All Stories

  1. (5′R)-and (5′S)-purine 5′,8-cyclo-2′-deoxyribonucleosides: reality or artifactual measurements? A reply to Chatgilialoglu’s comments (this issue)
  2. Radiation-induced (5′R)-and (5′S)-purine 5′,8-cyclo-2′-deoxyribonucleosides in human cells: a revisited analysis of HPLC-MS/MS measurements
  3. Singlet Molecular Oxygen Reactions with Nucleic Acids, Lipids, and Proteins
  4. Oxidation of 1-N 2-etheno-2′-deoxyguanosine by singlet molecular oxygen results in 2′-deoxyguanosine: a pathway to remove exocyclic DNA damage?
  5. Lysozyme oxidation by singlet molecular oxygen: Peptide characterization using [18 O]-labeling oxygen and nLC-MS/MS
  6. Elevated α-Methyl-γ-hydroxy-1,N2-propano-2′-deoxyguanosine Levels in Urinary Samples from Individuals Exposed to Urban Air Pollution
  7. The Development of a Specific and Sensitive LC-MS-Based Method for the Detection and Quantification of Hydroperoxy- and Hydroxydocosahexaenoic Acids as a Tool for Lipidomic Analysis
  8. Covalent Binding and Anchoring of Cytochrome c to Mitochondrial Mimetic Membranes Promoted by Cholesterol Carboxyaldehyde
  9. UV-Light Effects on Cytochrome C Modulated by the Aggregation State of Phenothiazines
  10. The carbonylation and covalent dimerization of human superoxide dismutase 1 caused by its bicarbonate-dependent peroxidase activity is inhibited by the radical scavenger tempol
  11. Cytochrome C Modifications Promoted by Cholesterol Aldehydes – Implications to Electron Transport and Apoptosis
  12. Singlet Molecular Oxygen Generation by Oleic Acid Hydroperoxides with Nitronium Ion
  13. Cytochrome c-promoted cardiolipin oxidation generates singlet molecular oxygen
  14. DNA damage by singlet oxygen and cellular protective mechanisms
  15. Novel properties of melanins include promotion of DNA strand breaks, impairment of repair, and reduced ability to damage DNA after quenching of singlet oxygen
  16. Generation of Singlet Oxygen by the Glyoxal–Peroxynitrite System
  17. Mechanism of dioxindolylalanine formation by singlet molecular oxygen-mediated oxidation of tryptophan residues
  18. Generation of Singlet Molecular Oxygen From Nitroperoxy Lipids
  19. Singlet molecular oxygen trapping by the fluorescent probe diethyl-3,3′-(9,10-anthracenediyl)bisacrylate synthesized by the Heck reaction
  20. The Arabidopsis bZIP Gene AtbZIP63 Is a Sensitive Integrator of Transient Abscisic Acid and Glucose Signals
  21. Cytochrome c modifications promoted by cholesterol hydroperoxides and aldehydes
  22. Lipid hydroperoxide-induced and hemoglobin-enhanced oxidative damage to colon cancer cells
  23. [13C2]- Acetaldehyde Promotes Unequivocal Formation of 1,N2-Propano-2′-deoxyguanosine in Human Cells
  24. Cholesterol Hydroperoxides Generate Singlet Molecular Oxygen [O2(1Δg)]: Near-IR Emission,18O-Labeled Hydroperoxides, and Mass Spectrometry
  25. Salinity influences glutathione S-transferase activity and lipid peroxidation responses in the Crassostrea gigas oyster exposed to diesel oil
  26. Measurement of melatonin in body fluids: Standards, protocols and procedures
  27. Ultrasensitive Simultaneous Quantification of 1,N2-Etheno-2′-deoxyguanosine and 1,N2-Propano-2′-deoxyguanosine in DNA by an Online Liquid Chromatography Electrospray Tandem Mass Spectrometry Assay
  28. DNA strand breaks and base modifications induced by cholesterol hydroperoxides
  29. Detection and Characterization of Cholesterol-Oxidized Products Using HPLC Coupled to Dopant Assisted Atmospheric Pressure Photoionization Tandem Mass Spectrometry
  30. Highly Sensitive Fluorescent Method for the Detection of Cholesterol Aldehydes Formed by Ozone and Singlet Molecular Oxygen
