2008
Papillomavirus Transformation
Johung K, DiMaio D. Papillomavirus Transformation. 2008, 105-126. DOI: 10.1007/978-0-387-68945-6_5.Peer-Reviewed Original ResearchNuclear tumor suppressor proteinsSmall DNA tumor virusesCell cycle controlTumor suppressor proteinCell membrane proteinsDNA tumor virusesMembrane proteinsSignal transductionGrowth factor receptorSuppressor proteinRetinoblastoma proteinCycle controlE5 geneViral oncogenesOncogenic potentialTumor virusFactor receptorProteinGenesE7 genesHuman papillomavirus infectionPrevalent malignant tumorMalignant epithelial tumorsImportant insightsPapillomavirus infection
1999
The Bovine Papillomavirus E5 Protein Requires a Juxtamembrane Negative Charge for Activation of the Platelet-Derived Growth Factor β Receptor and Transformation of C127 Cells
Klein O, Kegler-Ebo D, Su J, Smith S, DiMaio D. The Bovine Papillomavirus E5 Protein Requires a Juxtamembrane Negative Charge for Activation of the Platelet-Derived Growth Factor β Receptor and Transformation of C127 Cells. Journal Of Virology 1999, 73: 3264-3272. PMID: 10074180, PMCID: PMC104090, DOI: 10.1128/jvi.73.4.3264-3272.1999.Peer-Reviewed Original ResearchConceptsPlatelet-derived growth factor beta receptorPDGF beta receptorGrowth factor beta receptorE5 proteinBovine papillomavirus E5 proteinCell transformationHomodimeric transmembrane proteinSustained receptor activationC127 mouse fibroblastsExtracellular juxtamembrane regionBeta receptorsE5 dimerE5 mutantsDouble mutantJuxtamembrane regionTransmembrane proteinC-terminusC127 cellsAcidic residuesE5 geneMutantsPosition 33Mouse fibroblastsProteinSalt bridge
1995
The HPV16 E5 Protein: Expression, Detection, and Stable Complex Formation with Transmembrane Proteins in COS Cells
Hwang E, Nottoli T, Dimaio D. The HPV16 E5 Protein: Expression, Detection, and Stable Complex Formation with Transmembrane Proteins in COS Cells. Virology 1995, 211: 227-233. PMID: 7645215, DOI: 10.1006/viro.1995.1395.Peer-Reviewed Original ResearchConceptsE5 proteinHPV16 E5 proteinStable complex formationTransmembrane proteinGrowth factor receptorE5 genePlatelet-derived growth factor beta receptorViral proteinsVesicular stomatitis virus glycoproteinComplex formationFactor receptorCOS monkey cellsGrowth factor beta receptorStable growth transformationCultured cell systemsEpidermal growth factor receptorFactor 1 receptorTransforming proteinCoimmunoprecipitation analysisCOS cellsExpression vectorMonkey cellsBiochemical propertiesProteinE5 expressionAn intact PDGF signaling pathway is required for efficient growth transformation of mouse C127 cells by the bovine papillomavirus E5 protein.
Riese D, DiMaio D. An intact PDGF signaling pathway is required for efficient growth transformation of mouse C127 cells by the bovine papillomavirus E5 protein. Oncogene 1995, 10: 1431-9. PMID: 7731695.Peer-Reviewed Original ResearchConceptsBPV E5 proteinPDGF beta receptorE5 proteinE5 geneC127 cellsBovine papillomavirus E5 proteinPDGF beta-receptor genePlatelet-derived growth factor beta receptorGrowth transformationBovine papillomavirus type 1 E5 proteinC127 cell linesMembrane-associated proteinsMouse C127 cellsHeterologous cell typesV-sis oncogeneDNA synthesisGrowth factor beta receptorStable growth transformationBeta receptor geneCell linesBeta receptorsBPV E5Reduced DNA synthesisMouse C127Genetic support
1993
Platelet-Derived Growth Factor Receptor Can Mediate Tumorigenic Transformation by the Bovine Papillomavirus E5 Protein
Nilson L, DiMaio D. Platelet-Derived Growth Factor Receptor Can Mediate Tumorigenic Transformation by the Bovine Papillomavirus E5 Protein. Molecular And Cellular Biology 1993, 13: 4137-4145. DOI: 10.1128/mcb.13.7.4137-4145.1993.Peer-Reviewed Original ResearchBovine papillomavirus type 1E5 proteinPlatelet-derived growth factor receptorPlatelet-derived growth factorBovine papillomavirus E5 proteinMurine mammary epithelial cell lineTumorigenic transformationIncreased tyrosine phosphorylationMammary epithelial cell lineWell-characterized roleSustained proliferative signalingMouse mammary glandPlatelet-derived growth factor receptor genesNMuMG cellsTransforming proteinTyrosine phosphorylationCellular proteinsE5 geneGrowth factor receptor pathwayEpidermal growth factor receptor pathwayEpithelial cell lineProliferative signalsB receptorSusceptible to transformationReceptor pathway
1991
