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Infertility-Causing Haploinsufficiency Reveals TRIM28/KAP1 Requirement in Spermatogonia

Tan, Joel H L ; Wollmann, Heike ; van Pelt, Ans M M ; Kaldis, Philipp LU orcid and Messerschmidt, Daniel M (2020) In Stem Cell Reports 14(5). p.818-827
Abstract

Spermatogenesis relies on exquisite stem cell homeostasis, the carefully balanced self-renewal and differentiation of spermatogonial stem cells (SSCs). Disturbing this equilibrium will likely manifest through sub- or infertility, a global health issue with often idiopathic presentation. In this respect, disease phenotypes caused by haploinsufficiency of otherwise vital developmental genes are of particular interest. Here, we show that mice heterozygous for Trim28, an essential epigenetic regulator, suffer gradual testicular degeneration. Contrary to previous reports we detect Trim28 expression in spermatogonia, albeit at low levels. Further reduction through Trim28 heterozygosity increases the propensity of SSCs to differentiate at the... (More)

Spermatogenesis relies on exquisite stem cell homeostasis, the carefully balanced self-renewal and differentiation of spermatogonial stem cells (SSCs). Disturbing this equilibrium will likely manifest through sub- or infertility, a global health issue with often idiopathic presentation. In this respect, disease phenotypes caused by haploinsufficiency of otherwise vital developmental genes are of particular interest. Here, we show that mice heterozygous for Trim28, an essential epigenetic regulator, suffer gradual testicular degeneration. Contrary to previous reports we detect Trim28 expression in spermatogonia, albeit at low levels. Further reduction through Trim28 heterozygosity increases the propensity of SSCs to differentiate at the cost of self-renewal.

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author
; ; ; and
publishing date
type
Contribution to journal
publication status
published
subject
in
Stem Cell Reports
volume
14
issue
5
pages
818 - 827
publisher
Cell Press
external identifiers
  • scopus:85084694921
  • pmid:32302554
ISSN
2213-6711
DOI
10.1016/j.stemcr.2020.03.013
language
English
LU publication?
no
additional info
Copyright © 2020 The Author(s). Published by Elsevier Inc. All rights reserved.
id
c49d41b9-3583-4731-9eef-7bf61e75347e
date added to LUP
2020-04-27 14:12:05
date last changed
2024-09-04 20:59:41
@article{c49d41b9-3583-4731-9eef-7bf61e75347e,
  abstract     = {{<p>Spermatogenesis relies on exquisite stem cell homeostasis, the carefully balanced self-renewal and differentiation of spermatogonial stem cells (SSCs). Disturbing this equilibrium will likely manifest through sub- or infertility, a global health issue with often idiopathic presentation. In this respect, disease phenotypes caused by haploinsufficiency of otherwise vital developmental genes are of particular interest. Here, we show that mice heterozygous for Trim28, an essential epigenetic regulator, suffer gradual testicular degeneration. Contrary to previous reports we detect Trim28 expression in spermatogonia, albeit at low levels. Further reduction through Trim28 heterozygosity increases the propensity of SSCs to differentiate at the cost of self-renewal.</p>}},
  author       = {{Tan, Joel H L and Wollmann, Heike and van Pelt, Ans M M and Kaldis, Philipp and Messerschmidt, Daniel M}},
  issn         = {{2213-6711}},
  language     = {{eng}},
  month        = {{04}},
  number       = {{5}},
  pages        = {{818--827}},
  publisher    = {{Cell Press}},
  series       = {{Stem Cell Reports}},
  title        = {{Infertility-Causing Haploinsufficiency Reveals TRIM28/KAP1 Requirement in Spermatogonia}},
  url          = {{http://dx.doi.org/10.1016/j.stemcr.2020.03.013}},
  doi          = {{10.1016/j.stemcr.2020.03.013}},
  volume       = {{14}},
  year         = {{2020}},
}