2001
Intracellular generation of single-stranded DNA for chromosomal triplex formation and induced recombination
Datta H, Glazer P. Intracellular generation of single-stranded DNA for chromosomal triplex formation and induced recombination. Nucleic Acids Research 2001, 29: 5140-5147. PMID: 11812847, PMCID: PMC97609, DOI: 10.1093/nar/29.24.5140.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBase SequenceCell LineDNADNA, Single-StrandedGenetic VectorsMolecular Sequence DataNucleic Acid ConformationRecombination, GeneticConceptsNovel vector systemMouse cellsInduced recombinationPrimer extension analysisVector systemGenome modificationTriplex formationExtension analysisIntrachromosomal recombinationChromosomal eventsGene expressionSequence insertReporter substrateSuch oligodeoxyribonucleotidesTarget siteSsDNA moleculesIntracellular generationDNARecombinationEfficient intracellular deliveryCellsSuch moleculesSequenceIntracellular deliveryOligodeoxyribonucleotidesChromosome Targeting at Short Polypurine Sites by Cationic Triplex-forming Oligonucleotides*
Vasquez K, Dagle J, Weeks D, Glazer P. Chromosome Targeting at Short Polypurine Sites by Cationic Triplex-forming Oligonucleotides*. Journal Of Biological Chemistry 2001, 276: 38536-38541. PMID: 11504712, DOI: 10.1074/jbc.m101797200.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBase SequenceCationsChromosomesCOS CellsDiaminesDNADNA Mutational AnalysisDose-Response Relationship, DrugEthylenediaminesFicusinGenes, ReporterGenes, SuppressorGenetic TechniquesGenomeIndicators and ReagentsMagnesiumMiceMice, KnockoutModels, GeneticMolecular Sequence DataMutagenesisMutagenesis, Site-DirectedNucleic Acid ConformationPotassiumProtein BindingPurinesRNA, TransferSequence Homology, Nucleic AcidConceptsChromosomal reporter geneMonkey COS cellsTarget siteSite-specific mutationsTriplex target sitesChromosome targetingEpisomal targetChromosomal targetsGene mutagenesisMammalian cellsSite-specific inductionChromosomal lociReporter geneCOS cellsGene knockoutGenomic DNAMouse cellsSite-directed modificationOligonucleotide bindsPhosphodiester bondShort sitesThird strand bindingPhosphodiester backboneSystemic administrationDNAHypermutability to ionizing radiation in mismatch repair-deficient, Pms2 knockout mice.
Xu X, Narayanan L, Dunklee B, Liskay R, Glazer P. Hypermutability to ionizing radiation in mismatch repair-deficient, Pms2 knockout mice. Cancer Research 2001, 61: 3775-80. PMID: 11325851.Peer-Reviewed Original ResearchConceptsMismatch repairSimple sequence repeatsWild-type transgenic miceCell linesLambda cII geneMutation frequencyDNA mismatch repairHigher clonogenic survivalMMR-deficient miceLambda shuttle vectorTolerance phenotypeSequence repeatsPatterns of IRReporter geneRepeat sequencesMononucleotide repeat sequencesShuttle vectorSingle bp deletionCII geneNullizygous animalsNullizygous miceHypermutabilityBp deletionWild-type miceClonogenic survival
2000
Specific Mutations Induced by Triplex-Forming Oligonucleotides in Mice
Vasquez K, Narayanan L, Glazer P. Specific Mutations Induced by Triplex-Forming Oligonucleotides in Mice. Science 2000, 290: 530-533. PMID: 11039937, DOI: 10.1126/science.290.5491.530.Peer-Reviewed Original ResearchConceptsSomatic cellsSpecific genomic sitesEmbryonic stem cell technologyDuplex DNA sequencesGene functionGreater mutation frequenciesGenomic sitesGenome modificationChromosomal copyDNA sequencesSequence-controlled oligomersReporter geneStem cell technologyControl genesGerm-line mutationsGenesSpecific mutationsSupF geneControl oligomersMutationsMutation frequencyTransgenic miceOligonucleotideCellsMutation detectionActivation of human γ-globin gene expression via triplex-forming oligonucleotide (TFO)-directed mutations in the γ-globin gene 5′ flanking region
