title: Cholinergic nerves in the rat portal vein.
mesh_terms: D000110:Acetylcholinesterase / Q000378:metabolism*; D000818:Animals; D006651:Histocytochemistry; D009474:Neurons / Q000201:enzymology*; D011169:Portal Vein / Q000294:innervation*; D051381:Rats; D013563:Sympathectomy, Chemical
chemical_list: D000110:Acetylcholinesterase