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FREE RADICALS 2007
Visitas al sitio: 2242666   
Cronograma Programa extendido Listado de participantes  
September, Sunday 2  |  September, Monday 3  |  September, Tuesday 4  |  September, Wednesday 5  |  September, Thursday 6  | 


 September, Monday 3 
 Room 01 
08:30 a 10:00 - Plenary Lectures

Chairpersons: Ph.D. Jack Lancaster - Center for Free Radical Biology UAB (United States)

Ph. D. Ana Denicola - Facultad de Ciencias. Universidad de la República (Uruguay)

319 | 08:30 - 09:15 | Plenary Lecture
Oxidants derived from bicarbonate buffer: from production mechanisms to potential roles in neurodegeneration
Augusto, O 1(*)
1 - Departamento de Bioquímica, Instituto de Química, Universidade de São Paulo, Sao Paulo | (*) Brazil
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460 | 09:15 - 10:00 | Plenary Lecture | 01
Influence of electron transfer mechanism on biological nitration, nitrosation, and oxidation
Kalyanaraman, B. 1(*)
1 - Department of Biophysics, Medical College of Wisconsin | (*) USA
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10:00 a 10:30 - Café y alfajores


10:30 a 12:10 - Colloquium 01

Oxygen Radical Chemistry and Detection

Chairperson: DSc Peter Wardman - University of Oxford (United Kingdom)

265 | 10:30 - 10:55 | Invited Lecture | 01.Oxygen Radical Chemistry and Detection
Triplet Carbonyls: a Neglected Family of Reactive Oxygen Species  
Bechara, EJH 1(*); Assunção, NA 1; Tokikawa, R 1; Massari, J 1; Royer, LO 2
1 - University of São Paulo | (*) Brazil
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282 | 10:55 - 11:20 | Invited Lecture | 01.Oxygen Radical Chemistry and Detection
Free radical production in both diabetes and ketosis are mediated by iNOS overexpression.
Mason, R.P. 1(*); Kadiiska, M.B. 1; Bonini, M.G. 1; Stadler, K. 1
1 - NIEHS/NIH | (*) United States
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379 | 11:20 - 11:45 | Oral Presentation | 01.Oxygen Radical Chemistry and Detection
Implication of Alpha Effect on the Tyrosine Hydroperoxide Formation: Theoretical and Experimental Studies
Field, S. H. 1(*); Villamena, F. A. 1
1 - Department of Pharmacology, Davis Heart and Lung Research Institute, The Ohio State University | (*) United States
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371 | 11:45 - 12:10 | Oral Presentation | 01.Oxygen Radical Chemistry and Detection
Enhanced mitochondrial superoxide in hyperglycemic endothelial cells: Direct measurements and formation of hydrogen peroxide and peroxynitrite
Quijano, C 1(*); Castro, L 1; Peluffo, G 1; Valez, V 1; Radi, R 2
1 - Centro de Investigaciones Biomédicas en Radicales Libres, Departamento de Bioquímica, Facultad de Medicina | (*) Uruguay
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13:00 a 14:00 - Free Radical School

Redox thermodynamics

Invited Speaker: Dr Willem Koppenol - ETH Zurich (Switzerland)

EPR detection of free radicals in biology

Invited Speaker: Ph. D. Natalia Romero - Facultad de Medicina. Universidad de la República (Uruguay)


14:15 a 15:15 - Workshop

Fluorescent Probes for Oxidative and Nitrative Stress

Invited Speaker: M.S. Mike Janes - Oregon State Univ. (United States)

458 | Workshop Presentation
Fluorescent Probes for Oxidative and Nitrative Stress
Janes, M. 1(*)
1 - Invitrogen/Molecular Probes | (*) USA
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15:30 a 17:30 - Poster Session

