Interleukin-21/IL-21 Protein (Human)

Interleukin-21/IL-21

CVID, Interleukin, IL21, CVID11, IL-21, Za11, Interleukin-21

Q9HBE4

E. coli

Cell culture

< 5 EU per mg of the protein as determined by the LAL method.

> 95 % as determined by reducing SDS-PAGE.

Measured by its ability to induced Interferon gamma secretion by human natural killer lymphoma NK-92 cells. The ED50 for this effect is 0.4-2 ng/mL.

Gln30-Ser162

15.6 kDa

Human