Interleukin-4 (IL-4) is a pleiotropic cytokine that induces differentiation of naive helper T cells (Th0 cells) to Th2 cells and produced by mast cells, activated T cells and bone marrow stromal cells
Reinheit:
> 95 % by SDS-PAGE and HPLC analyses.Endotoxin: Less than 1 EU/µg of rRtIL-4 as determined by LAL method.
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