneous tumor models, with a high proportion of the mice apparently being "cured" of their tumors.
136 21128234 The engraftment of p18 and p30 peptides onto liposomes and PMVs, thus provides an effective means to target Ags to DCs in vivo, for the development of effective cancer vaccines and immunotherapies.
137 21128234 Ag-bearing liposomes engrafted with peptides that interact with CD11c/CD18 induce potent Ag-specific and antitumor immunity.
138 21128234 Dendritic cells (DCs) play key role in eliciting antigen (Ag)-specific immune responses, and crucial to this is the uptake of Ag via surface receptors including the heterodimeric integrin CD11c/CD18.
139 21128234 Here we report that CD11c/CD18-interacting peptides can be used as targeting moieties to deliver liposomal Ag to antigen presenting cells (APCs) and elicit Ag-specific and antitumor immunity.
140 21128234 Two peptides of sequence related to human ICAM-4 and previously reported to bind CD11c/CD18, and a 12-mer cyclic peptide previously identified by phage display to bind CD11c/CD18, were produced synthetically, and tested for their ability to target liposomal Ag.
141 21128234 Our results show that the three peptides, denoted as p17, p18 and p30, promote strong binding of liposomes to CD11c(+) and CD11b(+) cells in vitro and in vivo.
142 21128234 Vaccination of mice with Ag-bearing liposomes engrafted with the peptides, particularly p18 and p30, induced Ag-specific T cell priming and antibody production.
143 21128234 Importantly, the vaccination of C57BL/6 mice with syngeneic B16-OVA-derived plasma membrane vesicles (PMVs) engrafted with p18 and p30 peptide showed dramatic antitumor responses, inhibiting tumor growth/metastasis in both the lung and subcutaneous tumor models, with a high proportion of the mice apparently being "cured" of their tumors.
144 21128234 The engraftment of p18 and p30 peptides onto liposomes and PMVs, thus provides an effective means to target Ags to DCs in vivo, for the development of effective cancer vaccines and immunotherapies.
145 21551251 Endogenous PMN sialidase activity exposes activation epitope on CD11b/CD18 which enhances its binding interaction with ICAM-1.
146 21551251 Upon activation, β2 integrin (CD11b/CD18) on the PMN surface undergoes conformational change, which allows it to bind more tightly to the ICAM-1 and ICAM-2 on the EC surface.
147 21551251 Removal of sialyl residues from CD18 and CD11b, by exogenous neuraminidase or mobilization of PMN sialidase, unmasked activation epitopes, as detected by flow cytometry and enhanced binding to ICAM-1.
148 21551251 One sialidase isoform, Neu1, colocalized with CD18 on confocal microscopy.
149 21551251 Endogenous PMN sialidase activity exposes activation epitope on CD11b/CD18 which enhances its binding interaction with ICAM-1.
150 21551251 Upon activation, β2 integrin (CD11b/CD18) on the PMN surface undergoes conformational change, which allows it to bind more tightly to the ICAM-1 and ICAM-2 on the EC surface.
151 21551251 Removal of sialyl residues from CD18 and CD11b, by exogenous neuraminidase or mobilization of PMN sialidase, unmasked activation epitopes, as detected by flow cytometry and enhanced binding to ICAM-1.
152 21551251 One sialidase isoform, Neu1, colocalized with CD18 on confocal microscopy.
153 21551251 Endogenous PMN sialidase activity exposes activation epitope on CD11b/CD18 which enhances its binding interaction with ICAM-1.
154 21551251 Upon activation, β2 integrin (CD11b/CD18) on the PMN surface undergoes conformational change, which allows it to bind more tightly to the ICAM-1 and ICAM-2 on the EC surface.
155 21551251 Removal of sialyl residues from CD18 and CD11b, by exogenous neuraminidase or mobilization of PMN sialidase, unmasked activation epitopes, as detected by flow cytometry and enhanced binding to ICAM-1.
156 21551251 One sialidase isoform, Neu1, colocalized with CD18 on confocal microscopy.
157 21551251 Endogenous PMN sialidase activity exposes activation epitope on CD11b/CD18 which enhances its binding interaction with ICAM-1.
158 21551251 Upon activation, β2 integrin (CD11b/CD18) on the PMN surface undergoes conformational change, which allows it to bind more tightly to the ICAM-1 and ICAM-2 on the EC surface.
159 21551251 Removal of sialyl residues from CD18 and CD11b, by exogenous neuraminidase or mobilization of PMN sialidase, unmasked activation epitopes, as detected by flow cytometry and enhanced binding to ICAM-1.
160 21551251 One sialidase isoform, Neu1, colocalized with CD18 on confocal microscopy.
161 21976223 Importantly, CCL1 directly regulated the expression of CD18 and CD49b and hence influenced the adhesion capacity of human macrophages.
162 21976223 Finally, CCL1 induced production of proinflammatory cytokines such as tumor necrosis factor alpha (TNF-α) and interleukin-6 (IL-6) and could inhibit LPS-induced cytokine production in a dose-dependent manner.
163 22002875 A clonal model for human CD8+ regulatory T cells: unrestricted contact-dependent killing of activated CD4+ T cells.
164 22002875 Previous studies in murine systems have demonstrated that CD8(+) Treg cells down-regulate immune responses in vivo through suppressing activated CD4(+) T cells.
165 22002875 Here we describe novel regulatory CD8(+) T-cell clones isolated from healthy human peripheral blood following in vitro stimulation with autologous Epstein-Barr virus (EBV)-specific CD4(+) T cells.
166 22002875 TCR activation of CD4(+) target T cells was required for CD8(+) Treg cells to exert suppressive activity, which was mediated through lysis of CD4(+) targets in a cell contact-dependent manner.
