Results 111 to 120 of about 138,386 (301)

Antibodies to H2a and H2b histones from the sera of HIV-infected patients catalyze site-specific degradation of these histones

open access: yes, 2017
IgGs against H2a and H2b histones from HIV-infected patients specifically hydrolysed only histones but not many other tested globular proteins.
Nikita V. Ivanisenko   +4 more
core   +1 more source

BAP31 Drives Cartilage Calcification through Disruption of Autophagosome–Lysosome Fusion in Osteoarthritis

open access: yesAdvanced Science, EarlyView.
Mechanical stress activates BAP31 in chondrocytes. BAP31 competes with ATG14 for binding to STX17, disrupting the STX17–ATG14 complex required for autophagosome–lysosome fusion. The resultant autophagic flux blockade drives the generation of autophagy‐derived exosomes, which mediate pathological cartilage calcification in OA. Chondrocyte‐targeted BAP31
Zhi‐hua Xu   +13 more
wiley   +1 more source

Progress in the treatment of pediatric H3 K27M mutant diffuse midline glioma

open access: yesChinese Journal of Contemporary Neurology and Neurosurgery, 2020
The high-grade glioma, H3 K27M mutant diffuse midline glioma tends to occur in children, and its high malignancy lead to very poor prognosis after treatment (median survival after diagnosis < 1 year).
Min⁃jie LUO   +2 more
doaj  

Hyperacetylated histones facilitate chromatin assembly in vitro

open access: yes, 1985
We have examined the effect of histone acetylation on the in vitro assembly of nucleosomes with DNA and purified histones at physiological ionic strength in the presence of polyglutamic acid.
Chalkley, Roger, Cotten, Matt
core   +1 more source

Loss of E3 Ubiquitin Ligase RINES via CpG Methylation Relieves Suppression of STAT3 and MYC, Facilitating Multiple Tumorigeneses

open access: yesAdvanced Science, EarlyView.
Dysregulated protein modifications drive tumorigenesis. RINES, an E3 ubiquitin ligase, represses tumor cell proliferation and metastasis by facilitating RING domain‐dependent, ubiquitin–proteasome‐mediated degradation of STAT3 and MYC, which consequently restrains cancer stemness and oncogenic progression.
Lili Li   +8 more
wiley   +1 more source

Histones induce epithelial and endothelial cell death.

open access: yes, 2012
(A) A549 cells were treated for 16 h with different concentrations of histone type II-A, and the cell morphology was evaluated. (B) A549 cell numbers were counted after treatment with various concentrations of histones for 16 h.
Sebastian P. Galuska (180803)   +7 more
core   +1 more source

Gm26550 Modulates Learning and Memory by Increasing IGF1 mRNA Expression and Stability in Nrf2−/− Mice

open access: yesAdvanced Science, EarlyView.
The present study shows that Nrf2 directly binds to the Gm26550 promoter, thereby activating Gm26550 transcription and increasing its expression. Mechanistically, Gm26550 promotes IGF1 expression by functionally antagonizing miR‐26a‐5p‐mediated repression and sequestering the RBP KHSRP, thereby enhancing hippocampal neuronal synaptic plasticity and ...
Hongfang Wang   +12 more
wiley   +1 more source

Extracellular histones induce erythrocyte fragility and anemia

open access: yes, 2017
Key Points Histones promote in vitro erythrocyte aggregation, sedimentation, fragility, and spleen retention in a concentration-dependent manner.
Lucy A. Coupland   +4 more
core   +1 more source

Gestational Hypoxia Disrupts Medial Ganglionic Eminence Progenitor Dynamics and Interneuron Development in Schizophrenia

open access: yesAdvanced Science, EarlyView.
FES‐derived MGE spheroids exhibit progenitor‐stage alterations in developmental trajectory and hypoxia‐responsive transcriptional programs, followed by functional disruption. Gestational hypoxia recapitulates impaired progenitor proliferation, shortened cell‐cycle progression, interneuron developmental abnormalities, and schizophrenia‐like behaviors in
Peiyan Ni   +17 more
wiley   +1 more source

The primary structure of histones H2B from sperm of the sea urchins Parechinus angulosus and Psammechinus miliaris [PDF]

open access: yes, 1978
Histones H2B have been purified from sperm of the sea urchin Parechinus angulosus and Psammechinus miliaris. Three H2B variants have been completely sequenced from P. angulosus and two H2B variants from P. miliaris have been partially sequenced.
Strickland, Marie Shields
core   +1 more source

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