Xu X, Glazer P, Wang G. Activation of human γ-globin gene expression via triplex-forming oligonucleotide (TFO)-directed mutations in the γ-globin gene 5′ flanking region. Gene 2000, 242: 219-228. PMID: 10721715, DOI: 10.1016/s0378-1119(99)00522-3.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBase SequenceBinding SitesCell LineDNADNA-Binding ProteinsGene Expression RegulationGlobinsHeLa CellsHost Cell Factor C1HumansK562 CellsMolecular Sequence DataMutagenesis, Site-DirectedMutationOctamer Transcription Factor-1OligonucleotidesProtein BindingRegulatory Sequences, Nucleic AcidTranscription FactorsTumor Cells, CulturedConceptsGamma-globin gene expressionGamma-globin geneGene expressionHuman γ-globin gene expressionVivo gene expression assaysΓ-globin gene expressionGenetic diseasesAgamma-globin geneMouse erythroleukemia cellsTarget gene expressionTarget siteBeta-globin disordersFetal hemoglobin (HPFH) conditionBeta-globin geneSingle base changeGene expression assaysProtein binding assaysTranscription factorsHuman normal fibroblast cellsDNA sequencing analysisCommon genetic diseaseFlanking regionsExpression assaysErythroleukemia cellsTriplex-forming oligonucleotides
1999
The Tyr-265-to-Cys mutator mutant of DNA polymerase β induces a mutator phenotype in mouse LN12 cells
Clairmont C, Narayanan L, Sun K, Glazer P, Sweasy J. The Tyr-265-to-Cys mutator mutant of DNA polymerase β induces a mutator phenotype in mouse LN12 cells. Proceedings Of The National Academy Of Sciences Of The United States Of America 1999, 96: 9580-9585. PMID: 10449735, PMCID: PMC22251, DOI: 10.1073/pnas.96.17.9580.Peer-Reviewed Original ResearchConceptsMutator mutantsDNA polymerase betaTyr-265Mutator phenotypePolymerase betaWild-type DNA polymerase betaWild-type DNA polymeraseWild-type proteinBase excision repairRat DNA polymerase betaSpontaneous mutation frequencyDNA polymerase βDNA polymerase IMammalian cellsMutator polymeraseComplementation systemBeta mutantsExcision repairPolymerase IMutantsMutator activityGenetic instabilityHuman cellsPolymerase βEscherichia coliPeptide nucleic acid (PNA) binding-mediated induction of human γ-globin gene expression
Wang G, Xu X, Pace B, Dean D, Glazer P, Chan P, Goodman S, Shokolenko I. Peptide nucleic acid (PNA) binding-mediated induction of human γ-globin gene expression. Nucleic Acids Research 1999, 27: 2806-2813. PMID: 10373600, PMCID: PMC148492, DOI: 10.1093/nar/27.13.2806.Peer-Reviewed Original ResearchConceptsGamma-globin gene expressionGamma-globin geneD-loop structureGene expressionHuman γ-globin gene expressionΓ-globin gene expressionGenetic diseasesK562 human erythroleukemia cellsGene expression strategyReporter gene constructsSequence-specific mannerBeta-globin geneHuman erythroleukemia cellsInduction of expressionAdult blood cellsEndogenous genesCommon genetic diseaseGene productsGene constructsExpression strategyErythroleukemia cellsHomopurine/homopyrimidine sequencesHuman diseasesGenesGlobin disordersChromosomal mutations induced by triplex-forming oligonucleotides in mammalian cells
Vasquez K, Wang G, Havre P, Glazer P. Chromosomal mutations induced by triplex-forming oligonucleotides in mammalian cells. Nucleic Acids Research 1999, 27: 1176-1181. PMID: 9927753, PMCID: PMC148300, DOI: 10.1093/nar/27.4.1176.Peer-Reviewed Original ResearchConceptsTriplex-forming oligonucleotidesMutation reporter geneMultiple chromosomal copiesMutation frequencyMammalian chromosomesTriplex binding siteMammalian cellsChromosomal copyFibroblast cell lineChromosomal lociGenetic manipulationMouse fibroblast cell lineSequencing dataChromosomal mutationsDuplex DNAUntreated control cellsBinding sitesCell linesControl cellsSpecific recognitionMutagenesisMutationsT transversionSpecific sitesCellsTriplex Formation by Oligonucleotides Containing 5-(1-Propynyl)-2‘-deoxyuridine: Decreased Magnesium Dependence and Improved Intracellular Gene Targeting †
