mesoderm
Americannoun
noun
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The middle of the three primary germ layers of the embryos of vertebrates and other complex animals. In vertebrates, the mesoderm gives rise to the muscles, bones, cartilage, connective tissue, blood, blood and lymph vessels, dermis, kidneys, and gonads. The mesoderm develops during gastrulation from either the ectoderm or the endoderm. The embryos of simpler animals lack a mesoderm.
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One of those layers, the mesoderm, forms during gastrulation and gives rise to muscles, bones, and the circulatory system.
From Science Daily • Mar. 23, 2024
The research team also found that the new culture system produces cells like extraembryonic mesoderm, which is not yet well characterised in human embryos.
From Science Daily • Mar. 4, 2024
"The cell clusters we observed are likely lamprey-specific features, as they are not recognizable in the head mesoderm of both hagfish and shark embryos," explains Dr. Onai.
From Science Daily • Jan. 10, 2024
The mesoderm gives rise to the central nervous system.
From Textbooks • Jan. 1, 2015
Twenty miles off was a haze against the stars—a cluster of small mesoderm fragments.
From The Planet Strappers by Gallun, Raymond Z.
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
