Investigating cytokines known to affect B cell differentiation , we have recently shown that IL-6 production is augmented by RA .
investigating cytokines known to affect b cell differentiation , we have recently shown that il-6 production is augmented by ra .
O B-protein_family_or_group O O O B-other_name I-other_name I-other_name O O O O O O B-protein_molecule O O O O B-other_organic_compound O