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PMID |
Sentence |
1 |
10985254
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CD40 ligand (also called CD40L, CD154, or TNFSF5) is a membrane protein expressed mainly by activated CD4+ T cells, which interacts with its receptor, CD40, on a variety of cells.
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2 |
10985254
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Later, with the development of AIDS, CD40L-expressing CD4+ T cells become selectively depleted, perhaps as a result of a gp120-induced signal through CD4 that down-regulates CD40L expression.
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3 |
17081609
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In contrast, transcripts for costimulatory receptors and ligands were notably different following activation, as WC1(+) T cells expressed no or lower levels of transcripts for CD28 and CD40L, while CD4(+) T cells expressed substantial levels of both.
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4 |
17553885
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Virus-specific CD4 T cells are endowed with multiple functions, such as cytokine production, CD40 ligand (CD40L) expression (associated with the costimulation of CD8 and B cells), and degranulation (associated with cytotoxic potential).
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5 |
17626150
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The in vivo stimulatory effect of the CD4(+) aT(EXO) cell to CD8(+) T cell responses is mediated and targeted by its CD40 ligand signaling/acquired exosomal CD80 and pMHC I complexes, respectively.
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6 |
19345343
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We demonstrated that CD4+ cells from CIP did not increase levels of CD40L and CD69 following stimulation with HBcAg alone or associated to CD28 crosslinking, in contrast to subjects that resolved the infection (p<0.01).
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7 |
19444444
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In aged human beings and mice, the reduced levels of expression of CD40 ligand (CD40L) in activated CD4 helper T cells is dramatically reduced [Eaton et al.
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8 |
21145762
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Help from Treg cells was dependent on CD40L, and (unlike help from conventional non-Treg CD4(+) cells) did not require preactivation or prior exposure to antigen.
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9 |
21186260
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Interestingly, CD154 up-regulation accounted for ?80% of activated CD4 T cells in the active TB group but just 40% in the controls, whereas IFN-? accounted for only ?50% of activated cells in each group.
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10 |
20861328
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The Mtb72F-specific CD4(+) T cells predominantly expressed CD40L; CD40L and interleukin-2 (IL-2); CD40L and tumor necrosis factor alpha (TNF-?); CD40L, IL-2, and TNF-?; and CD40L, IL-2, TNF-?, and gamma interferon (IFN-?).
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11 |
20457264
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Polychromatic flow cytometry was used to examine CD4(+) T cells for levels of interferon (IFN)-?, tumor necrosis factor (TNF)-?, and CD154 (CD40 ligand) expression after stimulation with inactivated flu virus.
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12 |
20457264
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A lack of B cell reconstitution and dysfunctional CD4 T cell costimulation (as marked by low CD154 expression) is associated with low NAb levels postvaccination in HCT patients.
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13 |
18562053
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In addition, CD40L expressed from canarypox virus could significantly augment CD4+ T cell responses against HIV-1 in mice.
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14 |
21569810
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We compared the effects of yeast-treated human dendritic cells (DCs) with CD40L-matured human DCs for the induction of effector cells and the number and functionality of CD4(+)CD25(+)CD127(-)FoxP3(+) regulatory T cells (Tregs).
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15 |
21569810
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In addition, yeast-treated DCs used as antigen-presenting cells (APCs) incubated with the tumor antigen CEA enhanced the proliferation of CEA-specific CD4(+) T cells compared to the use of CD40L-matured DCs used as APCs.
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16 |
11043379
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The onset of a successful immune response lies within the control of the CD4+ T helper cells which, after specific antigen recognition, can up-regulate CD40L and subsequently activate APC through CD40 signaling.
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17 |
21689404
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The Env component of the SOSIP.R6-IZ-CD40L fusion construct bound to CD4 and neutralizing antibodies, while the CD40L moiety interacted with CD40.
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18 |
21746859
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CD40 ligand (CD40L) transduction of antigen-pulsed dendritic cells (DCs) can result in antigen-specific humoral immune responses even in CD4(+) T-cell-depleted settings.
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