Results 61 to 70 of about 557,726 (316)

Histone crosstalk directed by H2B ubiquitination is required for chromatin boundary integrity [PDF]

open access: yes, 2011
Genomic maps of chromatin modifications have provided evidence for the partitioning of genomes into domains of distinct chromatin states, which assist coordinated gene regulation.
West, A.   +8 more
core   +2 more sources

The activity-dependent histone variant H2BE modulates the life span of olfactory neurons

open access: yeseLife, 2012
We have identified a replication-independent histone variant, Hist2h2be (referred to herein as H2be), which is expressed exclusively by olfactory chemosensory neurons. Levels of H2BE are heterogeneous among olfactory neurons, but stereotyped according to
Stephen W Santoro, Catherine Dulac
doaj   +1 more source

Epigenetic reprogramming of lineage switching in cancer

open access: yesFEBS Letters, EarlyView.
Cancer cells rarely commit to a single identity. Epigenetic mechanisms and tumor microenvironment cues push epithelial cells toward flexible, hybrid states that can shift into mesenchymal, neuroendocrine, or stem‐like fates, driving metastasis, drug resistance, and tumor heterogeneity. Targeting the epigenetic regulators behind these transitions, using
Ezgi Boyvatlı   +4 more
wiley   +1 more source

Probing the (H3-H4)(2) histone tetramer structure using pulsed EPR spectroscopy combined with site-directed spin labelling [PDF]

open access: yes, 2009
The (H3-H4)(2) histone tetramer forms the central core of nucleosomes and, as such, plays a prominent role in assembly, disassembly and positioning of nucleosomes.
Ward, Richard   +6 more
core   +1 more source

Histones join the fight against bacteria inside cells

open access: yeseLife, 2012
Experiments on Drosophila have shown that the histones that are normally bound to lipid droplets inside cells can be released to provide protection against infection.
Roberto Kolter
doaj   +1 more source

The microbiome in human skin aging

open access: yesFEBS Letters, EarlyView.
Age‐related skin changes encompass the well‐known visible phenotypic alterations, together with microbiome dysbiosis and a series of molecular aging hallmarks. These hallmarks characterize not only a fully stablished aged phenotype but also the skin aging process itself.
Manuel Huerta Arana   +3 more
wiley   +1 more source

Chaperones and Beyond as Key Players in Pluripotency Maintenance

open access: yesFrontiers in Cell and Developmental Biology, 2019
Pluripotency is orchestrated by distinct players and chaperones and their partners have emerged as pivotal molecules in proteostasis control to maintain stemness.
Camila Felix de Lima Fernandes   +4 more
doaj   +1 more source

First report of root and crown rot caused by Dactylonectria novozelandica on strawberry in Uruguay

open access: yesAgrociencia Uruguay, 2022
Since 2015, a high mortality rate of strawberry plants has been observed in the north of Uruguay related to crown and root diseases caused by a pathogens complex. In 2016, associated with the death of plants, Cylindrocarpon spp.
Micaela Vigliecca   +4 more
doaj   +1 more source

IMPDH inhibition enhances cytarabine efficacy in SAMHD1‐expressing leukaemia cells via guanine nucleotide depletion

open access: yesMolecular Oncology, EarlyView.
Cytarabine is a key therapy for acute myeloid leukaemia (AML), but its efficacy is limited by the dNTPase SAMHD1, which hydrolyses its active metabolite. Screening nucleotide biosynthesis inhibitors revealed that IMPDH inhibitors selectively sensitise SAMHD1‐proficient AML cells to cytarabine.
Miriam Yagüe‐Capilla   +9 more
wiley   +1 more source

Crosstalks between NOD1 and Histone H2A Contribute to Host Defense against Streptococcus agalactiae Infection in Zebrafish

open access: yesAntibiotics, 2021
Correlation studies about NOD1 and histones have not been reported. In the present study, we report the functional correlation between NOD1 and the histone H2A variant in response to Streptococcus agalactiae infection.
Xiaoman Wu   +4 more
doaj   +1 more source

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