Search Results - "Bloom, Kerry"
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Cell Division: Single-Cell Physiology Reveals Secrets of Chromosome Condensation
Published in Current biology (05-02-2018)“…Our understanding of higher order chromosome structure has been transformed through statistical mechanics-based computer simulations of polymer chains. A new…”
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Centromeric Heterochromatin: The Primordial Segregation Machine
Published in Annual review of genetics (01-01-2014)“…Centromeres are specialized domains of heterochromatin that provide the foundation for the kinetochore. Centromeric heterochromatin is characterized by…”
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Mitotic spindle form and function
Published in Genetics (Austin) (01-04-2012)“…The Saccharomyces cerevisiae mitotic spindle in budding yeast is exemplified by its simplicity and elegance. Microtubules are nucleated from a crystalline…”
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Point centromeres contain more than a single centromere-specific Cse4 (CENP-A) nucleosome
Published in The Journal of cell biology (14-11-2011)“…Cse4 is the budding yeast homologue of CENP-A, a modified histone H3 that specifies the base of kinetochores in all eukaryotes. Budding yeast is unique in…”
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R-loops at centromeric chromatin contribute to defects in kinetochore integrity and chromosomal instability in budding yeast
Published in Molecular biology of the cell (01-01-2021)“…R-loops, the byproduct of DNA-RNA hybridization and the displaced single-stranded DNA (ssDNA), have been identified in bacteria, yeasts, and other eukaryotic…”
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A bacterial expression cloning screen reveals single-stranded DNA-binding proteins as potent desicco-protectants
Published in Cell reports (Cambridge) (26-11-2024)“…Desiccation kills most cells. Some proteins have been identified to help certain cells survive desiccation, but many protein protectants are likely to be…”
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Towards building a chromosome segregation machine
Published in Nature (London) (28-01-2010)“…All organisms, from bacteria to humans, face the daunting task of replicating, packaging and segregating up to two metres (about 6 × 10 9 base pairs) of DNA…”
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Inferring Latent States and Refining Force Estimates via Hierarchical Dirichlet Process Modeling in Single Particle Tracking Experiments
Published in PloS one (18-09-2015)“…Understanding the basis for intracellular motion is critical as the field moves toward a deeper understanding of the relation between Brownian forces,…”
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The rDNA is biomolecular condensate formed by polymer–polymer phase separation and is sequestered in the nucleolus by transcription and R-loops
Published in Nucleic acids research (07-05-2021)“…Abstract The nucleolus is the site of ribosome biosynthesis encompassing the ribosomal DNA (rDNA) locus in a phase separated state within the nucleus. In…”
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Microtubule dynamics drive enhanced chromatin motion and mobilize telomeres in response to DNA damage
Published in Molecular biology of the cell (15-06-2017)“…Chromatin exhibits increased mobility on DNA damage, but the biophysical basis for this behavior remains unknown. To explore the mechanisms that drive DNA…”
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How the kinetochore couples microtubule force and centromere stretch to move chromosomes
Published in Nature cell biology (01-04-2016)“…The Ndc80 complex (Ndc80, Nuf2, Spc24 and Spc25) is a highly conserved kinetochore protein essential for end-on anchorage to spindle microtubule plus ends and…”
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DNA damage reduces heterogeneity and coherence of chromatin motions
Published in Proceedings of the National Academy of Sciences - PNAS (19-07-2022)“…Chromatin motions depend on and may regulate genome functions, in particular the DNA damage response. In yeast, DNA double-strand breaks (DSBs) globally…”
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Behavior of dicentric chromosomes in budding yeast
Published in PLoS genetics (18-03-2021)“…DNA double-strand breaks arise in vivo when a dicentric chromosome (two centromeres on one chromosome) goes through mitosis with the two centromeres attached…”
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FBW7 Loss Promotes Chromosomal Instability and Tumorigenesis via Cyclin E1/CDK2-Mediated Phosphorylation of CENP-A
Published in Cancer research (Chicago, Ill.) (15-09-2017)“…The centromere regulates proper chromosome segregation, and its dysfunction is implicated in chromosomal instability (CIN). However, relatively little is known…”
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Cohesin, condensin, and the intramolecular centromere loop together generate the mitotic chromatin spring
Published in The Journal of cell biology (27-06-2011)“…Sister chromatid cohesion provides the mechanistic basis, together with spindle microtubules, for generating tension between bioriented chromosomes in…”
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Misregulation of cell cycle-dependent methylation of budding yeast CENP-A contributes to chromosomal instability
Published in Molecular biology of the cell (01-09-2023)“…Centromere ( ) identity is specified epigenetically by specialized nucleosomes containing evolutionarily conserved -specific histone H3 variant CENP-A (Cse4 in…”
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Cdc7-mediated phosphorylation of Cse4 regulates high-fidelity chromosome segregation in budding yeast
Published in Molecular biology of the cell (01-11-2021)“…Faithful chromosome segregation maintains chromosomal stability as errors in this process contribute to chromosomal instability (CIN), which has been observed…”
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Adaptive partitioning of a gene locus to the nuclear envelope in Saccharomyces cerevisiae is driven by polymer-polymer phase separation
Published in Nature communications (28-02-2023)“…Partitioning of active gene loci to the nuclear envelope (NE) is a mechanism by which organisms increase the speed of adaptation and metabolic robustness to…”
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Beyond the code: the mechanical properties of DNA as they relate to mitosis
Published in Chromosoma (01-04-2008)Get full text
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