Results 11 to 20 of about 2,073,683 (216)

Pre-T cell receptor localization and trafficking are independent of its signaling [PDF]

open access: yes, 2023
Expression of the pre-T cell receptor (preTCR) is an important checkpoint during the development of T cells, an essential cell type of our adaptive immune system.
James, John R.   +4 more
core   +1 more source

CD95 co-stimulation blocks activation of naive T cells by inhibiting T cell receptor signaling [PDF]

open access: yes, 2009
CD95 is a multifunctional receptor that induces cell death or proliferation depending on the signal, cell type, and cellular context. Here, we describe a thus far unknown function of CD95 as a silencer of T cell activation.
Lindquist, Jonathan   +21 more
core   +1 more source

Co-receptor CD8-mediated modulation of T-cell receptor functional sensitivity and epitope recognition degeneracy [PDF]

open access: yes, 2013
The interaction between T-cell receptors (TCRs) and peptide epitopes is highly degenerate: a TCR is capable of interacting productively with a wide range of different peptide ligands, involving not only cross-reactivity proper (similar epitopes elicit ...
Linda Wooldridge   +13 more
core   +1 more source

The transcriptional activator Gli2 modulates T-cell receptor signalling through attenuation of AP-1 and NFκ-B activity. [PDF]

open access: yes, 2015
Different tissues contain diverse and dynamic cellular niches, providing distinct signals to tissue-resident or migratory, infiltrating immune cells.
Lau, Ching-In   +18 more
core   +1 more source

Cellular-level versus receptor-level response threshold hierarchies in T-Cell activation [PDF]

open access: yes, 2013
Peptide-MHC (pMHC) ligand engagement by T-cell receptors (TCRs) elicits a variety of cellular responses, some of which require substantially more TCR-mediated stimulation than others.
Andrew Kelvin Sewell   +44 more
core   +1 more source

Cytokine-induced Src homology 2 protein (CIS) promotes T cell receptor-mediated proliferation and prolongs survival of activated T cells [PDF]

open access: yes, 2000
Copyright @ 2000 The Rockefeller University Press. This article is shared under a Creative Commons Attribution-Noncommercial-Share Alike 3.0 Unported license, as described at http://creativecommons.org/licenses/by-nc-sa/3.0/ and http://creativecommons ...
Sjögren, HO   +25 more
core   +1 more source

The T cell receptor/CD3 complex is composed of at least two autonomous transduction modules [PDF]

open access: yes, 1992
Recent studies have demonstrated that the CD3-ζ subunit of the T cell antigen receptor (TCR) complex is involved in signal transduction. However, the function of the remaining invariant subunits, CD3-γ, -δ, and , is still poorly understood.
Wegener, Anne-Marie K.   +19 more
core   +1 more source

Germline T cell receptor exchange results in physiological T cell development and function

open access: yesNature Communications, 2023
The currently available transgenic T cell receptor (TCR) models represent high affinity antigen-TCR interactions. Authors here present an alternative approach to target an exogenous TCR into the physiological Trac locus in the germline of mice, which ...
Meagan R. Rollins   +10 more
doaj   +1 more source

T cell development and T cell responses in mice with mutations affecting tyrosines 292 or 315 of the ZAP-70 protein tyrosine kinase [PDF]

open access: yes, 2001
After stimulation of the T cell receptor (TCR), the tyrosine residues 292 and 315 in interdomain B of the protein tyrosine kinase ZAP-70 become phosphorylated and plausibly function as docking sites for Cbl and Vav1, respectively. The two latter proteins
Magnan, A   +38 more
core   +1 more source

The T‐cell receptor repertoire of regulatory T cells [PDF]

open access: yesImmunology, 2008
SummaryThe CD4+ CD25+ regulatory population of T cells (Treg cells), which expresses the forkhead family transcription factor (Foxp3), is the key component of the peripheral tolerance mechanism that protects us from a variety of autoimmune diseases.
Rafal, Pacholczyk, Joanna, Kern
openaire   +2 more sources

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