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PMID |
Sentence |
1 |
1560752
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Antigen-specific T lymphocytes were stimulated by CJ11 cells to proliferate and release interleukins (IL-2 and IL-3).
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2 |
1560752
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Thus, production of ML65hsp within the host cytoplasm resulted in association of the antigen with both MHC class I and MHC class II antigen-presenting structures and evoked both lymphocyte proliferation and cytotoxicity towards the antigen-presenting cell.
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3 |
1593713
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Increases in CD3+ T cell infiltration of the lamina propria and that of the CD4+ "Helper" subset which predominated were significant up to 3 months post-therapy and these cells showed evidence of increased immunological activation as shown by increased interleukin-2 receptor and MHC Class II antigen expression.
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4 |
1593713
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There were also significant increases in CD68+ macrophage and the incidence of CD22+ B cell aggregates but CD57+ NK cells were sparse both before and after therapy.
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5 |
1593713
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Also the degree of T cell infiltration (CD3, CD4 and CD8) was significantly greater in the eight patients deemed to have had a complete response compared to those seven with a partial response or treatment failure.
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6 |
1828389
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We investigated the cellular composition and the major histocompatibility complex (MHC) class II antigen expression in the draining lymph node and the tumour during potentiation of the immune response by intralesional bacillus Calmette-Guérin (BCG) administration in the line 10 hepatocellular carcinoma in the strain 2 guinea-pig.
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7 |
1828389
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Taking into account this nine-fold increase, intralesional treatment of BCG increased considerably the number of T helper/inducer (anti-CT7) and T suppressor/cytotoxic (anti-CT6) lymph node cells expressing MHC class II antigen.
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8 |
1828389
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The percentage of tumour-infiltrating T cells expressing MHC class II antigen in the tumour was higher than the percentage of T cells in the regional draining lymph node of non-treated guinea-pigs, indicating the presence of activated T cells in the tumour.
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9 |
1828389
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In conclusion, with the use of two-colour flow cytofluorometry we have shown that the potentiation of the already existing immune response to line 10 is accompanied by a considerable increase in T helper/inducer, T suppressor/cytotoxic cells and MHC class II antigen in the regional lymph node.
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10 |
1828389
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We investigated the cellular composition and the major histocompatibility complex (MHC) class II antigen expression in the draining lymph node and the tumour during potentiation of the immune response by intralesional bacillus Calmette-Guérin (BCG) administration in the line 10 hepatocellular carcinoma in the strain 2 guinea-pig.
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11 |
1828389
|
Taking into account this nine-fold increase, intralesional treatment of BCG increased considerably the number of T helper/inducer (anti-CT7) and T suppressor/cytotoxic (anti-CT6) lymph node cells expressing MHC class II antigen.
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12 |
1828389
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The percentage of tumour-infiltrating T cells expressing MHC class II antigen in the tumour was higher than the percentage of T cells in the regional draining lymph node of non-treated guinea-pigs, indicating the presence of activated T cells in the tumour.
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13 |
1828389
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In conclusion, with the use of two-colour flow cytofluorometry we have shown that the potentiation of the already existing immune response to line 10 is accompanied by a considerable increase in T helper/inducer, T suppressor/cytotoxic cells and MHC class II antigen in the regional lymph node.
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14 |
1828389
|
We investigated the cellular composition and the major histocompatibility complex (MHC) class II antigen expression in the draining lymph node and the tumour during potentiation of the immune response by intralesional bacillus Calmette-Guérin (BCG) administration in the line 10 hepatocellular carcinoma in the strain 2 guinea-pig.
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15 |
1828389
|
Taking into account this nine-fold increase, intralesional treatment of BCG increased considerably the number of T helper/inducer (anti-CT7) and T suppressor/cytotoxic (anti-CT6) lymph node cells expressing MHC class II antigen.
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16 |
1828389
|
The percentage of tumour-infiltrating T cells expressing MHC class II antigen in the tumour was higher than the percentage of T cells in the regional draining lymph node of non-treated guinea-pigs, indicating the presence of activated T cells in the tumour.
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17 |
1828389
|
In conclusion, with the use of two-colour flow cytofluorometry we have shown that the potentiation of the already existing immune response to line 10 is accompanied by a considerable increase in T helper/inducer, T suppressor/cytotoxic cells and MHC class II antigen in the regional lymph node.
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18 |
1828389
|
We investigated the cellular composition and the major histocompatibility complex (MHC) class II antigen expression in the draining lymph node and the tumour during potentiation of the immune response by intralesional bacillus Calmette-Guérin (BCG) administration in the line 10 hepatocellular carcinoma in the strain 2 guinea-pig.
