The Transmission of Intergenerational Epigenetic Information by Sperm microRNAs

Epigenetic information is transmitted from one generation to the next, modulating the phenotype of offspring non-genetically in organisms ranging from plants to mammals. For intergenerational non-genetic inheritance to occur, epigenetic information must accumulate in germ cells. The three main carri...

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Main Authors: Grace S. Lee, Colin C. Conine
Format: Article
Language:English
Published: MDPI AG 2022-04-01
Series:Epigenomes
Subjects:
Online Access:https://www.mdpi.com/2075-4655/6/2/12
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author Grace S. Lee
Colin C. Conine
author_facet Grace S. Lee
Colin C. Conine
author_sort Grace S. Lee
collection DOAJ
description Epigenetic information is transmitted from one generation to the next, modulating the phenotype of offspring non-genetically in organisms ranging from plants to mammals. For intergenerational non-genetic inheritance to occur, epigenetic information must accumulate in germ cells. The three main carriers of epigenetic information—histone post-translational modifications, DNA modifications, and RNAs—all exhibit dynamic patterns of regulation during germ cell development. For example, histone modifications and DNA methylation are extensively reprogrammed and often eliminated during germ cell maturation and after fertilization during embryogenesis. Consequently, much attention has been given to RNAs, specifically small regulatory RNAs, as carriers of inherited epigenetic information. In this review, we discuss examples in which microRNAs have been implicated as key players in transmitting paternal epigenetic information intergenerationally.
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spelling doaj.art-b5482f5cba364bdfaaa917625607f5d32023-11-23T16:34:29ZengMDPI AGEpigenomes2075-46552022-04-01621210.3390/epigenomes6020012The Transmission of Intergenerational Epigenetic Information by Sperm microRNAsGrace S. Lee0Colin C. Conine1Pharmacology Graduate Group, University of Pennsylvania Perelman School of Medicine, Philadelphia, PA 19104, USADepartments of Genetics and Pediatrics—Penn Epigenetics Institute, Institute of Regenerative Medicine, and Center for Reproduction and Women’s Health, University of Pennsylvania Perelman School of Medicine, Philadelphia, PA 19104, USAEpigenetic information is transmitted from one generation to the next, modulating the phenotype of offspring non-genetically in organisms ranging from plants to mammals. For intergenerational non-genetic inheritance to occur, epigenetic information must accumulate in germ cells. The three main carriers of epigenetic information—histone post-translational modifications, DNA modifications, and RNAs—all exhibit dynamic patterns of regulation during germ cell development. For example, histone modifications and DNA methylation are extensively reprogrammed and often eliminated during germ cell maturation and after fertilization during embryogenesis. Consequently, much attention has been given to RNAs, specifically small regulatory RNAs, as carriers of inherited epigenetic information. In this review, we discuss examples in which microRNAs have been implicated as key players in transmitting paternal epigenetic information intergenerationally.https://www.mdpi.com/2075-4655/6/2/12microRNAsspermepigenetic inheritanceenvironmental exposures
spellingShingle Grace S. Lee
Colin C. Conine
The Transmission of Intergenerational Epigenetic Information by Sperm microRNAs
Epigenomes
microRNAs
sperm
epigenetic inheritance
environmental exposures
title The Transmission of Intergenerational Epigenetic Information by Sperm microRNAs
title_full The Transmission of Intergenerational Epigenetic Information by Sperm microRNAs
title_fullStr The Transmission of Intergenerational Epigenetic Information by Sperm microRNAs
title_full_unstemmed The Transmission of Intergenerational Epigenetic Information by Sperm microRNAs
title_short The Transmission of Intergenerational Epigenetic Information by Sperm microRNAs
title_sort transmission of intergenerational epigenetic information by sperm micrornas
topic microRNAs
sperm
epigenetic inheritance
environmental exposures
url https://www.mdpi.com/2075-4655/6/2/12
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