spermatogonium
Americannoun
noun
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Any of the cells of the gonads in male organisms that undergo mitosis to form spermatocytes as well as new spermatogonia.
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See more at spermatogenesis
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Nouns
Etymology
Origin of spermatogonium
From New Latin, dating back to 1860–65; see origin at spermato-, -gonium
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
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One of these cells remains a spermatogonium, and the other becomes a primary spermatocyte, the next stage in the process of spermatogenesis.
From Textbooks ● Jun. 19, 2013
For example, one sentence on cell division begins, "Meiosis is somewhat more complicated because its purpose is to result in a spermatogonium or oogonium with half the original chromosome number..."
From Time Magazine Archive
Each ultimate spermatogonium typically gives rise to four spermatozoa.
From Explanation of Terms Used in Entomology by Smith, John. B.
Equatorial plate from egg follicle, 20 chromosomes, x1 and x2 the pair corresponding to x in the spermatogonium.
From Studies in Spermatogenesis Part II by Stevens, Nettie Maria
Resting secondary spermatogonium, with nucleus staining much more deeply.
From Studies in Spermatogenesis Part II by Stevens, Nettie Maria
The experiment did not work in males, likely because spermatogonia go through normal mitotic cell division before meiosis, stymying HDR.
From Science Magazine ● Jul. 10, 2018
The process that begins with spermatogonia and concludes with the production of sperm is called spermatogenesis.
From Textbooks ● Jun. 19, 2013
One production cycle, from spermatogonia through formed sperm, takes approximately 64 days.
From Textbooks ● Jun. 19, 2013
Also, human spermatogonia will probably freeze well, so that men about to undergo chemotherapy might be able to have stem cells frozen and later transplanted back into their testes.
From Time Magazine Archive
No male somatic cells were found in mitosis, but they would, if found, show the same conditions as in the spermatogonia.
From Studies in Spermatogenesis Part II by Stevens, Nettie Maria
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.
