title: Phosphatidyl choline as a marker of duodenal flow of rumen protozoa in sheep.
mesh_terms: D000821:Animal Feed; D000818:Animals; D004386:Duodenum / Q000502:physiology*; D056890:Eukaryota / Q000378:metabolism*; D009584:Nitrogen / Q000378:metabolism; D010713:Phosphatidylcholines / Q000378:metabolism*; D012417:Rumen / Q000382:microbiology*; D012756:Sheep
chemical_list: D010713:Phosphatidylcholines; D009584:Nitrogen