  31. Effect of flavonoids on 2′-deoxyguanosine and DNA oxidation caused by singlet molecular oxygen
  32. Ultrasensitive Simultaneous Quantification of 1,N2-Etheno-2′-deoxyguanosine and 1,N2-Propano-2′-deoxyguanosine in DNA by an Online Liquid Chromatography−Electrospray Tandem Mass Spectrometry Assay
  33. Increased SOD1 association with chromatin, DNA damage, p53 activation, and apoptosis in a cellular model of SOD1-linked ALS
  34. Single-wall carbon nanotubes modified with organic dyes: Synthesis, characterization and potential cytotoxic effects
  35. Atmospheric Pressure Photoionization Tandem Mass Spectrometry for the Analysis and Characterization of Cholesteroloxidized Products
  36. Characterization of Cytochrome C Modifications Promoted by Cholesterol Carboxyaldehyde
  37. Plasmid DNA damage induced by singlet molecular oxygen released from the naphthalene endoperoxide DHPNO2 and photoactivated methylene blue
  38. Singlet Molecular Oxygen Generation by the Reaction of Ozone with 8-Oxo-7,8-Dihydro-2′-Deoxyguanosine and Formation of Spiroiminodihydantoin Nucleoside
  39. Synthesis and Characterization of new Anthracene Derivatives used as Singlet Molecular Oxygen Chemical Traps
  40. pH-Sensitive Binding of Cytochrome c to the Inner Mitochondrial Membrane. Implications for the Participation of the Protein in Cell Respiration and Apoptosis
  41. Thymine hydroperoxide as a potential source of singlet molecular oxygen in DNA
  42. Sensitized formation of oxidatively generated damage to cellular DNA by UVA radiation
  43. Generation of Cholesterol Carboxyaldehyde by the Reaction of Singlet Molecular Oxygen [O2(1Δg)] as Well as Ozone with Cholesterol
  44. Oxidation and nitration of ribonuclease and lysozyme by peroxynitrite and myeloperoxidase
  45. Biflavonoids from Araucaria angustifolia protect against DNA UV-induced damage
  46. Characterization of O2 (1Δg)-derived oxidation products of tryptophan: A combination of tandem mass spectrometry analyses and isotopic labeling studies
  47. Direct evidence of singlet molecular oxygen generation from peroxynitrate, a decomposition product of peroxynitrite
  48. DNA oxidation, strand-breaks and etheno-adducts formation promoted by Cu, Zn-superoxide dismutase–H2O2 in the presence and absence of bicarbonate
  49. Mechanistic study of the addition reaction of TeCl4 to alkynes: Participation of TeCl3 centered-radical
  50. Lipopeptides Produced by a Soil Bacillus Megaterium Strain
  51. Tryptophan Oxidation by Singlet Molecular Oxygen [O2(1Δg)]: Mechanistic Studies Using18O-Labeled Hydroperoxides, Mass Spectrometry, and Light Emission Measurements
  52. trans,trans-2,4-decadienal induces mitochondrial dysfunction and oxidative stress
  53. Covalent Modification of CytochromecExposed totrans,trans-2,4-Decadienal
  54. Ischemic preconditioning enhances fatty acid-dependent mitochondrial uncoupling
  55. Oxidative stress in Perna perna and other bivalves as indicators of environmental stress in the Brazilian marine environment: Antioxidants, lipid peroxidation and DNA damage
  56. Novel rhythms of N1-acetyl-N2-formyl-5-methoxykynuramine and its precursor melatonin in water hyacinth: importance for phytoremediation
  57. Biological hydroperoxides and singlet molecular oxygen generation
  58. Spiroiminodihydantoin nucleoside formation from 2′-deoxyguanosine oxidation by [18O-labeled] singlet molecular oxygen in aqueous solution
  59. Estresse oxidativo, lesões no genoma e processos de sinalização no controle do ciclo celular
  60. Synthesis of a hydrophilic and non-ionic anthracene derivative, the N,N′-di-(2,3-dihydroxypropyl)-9,10-anthracenedipropanamide as a chemical trap for singlet molecular oxygen detection in biological systems
