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Blastocyst

"Blastocyst" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure, which enables searching at various levels of specificity.

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A post-MORULA preimplantation mammalian embryo that develops from a 32-cell stage into a fluid-filled hollow ball of over a hundred cells. A blastocyst has two distinctive tissues. The outer layer of trophoblasts gives rise to extra-embryonic tissues. The inner cell mass gives rise to the embryonic disc and eventual embryo proper.


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This graph shows the total number of publications written about "Blastocyst" by people in this website by year, and whether "Blastocyst" was a major or minor topic of these publications.
Bar chart showing 5 publications over 4 distinct years, with a maximum of 2 publications in 2015
To see the data from this visualization as text, click here.