DNA methylation reprogramming during mammalian development

Y Zeng, T Chen - Genes, 2019 - mdpi.com
DNA methylation (5-methylcytosine, 5mC) is a major form of DNA modification in the
mammalian genome that plays critical roles in chromatin structure and gene expression. In …

Dynamics of the epigenetic landscape during the maternal-to-zygotic transition

MA Eckersley-Maslin, C Alda-Catalinas… - … Reviews Molecular Cell …, 2018 - nature.com
A remarkable epigenetic remodelling process occurs shortly after fertilization, which restores
totipotency to the zygote. This involves global DNA demethylation, chromatin remodelling …

DNMT1-mediated methylation of BEX1 regulates stemness and tumorigenicity in liver cancer

Q Wang, N Liang, T Yang, Y Li, J Li, Q Huang, C Wu… - Journal of …, 2021 - Elsevier
Background & Aims Hepatoblastoma (HB) and hepatocellular carcinoma (HCC) both exhibit
notable cancer stem cell (CSC) features. Moreover, the development of both diseases is …

Dppa2 and Dppa4 directly regulate the Dux-driven zygotic transcriptional program

M Eckersley-Maslin, C Alda-Catalinas… - Genes & …, 2019 - genesdev.cshlp.org
The molecular regulation of zygotic genome activation (ZGA) in mammals remains an
exciting area of research. Primed mouse embryonic stem cells contain a rare subset of “2C …

Mammalian DNA methyltransferases: new discoveries and open questions

H Gowher, A Jeltsch - Biochemical Society Transactions, 2018 - portlandpress.com
As part of the epigenetic network, DNA methylation is a major regulator of chromatin
structure and function. In mammals, it mainly occurs at palindromic CpG sites, but …

Imprecise DNMT1 activity coupled with neighbor-guided correction enables robust yet flexible epigenetic inheritance

Q Wang, G Yu, X Ming, W Xia, X Xu, Y Zhang… - Nature …, 2020 - nature.com
The epigenome, including DNA methylation, is stably propagated during mitotic division.
However, single-cell clonal expansion produces heterogeneous methylomes, thus raising …

Single-cell RNA-seq reveals dynamic early embryonic-like programs during chemical reprogramming

T Zhao, Y Fu, J Zhu, Y Liu, Q Zhang, Z Yi, S Chen… - Cell stem cell, 2018 - cell.com
Chemical reprogramming provides a powerful platform for exploring the molecular dynamics
that lead to pluripotency. Although previous studies have uncovered an intermediate …

TRF2-mediated telomere protection is dispensable in pluripotent stem cells

M Markiewicz-Potoczny, A Lobanova, AM Loeb… - Nature, 2021 - nature.com
In mammals, telomere protection is mediated by the essential protein TRF2, which binds
chromosome ends and ensures genome integrity,. TRF2 depletion results in end-to-end …

Capturing totipotent stem cells

CL Baker, MF Pera - Cell stem cell, 2018 - cell.com
Minority subpopulations within embryonic stem cell cultures display an expanded
developmental potential similar to that of early embryo blastomeres or the early inner cell …

rRNA biogenesis regulates mouse 2C-like state by 3D structure reorganization of peri-nucleolar heterochromatin

H Yu, Z Sun, T Tan, H Pan, J Zhao, L Zhang… - Nature …, 2021 - nature.com
The nucleolus is the organelle for ribosome biogenesis and sensing various types of stress.
However, its role in regulating stem cell fate remains unclear. Here, we present evidence …