004 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
ANTIOXIDANT POTENTIAL OF RESVERATROL AND CATECHIN: THE IN VIVO EVIDENCE
Dani, C. 1(*); Bonatto, D 1; Salvador, M 1; Pereira, MD 2; Henriques, JA 1; Eleutherio, E 2
1 - Instituto de Biotecnologia - Universidade de Caxias do Sul. | (*) Brazil
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008 | Poster Presentation | 06.Inflammation, Oxidants and Myeloperoxidase in Disease
Oxidation of Myricitrin and Related Flavonoids by Myeloperoxidase
Meotti, FC 1(*); Senthilmohan, R 1; Harwood, T 1; Pizzolatti, MG 2; Kettle, AJ 1
1 - University of Otago | (*) New Zaeland
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009 | Poster Presentation | 07.Peroxynitrite Chemistry and Biochemistry
Peroxynitrite Inhibits Electron Transport at the Acceptor Side of Higher Plant Photosystem II
González-Pérez, S. 1(*); Quijano, C. 2; Romero, N. 2; Radi, R 3; Arellano, J.B. 1
1 - Instituto de Recursos Naturales y Agrobiología de Salamanca (IRNASA-CSIC) | (*) Spain
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010 | Poster Presentation | 09.Mitochondria and Apoptosis
Important role of mitochondria for development of tolerance and of NADPH oxidases for endothelial dysfunction in response to chronic nitroglycerin treatment
Daiber, A 1(*); Wenzel, P 1; Oelze, M 1; Schulz, E 1; Müller, J 1; Schuhmacher, S 1; Hortmann, M 1; Stalleicken, D 2; Brandes, RP 3; Münzel, T 1
1 - 2nd Medical Clinic, Johannes Gutenberg University, Mainz, Germany | (*) Alemania
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012 | Poster Presentation | 05.Nitric Oxide, Peroxynitrite and Oxidants in Redox Vascular Biology
Mechanisms underlying recoupling of eNOS by HMG-CoA-reductase-inhibition in an animal model of diabetes mellitus
Daiber, A 1(*); Wenzel, P 1; Oelze, M 1; Brandt, M 1; Closs, E 2; Zou, MH 3; Xu, J 3; Thum, T 4; Bauersachs, J 4; Förstermann, U 2; Münzel, T 1
1 - 2nd Medical Clinic, Johannes Gutenberg University, Mainz, Germany | (*) Alemania
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013 | Poster Presentation | 05.Nitric Oxide, Peroxynitrite and Oxidants in Redox Vascular Biology
Normalization of endothelial dysfunction and vascular oxidative stress by chronic telmisartan therapy in a rat model of streptozotocin-induced Diabetes mellitus (type I)
Daiber, A 1(*); Oelze, M 1; Wenzel, P 1; Hortmann, M 1; Müller, J 1; Schuhmacher, S 1; Münzel, T 1
1 - 2nd Medical Clinic, Johannes Gutenberg University, Mainz, Germany | (*) Alemania
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015 | Poster Presentation | 08.Mammalian Host Cell-Pathogen Interactions
Establishment of the Trypanothione Biosynthetic Pathway in Human Cells: Implications for Protection against Oxidative Stress
Domann, FE 1(*); Fitzgerald, MP 1; Madsen, JM 1; Westphal, SG 1; Coleman, MC 1; Spitz, DR 1
1 - Free Radical & Radiation Biology Program, Department of Radiation Oncology, Carver College of Medicine, and Holden Comprehensive Cancer Center, The University of Iowa | (*) United States
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020 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Antioxidant, Mutagenic and Antimutagenic Activity of Frozen Fruit Pulps/Juices
