protéine de 115 acides aminés représentant IL-15 mature de longueur totale de souris, 10 µg
13.3 kDa, biologically active protein purified from bacterial lysates
ED50 was determined by the stimulation of the proliferation of murine CTLL-2 cells is < 5.0 ng/ml, corresponding to a specific activity of > 2 x 105 units/mg