IL-21 and IL-6 are critical for differental aspects of B cell immunity and redundantly induce optimal follicular helper CD4 T cell (Tfh) differentiation
Yesildag B, Mir-Coll J, Neelakandhan A, Gibson CB, Perdue NR, Rufer C, Karsai M, Biernath A, Forschler F, Jin PW, Misun PM, Title A, Hierlemann A, Kreiner FF, Wesley JD, von Herrath MG.