Single-Cell RNA-Seq Revealed the Gene Expression Pattern during the In Vitro Maturation of Donkey Oocytes

Donkeys are an important domesticated animal, providing labor, meat, milk, and medicinal materials for humans. However, the donkey population is continuously declining and even at risk of extinction. The application of modern animal production technology, such as oocyte in vitro maturation, is a pro...

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Main Authors: Zhipeng Li, Xinhui Song, Shan Yin, Jiageng Yan, Peiru Lv, Huiquan Shan, Kuiqing Cui, Hongbo Liu, Qingyou Liu
Format: Article
Language:English
Published: MDPI AG 2021-10-01
Series:Genes
Subjects:
Online Access:https://www.mdpi.com/2073-4425/12/10/1640
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author Zhipeng Li
Xinhui Song
Shan Yin
Jiageng Yan
Peiru Lv
Huiquan Shan
Kuiqing Cui
Hongbo Liu
Qingyou Liu
author_facet Zhipeng Li
Xinhui Song
Shan Yin
Jiageng Yan
Peiru Lv
Huiquan Shan
Kuiqing Cui
Hongbo Liu
Qingyou Liu
author_sort Zhipeng Li
collection DOAJ
description Donkeys are an important domesticated animal, providing labor, meat, milk, and medicinal materials for humans. However, the donkey population is continuously declining and even at risk of extinction. The application of modern animal production technology, such as oocyte in vitro maturation, is a promising method to improve the donkey population. In this study, we explore the gene expression patterns of donkey germinal vesicle (GV) and in vitro matured metaphase II (MII) oocytes using single cell RNA-seq of the candidate genes along with the regulatory mechanisms that affect donkey oocyte maturation. We identified a total of 24,164 oocyte genes of which 9073 were significant differentially expressed in the GV and MII oocytes. Further Gene Ontology (GO) and Kyoto Encyclopedia of Genes and Genomes (KEGG) analysis indicated that these genes were associated with the meiotic cell cycle, mitochondrion activity, and N-glycan biosynthesis, which might be the key genes and regulatory mechanisms affecting the maturation of donkey oocytes. Our study provides considerable understanding regarding the maturation of donkey oocytes and serves as a theoretical basis for improving the development of donkey oocytes, which could ultimately benefit the expansion of the donkey population and conservation of biodiversity and genetic resources.
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spelling doaj.art-bd888b976f7342b0babcca7663f2adc02023-11-22T18:23:11ZengMDPI AGGenes2073-44252021-10-011210164010.3390/genes12101640Single-Cell RNA-Seq Revealed the Gene Expression Pattern during the In Vitro Maturation of Donkey OocytesZhipeng Li0Xinhui Song1Shan Yin2Jiageng Yan3Peiru Lv4Huiquan Shan5Kuiqing Cui6Hongbo Liu7Qingyou Liu8Laboratory for Conservation and Utilization of Subtropical Agro-Bioresources, Guangxi Univesity, Nanning 530005, ChinaLaboratory for Conservation and Utilization of Subtropical Agro-Bioresources, Guangxi Univesity, Nanning 530005, ChinaHenan Chuangyuan Biotechnology Co. Ltd.; Zhengzhou 451100, ChinaLaboratory for Conservation and Utilization of Subtropical Agro-Bioresources, Guangxi Univesity, Nanning 530005, ChinaHenan Chuangyuan Biotechnology Co. Ltd.; Zhengzhou 451100, ChinaLaboratory for Conservation and Utilization of Subtropical Agro-Bioresources, Guangxi Univesity, Nanning 530005, ChinaLaboratory for Conservation and Utilization of Subtropical Agro-Bioresources, Guangxi Univesity, Nanning 530005, ChinaHenan Chuangyuan Biotechnology Co. Ltd.; Zhengzhou 451100, ChinaLaboratory for Conservation and Utilization of Subtropical Agro-Bioresources, Guangxi Univesity, Nanning 530005, ChinaDonkeys are an important domesticated animal, providing labor, meat, milk, and medicinal materials for humans. However, the donkey population is continuously declining and even at risk of extinction. The application of modern animal production technology, such as oocyte in vitro maturation, is a promising method to improve the donkey population. In this study, we explore the gene expression patterns of donkey germinal vesicle (GV) and in vitro matured metaphase II (MII) oocytes using single cell RNA-seq of the candidate genes along with the regulatory mechanisms that affect donkey oocyte maturation. We identified a total of 24,164 oocyte genes of which 9073 were significant differentially expressed in the GV and MII oocytes. Further Gene Ontology (GO) and Kyoto Encyclopedia of Genes and Genomes (KEGG) analysis indicated that these genes were associated with the meiotic cell cycle, mitochondrion activity, and N-glycan biosynthesis, which might be the key genes and regulatory mechanisms affecting the maturation of donkey oocytes. Our study provides considerable understanding regarding the maturation of donkey oocytes and serves as a theoretical basis for improving the development of donkey oocytes, which could ultimately benefit the expansion of the donkey population and conservation of biodiversity and genetic resources.https://www.mdpi.com/2073-4425/12/10/1640single-cell RNA-seqdonkeyoocytesin vitro maturationgene expression
spellingShingle Zhipeng Li
Xinhui Song
Shan Yin
Jiageng Yan
Peiru Lv
Huiquan Shan
Kuiqing Cui
Hongbo Liu
Qingyou Liu
Single-Cell RNA-Seq Revealed the Gene Expression Pattern during the In Vitro Maturation of Donkey Oocytes
Genes
single-cell RNA-seq
donkey
oocytes
in vitro maturation
gene expression
title Single-Cell RNA-Seq Revealed the Gene Expression Pattern during the In Vitro Maturation of Donkey Oocytes
title_full Single-Cell RNA-Seq Revealed the Gene Expression Pattern during the In Vitro Maturation of Donkey Oocytes
title_fullStr Single-Cell RNA-Seq Revealed the Gene Expression Pattern during the In Vitro Maturation of Donkey Oocytes
title_full_unstemmed Single-Cell RNA-Seq Revealed the Gene Expression Pattern during the In Vitro Maturation of Donkey Oocytes
title_short Single-Cell RNA-Seq Revealed the Gene Expression Pattern during the In Vitro Maturation of Donkey Oocytes
title_sort single cell rna seq revealed the gene expression pattern during the in vitro maturation of donkey oocytes
topic single-cell RNA-seq
donkey
oocytes
in vitro maturation
gene expression
url https://www.mdpi.com/2073-4425/12/10/1640
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