[HTML][HTML] Epigenetic processes in plant stress priming: open questions and new approaches

CJ Harris, A Amtmann, J Ton - Current Opinion in Plant Biology, 2023 - Elsevier
Priming reflects the capacity of plants to memorise environmental stress experience and
improve their response to recurring stress. Epigenetic modifications in DNA and associated …

Mind the gap: epigenetic regulation of chromatin accessibility in plants

J Candela-Ferre, B Diego-Martin… - Plant …, 2024 - academic.oup.com
Chromatin plays a crucial role in genome compaction and is fundamental for regulating
multiple nuclear processes. Nucleosomes, the basic building blocks of chromatin, are …

FOXA1 forms biomolecular condensates that unpack condensed chromatin to function as a pioneer factor

D Ji, C Shao, J Yu, Y Hou, X Gao, Y Wu, L Wang… - Molecular cell, 2024 - cell.com
Eukaryotic DNA is packaged into chromatin in the nucleus, restricting the binding of
transcription factors (TFs) to their target DNA sites. FOXA1 functions as a pioneer TF to bind …

[HTML][HTML] Poly (ADP-ribosyl) ation enhances nucleosome dynamics and organizes DNA damage repair components within biomolecular condensates

ML Nosella, TH Kim, SK Huang, RW Harkness… - Molecular Cell, 2024 - cell.com
Nucleosomes, the basic structural units of chromatin, hinder recruitment and activity of
various DNA repair proteins, necessitating modifications that enhance DNA accessibility …

Targeted suppression of siRNA biogenesis in Arabidopsis pollen promotes triploid seed viability

K Pachamuthu, M Simon, F Borges - Nature Communications, 2024 - nature.com
In plants, small-interfering RNAs (siRNAs) mediate epigenetic silencing via the RNA-
directed DNA methylation (RdDM) pathway, which is particularly prominent during …

Liquid–liquid phase separation in plants: Advances and perspectives from model species to crops

Q Liu, W Liu, Y Niu, T Wang, J Dong - Plant Communications, 2024 - cell.com
Membraneless biomolecular condensates play important roles in both normal biological
activities and responses to environmental stimuli in living organisms. Liquid‒liquid phase …

[HTML][HTML] Linker histone H1 drives heterochromatin condensation via phase separation in Arabidopsis

S He, Y Yu, L Wang, J Zhang, Z Bai, G Li, P Li… - The Plant …, 2024 - pmc.ncbi.nlm.nih.gov
In the eukaryotic nucleus, heterochromatin forms highly condensed, visible foci known as
heterochromatin foci (HF). These HF are enriched with linker histone H1, a key player in …

DNA methylation remodeling and the functional implication during male gametogenesis in rice

X Li, B Zhu, Y Lu, F Zhao, Q Liu, J Wang, M Ye, S Chen… - Genome biology, 2024 - Springer
Background Epigenetic marks are reprogrammed during sexual reproduction. In flowering
plants, DNA methylation is only partially remodeled in the gametes and the zygote …

Variation is important: Warranting chromatin function and dynamics by histone variants

D Jiang, F Berger - Current opinion in plant biology, 2023 - Elsevier
The chromatin of flowering plants exhibits a wide range of sequence variants of the core and
linker histones. Recent studies have demonstrated that specific histone variant enrichment …

The OsSRO1c-OsDREB2B complex undergoes protein phase transition to enhance cold tolerance in rice

D Hu, Y Yao, Y Lv, J You, Y Zhang, Q Lv, J Li, S Hutin… - Molecular Plant, 2024 - cell.com
Cold stress is one of the major abiotic stress factors affecting rice growth and development,
leading to significant yield loss in the context of global climate change. Exploring natural …