the ability of interleukin 2 ( il 2 ) , interleukin 3 ( il 3 ) , and granulocyte/macrophage colony-stimulating factor ( gm-csf ) to induce the proliferation of cells from thymus , spleen , or bone marrow was examined and compared with their ability to induce expression of the enzyme 20-alpha-hydroxysteroid dehydrogenase ( 20 alpha sdh ) .
C0079460
granulocyte/macrophage colony-stimulating factor
C0005953
bone marrow