title: Requirement of a specific factor for the multiplication of ovarian cells in serum-free medium.
mesh_terms: D001769:Blood; D002455:Cell Division / Q000187:drug effects*; D002460:Cell Line; D003470:Culture Media; D006133:Growth Substances / Q000302:isolation & purification* / Q000494:pharmacology
chemical_list: D003470:Culture Media; D006133:Growth Substances