Tumorigenic transformation of murine keratinocytes by the E5 genes of bovine papillomavirus type 1 and human papillomavirus type 16
Leptak C, Cajal S, Kulke R, Horwitz B, Riese D, Dotto G, DiMaio D. Tumorigenic transformation of murine keratinocytes by the E5 genes of bovine papillomavirus type 1 and human papillomavirus type 16. Journal Of Virology 1991, 65: 7078-7083. PMID: 1658398, PMCID: PMC250837, DOI: 10.1128/jvi.65.12.7078-7083.1991.Peer-Reviewed Original ResearchConceptsBovine papillomavirus type 1E5 genePapillomavirus type 1Human Papillomavirus Type 16 E5 GeneTumorigenic transformationHost epithelial cellsExpression vectorRecombinant virusesRetroviral expression vectorMurine keratinocytesBiological propertiesTumorigenic cellsMurine epidermal keratinocytesGenesMurine fibroblastsFrameshift mutationCultured linesHuman papillomavirus type 16Cell linesEpithelial cellsPapillomavirus type 16Epidermal keratinocytesRetrovirusesCellsKeratinocytesBiological properties of the deer papillomavirus E5 gene in mouse C127 cells: growth transformation, induction of DNA synthesis, and activation of the platelet-derived growth factor receptor
Kulke R, DiMaio D. Biological properties of the deer papillomavirus E5 gene in mouse C127 cells: growth transformation, induction of DNA synthesis, and activation of the platelet-derived growth factor receptor. Journal Of Virology 1991, 65: 4943-4949. PMID: 1651413, PMCID: PMC248956, DOI: 10.1128/jvi.65.9.4943-4949.1991.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsBlotting, NorthernCell Transformation, ViralCloning, MolecularDeerDNAGene ExpressionGenes, ViralIn Vitro TechniquesMiceMolecular Sequence DataOncogene Proteins, ViralPapillomaviridaePlatelet-Derived Growth FactorReceptors, Cell SurfaceReceptors, Platelet-Derived Growth FactorRNA, ViralViral Structural ProteinsConceptsMouse C127 cellsE5 proteinC127 cellsE5 genePlatelet-derived growth factor beta receptorPDGF receptorBovine papillomavirus type 1 E5 proteinConstitutive tyrosine phosphorylationDNA synthesisGrowth factor beta receptorBovine papillomavirus type 1Platelet-derived growth factor receptorTransformation of fibroblastsPapillomavirus type 1Sequence similarityGrowth factor receptorTyrosine phosphorylationBiological activityShort regionFoci formationProteinFactor receptorReceptor formsB chainGrowth transformationActivation of the platelet‐derived growth factor receptor by the bovine papillomavirus E5 transforming protein.
Petti L, Nilson L, DiMaio D. Activation of the platelet‐derived growth factor receptor by the bovine papillomavirus E5 transforming protein. The EMBO Journal 1991, 10: 845-855. PMID: 1849073, PMCID: PMC452725, DOI: 10.1002/j.1460-2075.1991.tb08017.x.Peer-Reviewed Original ResearchConceptsPlatelet-derived growth factorE5 proteinBovine papillomavirus E5 proteinImportant cellular intermediatesPDGF receptorRodent fibroblast cell linesV-sis geneMembrane-associated proteinsStable growth transformationBovine papillomavirus E5Platelet-derived growth factor receptorSequence similarityCellular proteinsFibroblast cell lineGrowth factor receptorC127 cellsTumorigenic transformationE5 geneGrowth regulationCellular intermediatesFR3T3 cellsMature formShort regionGenetic studiesBeta-type receptors
1989
Genetic Evidence that Acute Morphologic Transformation, Induction of Cellular DNA Synthesis, and Focus Formation Are Mediated by a Single Activity of the Bovine Papillomavirus E5 Protein
Settleman J, Fazeli A, Malicki J, Horwitz B, Dimaio D. Genetic Evidence that Acute Morphologic Transformation, Induction of Cellular DNA Synthesis, and Focus Formation Are Mediated by a Single Activity of the Bovine Papillomavirus E5 Protein. Molecular And Cellular Biology 1989, 9: 5563-5572. DOI: 10.1128/mcb.9.12.5563-5572.1989.Peer-Reviewed Original ResearchInduction of cellular DNA synthesisE5 proteinCellular DNA synthesisBovine papillomavirusC127 cellsBovine papillomavirus E5 proteinDNA synthesisStable cell transformantsMouse C127 cellsMutants expressed normal levelsVirus multiplicity of infectionMissense mutantsDefective phenotypesGenetic evidenceE5 geneE5 activitySerum starvationFocus-forming assayMultiplicity of infectionCell cycleMutation analysisViral genesBiochemical activityMorphological transformationContact inhibitionGenetic evidence that acute morphologic transformation, induction of cellular DNA synthesis, and focus formation are mediated by a single activity of the bovine papillomavirus E5 protein.
