umbilical vein

(redirected from Umbilical veins)
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Noun1.umbilical vein - a vein in the umbilical cordumbilical vein - a vein in the umbilical cord; returns nutrient blood from the placenta to the fetus
vein, vena, venous blood vessel - a blood vessel that carries blood from the capillaries toward the heart; "all veins except the pulmonary vein carry unaerated blood"
umbilical, umbilical cord - membranous duct connecting the fetus with the placenta
References in periodicals archive ?
Fifteen milliliters of collagenase (1 mg/mL) were added to the umbilical veins at room temperature and after 15 to 20 min the digested cells were collected into a 50 mL sterile centrifuge tube by washing 2-3 times with sterile PBS.
Embryologically, the systemic veins of our body develop from the intra-embryonic anterior and posterior cardinal veins, while the portal system develops from the extra-embryonic vitelline and umbilical veins which drain from the yolk sac and the placenta.
1995), the presence of two umbilical arteries and two umbilical veins have been reported in all foetal development stages, this is contrary to the present report.
Contiguous spread of peritoneal cancer to the anterior surface of the abdominal cavity is probably the most common and hematogenous spread through the arterial and venous systems via communication between the umbilical veins, portal system and the caval vein system.
During the process of calving, the umbilical cord rupture and urachus, arteries and umbilical veins retract normally into the abdomen, thus preventing environmental contamination.
Experiments with endothelial cells from human umbilical veins revealed that DAL administration altered the size and shape of the cells by changing the organization of the actin cytoskeleton; blocked formation of new vascular networks and reorganized existing networks; and interfered with the movement of cells required for wound healing.