- another term for trophoblast
- ‘He created mouse embryos with DNA lacking in CDX2, the gene responsible for forming the trophectoderm, or skin on a blastocyte, which is the early form of an embryo.’
- ‘The cells lying between the primitive endoderm and the polar trophectoderm comprise the embryonic ectoderm or epiblast.’
- ‘In the mammalian embryo, for instance, the first compaction of the blastomeres is under the influence of E-cadherin to produce the trophectoderm.’
We take a look at several popular, though confusing, punctuation marks.