Results 11 to 20 of about 1,004,480 (189)

Interaction of b-cell receptors and antigens with different spatial arrangement

open access: yesИнфекция и иммунитет, 2023
B-cell receptors can interact with antigen epitopes on various objects: macromolecules, microorganisms or on the surface of other cells, e.g., follicular dendritic cells. Accordingly, B cells, on the one hand, have the ability to evaluate the location of
Vladimir Yu. Talayev   +5 more
doaj   +1 more source

Discovering immunoreceptor coupling and organization motifs

open access: yesFrontiers in Immunology, 2023
The recently determined cryo-EM structures of the T cell antigen receptor (TCR) and B cell antigen receptor (BCR) show in molecular details the interactions of the ligand-binding part with the signaling subunits but they do not reveal the signaling ...
Michael Reth, Michael Reth
doaj   +1 more source

Induction of IgG3 to LPS via Toll-like receptor 4 co-stimulation. [PDF]

open access: yesPLoS ONE, 2008
B-cells integrate antigen-specific signals transduced via the B-cell receptor (BCR) and antigen non-specific co-stimulatory signals provided by cytokines and CD40 ligation in order to produce IgG antibodies.
Francisco J Quintana   +3 more
doaj   +1 more source

What Will B Will B: Identifying Molecular Determinants of Diverse B-Cell Fate Decisions Through Systems Biology

open access: yesFrontiers in Cell and Developmental Biology, 2021
B-cells are the poster child for cellular diversity and heterogeneity. The diverse repertoire of B lymphocytes, each expressing unique antigen receptors, provides broad protection against pathogens.
Simon Mitchell
doaj   +1 more source

Lipid Membrane‐Based Antigen Presentation to B Cells Using a Fully Synthetic Ex Vivo Germinal Center Model

open access: yesAdvanced NanoBiomed Research, 2022
High‐affinity antigen‐specific B cells are generated within specialized structures, germinal centers (GCs), inside lymphoid organs. In GCs, follicular dendritic cells (FDCs) present antigens on their membrane surface to cognate B cells, inducing rapid ...
Liana Kramer   +9 more
doaj   +1 more source

Therapeutic applications of engineered chimeric antigen receptors-T cell for cancer therapy

open access: yesBeni-Suef University Journal of Basic and Applied Sciences, 2022
Background Findings of new targeted treatments with adequate safety evaluations are essential for better cancer cures and mortality rates. Immunotherapy holds promise for patients with relapsed disease, with the ability to elicit long-term remissions ...
Amina Hussain
doaj   +1 more source

The Effects of Antigen-Specific IgG1 Antibody for the Pulmonary-Hypertension-Phenotype and B Cells for Inflammation in Mice Exposed to Antigen and Fine Particles from Air Pollution. [PDF]

open access: yesPLoS ONE, 2015
Air pollution is known to exacerbate chronic inflammatory conditions of the lungs including pulmonary hypertension, cardiovascular diseases and autoimmune diseases.
Sung-Hyun Park   +6 more
doaj   +1 more source

TRAF6 is required for generation of the B-1a B cell compartment as well as T cell-dependent and -independent humoral immune responses. [PDF]

open access: yesPLoS ONE, 2009
TNF receptor superfamily members, such as CD40 and the Toll-like receptors (TLRs), regulate many aspects of B cell differentiation and activation. TRAF6 is an intracellular signaling adaptor molecule for these receptors, but its role in B cells has not ...
Takashi Kobayashi   +12 more
doaj   +1 more source

Unlocking the potential of Tregs: innovations in CAR technology

open access: yesFrontiers in Molecular Biosciences, 2023
Regulatory T cells (Tregs) adoptive immunotherapy is emerging as a viable treatment option for both autoimmune and alloimmune diseases. However, numerous challenges remain, including limitations related to cell number, availability of target-specific ...
Christopher J. Requejo Cier   +2 more
doaj   +1 more source

Autoantigen-B Cell Antigen Receptor Interactions That Regulate Expression of B Cell Antigen Receptor Loci [PDF]

open access: yesThe Journal of Immunology, 2007
Abstract Levels of AgR (BCR) expression are regulated during B cell development, activation, and induction of tolerance. The mechanisms responsible for and consequences of this regulation are poorly understood. We have described a class of DNA-based autoantigen-reactive B cell that down-regulates BCR expression during development to ...
Xiaohe, Liu   +2 more
openaire   +2 more sources

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