2023
Chemiexcited Neurotransmitters and Hormones Create DNA Photoproducts in the Dark
Gonçalves L, Angelé-Martínez C, Premi S, Palmatier M, Prado F, Di Mascio P, Bastos E, Brash D. Chemiexcited Neurotransmitters and Hormones Create DNA Photoproducts in the Dark. ACS Chemical Biology 2023, 18: 484-493. PMID: 36775999, PMCID: PMC10276651, DOI: 10.1021/acschembio.2c00787.Peer-Reviewed Original ResearchConceptsSinglet molecular oxygenOxidation of serotoninMolecular oxygenElectron excitationTriplet stateAdjacent pyrimidine basesAbsence of lightEnergy transferDark processPyrimidine basesSkin pigment melaninBiochemical reactionsMoleculesEnergy levelsCatecholamine neurotransmittersBiomoleculesCycloadditionUltravioletMammalian metabolismCyclobutane pyrimidine dimersOxidationAminesPigment melaninRadicalsPeroxynitrite
2018
Chemiexcitation and Its Implications for Disease
Brash DE, Goncalves LCP, Bechara EJH, Group T. Chemiexcitation and Its Implications for Disease. Trends In Molecular Medicine 2018, 24: 527-541. PMID: 29751974, PMCID: PMC5975183, DOI: 10.1016/j.molmed.2018.04.004.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsHigh-energy processesQuantum mechanicsMolecular orbitalsTransfer energyHighest energy molecular orbitalChemiexcitationUltraviolet lightMutagenic cyclobutane pyrimidine dimersNumerous human diseasesPhotonsElectronsCyclobutane pyrimidine dimersOrbitalsHuman diseasesUpstream eventsPigment melaninEnergy