Lacroix L, Lacoste J, Reddoch J, Mergny J, Levy D, Seidman M, Matteucci M, Glazer P. Triplex Formation by Oligonucleotides Containing 5-(1-Propynyl)-2‘-deoxyuridine: Decreased Magnesium Dependence and Improved Intracellular Gene Targeting †. Biochemistry 1999, 38: 1893-1901. PMID: 10026270, DOI: 10.1021/bi982290q.Peer-Reviewed Original Research
1998
Targeted gene knockout mediated by triple helix forming oligonucleotides
Majumdar A, Khorlin A, Dyatkina N, Lin F, Powell J, Liu J, Fei Z, Khripine Y, Watanabe K, George J, Glazer P, Seidman M. Targeted gene knockout mediated by triple helix forming oligonucleotides. Nature Genetics 1998, 20: 212-214. PMID: 9771719, DOI: 10.1038/2530.Peer-Reviewed Original Research
1997
Elevated levels of mutation in multiple tissues of mice deficient in the DNA mismatch repair gene Pms2
Narayanan L, Fritzell J, Baker S, Liskay R, Glazer P. Elevated levels of mutation in multiple tissues of mice deficient in the DNA mismatch repair gene Pms2. Proceedings Of The National Academy Of Sciences Of The United States Of America 1997, 94: 3122-3127. PMID: 9096356, PMCID: PMC20332, DOI: 10.1073/pnas.94.7.3122.Peer-Reviewed Original ResearchConceptsDNA mismatch repair gene PMS2Multiple tissuesMutation reporter geneMismatch repair gene PMS2Role of mutagenesisMammalian homologGenomic integrityReporter geneRepeat sequencesPMS2 locusMononucleotide repeat sequencesGenetic instabilityLimited tissue distributionDNA mismatch repair genesRepair genesHereditary colon cancerNormal developmentSlippage errorsGenesMutagenic treatmentEssential roleMismatch repair genesMutagenesisMutation frequencyHybrid transgenic mice
1996
Mutagenesis by third-strand-directed psoralen adducts in repair-deficient human cells: high frequency and altered spectrum in a xeroderma pigmentosum variant.
Raha M, Wang G, Seidman M, Glazer P. Mutagenesis by third-strand-directed psoralen adducts in repair-deficient human cells: high frequency and altered spectrum in a xeroderma pigmentosum variant. Proceedings Of The National Academy Of Sciences Of The United States Of America 1996, 93: 2941-2946. PMID: 8610147, PMCID: PMC39739, DOI: 10.1073/pnas.93.7.2941.Peer-Reviewed Original ResearchRecA protein-mediated irreversible fixation of an oligodeoxyribonucleotide to specific site in DNA
Golub E, Glazer P, Ward D, Radding C. RecA protein-mediated irreversible fixation of an oligodeoxyribonucleotide to specific site in DNA. Mutation Research/Fundamental And Molecular Mechanisms Of Mutagenesis 1996, 351: 117-124. PMID: 8622705, DOI: 10.1016/0027-5107(95)00212-x.Peer-Reviewed Original ResearchMutagenesis in Mammalian Cells Induced by Triple Helix Formation and Transcription-Coupled Repair
Wang G, Seidman M, Glazer P. Mutagenesis in Mammalian Cells Induced by Triple Helix Formation and Transcription-Coupled Repair. Science 1996, 271: 802-805. PMID: 8628995, DOI: 10.1126/science.271.5250.802.Peer-Reviewed Original ResearchConceptsMammalian cellsSufficient binding affinitiesTranscription-coupled repairHuman cell extractsInhibition of transcriptionSimian virus 40 vectorXeroderma pigmentosum groupExcision repairGenetic instabilityTriple helix formationCell extractsTriplex-forming oligonucleotidesGroup B cellsDNA repair synthesisTranscriptionMutagenesisRepair synthesisTriplex DNAHelix formationTriplex formationTriple helixCellsBinding affinitiesTherapeutic applicationsB cellsTriplex‐Mediated, in vitro Targeting of Psoralen Photoadducts within the Genome of a Transgenic Mouse
