Results 1 to 10 of about 1,940,376 (313)

Membrane Ultrastructure and T Cell Activation [PDF]

open access: yesFrontiers in Immunology, 2018
The immune system serves as a crucial line of defense from infection and cancer, while also contributing to tissue homeostasis. Communication between immune cells is mediated by small soluble factors called cytokines, and also by direct cellular ...
Johannes Pettmann   +4 more
doaj   +3 more sources

T cell-specific constitutive active SHP2 enhances T cell memory formation and reduces T cell activation

open access: yesFrontiers in Immunology, 2022
Upon antigen recognition by the T cell receptor (TCR), a complex signaling network orchestrated by protein-tyrosine kinases (PTKs) and protein-tyrosine phosphatases (PTPs) regulates the transmission of the extracellular signal to the nucleus. The role of
Clemens Cammann   +17 more
doaj   +3 more sources

FcγR requirements and costimulatory capacity of Urelumab, Utomilumab, and Varlilumab

open access: yesFrontiers in Immunology, 2023
IntroductionTargeting costimulatory receptors of the tumor necrosis factor receptor (TNFR) superfamily with agonistic antibodies is a promising approach in cancer immuno therapy.
Judith Leitner   +4 more
doaj   +1 more source

Retrograde and Anterograde Transport of Lat-Vesicles during the Immunological Synapse Formation: Defining the Finely-Tuned Mechanism

open access: yesCells, 2021
LAT is an important player of the signaling cascade induced by TCR activation. This adapter molecule is present at the plasma membrane of T lymphocytes and more abundantly in intracellular compartments.
Juan José Saez   +5 more
doaj   +1 more source

T Cell Activation [PDF]

open access: yesAnnual Review of Immunology, 2009
This year marks the 25th anniversary of the first Annual Review of Immunology article to describe features of the T cell antigen receptor (TCR). In celebration of this anniversary, we begin with a brief introduction outlining the chronology of the earliest studies that established the basic paradigm for how the engaged TCR transduces its signals.
Jennifer E, Smith-Garvin   +2 more
openaire   +2 more sources

Interrogating ligand-receptor interactions using highly sensitive cellular biosensors

open access: yesNature Communications, 2023
Interactions of membrane-resident proteins are important targets for therapeutic interventions but most methods to study them are either costly, laborious or fail to reflect the physiologic interaction of membrane resident proteins in trans.
Maximilian A. Funk   +10 more
doaj   +1 more source

A Highly Sensitive Cell-Based TLR Reporter Platform for the Specific Detection of Bacterial TLR Ligands

open access: yesFrontiers in Immunology, 2022
Toll-like receptors (TLRs) are primary pattern recognition receptors (PRRs), which recognize conserved microbial components. They play important roles in innate immunity but also in the initiation of adaptive immune responses.
Katharina Radakovics   +7 more
doaj   +1 more source

BTLA inhibition has a dominant role in the cis-complex of BTLA and HVEM

open access: yesFrontiers in Immunology, 2022
The engagement of the herpesvirus entry mediator (HVEM, TNFRSF14) by the B and T lymphocyte attenuator (BTLA) represents a unique interaction between an activating receptor of the TNFR-superfamily and an inhibitory receptor of the Ig-superfamily.
Claire Battin   +5 more
doaj   +1 more source

Co-Stimulatory Bispecific Antibodies Induce Enhanced T Cell Activation and Tumor Cell Killing in Breast Cancer Models

open access: yesFrontiers in Immunology, 2021
Although T cell-recruiting CD3-binding bispecific antibodies (BiMAb) have been proven to be clinically effective for hematologic malignancies, the success of BiMAb targeting solid tumor-associated antigens (TAA) in carcinomas so far remains poor.
Karsten M. Warwas   +18 more
doaj   +1 more source

T-Cell Activation: Two for T [PDF]

open access: yesCurrent Biology, 1995
T-cell activation requires costimulation in addition to the antigen-specific signal. Recent results suggest that distinct costimulatory molecules can specifically activate different types of T-cell response.
Guerder, Sylvie, Flavell, Richard A.
openaire   +2 more sources

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