Anatomy

Blastocyst Inner Cell Mass

The cluster of cells inside a blastocyst. These cells give rise to the embryonic disc and eventual embryo proper. They are pluripotent EMBRYONIC STEM CELLS capable of yielding many but not all cell types in a developing organism.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

The cluster of cells inside a blastocyst. These cells give rise to the embryonic disc and eventual embryo proper. They are pluripotent EMBRYONIC STEM CELLS capable of yielding many but not all cell types in a developing organism.

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Classification

Broader headings

Related Concepts

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See Also

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Synonyms

2 entry terms
  • Inner Cell Mass of Blastocyst
  • Inner Cell Mass, Blastocyst

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Aspects Covered

14 allowable subheadings

Indexed with the subheadings chemistry, classification, cytology, drug effects, enzymology, immunology, metabolism, microbiology, parasitology, pathology, physiology, radiation effects, ultrastructure, virology.

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Indexing Annotation

do not confuse with BLASTOCYTES which are undifferentiated embryonic cells, a term mostly used in foreign literature

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History Note

2007

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Previous Indexing

  • Blastocyst (1973-2006)
  • Cell Differentiation (1966-1972)

MeSH Hierarchy

Tree Number

  1. A16.254.500w.533w

AMA Style

References

  1. National Library of Medicine. Blastocyst Inner Cell Mass. Medical Subject Headings (MeSH). 2026. Unique ID D053624. http://id.nlm.nih.gov/mesh/2026/D053624
  2. Blastocyst Inner Cell Mass. In: Wikipedia. https://en.wikipedia.org/wiki/Inner_cell_mass
  3. Blastocyst Inner Cell Mass. In: Wikidata. https://www.wikidata.org/wiki/Q1335221