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19 |
1828389
|
Taking into account this nine-fold increase, intralesional treatment of BCG increased considerably the number of T helper/inducer (anti-CT7) and T suppressor/cytotoxic (anti-CT6) lymph node cells expressing MHC class II antigen.
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20 |
1828389
|
The percentage of tumour-infiltrating T cells expressing MHC class II antigen in the tumour was higher than the percentage of T cells in the regional draining lymph node of non-treated guinea-pigs, indicating the presence of activated T cells in the tumour.
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21 |
1828389
|
In conclusion, with the use of two-colour flow cytofluorometry we have shown that the potentiation of the already existing immune response to line 10 is accompanied by a considerable increase in T helper/inducer, T suppressor/cytotoxic cells and MHC class II antigen in the regional lymph node.
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22 |
1963114
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At this time the MHC class II antigen expression of these cells was increased from 21%-32% in the naive controls to 39%-53% in animals with BCG-treated tumors.
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23 |
8093683
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The modulation of MHC class II antigen and intercellular adhesion molecule-1 (ICAM-1) expression were studied.
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24 |
8093683
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Urine from the sixth instillation, however, proved to be a potent immunomodulatory agent, inducing MHC class II molecule and ICAM-1 expression.
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25 |
8548765
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Presentation of antigenic peptides by MHC class II molecules to CD4+ T cells is critical to the generation of antitumor immunity.
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26 |
8548765
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In an attempt to enhance MHC class II antigen processing, we linked the sorting signals of the lysosome-associated membrane protein (LAMP-1) to the cytoplasmic/nuclear human papilloma virus (HPV-16) E7 antigen, creating a chimera (Sig/E7/LAMP-1).
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27 |
8548765
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Previously, we found that expression of this chimera in vitro and in vivo with a recombinant vaccinia vector targeted E7 to endosomal and lysosomal compartments and enhanced MHC class II presentation to CD4+ T cells compared to vaccinia expressing wild-type E7.
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28 |
8548765
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All mice vaccinated with 1 x 10(7) plaque-forming units of wild-type E7-vaccinia showed progressive tumor growth when challenged with a tumorigenic dose of TC-1 tumor cells; in contrast, 80% of mice vaccinated with the chimeric Sig/E7/LAMP1 vaccinia remained tumor free 3 months after tumor injection.
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29 |
8548765
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Furthermore, treatment with the Sig/E7/LAMP-1 vaccinia vaccine cured mice with small established TC-1 tumors, whereas the wild-type E7-vaccinia showed no effect on this established tumor burden.
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30 |
8883796
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The percentage of CD4+ T cells was higher (P < 0.01), and the percentage of cells expressing major histocompatibility complex (MHC) class II antigens was lower (P < 0.001), in MDV-infected chickens than in uninfected birds.
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31 |
8883796
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In conclusion, a marked increase in the CD4+ T lymphocyte population occurred in the early stage of MDV infection in all chickens regardless of the presence of ev genes, whereas the number of cells expressing MHC class II antigen was severely reduced.
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32 |
10506665
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CD19 regulates B cell antigen receptor-mediated MHC class II antigen processing.
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33 |
10506665
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CD19 is a B cell surface molecule which has been demonstrated to function in modifying signals generated through the BCR, regulating T-cell dependent B-cell activation.
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34 |
10506665
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CD19 cross-linking also inhibited the processing and presentation of antigen internalized bound to the BCR by decreasing the degree and rate of internalization of the BCR and specific antigen and its trafficking to the class II peptide loading compartment.
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35 |
10506665
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In contrast, CD19 cross-linking did not affect the rate of assembly of SDS-stable peptide class II complexes, indicating that CD19 cross-linking did not have a global effect on membrane trafficking in B cells but rather a selective effect on BCR trafficking.
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36 |
10506665
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Thus, in addition to a direct role in modulating BCR signaling for B cell proliferation and differentiation, CD19 may indirectly influence B cell activation by regulating antigen processing and B cell interactions with helper T cells.
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37 |
10569753
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Isotype switching to immunoglobulin G (IgG) was abrogated in mice deficient in major histocompatibility complex (MHC) class II antigen (Ag)-T-cell receptor (TCR), B7-CD28, or CD40-CD40L interactions.
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38 |
10601994
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The lymphocyte activation gene-3 (LAG-3) product is an MHC class II ligand related to CD4.
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39 |
10601994
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We investigated whether LAG-3 could be used in vivo to stimulate MHC class II(+) antigen-presenting cells (APC), such as resident macrophages or dendritic cells known to play a crucial role in processing and presenting of antigens to the immune system.
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40 |
11684131
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PADRE, which binds to several different MHC class II antigen and activates CD4 T cells, induced delayed-type hypersensitivity and stimulated T cell proliferation.
