单词 | blastocyst |
释义 | blastocyst (once / 268621 pages) n WORD FAMILY blastocyst: blastocysts USAGE EXAMPLESBefore then, it funded chimaeric embryo studies as long as they did not use primate blastocysts. Nature(Sep 12, 2016) In this case, they applied it to donated human blastocysts — the small clusters of stem cells that form after an egg is fertilized. The Verge(May 04, 2016) The eggs are mixed with their partner's sperm to form early embryos, called blastocysts, and banked. Washington Post(Mar 09, 2016) n the blastula of a placental mammal in which some differentiation of cells has occurred Syn|Hyper blastodermic vessicle blastosphere, blastula early stage of an embryo produced by cleavage of an ovum; a liquid-filled sphere whose wall is composed of a single layer of cells; during this stage (about eight days after fertilization) implantation in the wall of the uterus occurs |
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