title: Isolation of metabolic cooperation-defective variants from mouse embryonal carcinoma cells.
mesh_terms: D002450:Cell Communication; D002460:Cell Line; D002470:Cell Survival; D002999:Clone Cells; D005796:Genes; D014644:Genetic Variation; D007041:Hypoxanthine Phosphoribosyltransferase / Q000378:metabolism; D007365:Intercellular Junctions / Q000502:physiology*; D007621:Karyotyping; D013866:Thioguanine / Q000494:pharmacology
chemical_list: D007041:Hypoxanthine Phosphoribosyltransferase; D013866:Thioguanine