Effects of hypoxia on the rat portal vein in vitro: Po2 gradients in tissue and surrounding fluid.
D000818:Animals; D004594:Electrophysiology; D000860:Hypoxia / Q000378:metabolism / Q000503:physiopathology*; D066298:In Vitro Techniques; D009119:Muscle Contraction; D010101:Oxygen Consumption; D011169:Portal Vein / Q000378:metabolism / Q000503:physiopathology*; D051381:Rats