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Significados de vitelline sac en inglés
Membranous structure that functions as the circulatory system in mammalian embryos until the heart becomes functional.
Sinónimos
Examples for "yolk sac"
Examples for "yolk sac"
1
In mice, Ins2 is imprinted and paternally expressed in the yolk sac.
2
All six ovarian yolk sac tumors showed diffuse immunoreactivity for glypican-3.
3
Chemotherapy of yolk sac tumor heterotransplanted to nude mice was studied.
4
Ovarian yolk sac tumors are common germ cell tumors usually arising in young women.
5
The patient underwent a surgical biopsy, which defined the diagnosis of yolk sac tumor.
1
This is the yelk-sac, or " umbilical vesicle," the origin of which we have considered previously.
2
The yelk-sac is reduced to a small pear-shaped umbilical vesicle; its thin pedicle, the long vitelline duct, is enclosed in the umbilical cord.
3
These vessels naturally atrophy with the degeneration of the umbilical vesicle, and the vitelline circulation is replaced by a second, that of the allantois.
4
H The vertebrae (w) have grown round the medullary tube (mr) and chorda; the body-cavity is closed, and the umbilical vesicle has disappeared.
5
The very wide opening, through which the gastric cavity at first communicates with the umbilical vesicle, becomes narrower and narrower, and at last disappears altogether.