Results 21 to 30 of about 58,285 (234)
Follicular regulatory T cell in atherosclerosis [PDF]
Abstract Atherosclerosis is a chronic inflammatory disease involving the infiltration of immune cells, such as monocytes/macrophages, neutrophils, T cells, and B cells, into the inner layer of vessel walls. T and B cell functions in the process of atherogenesis, as well as their mutual regulation, have been investigated but several ...
Baptista, Daniela +2 more
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IntroductionHighly sensitised (HS) patients represent up to 30% of patients on the kidney transplant waiting list. When they are transplanted, they have a high risk of acute/chronic rejection and long-term allograft loss.
C. Dudreuilh +16 more
doaj +1 more source
Objective: Recent studies on follicular regulatory T (Tfr) and follicular helper T (Tfh) cells suggest that they may participate in the pathogenesis of rheumatoid arthritis (RA).
Rui Su +9 more
doaj +1 more source
The multifaceted functions of follicular regulatory T cells
The immune system is capable of generating robust antibody responses to foreign antigens during infection and vaccination, while simultaneously limiting antibodies to self-antigens. T follicular regulatory (Tfr) cells are a subset of follicular T cell with specialized roles in regulating humoral immunity.
Peter T Sage, Arlene H Sharpe
openaire +3 more sources
T follicular regulatory cells in the regulation of B cell responses. [PDF]
High affinity antibodies result from interactions between B cells and T follicular helper (Tfh) cells in germinal centers (GCs). Recent studies have identified an effector subset of T regulatory cells termed T follicular regulatory (Tfr) cells that specifically controls GC responses by suppressing Tfh and B cells.
Sage PT, Sharpe AH.
europepmc +4 more sources
Summary: Follicular helper T cells (TFH) are critical for vaccine and infection elicitation of long-lived humoral immunity, but exaggerated TFH responses can promote autoimmunity and other pathologies.
Seth D. Reighard +11 more
doaj +1 more source
Unexpected Help: Follicular Regulatory T Cells in the Germinal Center
Follicular helper T (Tfh) cells are necessary for germinal center (GC) formation and within the GC, provide key signals to B cells for their differentiation into plasmablasts and plasma cells that secrete high-affinity and isotype-switched antibody (Ab).
Markus M. Xie, Alexander L. Dent
doaj +1 more source
An efficient B cell immunity requires a dynamic equilibrium between positive and negative signals. In germinal centers (GCs), T follicular helper cells are supposed to be the positive regulator while T follicular regulatory (Tfr) cells were assigned to ...
Nicolas Fazilleau +7 more
doaj +1 more source
Harnessing Activin A Adjuvanticity to Promote Antibody Responses to BG505 HIV Envelope Trimers
T follicular helper (TFH) cells are powerful regulators of affinity matured long-lived plasma cells. Eliciting protective, long-lasting antibody responses to achieve persistent immunity is the goal of most successful vaccines. Thus, there is potential in
Diane G. Carnathan +31 more
doaj +1 more source
Follicular helper T cells (TFH) mediate B cell selection and clonal expansion in germinal centers (GCs), and follicular regulatory T cells (TFR) prevent the emergence of self-reactive B cells and help to extinguish the reaction.
Julia Merkenschlager +7 more
doaj +1 more source

