${session.getAttribute("locale")} 5 CD45 links the B cell receptor with cell survival and is required for the persistence of germinal centers. Wed 09 Dec 2015 19:39:04 EST ]]> What do we know about the mechanisms of elimination of autoreactive T and B cells and what challenges remain. Thu 10 Dec 2015 01:25:15 EST ]]> XIAP discriminates between type I and type II FAS-induced apoptosis Thu 10 Dec 2015 00:28:27 EST ]]>