title: Cell growth factor activity. New quantitative method in cell culture assay.
mesh_terms: D000818:Animals; D001681:Biological Assay; D001769:Blood; D002279:Carcinoma 256, Walker; D002417:Cattle; D002452:Cell Count; D002455:Cell Division; D002460:Cell Line; D003584:Cytological Techniques; D004727:Endothelium; D005347:Fibroblasts; D006133:Growth Substances / Q000032:analysis*; D008099:Liver; D008433:Mathematics; D051379:Mice
chemical_list: D006133:Growth Substances