167 22002875 Suppression was independent of Foxp3 expression in CD8(+) Treg cells, HLA compatibility between CD8(+) Treg cells and CD4(+) target cells and antigen-specificity of CD4(+) target T cells.
168 22002875 CD8(+) Treg clones expressed CD3 and a variety of TCR V(β) chains as well as CD56, CD69, CD62L and CD95 but did not express CD16, CD161, CXCR4 and CCR7.
169 22002875 When used together, antibodies specific for CD11a/CD18 and CD8 inhibited suppressive activity of CD8(+) Treg clones.
170 22711877 Experiments with knockout mice and blocking antibodies reveal that the uropod elongation and microparticle formation are the result of LFA-1-mediated adhesion and VLA-3-mediated cell migration through the vascular basement membrane.
171 22888138 Finally, we demonstrate using receptor-blocking Abs that CR1 (CD35) and CR3 (CD11b/CD18) acted in concert for phagocytosis of opsonized F. tularensis by human neutrophils, whereas CR3 and CR4 (CD11c/CD18) mediated infection of human monocyte-derived macrophages.
172 22888138 Altogether, our data provide fundamental insight into mechanisms of F. tularensis phagocytosis and support a model whereby natural IgM binds to surface capsular and O-Ag polysaccharides of F. tularensis and initiates the classical complement cascade via C1q to promote C3 opsonization of the bacterium and phagocytosis via CR3 and either CR1 or CR4 in a phagocyte-specific manner.
173 24348253 Semen CD4+ T cells and macrophages are productively infected at all stages of SIV infection in macaques.
174 24348253 Finally, we cocultured semen CD4(+) T cells and macrophages with a cell line permissive to SIV infection to assess their infectivity in vitro.
175 24348253 Lymphocytes had a mucosal phenotype and expressed activation (CD69 & HLA-DR) and migration (CCR5, CXCR4, LFA-1) markers.
176 24348253 CD69 expression was increased in semen T cells by SIV infection, at all stages of infection.
177 24348253 Macrophages predominated at all stages and expressed CD4, CCR5, MAC-1 and LFA-1.
178 24348253 Altogether, we demonstrated that semen contains the two major SIV-target cells (CD4+ T cells and macrophages).
179 24348253 Semen CD4+ T cells and macrophages are productively infected at all stages of SIV infection in macaques.
180 24348253 Finally, we cocultured semen CD4(+) T cells and macrophages with a cell line permissive to SIV infection to assess their infectivity in vitro.
181 24348253 Lymphocytes had a mucosal phenotype and expressed activation (CD69 & HLA-DR) and migration (CCR5, CXCR4, LFA-1) markers.
182 24348253 CD69 expression was increased in semen T cells by SIV infection, at all stages of infection.
183 24348253 Macrophages predominated at all stages and expressed CD4, CCR5, MAC-1 and LFA-1.
184 24348253 Altogether, we demonstrated that semen contains the two major SIV-target cells (CD4+ T cells and macrophages).
185 25024388 Antigen targeting to CD11b+ dendritic cells in association with TLR4/TRIF signaling promotes strong CD8+ T cell responses.
186 25024388 Based on the discovery that the adenylate cyclase from Bordetella pertussis binds to the CD11b/CD18 integrin, we developed a highly efficient detoxified adenylate cyclase-based vector (CyaA) capable of delivering a large variety of Ags to the APC.
187 25024388 Overall, this study demonstrates that Ag delivery to CD11b(+) DCs in association with TLR4/Toll/IL-1R domain-containing adapter-inducing IFN-β activation is an efficient strategy to promote strong specific CD8(+) T cell responses.
188 25653484 Phenotypic change was examined by flow cytometry with specific antibodies to CD11c, CD14, CD18, CD32, and CD64.
189 25653484 The expression of CD11c and CD14 gradually increased upon exposure to all three agents, while CD14 expression increased abruptly after VitD3.
190 25653484 The expression of CD18, CD32, and CD64 increased during differentiation with all three agents.
191 25653484 Phenotypic change was examined by flow cytometry with specific antibodies to CD11c, CD14, CD18, CD32, and CD64.
192 25653484 The expression of CD11c and CD14 gradually increased upon exposure to all three agents, while CD14 expression increased abruptly after VitD3.
193 25653484 The expression of CD18, CD32, and CD64 increased during differentiation with all three agents.
194 25666226 Camel milk cells from 8 Gram-positive and 5 Gram-negative infected camels were examined with flow cytometry using cross-reacting antibodies like, anti-CD4(+), CD8(+), WC+1(+)γδ, CD62L, CD11a(+)/CD18, LPAM-1, CXCR2.
195 25666226 The statistical analysis of the mean percentage of the expressed CD markers has shown that CD62L, CXCR-2, LPAM-1, CD11a/CD18, CD8(+), IL-6R and CD20(+) were expressed in significant differences in either type of the infection.
196 25666226 Camel milk cells from 8 Gram-positive and 5 Gram-negative infected camels were examined with flow cytometry using cross-reacting antibodies like, anti-CD4(+), CD8(+), WC+1(+)γδ, CD62L, CD11a(+)/CD18, LPAM-1, CXCR2.
197 25666226 The statistical analysis of the mean percentage of the expressed CD markers has shown that CD62L, CXCR-2, LPAM-1, CD11a/CD18, CD8(+), IL-6R and CD20(+) were expressed in significant differences in either type of the infection.
198 25727181 Novel monoclonal antibody against alphaX subunit from horse CD11c/CD18 integrin.
199 26342259 Among the β2 integrins, Mac-1 (Macrophage antigen-1), composed of CD11b and CD18, is mainly expressed in innate immune cells and plays a major role in cell migration and trafficking.