title: Concentration and origin of choline in the rat brain.
mesh_terms: D000109:Acetylcholine / Q000378:metabolism; D000818:Animals; D001812:Blood-Brain Barrier; D001921:Brain / Q000378:metabolism*; D002247:Carbon Isotopes; D002794:Choline / Q000096:biosynthesis / Q000097:blood / Q000378:metabolism*; D005260:Female; D005263:Femoral Artery; D005268:Femoral Vein; D005997:Glycerylphosphorylcholine / Q000378:metabolism; D007601:Jugular Veins; D011180:Postmortem Changes; D051381:Rats
chemical_list: D002247:Carbon Isotopes; D005997:Glycerylphosphorylcholine; D002794:Choline; D000109:Acetylcholine