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Oocytes MeSH Descriptor Data 2026


MeSH Heading
Oocytes
Tree Number(s)
A05.360.490.690.680
A11.497.497.600
Unique ID
D009865
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D009865
Annotation
do not confuse with OOCYSTS life cycle stage in protozoa
Scope Note
Female germ cells derived from OOGONIA and termed OOCYTES when they enter MEIOSIS. The primary oocytes begin meiosis but are arrested at the diplotene state until OVULATION at PUBERTY to give rise to haploid secondary oocytes or ova (OVUM).
Entry Term(s)
Ovocytes
NLM Classification #
WP 100
Previous Indexing
Ovum (1966-1974)
See Also
In Vitro Oocyte Maturation Techniques
Public MeSH Note
84; was see under OVUM 1975-83
History Note
84(75); was see under OVUM 1975-83
Date Introduced
1984/01/01
Last Updated
2011/06/24
Oocytes Preferred
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