Evidence for low nanocompaction of heterochromatin in living embryonic stem cells
C Dupont, D Chahar, A Trullo, T Gostan… - The EMBO …, 2023 - embopress.org
Despite advances in the identification of chromatin regulators and genome interactions, the
principles of higher‐order chromatin structure have remained elusive. Here, we applied …
principles of higher‐order chromatin structure have remained elusive. Here, we applied …
[HTML][HTML] Liquid-like chromatin in the cell: What can we learn from imaging and computational modeling?
Chromatin in eukaryotic cells is a negatively charged long polymer consisting of DNA,
histones, and various associated proteins. With its highly charged and heterogeneous …
histones, and various associated proteins. With its highly charged and heterogeneous …
Transcription inhibition suppresses nuclear blebbing and rupture independently of nuclear rigidity
IK Berg, ML Currey, S Gupta, Y Berrada… - Journal of cell …, 2023 - journals.biologists.com
Chromatin plays an essential role in the nuclear mechanical response and determining
nuclear shape, which maintain nuclear compartmentalization and function. However, major …
nuclear shape, which maintain nuclear compartmentalization and function. However, major …
[HTML][HTML] DNA length tunes the fluidity of DNA-based condensates
F Muzzopappa, M Hertzog, F Erdel - Biophysical journal, 2021 - cell.com
Living organisms typically store their genomic DNA in a condensed form. Mechanistically,
DNA condensation can be driven by macromolecular crowding, multivalent cations, or …
DNA condensation can be driven by macromolecular crowding, multivalent cations, or …
[HTML][HTML] Regulation of nuclear mechanics and the impact on DNA damage
Á Dos Santos, CP Toseland - International Journal of Molecular Sciences, 2021 - mdpi.com
In eukaryotic cells, the nucleus houses the genomic material of the cell. The physical
properties of the nucleus and its ability to sense external mechanical cues are tightly linked …
properties of the nucleus and its ability to sense external mechanical cues are tightly linked …
Emerging roles of phase separation in plant transcription and chromatin organization
Y Wang, S He, X Fang - Current Opinion in Plant Biology, 2023 - Elsevier
Transcription is a core step in gene expression. Regulation of transcription is achieved at the
level of transcription machinery, local chromatin environment as well as higher-order …
level of transcription machinery, local chromatin environment as well as higher-order …
A change in biophysical properties accompanies heterochromatin formation in mouse embryos
M Guthmann, C Qian, I Gialdini, T Nakatani… - Genes & …, 2023 - genesdev.cshlp.org
The majority of our genome is composed of repeated DNA sequences that assemble into
heterochromatin, a highly compacted structure that constrains their mutational potential …
heterochromatin, a highly compacted structure that constrains their mutational potential …
Regulation of chromatin microphase separation by binding of protein complexes
We show evidence of the association of RNA polymerase II (RNAP) with chromatin in a core-
shell organization, reminiscent of microphase separation where the cores comprise dense …
shell organization, reminiscent of microphase separation where the cores comprise dense …
[HTML][HTML] Chromatin compaction precedes apoptosis in developing neurons
R Rose, N Peschke, E Nigi, M Gelléri, S Ritz… - Communications …, 2022 - nature.com
While major changes in cellular morphology during apoptosis have been well described, the
subcellular changes in nuclear architecture involved in this process remain poorly …
subcellular changes in nuclear architecture involved in this process remain poorly …
Single‐cell imaging of genome organization and dynamics
Probing the architecture, mechanism, and dynamics of genome folding is fundamental to our
understanding of genome function in homeostasis and disease. Most chromosome …
understanding of genome function in homeostasis and disease. Most chromosome …