title: The growth-duplication cycle. IV. Constancy of uptake of labeled growth factors. ANL-7409.
mesh_terms: D002247:Carbon Isotopes; D002455:Cell Division; D003470:Culture Media; D004926:Escherichia coli / Q000254:growth & development / Q000378:metabolism*; D010759:Phosphorus Isotopes; D013460:Sulfur Isotopes
chemical_list: D002247:Carbon Isotopes; D003470:Culture Media; D010759:Phosphorus Isotopes; D013460:Sulfur Isotopes