2001
Triplex forming oligonucleotides: sequence-specific tools for gene targeting
Knauert M, Glazer P. Triplex forming oligonucleotides: sequence-specific tools for gene targeting. Human Molecular Genetics 2001, 10: 2243-2251. PMID: 11673407, DOI: 10.1093/hmg/10.20.2243.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsHuman gene therapyGene therapy agentsAbility of TFOsTriplex formingGenome modificationGene therapyMammalian cellsGenetic manipulationGene targetingGene expressionPotential applicationsGenetic targetingDuplex DNATherapy agentsMajor grooveLoose canonsHigh specificityGenesRecent studiesTargetingRelated moleculesTFOCellsDevicesDNAChromosome 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 survivalGene targeting via triple-helix formation
Casey B, Glazer P. Gene targeting via triple-helix formation. Progress In Nucleic Acid Research And Molecular Biology 2001, 67: 163-192. PMID: 11525382, DOI: 10.1016/s0079-6603(01)67028-4.Peer-Reviewed Original Research
2000
Mutagenesis in PMS2- and MSH2-deficient mice indicates differential protection from transversions and frameshifts
Andrew S, Xu X, Baross-Francis A, Narayanan L, Milhausen K, Liskay R, Jirik F, Glazer P. Mutagenesis in PMS2- and MSH2-deficient mice indicates differential protection from transversions and frameshifts. Carcinogenesis 2000, 21: 1291-1296. PMID: 10874005, DOI: 10.1093/carcin/21.7.1291.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine TriphosphatasesAnimalsBase Pair MismatchCrosses, GeneticDNA RepairDNA Repair EnzymesDNA-Binding ProteinsFemaleFrameshift MutationGenes, ReporterGenotypeGerm-Line MutationMaleMiceMice, Inbred BALB CMice, Inbred C57BLMice, KnockoutMice, TransgenicMismatch Repair Endonuclease PMS2MutagenesisMutS Homolog 2 ProteinPoint MutationProteinsProto-Oncogene ProteinsConceptsPms2-deficient miceMsh2-deficient miceHereditary non-polyposis colorectal cancer patientsCII target geneDNA mismatch repair deficiencyColorectal cancer patientsPMS2 germline mutationsMismatch repair deficiencyReporter transgenic miceMutation frequencyLacI target geneCancer patientsTarget genesMouse modelKnockout miceTumor spectrumTransgenic miceFrameshift mutationGermline mutationsMiceRepair deficiencyPMS2 deficiencySupF target geneMSH2Predominant mutationsTriple-Helix Formation Induces Recombination in Mammalian Cells via a Nucleotide Excision Repair-Dependent Pathway
Faruqi A, Datta H, Carroll D, Seidman M, Glazer P. Triple-Helix Formation Induces Recombination in Mammalian Cells via a Nucleotide Excision Repair-Dependent Pathway. Molecular And Cellular Biology 2000, 20: 990-1000. PMID: 10629056, PMCID: PMC85216, DOI: 10.1128/mcb.20.3.990-1000.2000.Peer-Reviewed Original ResearchAnimalsBase SequenceCell Line, TransformedChromosome MappingColonic NeoplasmsCOS CellsDNA RepairDNA-Binding ProteinsGenes, ReporterGenes, SuppressorHumansModels, GeneticMutagenesisNucleic Acid ConformationOligodeoxyribonucleotidesRecombinant ProteinsRecombination, GeneticRNA, TransferRNA-Binding ProteinsSequence DeletionTransfectionTumor Cells, CulturedXeroderma Pigmentosum Group A Protein
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 coliChromosomal 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 sitesCells
1998
Mutagenesis induced by the tumor microenvironment
Yuan J, Glazer P. Mutagenesis induced by the tumor microenvironment. Mutation Research/Fundamental And Molecular Mechanisms Of Mutagenesis 1998, 400: 439-446. PMID: 9685702, DOI: 10.1016/s0027-5107(98)00042-6.Peer-Reviewed Original ResearchPeptide nucleic acid-targeted mutagenesis of a chromosomal gene in mouse cells
Faruqi A, Egholm M, Glazer P. Peptide nucleic acid-targeted mutagenesis of a chromosomal gene in mouse cells. Proceedings Of The National Academy Of Sciences Of The United States Of America 1998, 95: 1398-1403. PMID: 9465026, PMCID: PMC19018, DOI: 10.1073/pnas.95.4.1398.Peer-Reviewed Original Research
1997
Processing of Targeted Psoralen Cross-Links in Xenopus Oocytes
Segal D, Faruqi A, Glazer P, Carroll D. Processing of Targeted Psoralen Cross-Links in Xenopus Oocytes. Molecular And Cellular Biology 1997, 17: 6645-6652. PMID: 9343428, PMCID: PMC232518, DOI: 10.1128/mcb.17.11.6645.Peer-Reviewed Original Research
1996
Mutagenesis 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 cells
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 genep53 inactivation by HPV16 E6 results in increased mutagenesis in human cells.
Havre P, Yuan J, Hedrick L, Cho K, Glazer P. p53 inactivation by HPV16 E6 results in increased mutagenesis in human cells. Cancer Research 1995, 55: 4420-4. PMID: 7671255.Peer-Reviewed Original ResearchConceptsHigh-risk E6P53 inactivationHPV16 E6Low-risk E6Human papillomavirus proteinsG1 arrestCell linesHPV16 E6 geneHPV11 E6Carcinoma cell linesColon carcinoma cell linePapillomavirus proteinsLow dosesHPV16 E7E6 geneClonal cell linesE7 bindsNormal p53RKO cellsTumor suppressor protein p53P53 degradationSuppressor protein p53P53E6Protein p53Altered 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 siteFrequent T:A→G:C transversions in X-irradiated mouse cells
Yuan J, Yeasky T, Rhee M, Glazer P. Frequent T:A→G:C transversions in X-irradiated mouse cells. Carcinogenesis 1995, 16: 83-88. PMID: 7834808, DOI: 10.1093/carcin/16.1.83.Peer-Reviewed Original ResearchConceptsMammalian cellsMouse cellsC transversionRadiation-induced point mutationsLambda phage shuttle vectorPoint mutationsMutation reporter geneRecoverable lambda phage shuttle vectorDistinctive mutational signaturesUnique mutational spectrumPattern of mutationsReporter geneSpontaneous mutationsShuttle vectorCellular repair processesMultiple copiesMutational signaturesPolymerase betaMouse fibroblastsMutationsMutational spectrumTransversionsRepair processCellsPossible role