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2009 SEP 7 ... hormone (RTH), who showed impaired release of nuclear receptor corepressor and abnormal histone deacetylation. In the present study, we further analyzed the histone modifications and ... the amount of TR, and 2) the major impairment to histone modifications in F455S was hyperacetylation of the specific histone tails. (Endocrinology 150: 3425-3432, 2009)." ...
2009 JUL 13 ... expression and histone acetylation. Furthermore, HDV replication was associated with histone hyperacetylation and clusterin induction. The effect of increased clusterin expression was determined by ...
2009 SEP 22 ... site. Furthermore, TRs associated with the DR-4 T3RE in postnatal d 4 mouse brain, and histone 4 acetylation was greater at this site compared with other regions of the Klf9 gene," ... this association was promoted by T-3. Treatment of N2a[TR beta 1] cells with T-3 led to hyperacetylation of histones 3 and 4 at the T3RE site. Furthermore, TRs associated with the DR-4 T3RE in ...
2009 OCT 27 ... histone H4 (ref. 7) and is implicated in the marked chromatin remodelling that follows histone hyperacetylation during spermiogenesis, the stage of spermatogenesis in which post-meiotic germ cells ...
2009 SEP 28 ... to valproate,' are detailed in a study published in Human Molecular Genetics. "Histone deacetylase inhibitors (HDACi) are potential candidates for therapeutic approaches in ... levels were increased 2-3-fold by transcription activation via SMN2 promoter H3K9 hyperacetylation and restoration of correct splicing via elevated hTRA2-beta1 levels. Furthermore, LBH589 ...
2009 JUN 8 ... "The goal of this study was to evaluate the anticancer effect of a histone deacetylase inhibitor, valproate, on mesothelioma cells in combination with pemetrexed ... As expected, valproate alone or combined with pemetrexed and cisplatin triggers hyperacetylation of histone H3. Bid protein processing in truncated t-Bid and cytochrome c release from ...
2009 MAY 18 ... macrophages,' new data in bone marrow. According to a study from Korea, "Histone deacetylase (HDAC) inhibitors were recently shown to suppress inflammatory responses in ... of the maturity of the macrophages. Furthermore, a longer duration (up to 8 h) of hyperacetylation was observed in the cells that had been exposed to TSA, whereas the hyperacetylation ...
2009 JUN 22 ... degradation of procaspase-3, procaspase-7, and poly(ADP)ribose polymerase; induction of histone hyperacetylation; condensation of peripheral chromatin; decreased mitochondrial membrane potential and ...
2009 AUG 3 ... and colleagues. The researchers concluded: "The use of the biomarker of histone hyperacetylation has been useful as a guide to target specificity, but generally does not predict for ...
2009 NOV 9 ... in the report 'Valproic acid induces functional heat-shock protein 70 via Class I histone deacetylase inhibition in cortical neurons: a potential role of Sp1 acetylation.' ... protein levels, and this was accompanied by increased HSP70 mRNA levels and promoter hyperacetylation and activity. Other HDAC inhibitors--sodium butyrate, trichostatin A, and Class I ...
2009 NOV 23 ... reports show that sulforaphane may impair prostate cancer growth through inhibition of histone deacetylases, which are up-regulated in cancer. Indeed, one of these enzymes, histone ... involve suppression of AR. We hypothesized that sulforaphane treatment would lead to hyperacetylation of HSP90 and that this would destabilize AR and attenuate AR signaling. We confirmed ...
2009 OCT 19 ... and prostate cancer). Two patients with melanoma had stable disease for >or=8 months. Histone hyperacetylation changes in peripheral blood mononuclear and tumor cells were comparable....
2009 MAY 25 ... cells. VPA caused growth inhibition and programmed cell death that correlated with histone hyperacetylation. VPA modulated the expression of various factors involved in cell cycle control and ...
2009 JUN 22 ... "Combination studies of histone deacetylase inhibitors (HDACi) and proteasome inhibitors are providing preclinical ... with NPI-0052, alone or in combination with various HDACi (MS/SNDX-275 or vorinostat). Hyperacetylation by NPI-0052 occurred to a lesser extent in caspase-8-deficient cells and in cells ...
2009 AUG 24 ... "Based on an indication-discovery approach we present novel in vitro evidence that the histone deacetylases inhibitor suberoylanilide hydroxamic acid (SAHA), an FDA approved ... SAHA also inhibited serum-induced proliferation of the fibroblast lines and caused hyperacetylation of alpha-tubulin and histone. Cytokine secretion was inhibited from PBMC and lymphocytes ...
2009 JUN 15 ... enzyme activity in human umbilical endothelial cells (HUVECs), an effect accompanied by histone hyperacetylation, p21 upregulation, and cell cycle arrest. HNHA also inhibited vascular endothelial ...
2009 MAY 25 ... 7q32 in a region linked to prostate cancer aggressiveness. CPA4 is involved in the histone hyperacetylation pathway and may modulate the function of peptides that affect the growth and regulation ...
2009 MAY 25 ... median overall survival and time to progression were 32.8 and 10.2 weeks, respectively. Histone hyperacetylation was observed in peripheral blood mononuclear cells at maximum tolerated dose. VPA ...
2009 JUN 22 ... Chemistry report.
"Active compounds were cross-analyzed for induction of histone hyperacetylation in a human myeloma cell line to identify HDAC inhibitors with selectivity for P. ...
2009 JUL 20 ... According to a study from Munich, Germany, "Histone deacetylase inhibitors (HDACi) are being studied in clinical trials with the aim to ... a result drug-induced apoptosis was impaired. Chromatin immunoprecipitation revealed the hyperacetylation of histone proteins in the promoter regions of MDR1, BCRP, and MRP8 on valproate ...
