Lyophilized. Lyophilized from sterile-filtered PBS, 50 µg BSA/µg IL-1b. Recombinant, mouse interleukin-1b expressed in E. coli. Suppresses apoptosis in rat ovarian follicles. Involved in inflammatory and immune responses and promotes wound healing. Biological activity: ED50 = 5-10 pg/ml as measured in a cell proliferation assay. Purity: ≥97% by SDS-PAGE. Contaminants: Endotoxin: ≤1.0 EU/µg IL-1b. RTECS NM9740000. Merck Index: 14, 4993 Ref.: Chun, S.Y., et al. 1995. Endocrinology 136, 3120. Weidmann, B., et al. 1994. Nature 370, 434. Dinarello, C.A., and Wolff, S.M. 1993. N. Engl. J. Med. 328, 106. |