blastomere

American  

[blas-tuh-meer] / ˈblæs təˌmɪər /

noun

Embryology.

1. any cell produced during cleavage.

---

blastomere British  

/ ˈblæstəʊˌmɪə, ˌblæstəʊˈmɛrɪk /

noun

1. embryol any of the cells formed by cleavage of a fertilized egg

---

blastomere Scientific  

/ blăs′tə-mîr′ /

1. Any of the cells resulting from the cleavage of a fertilized ovum. In the initial stage of development, the blastomeres adhere to each other in a mass called a morula.

---

Other Word Forms

• blastomeric adjective

Etymology

Origin of blastomere

First recorded in 1875–80; blasto- + -mere

Example Sentences

In the authors’ experiments, donor nuclei from cells at various developmental stages, from early blastomeres to cells from tadpoles just before hatching, were transferred into Xenopus egg cells.

From Nature

In another embryo, although four out of five blastomeres had been edited, one blastomere retained both copies of the wild-type allele.

From Nature

DNA samples from 86 individual blastomeres representing different treatments and controls were sequenced using the MiSeq platform.

From Nature

It has been established experimentally in several kinds of animals that early cleavage blastomeres when isolated can each develop into a complete individual.

From Project Gutenberg

The hollow globe or sphere formed by the arrangement of the blastomeres on the periphery of an impregnated ovum.

From Project Gutenberg