gastrulation

American  

[gas-troo-ley-shuhn] / ˌgæs trʊˈleɪ ʃən /

noun

Embryology.

1. the formation of a gastrula.

2. any process, as invagination, by which a blastula or other form of embryo is converted into a gastrula.

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gastrulation British  

/ ˌɡæstrʊˈleɪʃən /

noun

1. embryol the process in which a gastrula is formed from a blastula by the inward migration of cells

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Etymology

Origin of gastrulation

First recorded in 1875–80; gastrulate + -ion

Example Sentences

But studying human gastrulation has proven both technologically difficult and ethically complicated, and thus current approaches have had limited success in expanding our understanding of early human development.

From Science Daily • Mar. 23, 2024

With this unprecedented clarity, the team directly observed two key moments in gastrulation: the first epiblast symmetry-breaking event and the emergence of the molecular markers of the primitive streak and mesoderm upon in vitro attachment.

From Science Daily • Mar. 23, 2024

Now Brivanlou and colleagues have demonstrated how a stem cell model system known as a blastoid can allow the study of the nuances of human gastrulation in the presence of pre-implantation extra-embryonic cell types.

From Science Daily • Mar. 23, 2024

De Santis envisions a future in which blastoid-based research leads to advancements in diagnosing and treating developmental disorders, or offers insights into potential causes of early miscarriages during gastrulation.

From Science Daily • Mar. 23, 2024

Hence the distinctive embryonic process of the mammal must have arisen by cenogenetic modifications from the older form of gastrulation of the reptiles and birds.

From The Evolution of Man — Volume 1 by Haeckel, Ernst Heinrich Philipp August