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41 |
11684131
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Therefore, by delivering CD4 and CD8 reactive foreign peptides to the tumor, peptide-specific T cells rejected the tumors as demonstrated by the in vitro and in vivo tests.
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42 |
15705424
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Furthermore, we provide a critical assessment of the studies that examine the mechanisms controlling DC MHC class II antigen presentation, which have often reached contradictory conclusions.
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43 |
16369867
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Target HCV NS3 CD4+ Th1 epitope to major histocompatibility complex class II pathway.
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44 |
16369867
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A hepatitis C virus (HCV) plasmid vaccine was constructed, based on class II-associated invariant chain peptide (CLIP) substitution which endogenously targets HCV non-structure protein 3 (NS3) CD4+ T helper 1(Th1) epitope (1248AA-1261AA) to major histocompatibility complex (MHC) class II antigen.
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45 |
16477768
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In intensified-diet calves, percentages of CD4+ expressing interleukin-2 receptor increased and percentages of gamma delta TCR+ cells expressing interleukin-2 receptor decreased with time.
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46 |
16477768
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Percentages of CD4+ and CD8+ T cells, and B cells expressing MHC class II antigen, were unaffected by diet or age.
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47 |
17204851
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In these antigen presenting cells, autophagosomes frequently fused with MHC class II antigen loading compartments and targeting of Influenza matrix protein 1 (MP1) for macroautophagy enhanced MHC class II presentation to MP1-specific CD4+ T cell clones up to 20 fold.
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48 |
17204851
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We suggest that this pathway samples intracellular proteins for immune surveillance and induction of tolerance in CD4+ T cells, and could be targeted for improved MHC class II presentation of vaccine antigens.
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49 |
17698917
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As expected, TLR agonists, such as LPS (TLR4) and fibroblast-stimulating lipopeptide-1 (FSL-1; TLR2), induced macrophage activation and increased macrophage killing of phase II C. burnetii in vitro.
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50 |
17698917
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Securinine, a gamma-aminobutyric acid type A receptor antagonist, was found to induce TLR-independent macrophage activation in vitro, leading to IL-8 secretion, L-selectin down-regulation, and CD11b and MHC Class II antigen up-regulation.
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51 |
20067538
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Vaccinia virus decreases major histocompatibility complex (MHC) class II antigen presentation, T-cell priming, and peptide association with MHC class II.
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52 |
20067538
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VACV significantly decreased nitric oxide production by peritoneal exudate cells and the RAW macrophage cell line in response to lipopolysaccharide (LPS) and interferon (IFN)-gamma, decreased class II MHC expression on APCs, and induced apoptosis in macrophages and dendritic cells.
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53 |
20695521
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Enhanced generation of cytotoxic T lymphocytes by heat shock protein 70 fusion proteins harboring both CD8(+) T cell and CD4(+) T cell epitopes.
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54 |
20695521
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To induce a potent cytotoxic T lymphocyte (CTL) response, a Hsp70 fusion protein harboring both CD8(+) and CD4(+) T cell epitopes was developed based on the recent understanding of the importance of the role of CD4(+) T cells in inducing the CTL response following vaccination.
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55 |
20695521
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OVA(257-264) (pepI) and OVA(323-339) (pepII) were selected as the CD8(+) and CD4(+) T cell epitope of a model antigen, ovalbumin (OVA), respectively.
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56 |
20695521
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Hsp70 and its fusion proteins, Hsp70-pepI, pepII-Hsp70, Hsp70-pepII and pepII-Hsp70-pepI, were developed. pepII-Hsp70 and pepII-Hsp70-pepI were effectively presented on MHC class II of macrophages compared with Hsp70-pepII, suggesting that pepII conjugation to the N-terminus of Hsp70 is better than the C-terminus for more effective MHC class II antigen presentation.
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57 |
20695521
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These results demonstrated that Hsp70 fusion protein harboring both pepI and pepII is a useful option for Hsp70-based antigen delivery systems.
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58 |
22914367
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A major histocompatibility complex (MHC) class II antigen expression defect was found in 54% of enterovirus-positive patients and in the unique long-term poliovirus excreter.
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59 |
24728075
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Hypomethylation of CpGs located in 6p21.3 in the R class associated with cis upregulation of genes enriched in immune response processes (TAP1, PSMB8, PSMB9, HLA-DQB1, HLA-DQB2, HLA-DMA, and HLA-DOA), increased CD8 T-cell tumor infiltration (P=7.6×10(-5)), and trans-regulation of genes in immune-related pathways (P=1.6×10(-32)).
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60 |
26453454
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HLA-DR is the most commonly expressed and likely the most medically important human MHC class II, antigen presenting protein.
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