Interleukin-2 (IL-2) is an interleukin, a type of cytokine signaling molecule in the immune system . It is a 15,5 - 16 kDa protein that regulates the activities of white blood cells (leukocytes, often lymphocytes) that are responsible for immunity.

高活性、高纯度、低内毒素、高批间一致性

SPR Data: Mouse IL-2 R alpha, His Tag immobilized on CM5 Chip can bind Mouse IL-2, His Tag with an affinity constant of 30.49 nM as determined in SPR assay .

Cell Based Assay:  Measured in a cell proliferation assay using CTLL‑2 mouse cytotoxic T cells. The ED50 for this effect is 0.5-2 ng/mL.

-25~-15℃保存，收到货之日起，有效期1年。复溶后， -85~-65℃保存，3个月有效期。避免反复冻融。