Search Results - "Knapp, Anne‐Marie"
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Severe combined immunodeficiency in stimulator of interferon genes (STING) V154M/wild-type mice
Published in Journal of allergy and clinical immunology (01-02-2019)“…Autosomal dominant gain-of-function mutations in human stimulator of interferon genes (STING) lead to a severe autoinflammatory disease called STING-associated…”
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Normal B cells express ZAP70 in chronic lymphocytic leukemia: A link between autoimmunity and lymphoproliferation?
Published in American journal of hematology (01-01-2024)“…ZAP70 has a prognostic value in chronic lymphocytic leukemia (CLL), through altered B‐cell receptor signaling, which is important in CLL pathogenesis. A good…”
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Synovial fibroblasts promote immunoglobulin class switching by a mechanism involving BAFF
Published in European journal of immunology (01-07-2011)“…Fibroblast‐like synoviocytes (FLSs) are important actors in rheumatoid arthritis (RA) pathogenesis. The autoimmune nature of RA is attributed to autoantibody…”
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Chronic bacterial infection activates autoreactive B cells and induces isotype switching and autoantigen‐driven mutations
Published in European journal of immunology (01-01-2016)“…The links between infections and the development of B‐cell‐mediated autoimmune diseases are still unclear. In particular, it has been suggested that…”
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B cell signature during inactive systemic lupus is heterogeneous: toward a biological dissection of lupus
Published in PloS one (23-08-2011)“…Systemic lupus erythematosous (SLE) is an autoimmune disease with an important clinical and biological heterogeneity. B lymphocytes appear central to the…”
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Peripheral B cell abnormalities in patients with systemic lupus erythematosus in quiescent phase: Decreased memory B cells and membrane CD19 expression
Published in Journal of autoimmunity (01-06-2010)“…Abstract B lymphocytes from patients with systemic lupus erythematosus (SLE) are hyperactive and produce autoantibodies. Several B cell phenotype…”
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Carabin deficiency in B cells increases BCR‐TLR9 costimulation‐induced autoimmunity
Published in EMBO molecular medicine (01-12-2012)“…The mechanisms behind flares of human autoimmune diseases in general, and of systemic lupus in particular, are poorly understood. The present scenario proposes…”
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Overexpression of Fkbp11, a feature of lupus B cells, leads to B cell tolerance breakdown and initiates plasma cell differentiation
Published in Immunity, Inflammation and Disease (01-09-2015)“…Systemic Lupus Erythematosus (SLE) is a severe systemic autoimmune disease, characterized by multi‐organ damages, triggered by an autoantibody‐mediated…”
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MyD88 Negatively Controls Hypergammaglobulinemia with Autoantibody Production during Bacterial Infection
Published in Infection and Immunity (01-04-2008)“…A large body of evidence has convincingly shown that Toll-like receptors are necessary sensors for infections with pathogens, but their activation was also…”
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10
Impaired TLR9 responses in B cells from patients with systemic lupus erythematosus
Published in JCI insight (08-03-2018)“…B cells play a central role in systemic lupus erythematosus (SLE) pathophysiology but dysregulated pathways leading to a break in B cell tolerance remain…”
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A role for membrane IgD in the tolerance of pathological human rheumatoid factor B cells
Published in European journal of immunology (01-09-2002)“…Under non‐autoimmune conditions, rheumatoid factor (RF) B cells coexist peacefully with their antigen (IgG), or can be transiently activated during secondary…”
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Autoantigen, innate immunity, and T cells cooperate to break B cell tolerance during bacterial infection
Published in The Journal of clinical investigation (01-08-2005)“…Autoantibody production during infections is considered to result from nonspecific activation of low-affinity autoreactive B cells. Whether this can lead to…”
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13
Pathogenic antiphospholipid antibody: an antigen-selected needle in a haystack
Published in Blood (15-09-2004)“…Antiphospholipid antibodies represent a heterogeneous group of autoantibodies directed against anionic phospholipids (PLs) usually linked to protein cofactors…”
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Memory B cells producing somatically mutated antiphospholipid antibodies are present in healthy individuals
Published in Blood (01-10-2003)“…Antiphospholipid antibodies (aPLs) are associated with thrombosis and recurrent abortions during autoimmune pathologies, but they are also produced in healthy…”
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Developmental partitioning of SYK and ZAP70 prevents autoimmunity and cancer
Published in Molecular cell (20-05-2021)“…Even though SYK and ZAP70 kinases share high sequence homology and serve analogous functions, their expression in B and T cells is strictly segregated…”
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Co-Expression of SYK and ZAP70 Subverts Negative B-Cell Selection and Enables Oncogenic Signaling in Multiple B-Cell Malignancies
Published in Blood (13-11-2019)“…B-cells are under intense selective pressure to eliminate autoreactive or premalignant clones. B-cell receptor (BCR) signals are required for survival,…”
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ZAP-70 Expression in Non Tumoral B Cells: Role in B Tolerance Breakdown?
Published in Blood (29-11-2018)“…Abnormal expression of the tyrosine kinase ZAP-70 by tumoral B cells in chronic lymphocytic leukemia (CLL) is associated with bad prognosis, related to B cell…”
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A Percentage of Normal B Cells from CLL Patients Express ZAP-70, Which Is Associated with Autoimmunity and Could be Responsible for Arising of Malignant Clone
Published in Blood (08-12-2017)“…Introduction Chronic lymphocytic leukemia (CLL) has the particularity of a dysregulated immune system that favors the development of autoimmunity (AI). The…”
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Infiltrating T cells from patients with primary Sjögren's syndrome express restricted or unrestricted T cell receptor V beta regions depending on the stage of the disease
Published in European journal of immunology (01-01-1994)“…Organ-specific autoimmune diseases are usually considered to be mediated by autoreactive T cells which infiltrate the target tissue. Conceivably, these T cells…”
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Molecular analysis of rearranged VH genes during B cell chronic lymphocytic leukemia: intraclonal stability is frequent but not constant
Published in Leukemia & lymphoma (1994)“…Several genetic mechanisms have been shown to diversify the expressed antibody repertoire of committed B lymphocytes. These include V gene replacement, ongoing…”
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