Spada, P K W D S 1(*); Souza, G G N 1; Bortolini, G V 1; Henriques, J A P 2; Salvador, M 1
1 - Universidade de Caxias do Sul | (*) Brazil
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026 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Antioxidant defences during equine semen cryopreservation
Bustamante-Filho, I. C. 1(*); Pederzolli, C. D. 2; Sgaravatti, A. M. 2; Mattos, R. C. 3; Dutra-Filho, C. S. 2; Jobim, M. I. M. 1
1 - Laboratório de Inseminação Artificial, Faculdade de Veterinária, Universidade Federal do Rio Grande do Sul | (*) Brazil
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027 | Poster Presentation | 09.Mitochondria and Apoptosis
Antioxidant enzyme inhibitors enhance nitric oxide-induced cell death in U937 cells
Park, J.W. 1(*); Yang, E.S. 1; Lee, S.M. 1; Park, S.Y. 1
1 - Kyungpook University | (*) Korea, Republic of
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033 | Poster Presentation | 01.Oxygen Radical Chemistry and Detection
Oxidative damage induced by retinol treatment on cultured Sertoli cells are dependent actin architecture.
Duarte, RF 1(*); de Oliveira, RB 1; Dalmolin, RJ 1; de Bittencourt Pasquali, MA 1; Filho, AZ 1; Gelain, DP 1; Klamt, F 1; Gottfried, C 1; Moreira, JC 1
1 - UFRGS | (*) Brazil
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034 | Poster Presentation | 09.Mitochondria and Apoptosis
DOPAMINE INDUCES MITOCHONDRIAL DYSFUNCTION MAINLY BY A NO-DEPENDENT PATHWAY
Czerniczyniec, A 1(*); Bustamante, J 1; Lores Arnaiz, S 1
1 - Laboratory of Free Radical Biology, School of Pharmacy and Biochemistry, University of Buenos Aires | (*) Argentina
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035 | Poster Presentation | 09.Mitochondria and Apoptosis
Oxidative stress generation and apoptotic markers induction in anterior pituitary cells after hexavalent chromium exposure.
Quinteros, FA 1(*); Machiavelli, LI 1; Poliandri, AB 1; Cabilla, JP 1; Duvilanski, BH 1
1 - Departamento de Química Biológica, IQUIFIB, Facultad de Farmacia y Bioquímica, Universidad de Buenos Aires, Junín 956 ,Buenos Aires , Argentina | (*) Argentina
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036 | Poster Presentation | 05.Nitric Oxide, Peroxynitrite and Oxidants in Redox Vascular Biology
The poly(ADP-ribose) polymerase inhibitor PJ-34 inhibits neovascularization and vascular endothelial growth factor signalling
Pyriochou, A 1(*); Pankotai, E 2; Szabo, C 2; Papapetropoulos, A 1
1 - Laboratory of Molecular Pharmacology, Department of Pharmacy, University of Patras | (*) Greece
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037 | Poster Presentation | 05.Nitric Oxide, Peroxynitrite and Oxidants in Redox Vascular Biology
IK-1001 a hydrogen sulfide (H2S) donor stimulates neovascularization
Pyriochou, A 1(*); Szabo, C 2; Papapetropoulos, A 1
1 - Laboratory of Molecular Pharmacology, Department of Pharmacy, University of Patras | (*) Greece
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039 | Poster Presentation | 07.Peroxynitrite Chemistry and Biochemistry

