Feeling Stressed? Piezo1-Mediated Loss of Heterochromatin Buys Time for Long-Term Adaptation
Author(s) -
Jan Lammerding,
Chieh-Ren Hsia
Publication year - 2020
Publication title -
cell
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 26.304
H-Index - 776
eISSN - 1097-4172
pISSN - 0092-8674
DOI - 10.1016/j.cell.2020.04.041
Subject(s) - heterochromatin , biology , cytoskeleton , lamin , microbiology and biotechnology , dna damage , nucleus , dna repair , nuclear lamina , cytoplasm , cell , biophysics , chromatin , dna , genetics , nuclear protein , gene , transcription factor
Skin and other epithelial cell layers are frequently subjected to extensive deformations, yet sustain such mechanical stress without damage. In this issue of Cell, Nava and colleagues show that stretch induces rapid loss of heterochromatin that leads to transient softening of the nucleus, which, together with long-term cytoskeletal and supracellular rearrangements, protects nuclei from DNA damage.
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