  61. Singlet oxygen oxidation of 2′-deoxyguanosine. Formation and mechanistic insights
  62. Organic Tellurium-Centered Radicals Evidenced by EPR Spin Trapping and Mass Spectrometry Experiments:  Insights into the Mechanism of the Hydrotelluration Reaction
  63. Antioxidant activity of prenylated hydroquinone and benzoic acid derivatives from Piper crassinervium Kunth
  64. 2‘-Deoxyguanosine, 2‘-Deoxycytidine, and 2‘-Deoxyadenosine Adducts Resulting from the Reaction of Tetrahydrofuran with DNA Bases
  65. Photochemically Generated Stable Cation Radical of Phenothiazine Aggregates in Mildly Acid Buffered Solutions
  66. Oxidação de proteínas por oxigênio singlete: mecanismos de dano, estratégias para detecção e implicações biológicas
  67. Reaction route control by microperoxidase-9/CTAB micelle ratios
  68. Linoleic acid hydroperoxide reacts with hypochlorous acid, generating peroxyl radical intermediates and singlet molecular oxygen
  69. Biflavonoids from Brazilian pine Araucaria angustifolia as potentials protective agents against DNA damage and lipoperoxidation
  70. pH-dependent Interaction of Cytochrome c with Mitochondrial Mimetic Membranes: THE ROLE OF AN ARRAY OF POSITIVELY CHARGED AMINO ACIDS
  71. Identification of the main oxidation products of 8-methoxy-2′-deoxyguanosine by singlet molecular oxygen
  72. Oxidative stress in digestive gland and gill of the brown mussel (Perna perna) exposed to air and re-submersed
  73. Structural Characterization of an Etheno-2‘-deoxyguanosine Adduct Modified by Tetrahydrofuran
  74. Measurement of Melatonin and its Metabolites: Importance for the Evaluation of Their Biological Roles
  75. Mitochondrial and nuclear DNA damage induced by 5-aminolevulinic acid
  76. Changes in the Spin State and Reactivity of CytochromecInduced by Photochemically Generated Singlet Oxygen and Free Radicals
  77. Energy Transfer between Singlet (1Δg) and Triplet (3Σg-) Molecular Oxygen in Aqueous Solution
  78. Mechanistic aspects of the oxidation of DNA constituents mediated by singlet molecular oxygen
  79. Protonation of two adjacent tyrosine residues influences the reduction of cytochrome c by diphenylacetaldehyde: a possible mechanism to select the reducer agent of heme iron
  80. Singlet oxygen-mediated damage to cellular DNA determined by the comet assay associated with DNA repair enzymes
  81. Synthesis of internal labeled standards of melatonin and its metabolite N1-acetyl-N2-formyl-5-methoxykynuramine for their quantification using an on-line liquid chromatography-electrospray tandem mass spectrometry system
  82. DNA damage in digestive gland and mantle tissue of the mussel Perna perna
  83. Direct evidence of singlet molecular oxygen [O2(1Δg)] production in the reaction of acetonitrile with hydrogen peroxide in alkaline solutions
  84. Formação de adutos exocíclicos com bases de DNA: implicações em mutagênese e carcinogênese
  85. Characterization of Linoleic Acid Nitration in Human Blood Plasma by Mass Spectrometry†
  86. [18O]-Labeled Singlet Oxygen as a Tool for Mechanistic Studies of 8-Oxo-7,8-Dihydroguanine Oxidative Damage: Detection of Spiroiminodihydantoin, Imidazolone and Oxazolone Derivatives
  87. Genotoxicity of 5-aminolevulinic and 4,5-dioxovaleric acids in the salmonella/microsuspension mutagenicity assay and SOS chromotest
  88. Lycopene Inhibits DNA Damage and Liver Necrosis in Rats Treated with Ferric Nitrilotriacetate
  89. DNA repair and sequence context affect 1O2-induced mutagenesis in bacteria
  90. DNA Damage by 3,6-Dihydropyrazine-2,5-Dipropanoic Acid, the Cyclic Dimerization Product of 5-Aminolevulinic Acid
  91. Singlet Molecular Oxygen Triggers the soxRS Regulon of Escherichia coli
