例句與造句

1. Multiple processes control cell lineage specification in the blastocyst to produce the trophoblast, epiblast, and primitive endoderm.
2. Once the ICM has been established within the blastocyst, this cell mass prepares for further specification into the epiblast and primitive endoderm.
3. The epiblast gives rise to the fetus itself while the trophoblast develops into part of the placenta and the primitive endoderm becomes the yolk sac.
4. These genomic alterations allow for the progressive specification of both epiblast and primitive endoderm lineages at the end of the blastocyst phase of development preceding gastrulation.
5. Use of triple tissue blastocyst reconstitution to study the development of diploid parthenogenetic primitive ectoderm in combination with fertilization-derived trophectoderm and primitive endoderm . " Genet.
6. It's difficult to find primitive endoderm in a sentence. 用primitive endoderm造句挺難的
7. The epiblast is the outer layer that consists of columnar cells . The inner layer is called the hypoblast, or primitive endoderm, which is composed of cuboidal cells.
8. In mouse embryo, the visceral endoderm develop from the primitive endoderm of the blastocyst during the implantation stage covering the epiblast cells and elongates to become an egg cylinder.
9. This difference in cellular localization causes the ICM cells exposed to the fluid cavity to adopt a primitive endoderm ( or hypoblast ) fate, while the remaining cells adopt a primitive ectoderm ( or epiblast ) fate.