2019
Acetyl zingerone: An efficacious multifunctional ingredient for continued protection against ongoing DNA damage in melanocytes after sun exposure ends
Chaudhuri RK, Meyer T, Premi S, Brash D. Acetyl zingerone: An efficacious multifunctional ingredient for continued protection against ongoing DNA damage in melanocytes after sun exposure ends. International Journal Of Cosmetic Science 2019, 42: 36-45. PMID: 31538664, PMCID: PMC7004018, DOI: 10.1111/ics.12582.Peer-Reviewed Original ResearchConceptsSun exposureSolar-simulated ultraviolet radiationReactive oxygen speciesIntracellular levelsCyclobutane pyrimidine dimersΑ-tocopherolCPD formationTraditional sunscreensScavenge peroxynitriteUVR exposureOngoing DNA damageAntioxidant α-tocopherolUltraviolet radiationUVA radiationMelanocytesROS formationExposureQuench singlet oxygenUse of AZEfficacyOxygen speciesKeratinocytesDNA damageFree radicalsHours
2016
Chemical excitation of electrons: A dark path to melanoma
Premi S, Brash DE. Chemical excitation of electrons: A dark path to melanoma. DNA Repair 2016, 44: 169-177. PMID: 27262612, PMCID: PMC4958542, DOI: 10.1016/j.dnarep.2016.05.023.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus Statements
2015
Chemiexcitation of melanin derivatives induces DNA photoproducts long after UV exposure
Premi S, Wallisch S, Mano CM, Weiner AB, Bacchiocchi A, Wakamatsu K, Bechara EJ, Halaban R, Douki T, Brash DE. Chemiexcitation of melanin derivatives induces DNA photoproducts long after UV exposure. Science 2015, 347: 842-847. PMID: 25700512, PMCID: PMC4432913, DOI: 10.1126/science.1256022.Peer-Reviewed Original ResearchConceptsDark cyclobutane pyrimidine dimersExcited electronic statesUltraviolet photonsUV photonsElectronic statesTriplet stateSunlight-induced melanomaCytosine-containing cyclobutane pyrimidine dimersEnergy transferPhotonsPicosecondsElectronsUV exposureRadiationChemiexcitationEnergyStatePhotoproducts
1997
Sunlight and the onset of skin cancer
Brash D. Sunlight and the onset of skin cancer. Trends In Genetics 1997, 13: 410-414. PMID: 9351343, DOI: 10.1016/s0168-9525(97)01246-8.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus Statements
1996
Frequent clones of p53-mutated keratinocytes in normal human skin
Jonason A, Kunala S, Price G, Restifo R, Spinelli H, Persing J, Leffell D, Tarone R, Brash D. Frequent clones of p53-mutated keratinocytes in normal human skin. Proceedings Of The National Academy Of Sciences Of The United States Of America 1996, 93: 14025-14029. PMID: 8943054, PMCID: PMC19488, DOI: 10.1073/pnas.93.24.14025.Peer-Reviewed Original ResearchConceptsP53-mutated keratinocytesNormal individualsSun-shielded skinSun-exposed skinNormal human skinHuman skinWhole-mount preparationsP53-mutated cellsCancer predictsDermal-epidermal junctionSubstantial burdenFrequent clonesClonal expansionHair folliclesGenetic hitsTumor promoterSkinKeratinocytesCellsSunlight and skin cancer.
Leffell DJ, Brash DE. Sunlight and skin cancer. Scientific American 1996, 275: 52-3, 56-9. PMID: 8658110, DOI: 10.1038/scientificamerican0796-52.Publications for non-academic audiencesSunlight and sunburn in human skin cancer: p53, apoptosis, and tumor promotion.
