levels of mrna for ifn-beta 2/b cell differentiation factor2/hepatocyte-stimulating factor ( ifn-beta 2 ) in confluent quiescent cultures of human diploid fibroblasts ( fs-4 strain ) are enhanced by tnf , il-1 alpha and beta , platelet-derived growth factor ( pdgf ) and ifn-beta 1 .
C0016030
fibroblasts
C0015980
ifn-beta