title: Effect of suckling and hormones on contractility of involuting rat mammary gland.
mesh_terms: D000818:Animals; D005260:Female; D013006:Growth Hormone / Q000494:pharmacology*; D006854:Hydrocortisone / Q000494:pharmacology*; D007275:Injections, Intravenous; D007774:Lactation / Q000187:drug effects / Q000502:physiology; D008321:Mammary Glands, Animal / Q000187:drug effects* / Q000502:physiology*; D009119:Muscle Contraction / Q000187:drug effects*; D009210:Myofibrils; D010121:Oxytocin / Q000008:administration & dosage / Q000494:pharmacology*; D011247:Pregnancy; D011388:Prolactin / Q000494:pharmacology*; D051381:Rats
chemical_list: D010121:Oxytocin; D011388:Prolactin; D013006:Growth Hormone; D006854:Hydrocortisone