title: The vena portae as an "independent" venous segment. Its mural structure and innervation.
mesh_terms: D000110:Acetylcholinesterase; D000818:Animals; D006168:Guinea Pigs; D006651:Histocytochemistry; D007454:Iodides; D008854:Microscopy, Electron; D008995:Monoamine Oxidase; D009130:Muscle, Smooth; D009992:Osmium; D011169:Portal Vein / Q000033:anatomy & histology* / Q000294:innervation; D012583:Schwann Cells; D013194:Staining and Labeling; D015032:Zinc
chemical_list: D007454:Iodides; D009992:Osmium; D008995:Monoamine Oxidase; D000110:Acetylcholinesterase; D015032:Zinc