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Zhang,Bo; Hu,Mintao; Zhang,Peng; Cao,Hong; Wang,Yongzhen; Wang,Zheng; Su,Tingting. |
Primary biliary cirrhosis (PBC) is a chronic and slowly progressive cholestatic liver disease of autoimmune etiology. A number of questions regarding its etiology are unclear. CD4+CD25+ regulatory T cells (Tregs) play a critical role in self-tolerance and, for unknown reasons, their relative number is reduced in PBC patients. B-cell-activating factor (BAFF) is a key survival factor during B-cell maturation and its concentration is increased in peripheral blood of PBC patients. It has been reported that activated B cells inhibit Treg cell proliferation and there are no BAFF receptors on Tregs. Therefore, we speculated that excessive BAFF may result in Treg reduction via B cells. To prove our hypothesis, we isolated Tregs and B cells from PBC and healthy... |
Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Primary biliary cirrhosis; Regulatory T cells; BAFF; B cells; Bezafibrate. |
Ano: 2013 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-879X2013000500433 |
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