mesoblast

American  

[mez-uh-blast, mes-, mee-zuh-, -suh-] / ˈmɛz əˌblæst, ˈmɛs-, ˈmi zə-, -sə- /

noun

Embryology.

1. the mesoderm.

2. the primordial middle layer of a young embryo before the segregation of the germ layers, capable of becoming the mesoderm.

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mesoblast British  

/ ˈmɛsəʊˌblæst /

noun

1. another name for mesoderm

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Other Word Forms

• mesoblastic adjective

Etymology

Origin of mesoblast

First recorded in 1855–60; meso- + -blast

Example Sentences

Ventrad and laterad to the glottis a crescentic condensation of mesoblast represents the beginning of the laryngeal cartilages, la.

From Development of the Digestive Canal of the American Alligator by Reese, C. M.

Hertwig says that all the cells of the epiblast, hypoblast, mesoblast, and of the later derivatives of these primary layers, receive identical portions of germplasm by means of doubling nuclear divisions.

From The Biological Problem of To-day Preformation Or Epigenesis? The Basis of a Theory of Organic Development by Hertwig, Oscar

Dorsal to this, in 6, comes a space lined by somatic mesoblast, and continuous with p.p., the pleuro-peritoneal cavity, or body cavity of the embryo.

From Text Book of Biology, Part 1: Vertebrata by Wells, H. G. (Herbert George)

And from the mesoblast originate the bones, the muscles, the heart and blood-vessels, and the lymphatics, together with such parts of various internal organs as are most remotely concerned with the outer world.

From Essays: Scientific, Political, & Speculative, Vol. I by Spencer, Herbert

In all the higher animals a layer of cells makes its appearance between the hypoblast and the epiblast, and is termed the mesoblast.

From Darwiniana : Essays — Volume 02 by Huxley, Thomas Henry