title: ENDOGENOUS NITROGEN CYCLE IN RUMINANTS.
mesh_terms: D000641:Ammonia; D000818:Animals; D001769:Blood; D001806:Blood Urea Nitrogen; D009584:Nitrogen; D058458:Nitrogen Cycle; D011506:Proteins / Q000378:metabolism*; D012106:Research; D012417:Rumen; D012418:Ruminants; D012463:Saliva; D012756:Sheep; D034561:Sheep, Domestic; D014508:Urea; D014510:Urease
chemical_list: D011506:Proteins; D000641:Ammonia; D014508:Urea; D014510:Urease; D009584:Nitrogen
keywords: AMMONIA; BLOOD; BLOOD UREA NITROGEN; EXPERIMENTAL LAB STUDY; NITROGEN; PROTEIN METABOLISM; RUMEN; SALIVA; SHEEP; UREA; UREASE