Advances in PIWI-piRNA function in female reproduction in mammals

PIWI-interacting RNAs (piRNAs), which associate with PIWI clade Argonaute proteins to form piRNA-induced <sc>silencing</sc> complexes (piRISCs) in germline cells, are responsible for maintaining genomic integrity and reproductiv...

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Main Authors: Lv Xiaolong, Zhang Hongdao, Wu Ligang
Format: Article
Language:English
Published: China Science Publishing & Media Ltd. 2024-11-01
Series:Acta Biochimica et Biophysica Sinica
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Online Access:https://www.sciengine.com/doi/10.3724/abbs.2024195
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author Lv Xiaolong
Zhang Hongdao
Wu Ligang
author_facet Lv Xiaolong
Zhang Hongdao
Wu Ligang
author_sort Lv Xiaolong
collection DOAJ
description PIWI-interacting RNAs (piRNAs), which associate with PIWI clade Argonaute proteins to form piRNA-induced <sc>silencing</sc> complexes (piRISCs) in germline cells, are responsible for maintaining genomic integrity and reproductive function through transcriptional or post-transcriptional suppression of transposable elements and regulation of protein-coding genes. Recent discoveries of crucial PIWI-piRNA functions in oogenesis and embryogenesis in golden hamsters suggest an indispensable role in female fertility that has been obscured in the predominant mouse model of PIWI-piRNA pathway regulation. In particular, studies of piRNA expression dynamics, functional <sc>redundancies</sc>, and compositional variations across mammal species have advanced our understanding of piRNA functions in male and, especially, female reproduction. These findings further support the use of hamsters as a more representative model of piRNA biology in mammals. In addition to discussing these new perspectives, the current review also covers emerging directions for piRNA research, its implications for female fertility, and our fundamental understanding of reproductive mechanisms.
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institution Kabale University
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publishDate 2024-11-01
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spelling doaj-art-dd38545ec1f246e89918edb7dff4d51e2025-01-24T00:56:48ZengChina Science Publishing & Media Ltd.Acta Biochimica et Biophysica Sinica1672-91452024-11-015714815610.3724/abbs.202419520d259ccAdvances in PIWI-piRNA function in female reproduction in mammalsLv Xiaolong0Zhang Hongdao1Wu Ligang2[][][]PIWI-interacting RNAs (piRNAs), which associate with PIWI clade Argonaute proteins to form piRNA-induced <sc>silencing</sc> complexes (piRISCs) in germline cells, are responsible for maintaining genomic integrity and reproductive function through transcriptional or post-transcriptional suppression of transposable elements and regulation of protein-coding genes. Recent discoveries of crucial PIWI-piRNA functions in oogenesis and embryogenesis in golden hamsters suggest an indispensable role in female fertility that has been obscured in the predominant mouse model of PIWI-piRNA pathway regulation. In particular, studies of piRNA expression dynamics, functional <sc>redundancies</sc>, and compositional variations across mammal species have advanced our understanding of piRNA functions in male and, especially, female reproduction. These findings further support the use of hamsters as a more representative model of piRNA biology in mammals. In addition to discussing these new perspectives, the current review also covers emerging directions for piRNA research, its implications for female fertility, and our fundamental understanding of reproductive mechanisms.https://www.sciengine.com/doi/10.3724/abbs.2024195piRNAPIWItransposonoocytesfertility
spellingShingle Lv Xiaolong
Zhang Hongdao
Wu Ligang
Advances in PIWI-piRNA function in female reproduction in mammals
Acta Biochimica et Biophysica Sinica
piRNA
PIWI
transposon
oocytes
fertility
title Advances in PIWI-piRNA function in female reproduction in mammals
title_full Advances in PIWI-piRNA function in female reproduction in mammals
title_fullStr Advances in PIWI-piRNA function in female reproduction in mammals
title_full_unstemmed Advances in PIWI-piRNA function in female reproduction in mammals
title_short Advances in PIWI-piRNA function in female reproduction in mammals
title_sort advances in piwi pirna function in female reproduction in mammals
topic piRNA
PIWI
transposon
oocytes
fertility
url https://www.sciengine.com/doi/10.3724/abbs.2024195
work_keys_str_mv AT lvxiaolong advancesinpiwipirnafunctioninfemalereproductioninmammals
AT zhanghongdao advancesinpiwipirnafunctioninfemalereproductioninmammals
AT wuligang advancesinpiwipirnafunctioninfemalereproductioninmammals