Special structural features of the rat portal vein.
D000818:Animals; D008854:Microscopy, Electron; D008931:Mitochondria, Muscle; D009130:Muscle, Smooth / Q000166:cytology*; D010873:Pinocytosis; D011169:Portal Vein / Q000166:cytology* / Q000294:innervation; D051381:Rats / Q000033:anatomy & histology*; D014651:Vasa Vasorum / Q000166:cytology