{"product_id":"v2389-20ug","title":"CD19 Antibody \/ B-lymphocyte marker","description":"\u003cp\u003eCD19 is expressed on follicular dendritic cells and B cells. It is present on B cells from earliest recognizable B-lineage cells during development to B-cell blasts but is lost on maturation to plasma cells. It primarily acts as a B cell co-receptor in conjunction with CD21 and CD81. Upon activation, the cytoplasmic tail of CD19 becomes phosphorylated, which leads to binding by Src-family kinases and recruitment of PI-3 kinase. [Wiki]\u003c\/p\u003e","brand":"NSJ Bioreagents","offers":[{"title":"20 ug \/ Mouse","offer_id":49474861400344,"sku":"V2389-20UG","price":249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0590\/5652\/1400\/files\/get_image_7815e7ad-de67-497b-b53b-216af496ed39.jpg?v=1734442985","url":"https:\/\/danabiosci.com\/products\/v2389-20ug","provider":"Dana Bioscience","version":"1.0","type":"link"}