  92. Protective Effect of Lycopene on Lipid Peroxidation and Oxidative DNA Damage in Cell Culture
  93. Peroxynitrite does not decompose to singlet oxygen ( 1 Δ g O 2 ) and nitroxyl (NO − )
  94. trans,trans-2,4-Decadienal-Induced 1,N2-Etheno-2‘-deoxyguanosine Adduct Formation
  95. Novel 1,N6-Etheno-2‘-deoxyadenosine Adducts from Lipid Peroxidation Products
  96. Zinc tetraruthenated porphyrin binding and photoinduced oxidation of calf-thymus DNA
  97. Peridinin as the Major Biological Carotenoid Quencher of Singlet Oxygen in Marine Algae Gonyaulax polyedra
  98. DNA Damage by 5-Aminolevulinic and 4,5-Dioxovaleric Acids in the Presence of Ferritin
  99. Ghost protein damage by peroxynitrite and its protection by melatonin
  100. Mutation Spectrum Induced by Singlet Oxygen in Escherichia coli Deficient in Exonuclease III
  101. PREVENTION OF SINGLET OXYGEN DAMAGE IN 2'-DEOXYGUANOSINE BY LYCOPENE ENTRAPPED IN HUMAN ALBUMIN
  102. Supramolecular Cationic Tetraruthenated Porphyrin and Light-Induced Decomposition of 2-Deoxyguanosine Predominantly Via a Singlet Oxygen-Mediated Mechanism
  103. Formation of 1,N6-Etheno-2‘-deoxyadenosine Adducts bytrans,trans-2,4-Decadienal
  104. Hydroxyl radicals are involved in the oxidation of isolated and cellular DNA bases by 5-aminolevulinic acid
  105. DNA Alkylation by 4,5-Dioxovaleric Acid, the Final Oxidation Product of 5-Aminolevulinic Acid
  106. Lipid Peroxidation-Dependent Chemiluminescence from the Cyclization of Alkylperoxyl Radicals to Dioxetane Radical Intermediates
  107. Quenching of singlet molecular oxygen by natural furan diterpenes
  108. Supramolecular Cationic Tetraruthenated Porphyrin Induces Single‐Strand Breaks and 8‐Oxo‐7,8‐dihydro‐2′‐deoxyguanosine Formation in DNA in the Presence of Light
  109. Horseradish Peroxidase-Catalyzed Conjugation of Eugenol with Basic Amino Acids
  110. Involvement of Escherichia coli exonuclease III and endonuclease IV in the repair of singlet oxygen-induced DNA damage
  111. Diurnal Rhythm of β-Carotene in Photosynthetic AlgaGonyaulax polyedra
  112. Singlet molecular oxygen production in the reaction of peroxynitrite with hydrogen peroxide
  113. VISIBLE CHEMILUMINESCENCE ASSOCIATED WITH THE REACTION BETWEEN METHEMOGLOBIN OR OXYHEMOGLOBIN WITH HYDROGEN PEROXIDE
  114. Catabolism of 5-Aminolevulinic Acid to CO2 by Rat Liver Mitochondria
  115. 5-Aminolevulinic acid induces single-strand breaks in plasmid pBR322 DNA in the presence of Fe2+ ions
  116. 5-Aminolevulinic acid mediates the in vivo and in vitro formation of 8-hydroxy-2'-deoxyguanosine in DNA
  117. Singlet Oxygen Induces Predominantly G to T Transversions on a Single-Stranded Shuttle Vector Replicated in Monkey Cells
  118. Dioxygen NIR FT-Emission (1Δg → 3Σ−g) and Raman Spectra of 1,4-Dimethylnaphthalene Endoperoxide: A Source of Singlet Molecular Oxygen
  119. Are dioxetanes chemiluminescent intermediates in lipoperoxidation?
  120. SINGLET OXYGEN INDUCED DNA DAMAGE AND MUTAGENICITY IN A SINGLE-STRANDED SV40-BASED SHUTTLE VECTOR
  121. Activity of thiols as singlet molecular oxygen quenchers
  122. Singlet oxygen induced single-strand breaks in plasmid pBR322 DNA: the enhancing effect of thiols
  123. Physical and chemical scavenging of singlet molecular oxygen by tocopherols
  124. Lycopene as the most efficient biological carotenoid singlet oxygen quencher
  125. Quantification of singlet oxygen generated by thermolysis of 3,3'-(1,4-naphthylene)dipropionate endoperoxide. Monomol and dimol photoemission and the effects of 1,4-diazabicyclo[2.2.2]octane
  126. Singlet molecular oxygen causes loss of biological activity in plasmid and bacteriophage DNA and induces single-strand breaks