RandD Systems Recombinant Mouse IL-4 Protein, E. coli-derived, 50ug, lyophilized from 0.2um filtered PBS with BSA, unconjugated, 14 kDa, Gene ID: 16189, validated for bioactivity
RandD Systems Recombinant Mouse IL-4 Protein, E. coli-derived, 50ug, lyophilized from 0.2um filtered PBS with BSA, unconjugated, 14 kDa, Gene ID: 16189, validated for bioactivity
RandD Systems Mouse IL-3 Recombinant Protein, E. coli-derived, validated for bioactivity, 50ug, lyophilized from 0.2um filtered PBS with BSA, unconjugated, molecular weight 15 kDa
RandD Systems Human IL-21 Recombinant Protein, 50ug, E. coli-derived, unconjugated, lyophilized from 0.2um filtered PBS with BSA, observed M.W.: 17kDa (reducing), theoretical M.W.: 15kDa, validated for bioactivity
RandD Systems Recombinant Mouse IL-4 Protein, E. coli-derived, 100 ug, unconjugated, lyophilized from a 0.2 um filtered solution in PBS with BSA carrier protein, validated for bioactivity applications, lot-to-lot consistency