Settleman J, Fazeli A, Malicki J, Horwitz B, DiMaio D. Genetic evidence that acute morphologic transformation, induction of cellular DNA synthesis, and focus formation are mediated by a single activity of the bovine papillomavirus E5 protein. Molecular And Cellular Biology 1989, 9: 5563-5572. PMID: 2555701, PMCID: PMC363726, DOI: 10.1128/mcb.9.12.5563.Peer-Reviewed Original ResearchConceptsE5 proteinE5 geneCellular DNA synthesisC127 cellsBovine papillomavirus E5 proteinMouse C127 cellsDNA synthesisMorphologic transformationCultured rodent cellsDefective phenotypeMissense mutantsUnstable proteinDefective mutantsGenetic evidenceMutational analysisE5 activityRodent cellsCell cycleViral genesBiochemical activitySerum starvationCell transformationGenesContact inhibitionVirus multiplicityGenetic Evidence that Acute Morphologic Transformation, Induction of Cellular DNA Synthesis, and Focus Formation Are Mediated by a Single Activity of the Bovine Papillomavirus E5 Protein
Settleman J, Fazeli A, Malicki J, Horwitz B, Dimaio D. Genetic Evidence that Acute Morphologic Transformation, Induction of Cellular DNA Synthesis, and Focus Formation Are Mediated by a Single Activity of the Bovine Papillomavirus E5 Protein. Molecular And Cellular Biology 1989, 9: 5563-5572. DOI: 10.1128/mcb.9.12.5563-5572.1989.Peer-Reviewed Original ResearchE5 proteinE5 geneCellular DNA synthesisC127 cellsBovine papillomavirus E5 proteinMouse C127 cellsDNA synthesisMorphologic transformationCultured rodent cellsDefective phenotypeMissense mutantsUnstable proteinDefective mutantsGenetic evidenceMutational analysisE5 activityRodent cellsCell cycleViral genesBiochemical activitySerum starvationFoci formationCell transformationGenesContact inhibitionTransforming activity of a 16-amino-acid segment of the bovine papillomavirus E5 protein linked to random sequences of hydrophobic amino acids
Horwitz B, Weinstat D, DiMaio D. Transforming activity of a 16-amino-acid segment of the bovine papillomavirus E5 protein linked to random sequences of hydrophobic amino acids. Journal Of Virology 1989, 63: 4515-4519. PMID: 2552136, PMCID: PMC251082, DOI: 10.1128/jvi.63.11.4515-4519.1989.Peer-Reviewed Original ResearchConceptsE5 proteinAmino acidsWild-type E5 proteinBovine papillomavirus E5 proteinAmino acid sequence requirementsHydrophobic amino acid sequenceCarboxyl-terminal amino acidsMouse C127 cellsAmino acid sequenceBovine papillomavirus type 1Carboxyl-terminal portionWild-type onesHydrophobic amino acidsPapillomavirus type 1Hydrophobic sequenceDifferent amino acidsAcid sequenceC127 cellsSequence requirementsE5 geneCell transformationFoci formationSubstitution mutationsCell membraneProteinStructure, Activity, and Regulation of the Bovine Papillomavirus E5 Gene and Its Transforming Protein Product
Horwitz B, Settleman J, Prakash S, DiMaio D. Structure, Activity, and Regulation of the Bovine Papillomavirus E5 Gene and Its Transforming Protein Product. Current Topics In Microbiology And Immunology 1989, 144: 143-151. PMID: 2551579, DOI: 10.1007/978-3-642-74578-2_18.Peer-Reviewed Original ResearchConceptsE5 geneFoci formationBovine papillomavirus type 1 DNACell focus formationBPV geneCodon resultsC127 cellsMouse cellsTumorigenic transformationProtein productsK polypeptideGenesViral mutantsBiochemical analysisEfficient transformationCellsMutantsPolypeptideDNARegulationExpressionDownstreamActivityTranslationFormationOpen reading frames E6 and E7 of bovine papillomavirus type 1 are both required for full transformation of mouse C127 cells