Gunther E, Havre P, Gasparro F, Glazer P. Triplex‐Mediated, in vitro Targeting of Psoralen Photoadducts within the Genome of a Transgenic Mouse. Photochemistry And Photobiology 1996, 63: 207-212. PMID: 8657733, DOI: 10.1111/j.1751-1097.1996.tb03015.x.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBase SequenceBinding SitesDNADNA AdductsFicusinGenes, SuppressorGenomeMiceMice, TransgenicMolecular Sequence DataNucleic Acid ConformationRNA, TransferConceptsPsoralen modificationMouse DNAGenomic mouse DNAPsoralen photoadductsSequence-specific bindingSequence-specific modificationNucleic acid secondary structureTarget site modificationMammalian genomesAcid secondary structureChromatin structureTriplex binding siteDNA repairTransgenic miceGenomeSequence specificitySecondary structureViral genomeSupF geneDNABinding sitesMutagenesisSite modificationSpecific sitesTriple helixTargeted Mutagenesis Mediated by the Triple Helix Formation
Glazer P, Wang G, Havre P, Gunther E. Targeted Mutagenesis Mediated by the Triple Helix Formation. Methods In Molecular Biology 1996, 57: 109-118. PMID: 8849999, DOI: 10.1385/0-89603-332-5:109.Peer-Reviewed Original ResearchOther transgenic mutation assays: Tissue specificity of spontaneous point mutations in λsupF transgenic mice
Leach E, Narayanan L, Havre P, Gunther E, Yeasky T, Glazer P. Other transgenic mutation assays: Tissue specificity of spontaneous point mutations in λsupF transgenic mice. Environmental And Molecular Mutagenesis 1996, 28: 459-464. PMID: 8991078, DOI: 10.1002/(sici)1098-2280(1996)28:4<459::aid-em23>3.0.co;2-d.Peer-Reviewed Original ResearchFrequent spontaneous deletions at a shuttle vector locus in transgenic mice
Leach E, Gunther E, Yeasky T, Gibson L, Yang-Feng T, Glazer P. Frequent spontaneous deletions at a shuttle vector locus in transgenic mice. Mutagenesis 1996, 11: 49-56. PMID: 8671715, DOI: 10.1093/mutage/11.1.49.Peer-Reviewed Original Research
1995
Induction of p53 in mouse cells decreases mutagenesis by UV radiation
Yuan J, Yeasky T, Havre P, Glazer P. Induction of p53 in mouse cells decreases mutagenesis by UV radiation. Carcinogenesis 1995, 16: 2295-2300. PMID: 7586125, DOI: 10.1093/carcin/16.10.2295.Peer-Reviewed Original ResearchConceptsInduction of p53Cell cycle blockCell linesCycle blockRole of p53Cell cycle analysisInvolvement of p53Lambda phage shuttle vectorWestern blotChromosomal damageClonogenic survivalNucleotide excision repairUV-induced mutationsCellular DNA damageP53 alleleRecent evidenceP53Recoverable lambda phage shuttle vectorFibroblast cell lineMutation reporter geneUV-induced lesionsG1 phaseP53 activityMouse fibroblast cell lineReporter geneAltered Repair of Targeted Psoralen Photoadducts in the Context of an Oligonucleotide-mediated Triple Helix (∗)
Wang G, Glazer P. Altered Repair of Targeted Psoralen Photoadducts in the Context of an Oligonucleotide-mediated Triple Helix (∗). Journal Of Biological Chemistry 1995, 270: 22595-22601. PMID: 7673252, DOI: 10.1074/jbc.270.38.22595.Peer-Reviewed Original ResearchConceptsTriplex-forming oligonucleotidesMammalian cellsPattern of mutationsSV40 shuttle vectorHeLa whole cell extractsMonkey COS cellsDNA repair pathwaysNucleotide excision repairSequence-specific mannerWhole cell extractsExcision repair patchesTriple helixPsoralen adductsSite-specific modificationThird strandGenetic manipulationSame target siteRepair pathwaysCOS cellsExcision repairAltered repairShuttle vectorCell extractsIncision stepTarget site