title: Isolation of inhibitor of 3H-thymidine incorporation from normal leucocyte conditioned medium.
mesh_terms: D001853:Bone Marrow / Q000378:metabolism*; D003470:Culture Media; D006801:Humans; D007951:Leukemia, Myeloid / Q000097:blood; D007962:Leukocytes / Q000378:metabolism*; D013936:Thymidine / Q000037:antagonists & inhibitors* / Q000378:metabolism
chemical_list: D003470:Culture Media; D013936:Thymidine