Search Results - "Olins, Donald E."
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Atomic resolution cryo-EM structure of a native-like CENP-A nucleosome aided by an antibody fragment
Published in Nature communications (24-05-2019)“…Genomic DNA in eukaryotes is organized into chromatin through association with core histones to form nucleosomes, each distinguished by their DNA sequences and…”
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Epichromatin and chromomeres: a ‘fuzzy’ perspective
Published in Open biology (01-06-2018)“…‘Epichromatin’, the surface of chromatin beneath the interphase nuclear envelope (NE) or at the surface of mitotic chromosomes, was discovered by…”
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Migration through a small pore disrupts inactive chromatin organization in neutrophil-like cells
Published in BMC biology (26-11-2018)“…Mammalian cells are flexible and can rapidly change shape when they contract, adhere, or migrate. The nucleus must be stiff enough to withstand cytoskeletal…”
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Hyperosmotic stress: in situ chromatin phase separation
Published in Nucleus (Austin, Tex.) (01-01-2020)“…Dehydration of cells by acute hyperosmotic stress has profound effects upon cell structure and function. Interphase chromatin and mitotic chromosomes collapse…”
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Chromatin history: our view from the bridge
Published in Nature reviews. Molecular cell biology (01-10-2003)“…Thirty years ago, our conception of chromatin structure underwent a total metamorphosis as the nucleosome era began. In Kurosawa's classic movie 'Rashomon'…”
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ELCS in ice: cryo-electron microscopy of nuclear envelope-limited chromatin sheets
Published in Chromosoma (01-06-2014)“…Nuclear envelope-limited chromatin sheets (ELCS) form during excessive interphase nuclear envelope growth in a variety of cells. ELCS appear as extended sheets…”
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Lamin B receptor: Multi-tasking at the nuclear envelope
Published in Nucleus (Austin, Tex.) (01-01-2010)“…Lamin B Receptor (LBR) is an integral membrane protein of the interphase nuclear envelope (NE). The N-terminal end resides in the nucleoplasm, binding to…”
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Linker histone epitopes are hidden by in situ higher-order chromatin structure
Published in Epigenetics & chromatin (06-06-2020)“…Histone H1 is the most mobile histone in the cell nucleus. Defining the positions of H1 on chromatin in situ, therefore, represents a challenge…”
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TNF-α Differentially Regulates Cell Cycle Genes in Promyelocytic and Granulocytic HL-60/S4 Cells
Published in G3 : genes - genomes - genetics (01-08-2019)“…Tumor necrosis factor alpha (TNF-α) is a potent cytokine involved in systemic inflammation and immune modulation. Signaling responses that involve TNF-α are…”
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Mutations in the gene encoding the lamin B receptor produce an altered nuclear morphology in granulocytes (Pelger-Huët anomaly)
Published in Nature genetics (01-08-2002)“…Pelger-Huët anomaly (PHA; OMIM *169400) is an autosomal dominant disorder characterized by abnormal nuclear shape and chromatin organization in blood…”
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Nuclear envelope-limited chromatin sheets (ELCS) and heterochromatin higher order structure
Published in Chromosoma (01-10-2009)“…The interphase nucleus and nuclear envelope can acquire a myriad of shapes in normal or pathological cell states. There exist a wide variety of indentations…”
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Granulocytic nuclear differentiation of lamin B receptor–deficient mouse EPRO cells
Published in Experimental hematology (01-08-2008)“…Objective Lamin B receptor (LBR) is an integral protein of the inner nuclear membrane. Recent studies have demonstrated that genetic deficiency of LBR during…”
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DNA Replication: An in vivo Space–Time Continuum in the Ciliate Replication Band
Published in Current biology (11-01-2021)“…The replication band in the macronucleus of ciliated protozoa has fascinated microscopists since the 19th Century. It migrates through the nucleus,…”
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Phosphatidylserine colocalizes with epichromatin in interphase nuclei and mitotic chromosomes
Published in Nucleus (Austin, Tex.) (01-03-2012)“…Cycling eukaryotic cells rapidly re-establish the nuclear envelope and internal architecture following mitosis. Studies with a specific anti-nucleosome…”
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Mesoscale Modeling of Nucleosome-Binding Antibody PL2-6: Mono- versus Bivalent Chromatin Complexes
Published in Biophysical journal (05-05-2020)“…Interactions of chromatin with bivalent immunoglobin nucleosome-binding antibodies and their monovalent (papain-derived) antigen-binding fragment analogs are…”
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Interphase epichromatin: last refuge for the 30-nm chromatin fiber?
Published in Chromosoma (01-09-2021)“…“Interphase epichromatin” describes the surface of chromatin located adjacent to the interphase nuclear envelope. It was discovered in 2011 using a bivalent…”
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An epichromatin epitope: Persistence in the cell cycle and conservation in evolution
Published in Nucleus (Austin, Tex.) (01-01-2011)“…Interphase nuclear architecture is disrupted and rapidly reformed with each cell division cycle. Successive cell generations exhibit a "memory" of this nuclear…”
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An in vitro model for Pelger-Huët anomaly: Stable knockdown of Lamin B receptor in HL-60 cells
Published in Nucleus (Austin, Tex.) (01-11-2010)“…The principal human blood granulocyte (neutrophil) possesses a lobulated and deformable nucleus, important to facilitate rapid egress from blood vessels as…”
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Hi-C detects novel structural variants in HL-60 and HL-60/S4 cell lines
Published in Genomics (San Diego, Calif.) (01-01-2020)“…Cancer cell lines often have large structural variants (SVs) that evolve over time. There are many reported differences in large scale SVs between HL-60 and…”
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The transcriptome of acute dehydration in myeloid leukemic cells
Published in Postępy biochemii (23-05-2024)“…Human myeloid leukemia cells (HL-60/S4) exposed to hyperosmotic stress with sucrose undergo dehydration and cell shrinkage. Interphase chromatin and mitotic…”
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