title: Identification of a thymic inhibitor ('chalone') of lymphocyte transformation as a spermine complex.
mesh_terms: D000818:Animals; D001769:Blood; D002460:Cell Line; D002478:Cells, Cultured; D003470:Culture Media; D005347:Fibroblasts / Q000187:drug effects; D006098:Granulocytes / Q000187:drug effects; D006131:Growth Inhibitors / Q000494:pharmacology*; D008213:Lymphocyte Activation / Q000187:drug effects*; D008214:Lymphocytes / Q000187:drug effects / Q000276:immunology*; D008297:Male; D051381:Rats; D013045:Species Specificity; D013096:Spermine / Q000494:pharmacology*; D013950:Thymus Gland / Q000276:immunology*
chemical_list: D003470:Culture Media; D006131:Growth Inhibitors; D013096:Spermine