Zen El Ghoul

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AIM To test the hypothesis of an association between polymorphism in FCGR3A (the gene coding for FcgammaRIIIa, which is expressed on macrophages and natural killer cells, is involved in antibody-dependent cell-mediated cytotoxicity and has recently been associated with a positive response to rituximab, a recombinant immunoglobulin G1 antibody used in(More)
BACKGROUND Antineutrophil cytoplasmic autoantibodies (ANCA) are valuable biomarkers for the diagnosis and follow-up of small vessel vasculitis. The role of ANCA has not yet been fully established, but genetic, infectious, and/or environmental factors may increase susceptibility to these diseases. We performed an epidemiologic study to investigate whether(More)
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