[HTML][HTML] Dynamics of DNA methylation and its functions in plant growth and development

S Kumar, T Mohapatra - Frontiers in Plant Science, 2021 - frontiersin.org
Epigenetic modifications in DNA bases and histone proteins play important roles in the
regulation of gene expression and genome stability. Chemical modification of DNA base …

[HTML][HTML] Epigenetic regulation of abiotic stress memory: maintaining the good things while they last

V Oberkofler, L Pratx, I Bäurle - Current opinion in plant biology, 2021 - Elsevier
As sessile organisms, plants have evolved sophisticated ways to constantly gauge and
adapt to changing environmental conditions including extremes that may be harmful to their …

Nurse cell–derived small RNAs define paternal epigenetic inheritance in Arabidopsis

J Long, J Walker, W She, B Aldridge, H Gao, S Deans… - Science, 2021 - science.org
INTRODUCTION Epigenetic modifications to chromatin, such as the methylation of DNA
cytosines, carry regulatory information across the generations in plants and animals …

The chromatin remodeler DDM1 prevents transposon mobility through deposition of histone variant H2A. W

A Osakabe, B Jamge, E Axelsson, SA Montgomery… - Nature Cell …, 2021 - nature.com
Mobile transposable elements (TEs) not only participate in genome evolution but also
threaten genome integrity. In healthy cells, TEs that encode all of the components that are …

[HTML][HTML] The initiation of RNA interference (RNAi) in plants

YH Hung, RK Slotkin - Current Opinion in Plant Biology, 2021 - Elsevier
Highlights•Unlike RNA decay, RNAi results in continued rounds of post-transcriptional
silencing.•Pathways exist for both uncleaved and small RNA-sliced transcripts to enter …

DNA methylation-linked chromatin accessibility affects genomic architecture in Arabidopsis

Z Zhong, S Feng, SH Duttke… - Proceedings of the …, 2021 - National Acad Sciences
DNA methylation is a major epigenetic modification found across species and has a
profound impact on many biological processes. However, its influence on chromatin …

[HTML][HTML] In response to abiotic stress, DNA methylation confers epigenetic changes in plants

Z Akhter, Z Bi, K Ali, C Sun, S Fiaz, FU Haider, J Bai - Plants, 2021 - mdpi.com
Epigenetics involves the heritable changes in patterns of gene expression determined by
developmental and abiotic stresses, ie, drought, cold, salinity, trace metals, and heat. Gene …

The emergence of the brain non-CpG methylation system in vertebrates

A de Mendoza, D Poppe, S Buckberry… - Nature ecology & …, 2021 - nature.com
Mammalian brains feature exceptionally high levels of non-CpG DNA methylation alongside
the canonical form of CpG methylation. Non-CpG methylation plays a critical regulatory role …

[HTML][HTML] The dynamism of transposon methylation for plant development and stress adaptation

M Ramakrishnan, L Satish, R Kalendar… - International Journal of …, 2021 - mdpi.com
Plant development processes are regulated by epigenetic alterations that shape nuclear
structure, gene expression, and phenotypic plasticity; these alterations can provide the plant …

[HTML][HTML] Concerted genomic and epigenomic changes accompany stabilization of Arabidopsis allopolyploids

X Jiang, Q Song, W Ye, ZJ Chen - Nature Ecology & Evolution, 2021 - nature.com
During evolution successful allopolyploids must overcome 'genome shock'between
hybridizing species but the underlying process remains elusive. Here, we report concerted …