title: Nitrogen secretion into the digestive tract in sheep.
mesh_terms: D000818:Animals; D001646:Bile / Q000378:metabolism; D001806:Blood Urea Nitrogen; D004064:Digestive System / Q000378:metabolism*; D008297:Male; D009584:Nitrogen / Q000378:metabolism*; D010189:Pancreatic Juice / Q000378:metabolism; D010306:Parotid Gland / Q000378:metabolism; D012756:Sheep / Q000378:metabolism*; D014508:Urea / Q000378:metabolism
chemical_list: D014508:Urea; D009584:Nitrogen