Molecular mechanisms of transgenerational epigenetic inheritance

MH Fitz-James, G Cavalli - Nature Reviews Genetics, 2022 - nature.com
Increasing evidence indicates that non-DNA sequence-based epigenetic information can be
inherited across several generations in organisms ranging from yeast to plants to humans …

Regulation, functions and transmission of bivalent chromatin during mammalian development

TA Macrae, J Fothergill-Robinson… - … reviews Molecular cell …, 2023 - nature.com
Cells differentiate and progress through development guided by a dynamic chromatin
landscape that mediates gene expression programmes. During development, mammalian …

[HTML][HTML] Complete human day 14 post-implantation embryo models from naive ES cells

B Oldak, E Wildschutz, V Bondarenko, MY Comar… - Nature, 2023 - nature.com
The ability to study human post-implantation development remains limited owing to ethical
and technical challenges associated with intrauterine development after implantation …

Rolling back human pluripotent stem cells to an eight-cell embryo-like stage

MA Mazid, C Ward, Z Luo, C Liu, Y Li, Y Lai, L Wu, J Li… - Nature, 2022 - nature.com
After fertilization, the quiescent zygote experiences a burst of genome activation that initiates
a short-lived totipotent state. Understanding the process of totipotency in human cells would …

ATAC-seq footprinting unravels kinetics of transcription factor binding during zygotic genome activation

M Bentsen, P Goymann, H Schultheis, K Klee… - Nature …, 2020 - nature.com
While footprinting analysis of ATAC-seq data can theoretically enable investigation of
transcription factor (TF) binding, the lack of a computational tool able to conduct different …

Transcription of MERVL retrotransposons is required for preimplantation embryo development

A Sakashita, T Kitano, H Ishizu, Y Guo, H Masuda… - Nature …, 2023 - nature.com
Zygotic genome activation (ZGA) is a critical postfertilization step that promotes totipotency
and allows different cell fates to emerge in the developing embryo. MERVL (murine …

Aneuploidy in mammalian oocytes and the impact of maternal ageing

C Charalambous, A Webster, M Schuh - Nature Reviews Molecular Cell …, 2023 - nature.com
During fertilization, the egg and the sperm are supposed to contribute precisely one copy of
each chromosome to the embryo. However, human eggs frequently contain an incorrect …

Mechanism of spindle pole organization and instability in human oocytes

C So, K Menelaou, J Uraji, K Harasimov, AM Steyer… - Science, 2022 - science.org
Human oocytes are prone to assembling meiotic spindles with unstable poles, which can
favor aneuploidy in human eggs. The underlying causes of spindle instability are unknown …

Zygotic genome activation by the totipotency pioneer factor Nr5a2

J Gassler, W Kobayashi, I Gáspár, S Ruangroengkulrith… - Science, 2022 - science.org
Life begins with a switch in genetic control from the maternal to the embryonic genome
during zygotic genome activation (ZGA). Despite its importance, the essential regulators of …

[HTML][HTML] 8C-like cells capture the human zygotic genome activation program in vitro

J Taubenschmid-Stowers, M Rostovskaya, F Santos… - Cell stem cell, 2022 - cell.com
The activation of the embryonic genome marks the first major wave of transcription in the
developing organism. Zygotic genome activation (ZGA) in mouse 2-cell embryos and 8-cell …