title: Method for determining oxytocin concentrations in unextracted sera; characterization in lactating cattle.
mesh_terms: D000818:Animals; D002417:Cattle; D005260:Female; D007774:Lactation; D008321:Mammary Glands, Animal / Q000502:physiology; D008893:Milk Ejection; D010121:Oxytocin / Q000097:blood*; D011247:Pregnancy; D011312:Pressure; D011863:Radioimmunoassay / Q000379:methods*
chemical_list: D010121:Oxytocin