Brash DE, Ziegler A, Jonason AS, Simon JA, Kunala S, Leffell DJ. Sunlight and sunburn in human skin cancer: p53, apoptosis, and tumor promotion. Journal Of Investigative Dermatology Symposium Proceedings 1996, 1: 136-42. PMID: 9627707.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsSquamous cell carcinomaCell carcinomaActinic keratosisBasal cell carcinomaHuman skin cancerP53 tumor suppressor geneP53-mutated cellsSunburn cellsApoptotic keratinocytesSkin cancerP53 mutationsNormal skinTumor initiatorTumor promotionFunction of p53Cellular proofreadingTumor suppressor geneCarcinomaMouse skinClonal expansionP53 geneCarcinogenic DNA lesionsP53 allelePrecancerous cellsSunlight exposureTumor Suppressor Gene Mutations and Photocarcinogenesis
Ziegler A, Jonason A, Simon J, Leffell D, Brash DE. Tumor Suppressor Gene Mutations and Photocarcinogenesis. Photochemistry And Photobiology 1996, 63: 432-435. PMID: 8934758, DOI: 10.1111/j.1751-1097.1996.tb03064.x.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsRelationship Between Sunlight Exposure and a Key Genetic Alteration in Basal Cell Carcinoma
Gailani M, Leffell D, Ziegler A, Gross E, Brash D, Bale A. Relationship Between Sunlight Exposure and a Key Genetic Alteration in Basal Cell Carcinoma. Journal Of The National Cancer Institute 1996, 88: 349-354. PMID: 8609643, DOI: 10.1093/jnci/88.6.349.Peer-Reviewed Original ResearchConceptsBasal cell carcinomaLoss of heterozygosityCell carcinomaP53 geneSunlight exposureExact testGenetic alterationsPathogenesis of BCCSun-exposed areasFrequency of LOHMohs micrographic surgical techniqueEnvironmental agentsLocation of tumorFisher's exact testSkin cancer patientsKey genetic alterationsUVB radiationChi-squared analysisFrequent genetic alterationsLimited associationSpecific environmental agentsBCC incidenceTumor characteristicsCancer patientsCommon cancerWrinkles waiting for GOD0T
Brash D, Gilchrest B. Wrinkles waiting for GOD0T. Nature 1996, 379: 301-302. PMID: 8552182, DOI: 10.1038/379301a0.Commentaries, Editorials and Letters
1994
Sunburn and p53 in the onset of skin cancer
Ziegler A, Jonason A, Leffellt D, Simon J, Sharma H, Kimmelman J, Remington L, Jacks T, Brash D. Sunburn and p53 in the onset of skin cancer. Nature 1994, 372: 773-776. PMID: 7997263, DOI: 10.1038/372773a0.Peer-Reviewed Original ResearchConceptsActinic keratosisP53 mutationsSquamous cell carcinomaP53 tumor suppressor geneP53-mutated cellsCell carcinomaApoptotic keratinocytesSkin cancerTumor initiatorTumor suppressor geneMouse skinClonal expansionPrecancerous cellsTumor promoterCarcinomaSkinTissue responseP53SunburnCell differentiationDNA damageAberrant cell differentiationCellsResponseKeratosis
1991
A role for sunlight in skin cancer: UV-induced p53 mutations in squamous cell carcinoma.
Brash DE, Rudolph JA, Simon JA, Lin A, McKenna GJ, Baden HP, Halperin AJ, Pontén J. A role for sunlight in skin cancer: UV-induced p53 mutations in squamous cell carcinoma. Proceedings Of The National Academy Of Sciences Of The United States Of America 1991, 88: 10124-10128. PMID: 1946433, PMCID: PMC52880, DOI: 10.1073/pnas.88.22.10124.Peer-Reviewed Original ResearchConceptsSquamous cell carcinomaCell carcinomaP53 mutationsMajor epidemiologic risk factorsUV-induced p53 mutationsInvasive squamous cell carcinomaEpidemiologic risk factorsUV-specific mutationsP53 tumor suppressor geneInternal malignancySwedish patientsRisk factorsSkin cancerTumor progressionTT double-base changesTumor suppressor geneCarcinomaHuman cancersCancerDipyrimidine sitesSuppressor geneT substitutionSkinMutationsPatients