Chromatin accessibility: methods, mechanisms, and biological insights
AR Mansisidor, VI Risca - Nucleus, 2022 - Taylor & Francis
Access to DNA is a prerequisite to the execution of essential cellular processes that include
transcription, replication, chromosomal segregation, and DNA repair. How the proteins that …
transcription, replication, chromosomal segregation, and DNA repair. How the proteins that …
Neurodevelopmental disorders, like cancer, are connected to impaired chromatin remodelers, PI3K/mTOR, and PAK1-regulated MAPK
Neurodevelopmental disorders (NDDs) and cancer share proteins, pathways, and
mutations. Their clinical symptoms are different. However, individuals with NDDs have …
mutations. Their clinical symptoms are different. However, individuals with NDDs have …
Brillouin light scattering anisotropy microscopy for imaging the viscoelastic anisotropy in living cells
H Keshmiri, D Cikes, M Samalova, L Schindler… - Nature …, 2024 - nature.com
Maintaining and modulating mechanical anisotropy is essential for biological processes.
However, how this is achieved at the microscopic scale in living soft matter is not always …
However, how this is achieved at the microscopic scale in living soft matter is not always …
Orientation-independent-DIC imaging reveals that a transient rise in depletion attraction contributes to mitotic chromosome condensation
Genomic information must be faithfully transmitted into two daughter cells during mitosis. To
ensure the transmission process, interphase chromatin is further condensed into mitotic …
ensure the transmission process, interphase chromatin is further condensed into mitotic …
Chromosome compaction is triggered by an autonomous DNA-binding module within condensin
A Pastic, ML Nosella, A Kochhar, ZH Liu… - Cell Reports, 2024 - cell.com
The compaction of chromatin into mitotic chromosomes is essential for faithful transmission
of the genome during cell division. In eukaryotes, chromosome morphogenesis is regulated …
of the genome during cell division. In eukaryotes, chromosome morphogenesis is regulated …
From Nucleosomes to Compartments: Physicochemical Interactions Underlying Chromatin Organization
Chromatin organization plays a critical role in cellular function by regulating access to
genetic information. However, understanding chromatin folding is challenging due to its …
genetic information. However, understanding chromatin folding is challenging due to its …
Liquid-liquid phase separation (LLPS) in DNA and chromatin systems from the perspective of colloid physical chemistry
DNA is a highly charged polyelectrolyte and is prone to associative phase separation driven
by the presence of multivalent cations, charged surfactants, proteins, polymers and colloids …
by the presence of multivalent cations, charged surfactants, proteins, polymers and colloids …
Near millimolar concentration of nucleosomes in mitotic chromosomes from late prometaphase into anaphase
F Cisneros-Soberanis, EL Simpson, AJ Beckett… - Journal of Cell …, 2024 - rupress.org
Chromosome compaction is a key feature of mitosis and critical for accurate chromosome
segregation. However, a precise quantitative analysis of chromosome geometry during …
segregation. However, a precise quantitative analysis of chromosome geometry during …
Advanced surface passivation for high-sensitivity studies of biomolecular condensates
Biomolecular condensates are cellular compartments that concentrate biomolecules without
an encapsulating membrane. In recent years, significant advances have been made in the …
an encapsulating membrane. In recent years, significant advances have been made in the …
ISWI catalyzes nucleosome sliding in condensed nucleosome arrays
P Vizjak, D Kamp, N Hepp, A Scacchetti… - Nature Structural & …, 2024 - nature.com
How chromatin enzymes work in condensed chromatin and how they maintain diffusional
mobility inside remains unexplored. Here we investigated these challenges using the …
mobility inside remains unexplored. Here we investigated these challenges using the …