analysis of three distinct colony-stimulating factors ( csfs ) , interleukin 3 ( il-3 ) , granulocyte-csf and granulocyte macrophage-csf , and the lymphocytotropic growth factor il-2 revealed remarkably similar distal subcellular biochemical signals , although the mode of initial membrane signal transduction may differ significantly .
C0009392
colony-stimulating factors
C0018284
growth factor