Il-21 PAB 30ug. Il-21, polyclonal antibody, Host: Rabbit, Species: Human, Immunogen: E. Coli expressed human IL-21, Isotype: IgG, Synonym: IL-21, IL21, IL 21, IL-21 Polyclonal Antibody, Anti-IL-21 antibody, IL-21 antibody, Anti-IL-21, Interleukin-21, interleukins, Application: WB, Size: 30ug