iPSCs and iPSC-derived cells as a model of human genetic and epigenetic variation

Abstract Understanding the interaction between genetic and epigenetic variation remains a challenge due to confounding environmental factors. We propose that human induced Pluripotent Stem Cells (iPSCs) are an excellent model to study the relationship between genetic and epigenetic variation while c...

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Main Authors: Kara Quaid, Xiaoyun Xing, Yi-Hsien Chen, Yong Miao, Amber Neilson, Vijayalingam Selvamani, Aaron Tran, Xiaoxia Cui, Ming Hu, Ting Wang
Format: Article
Language:English
Published: Nature Portfolio 2025-02-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-025-56569-4
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author Kara Quaid
Xiaoyun Xing
Yi-Hsien Chen
Yong Miao
Amber Neilson
Vijayalingam Selvamani
Aaron Tran
Xiaoxia Cui
Ming Hu
Ting Wang
author_facet Kara Quaid
Xiaoyun Xing
Yi-Hsien Chen
Yong Miao
Amber Neilson
Vijayalingam Selvamani
Aaron Tran
Xiaoxia Cui
Ming Hu
Ting Wang
author_sort Kara Quaid
collection DOAJ
description Abstract Understanding the interaction between genetic and epigenetic variation remains a challenge due to confounding environmental factors. We propose that human induced Pluripotent Stem Cells (iPSCs) are an excellent model to study the relationship between genetic and epigenetic variation while controlling for environmental factors. In this study, we have created a comprehensive resource of high-quality genomic, epigenomic, and transcriptomic data from iPSC lines and three iPSC-derived cell types (neural stem cell (NSC), motor neuron, monocyte) from three healthy donors. We find that epigenetic variation is most strongly associated with genetic variation at the iPSC stage, and that relationship weakens as epigenetic variation increases in differentiated cells. Additionally, cell type is a stronger source of epigenetic variation than genetic variation. Further, we elucidate a utility of studying epigenetic variation in iPSCs and their derivatives for identifying important loci for GWAS studies and the cell types in which they may be acting.
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publishDate 2025-02-01
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spelling doaj-art-a8eb526c0f144efc94e4dd49d6fbd78f2025-08-20T03:10:49ZengNature PortfolioNature Communications2041-17232025-02-0116111510.1038/s41467-025-56569-4iPSCs and iPSC-derived cells as a model of human genetic and epigenetic variationKara Quaid0Xiaoyun Xing1Yi-Hsien Chen2Yong Miao3Amber Neilson4Vijayalingam Selvamani5Aaron Tran6Xiaoxia Cui7Ming Hu8Ting Wang9Center for Genome Sciences & Systems Biology, Washington University in St. LouisCenter for Genome Sciences & Systems Biology, Washington University in St. LouisGenome Engineering & Stem Cell Center (GESC@MGI), Department of Genetics, Washington University School of Medicine in St. LouisGenome Engineering & Stem Cell Center (GESC@MGI), Department of Genetics, Washington University School of Medicine in St. LouisGenome Engineering & Stem Cell Center (GESC@MGI), Department of Genetics, Washington University School of Medicine in St. LouisGenome Engineering & Stem Cell Center (GESC@MGI), Department of Genetics, Washington University School of Medicine in St. LouisCenter for Genome Sciences & Systems Biology, Washington University in St. LouisGenome Engineering & Stem Cell Center (GESC@MGI), Department of Genetics, Washington University School of Medicine in St. LouisDepartment of Quantitative Health Sciences, Lerner Research Institute, Cleveland Clinic FoundationCenter for Genome Sciences & Systems Biology, Washington University in St. LouisAbstract Understanding the interaction between genetic and epigenetic variation remains a challenge due to confounding environmental factors. We propose that human induced Pluripotent Stem Cells (iPSCs) are an excellent model to study the relationship between genetic and epigenetic variation while controlling for environmental factors. In this study, we have created a comprehensive resource of high-quality genomic, epigenomic, and transcriptomic data from iPSC lines and three iPSC-derived cell types (neural stem cell (NSC), motor neuron, monocyte) from three healthy donors. We find that epigenetic variation is most strongly associated with genetic variation at the iPSC stage, and that relationship weakens as epigenetic variation increases in differentiated cells. Additionally, cell type is a stronger source of epigenetic variation than genetic variation. Further, we elucidate a utility of studying epigenetic variation in iPSCs and their derivatives for identifying important loci for GWAS studies and the cell types in which they may be acting.https://doi.org/10.1038/s41467-025-56569-4
spellingShingle Kara Quaid
Xiaoyun Xing
Yi-Hsien Chen
Yong Miao
Amber Neilson
Vijayalingam Selvamani
Aaron Tran
Xiaoxia Cui
Ming Hu
Ting Wang
iPSCs and iPSC-derived cells as a model of human genetic and epigenetic variation
Nature Communications
title iPSCs and iPSC-derived cells as a model of human genetic and epigenetic variation
title_full iPSCs and iPSC-derived cells as a model of human genetic and epigenetic variation
title_fullStr iPSCs and iPSC-derived cells as a model of human genetic and epigenetic variation
title_full_unstemmed iPSCs and iPSC-derived cells as a model of human genetic and epigenetic variation
title_short iPSCs and iPSC-derived cells as a model of human genetic and epigenetic variation
title_sort ipscs and ipsc derived cells as a model of human genetic and epigenetic variation
url https://doi.org/10.1038/s41467-025-56569-4
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