IL-21 and IL-6 are critical for different aspects of B cell immunity and redundantly induce optimal follicular helper CD4 T cell (Tfh) differentiation.

by Danelle Eto, Christopher Lao, Daniel DiToro, Burton Barnett, Tania C Escobar, Robin Kageyama, Isharat Yusuf, Shane Crotty
Published 2011-03-01