Roles of cell differentiation factors in preimplantation development of domestic animals

In mammalian embryos, the first visible differentiation event is the segregation of the inner cell mass (ICM) and trophectoderm (TE) during the transition from the morula to the blastocyst stage. The ICM, which is attached to the inside of the TE, develop into the fetus and extraembryonic tissues, w...

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Main Author: Ken SAWAI
Format: Article
Language:English
Published: The Society for Reproduction and Development 2021-04-01
Series:The Journal of Reproduction and Development
Subjects:
Online Access:https://www.jstage.jst.go.jp/article/jrd/67/3/67_2021-031/_pdf/-char/en
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author Ken SAWAI
author_facet Ken SAWAI
author_sort Ken SAWAI
collection DOAJ
description In mammalian embryos, the first visible differentiation event is the segregation of the inner cell mass (ICM) and trophectoderm (TE) during the transition from the morula to the blastocyst stage. The ICM, which is attached to the inside of the TE, develop into the fetus and extraembryonic tissues, while the TE, which is a single layer surrounding the fluid-filled cavity called the blastocoel, will provide extraembryonic structures such as the placenta. ICM/TE differentiation is regulated by the interaction between various transcriptional factors. However, little information is available on the segregation of the ICM and TE lineages in preimplantation embryos of domestic animals, such as cattle and pigs. This review focuses on the roles of cell differentiation factors that regulate the ICM/TE segregation of preimplantation bovine and porcine embryos. Understanding the mechanism of cell differentiation in early embryos is necessary to improve the in vitro production systems for bovine and porcine embryos.
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spelling doaj.art-7dd6c8ab4fb241e29ab48681b2eed3b02023-11-17T07:20:43ZengThe Society for Reproduction and DevelopmentThe Journal of Reproduction and Development0916-88181348-44002021-04-0167316116510.1262/jrd.2021-031jrdRoles of cell differentiation factors in preimplantation development of domestic animalsKen SAWAI0Faculty of Agriculture, Iwate University, Iwate 020-8550, JapanIn mammalian embryos, the first visible differentiation event is the segregation of the inner cell mass (ICM) and trophectoderm (TE) during the transition from the morula to the blastocyst stage. The ICM, which is attached to the inside of the TE, develop into the fetus and extraembryonic tissues, while the TE, which is a single layer surrounding the fluid-filled cavity called the blastocoel, will provide extraembryonic structures such as the placenta. ICM/TE differentiation is regulated by the interaction between various transcriptional factors. However, little information is available on the segregation of the ICM and TE lineages in preimplantation embryos of domestic animals, such as cattle and pigs. This review focuses on the roles of cell differentiation factors that regulate the ICM/TE segregation of preimplantation bovine and porcine embryos. Understanding the mechanism of cell differentiation in early embryos is necessary to improve the in vitro production systems for bovine and porcine embryos.https://www.jstage.jst.go.jp/article/jrd/67/3/67_2021-031/_pdf/-char/encattleembryo developmentgene expressioninner cell mas (icm)/ trophectoderm (te) segregationpig
spellingShingle Ken SAWAI
Roles of cell differentiation factors in preimplantation development of domestic animals
The Journal of Reproduction and Development
cattle
embryo development
gene expression
inner cell mas (icm)/ trophectoderm (te) segregation
pig
title Roles of cell differentiation factors in preimplantation development of domestic animals
title_full Roles of cell differentiation factors in preimplantation development of domestic animals
title_fullStr Roles of cell differentiation factors in preimplantation development of domestic animals
title_full_unstemmed Roles of cell differentiation factors in preimplantation development of domestic animals
title_short Roles of cell differentiation factors in preimplantation development of domestic animals
title_sort roles of cell differentiation factors in preimplantation development of domestic animals
topic cattle
embryo development
gene expression
inner cell mas (icm)/ trophectoderm (te) segregation
pig
url https://www.jstage.jst.go.jp/article/jrd/67/3/67_2021-031/_pdf/-char/en
work_keys_str_mv AT kensawai rolesofcelldifferentiationfactorsinpreimplantationdevelopmentofdomesticanimals