Results 11 to 20 of about 353,053 (207)

The Green Valley of Drosophila melanogaster Constitutive Heterochromatin: Protein-Coding Genes Involved in Cell Division Control. [PDF]

open access: yesCells, 2022
Constitutive heterochromatin represents a significant fraction of eukaryotic genomes (10% in Arabidopsis, 20% in humans, 30% in D. melanogaster, and up to 85% in certain nematodes) and shares similar genetic and molecular properties in animal and plant ...
Messina G   +4 more
europepmc   +2 more sources

Constitutive heterochromatin formation and transcription in mammals. [PDF]

open access: yesEpigenetics Chromatin, 2015
Constitutive heterochromatin, mainly formed at the gene-poor regions of pericentromeres, is believed to ensure a condensed and transcriptionally inert chromatin conformation.
Saksouk N, Simboeck E, Déjardin J.
europepmc   +2 more sources

Suv39h1 links the SUMO pathway to constitutive heterochromatin. [PDF]

open access: yesMol Cell Oncol, 2016
The Suv39h lysine methyltransferases, known as key enzymes responsible for histone H3 lysine 9 methylation, are critical for heterochromatin protein 1 enrichment at constitutive heterochromatin.
Maison C, Quivy JP, Almouzni G.
europepmc   +2 more sources

The Polycomb Repressive Complex 1 Protein BMI1 Is Required for Constitutive Heterochromatin Formation and Silencing in Mammalian Somatic Cells. [PDF]

open access: yesJ Biol Chem, 2016
Background: BMI1 silences the expression of genes located at the facultative heterochromatin. Results: BMI1 is abundant at repetitive genomic regions, including the pericentromeric heterochromatin (PCH), where it is required for compaction and silencing.
Abdouh M   +4 more
europepmc   +2 more sources

Position effect variegation and viability are both sensitive to dosage of constitutive heterochromatin in Drosophila. [PDF]

open access: yesG3 (Bethesda), 2014
The dosage effect of Y-chromosome heterochromatin on suppression of position effect variegation (PEV) has long been well-known in Drosophila. The phenotypic effects of increasing the overall dosage of Y heterochromatin have also been demonstrated ...
Berloco M   +4 more
europepmc   +2 more sources

Histone hypoacetylation is required to maintain late replication timing of constitutive heterochromatin [PDF]

open access: goldNucleic Acids Research, 2011
The replication of the genome is a spatio-temporally highly organized process. Yet, its flexibility throughout development suggests that this process is not genetically regulated.
Corella S. Casas-Delucchi   +8 more
semanticscholar   +2 more sources

Chromatin Organization in Early Land Plants Reveals an Ancestral Association between H3K27me3, Transposons, and Constitutive Heterochromatin. [PDF]

open access: yesCurr Biol, 2020
Montgomery SA   +24 more
europepmc   +2 more sources

Identification of regions of constitutive heterochromatin and sites of ribosomal DNA (rDNA) in Rhogeessa hussoni (Genoways & Baker, 1996) (Chiroptera; Mammalia; Vespertilionidae)

open access: goldCaryologia, 2021
There is scarce information about the geographical distribution, biological and cytogenetic data from the Rhogeessa hussoni. This study aims to characterize its chromosome composition through chromosome bandings to visualize regions of constitutive ...
Karina Cassia Faria   +2 more
doaj   +3 more sources

Constitutive heterochromatin polymorphisms in human chromosomes identified by whole comparative genomic hybridization

open access: yesEuropean Journal of Histochemistry, 2011
Whole comparative genomic hybridization (W-CGH) is a new technique that reveals cryptic differences in highly repetitive DNA sequences, when different genomes are compared using metaphase or interphase chromosomes.
M.I. Dávila-Rodríguez   +6 more
doaj   +2 more sources

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