2022
Cyclobutane Pyrimidine Dimer Hyperhotspots as Sensitive Indicators of Keratinocyte UV Exposure†
Garcia‐Ruiz A, Kornacker K, Brash DE. Cyclobutane Pyrimidine Dimer Hyperhotspots as Sensitive Indicators of Keratinocyte UV Exposure†. Photochemistry And Photobiology 2022, 98: 987-997. PMID: 35944237, PMCID: PMC9802031, DOI: 10.1111/php.13683.Peer-Reviewed Original ResearchConceptsCyclobutane pyrimidine dimersGenomic averageSequence motifsHigh-throughput DNA sequencing methodsETS family transcription factorsNucleotide resolution analysisRNA processing genesNeonatal human epidermal keratinocytesDNA sequencing methodsTranscription factorsCpG islandsSites hundredsCell physiologyProcessing genesPromoter regionCell deathDNA damageSequencing methodsBiological importanceHuman epidermal keratinocytesPyrimidine dimersGenesMotifEpidermal keratinocytesMelanocytes
2019
Accelerating cancer without mutations
Brash DE. Accelerating cancer without mutations. ELife 2019, 8: e45809. PMID: 30895924, PMCID: PMC6428566, DOI: 10.7554/elife.45809.Commentaries, Editorials and Letters
2009
Influence of cytosine methylation on ultraviolet-induced cyclobutane pyrimidine dimer formation in genomic DNA
Rochette PJ, Lacoste S, Therrien JP, Bastien N, Brash DE, Drouin R. Influence of cytosine methylation on ultraviolet-induced cyclobutane pyrimidine dimer formation in genomic DNA. Mutation Research/Fundamental And Molecular Mechanisms Of Mutagenesis 2009, 665: 7-13. PMID: 19427505, DOI: 10.1016/j.mrfmmm.2009.02.008.Peer-Reviewed Original ResearchConceptsLigation-mediated PCRX chromosomeFMR1 geneGenomic DNAInactive X chromosomeDimer formationCyclobutane pyrimidine dimer formationTumor suppressor genePyrimidine dimer formationConstitutive methylationCytosine methylationMethylated cytosineUnmethylated cytosinesSuppressor geneP53 tumor suppressor geneGenesMethylationCPD formationChromosomesCytosineDNAMutationsSunlight-induced mutationsDipyrimidine sitesPGK1
2005
Colonization of adjacent stem cell compartments by mutant keratinocytes
Brash DE, Zhang W, Grossman D, Takeuchi S. Colonization of adjacent stem cell compartments by mutant keratinocytes. Seminars In Cancer Biology 2005, 15: 97-102. PMID: 15652454, DOI: 10.1016/j.semcancer.2004.08.006.ChaptersConceptsStem cell compartmentMutant stem cellsCell compartmentStem cellsDNA-damaged cellsNon-mutational mechanismsMutant cellsAdditional genesClonal expansionSelection pressureP53 mutant cellsUVB-induced apoptosisMutant keratinocytesCancer developmentCompartmentsCellsAbsence of escapeKeratinocyte clonesAdditional territoryClinical phenotypeAdjacent compartmentsGenesMechanismClonesPhenotype
2004
Role of E2F1 in Apoptosis: A case Study in Feedback Loops
Knezevic D, Brash DE. Role of E2F1 in Apoptosis: A case Study in Feedback Loops. Cell Cycle 2004, 3: 727-730. PMID: 15107604, DOI: 10.4161/cc.3.6.907.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus Statements
2001
The DNA Damage Signal for Mdm2 Regulation, Trp53 Induction, and Sunburn Cell Formation In Vivo Originates from Actively Transcribed Genes
Brash D, Wikonkal N, Remenyik E, van der Horst G, Friedberg E, Cheo D, van Steeg H, Westerman A, van Kranen H. The DNA Damage Signal for Mdm2 Regulation, Trp53 Induction, and Sunburn Cell Formation In Vivo Originates from Actively Transcribed Genes. Journal Of Investigative Dermatology 2001, 117: 1234-1240. PMID: 11710938, DOI: 10.1046/j.0022-202x.2001.01554.x.Peer-Reviewed Original ResearchConceptsDNA photoproductsDNA damage signalsUnrepaired DNA lesionsCell formationSpecific genome regionsTumor suppressor proteinCsb-/- miceUltraviolet-induced apoptosisNucleotide excision repair genesApoptosis signal pathwayExcision repair genesActive genesMutant cellsGenome regionsDNA repairSuppressor proteinDamage signalsMDM2 regulationWild typeDNA lesionsPrevents cellsHomozygous inactivationGenesRepair genesDNA signals
1996
The role of the human homologue of Drosophila patched in sporadic basal cell carcinomas
Gailani M, Ståhle-Bäckdahl M, Leffell D, Glyn M, Zaphiropoulos P, Undén A, Dean M, Brash D, Bale A, Toftgård R. The role of the human homologue of Drosophila patched in sporadic basal cell carcinomas. Nature Genetics 1996, 14: 78-81. PMID: 8782823, DOI: 10.1038/ng0996-78.Peer-Reviewed Original ResearchConceptsSporadic basal cell carcinomasSingle-strand conformational polymorphismTumor suppressorDrosophila segment polarity geneSegment polarity genesHedgehog target genesPolarity genesDrosophila mutantsStrong homologyHuman homologueTarget genesMutational inactivationMutant transcriptsStrand conformational polymorphismNorthern blotSSCP variantsGenesNegative feedback mechanismSitu hybridizationConformational polymorphismNevoid basal cell carcinoma syndromeSuppressorAllelic lossInactivationMutations
1995
Intragenic Domains of Strand-specific Repair inEscherichia coli
Kunala S, Brash D. Intragenic Domains of Strand-specific Repair inEscherichia coli. Journal Of Molecular Biology 1995, 246: 264-272. PMID: 7869378, DOI: 10.1006/jmbi.1994.0082.Peer-Reviewed Original ResearchConceptsTranscription-repair coupling factorTranscription start siteStart siteEscherichia coli genesUV-induced cyclobutane pyrimidine dimersStrand-specific repairMfd mutationExcision repair mechanismChromatin domainsIntragenic domainsGenomic organizationMfd geneColi geneCyclobutane pyrimidine dimersLacZ transcriptionDNA repairInEscherichia coliDownstream domainIndividual nucleotidesRepair mechanismsGenesTranscriptionRepair systemDNA strandsInduced levels
1992
Excision repair at individual bases of the Escherichia coli lacI gene: relation to mutation hot spots and transcription coupling activity.
Kunala S, Brash DE. Excision repair at individual bases of the Escherichia coli lacI gene: relation to mutation hot spots and transcription coupling activity. Proceedings Of The National Academy Of Sciences Of The United States Of America 1992, 89: 11031-11035. PMID: 1438309, PMCID: PMC50477, DOI: 10.1073/pnas.89.22.11031.Peer-Reviewed Original ResearchConceptsTranscribed strandMutation hot spotsChromosomal DNAExcision repairIndividual nucleotidesEscherichia coli chromosomeExcision repair systemColi chromosomeMfd geneDistribution of mutationsGene fragmentsDNA fragmentsEnzymatic incisionCell extractsLacI geneUV-induced mutationsSite of labelingEscherichia coliRepair systemSpecific gene fragmentsUV photoproductsGenesBase variationsMutationsNucleotides