Results 31 to 40 of about 2,912,674 (304)

Class-switched anti-insulin antibodies originate from unconventional antigen presentation in multiple lymphoid sites [PDF]

open access: yes, 2016
Autoantibodies to insulin are a harbinger of autoimmunity in type 1 diabetes in humans and in non-obese diabetic mice. To understand the genesis of these autoantibodies, we investigated the interactions of insulin-specific T and B lymphocytes using T ...
Acevedo-Suárez   +59 more
core   +2 more sources

B Cell Receptor and BAFF Receptor Signaling Regulation of B Cell Homeostasis [PDF]

open access: yesThe Journal of Immunology, 2009
Abstract B lymphocyte homeostasis depends on tonic and induced BCR signaling and receptors sensitive to trophic factors, such as B cell-activating factor receptor (BAFF-R or BR3) during development and maintenance. This review will discuss growing evidence suggesting that the signaling mechanisms that maintain B cell survival and ...
openaire   +2 more sources

The mucosal adjuvant cholera toxin B instructs non-mucosal dendritic cells to promote IgA production via retinoic acid and TGF-β [PDF]

open access: yes, 2013
It is currently unknown how mucosal adjuvants cause induction of secretory immunoglobulin A (IgA), and how T cell-dependent (TD) or -independent (TI) pathways might be involved.
Boon, Louis   +13 more
core   +11 more sources

Automated high-throughput analysis of B cell spreading on immobilized antibodies with whole slide imaging

open access: yesCurrent Directions in Biomedical Engineering, 2015
Automated image processing methods enable objective, reproducible and high quality analysis of fluorescent cell images in a reasonable amount of time. Therefore, we propose the application of image processing pipelines based on established segmentation ...
Wiesmann Veit   +5 more
doaj   +1 more source

B Cell Receptor Crosslinking Augments Germinal Center B Cell Selection when T Cell Help Is Limiting

open access: yesCell Reports, 2018
Summary: Antigen-dependent engagement of germinal center (GC) B cell receptors (BCRs) promotes antigen internalization and presentation for follicular helper T cells.
Jackson Steed Turner   +2 more
doaj   +1 more source

Reversion of anergy signatures in clonal CD21low B cells of mixed cryoglobulinemia after clearance of HCV viremia. [PDF]

open access: yes, 2017
Hepatitis C virus (HCV) causes mixed cryoglobulinemia (MC) by driving clonal expansion of IgM+CD27+ B cells. These cells display both the features of anergy induced by continual engagement of the B cell receptor (BCR), such as high expression of ...
Casato, Milvia   +7 more
core   +1 more source

B Cell Receptor Signaling and Protein Kinase D2 Support Regulatory B Cell Function in Pancreatic Cancer

open access: yesFrontiers in Immunology, 2022
B cells can act as potent suppressors of anti-tumor T cell immunity, presenting a mechanism of resistance to immunotherapy. In pancreatic ductal adenocarcinoma, B cells can display a T cell-suppressive or regulatory phenotype centered on the expression ...
Daniel Michaud   +6 more
doaj   +1 more source

Multi-faceted regulation of IgE production and humoral memory formation

open access: yesAllergology International, 2021
IgE antibodies play a protective role against parasites and environmental toxins by its strong effector functions. However, aberrant IgE production can contribute to the development of allergic disorders, and thus is tightly regulated.
Kei Haniuda, Daisuke Kitamura
doaj   +1 more source

European Standard Clinical Practice Guideline and EXPeRT Recommendations for the Diagnosis and Management of Gastroenteropancreatic Neuroendocrine Neoplasms in Children and Adolescents

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric gastroenteropancreatic neuroendocrine neoplasms (GEP‐NENs) are extremely rare and clinically heterogeneous. Management has largely been extrapolated from adult practice. This European Standard Clinical Practice Guideline (ESCP), developed by the EXPeRT network in collaboration with adult NEN experts, provides (adult) evidence ...
Michaela Kuhlen   +23 more
wiley   +1 more source

B cell receptor signaling strength modulates cancer immunity

open access: yesThe Journal of Clinical Investigation, 2022
Tumor-infiltrating B cells exert antitumor effects by producing antibodies against tumor-associated antigens. Conversely, B cells may promote tumors through the production of factors that dampen antitumor immunity.
Jian Ye, Peter P. Lee
doaj   +1 more source

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