2011
Hypoxia-Induced Epigenetic Regulation and Silencing of the BRCA1 Promoter
Lu Y, Chu A, Turker MS, Glazer PM. Hypoxia-Induced Epigenetic Regulation and Silencing of the BRCA1 Promoter. Molecular And Cellular Biology 2011, 31: 3339-3350. PMID: 21670155, PMCID: PMC3147797, DOI: 10.1128/mcb.01121-10.Peer-Reviewed Original ResearchConceptsBRCA1 promoterH3K9 acetylationLysine-specific histone demethylase LSD1BRCA1 tumor suppressorShort-term repressionDNA methylation inhibitorHistone demethylase LSD1Hypoxic stressTreatment of cellsH3K9 methylationRepressive modificationsGenome instabilityHistone modificationsEpigenetic regulationEpigenetic modificationsDemethylase LSD1Methylation inhibitorTranscriptional levelHistone deacetylase inhibitorsTumor suppressorPromoterHPRT geneMethylationSporadic cancersBRCA1 expression
2010
Inhibition of poly(ADP-ribose) polymerase down-regulates BRCA1 and RAD51 in a pathway mediated by E2F4 and p130
Hegan DC, Lu Y, Stachelek GC, Crosby ME, Bindra RS, Glazer PM. Inhibition of poly(ADP-ribose) polymerase down-regulates BRCA1 and RAD51 in a pathway mediated by E2F4 and p130. Proceedings Of The National Academy Of Sciences Of The United States Of America 2010, 107: 2201-2206. PMID: 20133863, PMCID: PMC2836641, DOI: 10.1073/pnas.0904783107.Peer-Reviewed Original ResearchMeSH KeywordsCell Line, TumorColonic NeoplasmsCrk-Associated Substrate ProteinDNA RepairDown-RegulationE2F4 Transcription FactorEnzyme InhibitorsGenes, BRCA1HumansPhenanthrenesPoly (ADP-Ribose) Polymerase-1Poly(ADP-ribose) Polymerase InhibitorsPoly(ADP-ribose) PolymerasesPromoter Regions, GeneticRad51 RecombinaseRadiation-Sensitizing AgentsRNA, Small InterferingConceptsHomology-dependent repairBase excision repair factorsExcision repair factorsPARP inhibitionRole of PARPPARP inhibitorsRepair factorsExpression of BRCA1DNA repairDNA breaksHypoxic cancer cellsRAD51SiRNA knockdownDNA damagePARP-1P130 expressionCancer therapyP130Cancer cellsPARPRad51 promoterHPV E7BRCA1E7 expressionSiRNAs