the hybridoma produces b-cell stimulatory factor ( bsf ) with proliferation and maturation activities , growth inhibitory factor ( gif ) , leukocyte migration inhibitory factor ( lif ) constitutively under serum free conditions , but no detectable interferons ( ifn-alpha , ifn-beta , ifn-delta ) , nor interleukin 2 ( il-2 ) .
C1155008
b-cell
C0021756
il-2