Neary K, DiMaio D. Open reading frames E6 and E7 of bovine papillomavirus type 1 are both required for full transformation of mouse C127 cells. Journal Of Virology 1989, 63: 259-266. PMID: 2535732, PMCID: PMC247680, DOI: 10.1128/jvi.63.1.259-266.1989.Peer-Reviewed Original ResearchConceptsBovine papillomavirus type 1Open reading frames E6Mouse C127 cellsFull-length viral genomesAnchorage-independent growthPapillomavirus type 1Focus-forming activityC127 cellsORF E6First methionine codonViral genomeColony formationRetrovirus long terminal repeatsSeries of mutationsE6/E7Second ATG codonLong terminal repeatBPV1 genomeMethionine codonATG codonNumber plasmidE5 geneSpecific proteinsSimultaneous disruptionE6 protein
1988
Efficient transactivation and morphologic transformation by bovine papillomavirus genes expressed from a bovine papillomavirus/simian virus 40 recombinant virus.
Settleman J, DiMaio D. Efficient transactivation and morphologic transformation by bovine papillomavirus genes expressed from a bovine papillomavirus/simian virus 40 recombinant virus. Proceedings Of The National Academy Of Sciences Of The United States Of America 1988, 85: 9007-9011. PMID: 2848252, PMCID: PMC282651, DOI: 10.1073/pnas.85.23.9007.Peer-Reviewed Original ResearchConceptsBovine papillomavirus type 1 E2Simian virus 40 early regionTransactivation of genesCultured mammalian cellsHybrid viral genomesSimian virus 40 virionsMouse C127 cellsSimian virus 40 large tumor antigenBovine papillomavirus type 1Large tumor antigenPapillomavirus type 1E5 mutantsAcute cellular responseRegulatory genesMammalian cellsControl regionEfficient transactivationForeign genesReporter geneType 1 geneWild-type virusC127 cellsE5 geneTumorigenic transformationCellular responses44-amino-acid E5 transforming protein of bovine papillomavirus requires a hydrophobic core and specific carboxyl-terminal amino acids.
Horwitz B, Burkhardt A, Schlegel R, DiMaio D. 44-amino-acid E5 transforming protein of bovine papillomavirus requires a hydrophobic core and specific carboxyl-terminal amino acids. Molecular And Cellular Biology 1988, 8: 4071-4078. PMID: 2847028, PMCID: PMC365476, DOI: 10.1128/mcb.8.10.4071.Peer-Reviewed Original ResearchConceptsAmino acid substitutionsE5 proteinAmino acidsTransforming proteinAcid substitutionsCarboxyl-terminal thirdCarboxyl-terminal amino acidsCharacterization of mutantsSpecific amino acid sequencesMouse C127 cellsAmino acid sequenceBovine papillomavirus type 1Specific amino acidsHydrophobic amino acidsPapillomavirus type 1Focus-forming activityCysteine residuesAcid sequenceC127 cellsSaturation mutagenesisE5 geneTransforming activityEssential amino acidsFoci formationMissense mutations44-Amino-Acid E5 Transforming Protein of Bovine Papillomavirus Requires a Hydrophobic Core and Specific Carboxyl-Terminal Amino Acids
Horwitz B, Burkhardt A, Schlegel R, DiMaio D. 44-Amino-Acid E5 Transforming Protein of Bovine Papillomavirus Requires a Hydrophobic Core and Specific Carboxyl-Terminal Amino Acids. Molecular And Cellular Biology 1988, 8: 4071-4078. DOI: 10.1128/mcb.8.10.4071-4078.1988.Peer-Reviewed Original ResearchAmino acid substitutionsE5 proteinAmino acidsTransforming proteinAcid substitutionsCarboxyl-terminal thirdCarboxyl-terminal amino acidsCharacterization of mutantsSpecific amino acid sequencesMouse C127 cellsAmino acid sequenceBovine papillomavirus type 1Specific amino acidsHydrophobic amino acidsPapillomavirus type 1Focus-forming activityCysteine residuesAcid sequenceC127 cellsSaturation mutagenesisE5 geneTransforming activityEssential amino acidsFoci formationMissense mutations