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Chemistry

D-Index
59
Citations
11444
World Ranking
10228
National Ranking
67

Research.com Recognitions

  • 2011 - Fellow, The World Academy of Sciences

Overview

Ohara Augusto is affiliated with the Universidade de São Paulo in Brazil and has contributed extensively to the fields of biochemistry, genetics, molecular biology, and medicine. Their research primarily focuses on molecular biology and physiology, with additional work in immunology, cancer research, and biochemistry.

The scientist has published research on various topics related to redox biology and oxidative stress, nitric oxide and endothelin effects, neutrophil, myeloperoxidase, and oxidative mechanisms, cancer, hypoxia and metabolism, sulfur compounds in biology, electron spin resonance studies, and connexins and lens biology.

Notable recent publications include:

  • Electron paramagnetic resonance (EPR) for investigating relevant players of redox reactions: Radicals, metalloproteins and transition metal ions, 2023, Redox Biochemistry and Chemistry
  • Oxidative Modification of Proteins: From Damage to Catalysis, Signaling, and Beyond, 2021, Antioxidants and Redox Signaling
  • Dinitrosyl Iron Complexes (DNICs). From Spontaneous Assembly to Biological Roles, 2021, Inorganic Chemistry
  • Tempol reduces inflammation and oxidative damage in cigarette smoke-exposed mice by decreasing neutrophil infiltration and activating the Nrf2 pathway, 2020, Chemico-Biological Interactions
  • Lipid aldehyde hydrophobicity affects apo-SOD1 modification and aggregation, 2020, Free Radical Biology and Medicine

Ohara Augusto frequently collaborates with several researchers, including Edlaine Linares, Daniela R. Truzzi, Luís Eduardo Soares Netto, Graziella E. Ronsein, and Fernando Rodrigues Coelho.

The publication record indicates a strong presence in the journal Free Radical Biology and Medicine, with 11 publications, alongside contributions to Antioxidants and Redox Signaling, Inorganic Chemistry, Chemico-Biological Interactions, and Redox Biochemistry and Chemistry.

In 2011, Ohara Augusto was recognized as a Fellow of The World Academy of Sciences.

Best Publications

  • Nitrogen dioxide and carbonate radical anion: two emerging radicals in biology.

    Ohara Augusto;Marcelo G. Bonini;Angélica M. Amanso;Edlaine Linares

  • Direct EPR detection of the carbonate radical anion produced from peroxynitrite and carbon dioxide.

    Marcelo G. Bonini;Rafael Radi;Gerardo Ferrer-Sueta;Ana M. Da C. Ferreira

  • Uric acid oxidation by peroxynitrite: multiple reactions, free radical formation, and amplification of lipid oxidation.

    Célio X.C. Santos;Edson I. Anjos;Ohara Augusto

  • Pathways of peroxynitrite oxidation of thiol groups

    Celia Quijano;Beatriz Alvarez;Reynaldo M. Gatti;Ohara Augusto

  • Even free radicals should follow some rules: a guide to free radical research terminology and methodology.

    Henry Jay Forman;Henry Jay Forman;Ohara Augusto;Regina Brigelius-Flohe;Phyllis A. Dennery

  • Connecting the chemical and biological properties of nitric oxide.

    Jose Carlos Toledo;Ohara Augusto

  • Nitrite as the major source of nitric oxide production by Arabidopsis thaliana in response to Pseudomonas syringae

    Luzia V. Modolo;Ohara Augusto;Irene M.G. Almeida;Jose R. Magalhaes

  • Reduction of 1-Cys peroxiredoxins by ascorbate changes the thiol-specific antioxidant paradigm, revealing another function of vitamin C.

    Gisele Monteiro;Bruno B. Horta;Daniel Carvalho Pimenta;Ohara Augusto

  • Vascular free radical release. Ex vivo and in vivo evidence for a flow-dependent endothelial mechanism.

    F R Laurindo;M de A Pedro;H V Barbeiro;F Pileggi

  • The catalytic mechanism of cytochrome P-450. Spin-trapping evidence for one-electron substrate oxidation.

    O Augusto;H S Beilan;P R Ortiz de Montellano

  • Antioxidantes dietéticos: controvérsias e perspectivas

    Fernanda Menezes Cerqueira;Marisa Helena Gennari de Medeiros;Ohara Augusto

  • Reactions of yeast thioredoxin peroxidases I and II with hydrogen peroxide and peroxynitrite: rate constants by competitive kinetics.

    Renata Ogusucu;Daniel Rettori;Daniela Cristina Munhoz;Luis Eduardo Soares Netto

  • Carbon Dioxide Stimulates the Production of Thiyl, Sulfinyl, and Disulfide Radical Anion from Thiol Oxidation by Peroxynitrite

    Marcelo G. Bonini;Ohara Augusto

  • The carbonate radical and related oxidants derived from bicarbonate buffer.

    Danilo B. Medinas;Giselle Cerchiaro;Daniel F. Trindade;Ohara Augusto

  • N-Phenylprotoporphyrin IX formation in the hemoglobin-phenylhydrazine reaction. Evidence for a protein-stabilized iron-phenyl intermediate.

    O Augusto;K L Kunze;P R Ortiz de Montellano

  • Free radical generation during δ-Aminolevulinic acid autoxidation: Induction by hemoglobin and connections with porphyrinpathies

    Hugo P. Monteiro;Dulcineia S.P. Abdalla;Ohara Augusto;Etelvino J.H. Bechara

  • Decreased arginine and nitrite levels in nitrate reductase-deficient Arabidopsis thaliana plants impair nitric oxide synthesis and the hypersensitive response to Pseudomonas syringae

    Luzia V. Modolo;Ohara Augusto;Irene M.G. Almeida;Cecília A.F. Pinto-Maglio

  • Peroxynitrite-mediated formation of free radicals in human plasma: EPR detection of ascorbyl, albumin-thiyl and uric acid-derived free radicals.

    Jeannette Vásquez-Vivar;Alexandre M. Santos;Virginia B. C. Junqueira;Ohara Augusto

  • Spin-trapping studies of peroxynitrite decomposition and of 3-morpholinosydnonimine N-ethylcarbamide autooxidation: direct evidence for metal-independent formation of free radical intermediates.

    O. Augusto;R.M. Gatti;R. Radi

  • Peroxynitrite‐mediated oxidation of albumin to the protein‐thiyl free radical

    Reynaldo M. Gatti;Rafael Radi;Ohara Augusto

Frequent Co-Authors

Rafael Radi
Rafael Radi University of the Republic
Paolo Di Mascio
Paolo Di Mascio Universidade de São Paulo
Marisa H. G. Medeiros
Marisa H. G. Medeiros Universidade de São Paulo
Etelvino J. H. Bechara
Etelvino J. H. Bechara Universidade de São Paulo
Ana Denicola
Ana Denicola University of the Republic
Ronald P. Mason
Ronald P. Mason National Institutes of Health
Nelson Durán
Nelson Durán State University of Campinas
Peter C. Ford
Peter C. Ford University of California, Santa Barbara
Alicia J. Kowaltowski
Alicia J. Kowaltowski Universidade de São Paulo
Madia Trujillo
Madia Trujillo University of the Republic

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