The role of the peroxynitrite-poly(ADP-ribose) polymerase pathway in the pathogenesis of diabetic complications
Szabo, C 1(*)
1 - Department of Surgery, University of Medicine and Dentistry of New Jersey | (*) United States
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040 | Poster Presentation | 05.Nitric Oxide, Peroxynitrite and Oxidants in Redox Vascular Biology
Validation of an in vitro myocardial ischemia-reperfusion model by high-throughput screening of a pharmacologically active compound library: identification of dopamine receptor ligands with cytoprotective properties
Gero, D 1(*); Modis, K 1; Nagy, N 1; Szoleczky, P 1; Dori -Toth, Z 1; Szabo, C 2
1 - Cellscreen Applied Research Center, Semmelweis University Medical School | (*) Hungary
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041 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Evaluation of the antioxidant and genotoxic activities of Hymenaea courbaril and Cedrela sp. extract in advanced age rats
Spada, APM 1(*); Lima, PHO 1; Sinzato, YK 1; Campos, KE 2; Rudge, MVC 3; Damasceno, DC 3
1 - Student of Botucatu Medicine School/Unesp | (*) Brazil
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042 | Poster Presentation | 01.Oxygen Radical Chemistry and Detection
Combination of diabetes and cigarette smoke in rats: Maternal reproductive outcomes and oxidative stress status
Damasceno, DC 1(*); Sinzato, YK 2; Lima, PHO 2; Souza, MSS 3; Rodrigues, T 4; Rudge, MVC 5
1 - Post-doctoral of Botucatu Medicine School/Unesp | (*) Brazil
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044 | Poster Presentation | 09.Mitochondria and Apoptosis
Increased catalase activity and content in retinol treated Sertoli cells in a gene expression independent way.
Rocha, R F 1(*); Pasquali, MAB 1; Zanotto- Filho, A 1; Gelain, DP 1; Dalmolin, RJS 1; Oliveira, M R de 1; Oliveira, R B de 1; Souza, L F 1; Bernard, E A 1; Klamt, F 1; Moreira, JCF 1
1 - Universidade Federal do Rio Grande do Sul | (*) Brazil
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045 | Poster Presentation | 05.Nitric Oxide, Peroxynitrite and Oxidants in Redox Vascular Biology
Chronic hyperhomocysteinemia induces DNA damage in blood cells of rats
Matté, C. 1(*); Mackedanz, V. 1; Scherer, E.B.S. 1; Andreazza, A.C. 1; Sitta, A. 1; Deon, M. 1; Terroso, T. 1; Pigatto, M. 1; Erdtmann, B. 2; Salvador, M. 2; Vargas, C.R. 1; Wyse, A.T.S. 1
1 - UFRGS | (*) Brazil
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047 | Poster Presentation | 08.Mammalian Host Cell-Pathogen Interactions
Redox unbalance increases Bax protein expression and cytochrome c release in Trypanosoma cruzi-infected C57BL/6 mice.
Ronco, MT 1(*); Francés, D 1; Quiroga, A 1; Alvarez, ML 1; Parody, JP 1; Monti, JA 1; Carrillo, MC 1; Revelli, S 2; Carnovale, CE 1
1 - Instituto de Fisiología Experimental-CONICET, Facultad de Ciencias Bioquímicas y Farmacéuticas. UNR | (*) Argentina
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049 | Poster Presentation | 02.Cyclooxygenase, Lipid Peroxidation and Nitrolipids
HEPATIC INCREASES OF MICROSOMAL LIPID PEROXIDATION (LPO), MITOCHONDRIAL PRO-APOPTOTIC PROTEIN (Bax), AND CYTOSOLIC CYTOCHROME C (cyt c) IN EARLY STAGES OF REGENERATION AFTER PARTIAL HEPATECTOMY (PH) IN DIABETIC RATS
Francés, DE 1(*); Ronco, MT 1; Monti, J 1; Quiroga, AD 1; Parody, JP 1; Álvarez, ML 1; Carrillo, MC 1; Carnovale, CE 1
1 - Instituto de Fisiología Experimental-CONICET, Facultad de Ciencias Bioquímicas y Farmacéuticas. UNR | (*) Argentina
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050 | Poster Presentation | 01.Oxygen Radical Chemistry and Detection
MONITORING OF GENOTOXICITY IN WORKERS EXPOSED TO INDUSTRIAL AND AUTOMOTIVE PAINTS DURING A WORKING WEEK
Cassini, C 1(*); Oliboni, LS 1; Drumond, F 1; Andreazza, AC 2; Erdtmann, B 1; Salvador, M 1
1 - Universidade de Caxias do Sul | (*) Brazil
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052 | Poster Presentation | 04.Signal Transduction
Retinol activates tyrosine hydroxylase by increasing serine31 phosphorylation through oxidant-dependent ERK1/2 activation
Gelain, DP 1(*); Moreira, JC 1; Bevilaqua, LR 2; Dickson, P 3; Dunkley, P 3
1 - UFRGS | (*) Brazil
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051 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
MAPLE SYRUP URINE DISEASE PATIENTS UNDER TREATMENT: REDUCTION ON ANTIOXIDANT SYSTEM
Barschak, AG 1(*); Sitta, A 1; Deon, M 1; Carvalho, AM 2; Busanello, ENB 2; Oliveira, AB 2; Giugliani, R 2; Wajner, M 1; Vargas, CR 3
1 - Departamento de Bioquímica, Instituto de Ciências Básicas da Saúde, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brazil. | (*) Brazil
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053 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
CATALASE, GLUTATHIONE PEROXIDASE AND SUPEROXIDE DISMUTASE ACTIVITIES AND PROTEIN DAMAGE IN BRAINS OF NAIVE AND EXPERIENCED MALE RATS
Alabarse, P V G 1(*); Salomon, T B 1; Hackenhaar, F S 1; Benfato, M S 2
1 - LEO - Depto. de Biofísica, IB, UFRGS Brazil | (*) Brazil
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055 | Poster Presentation | 01.Oxygen Radical Chemistry and Detection
Oxidative stress in older patients with Iron deficiency anaemia (IDA)
Baccin, A.C. 1(*); Manfredini, V 1; Lazzaretti, L.L. 2; Martins, V.D. 1; Benfato, M.S. 1
1 - LEO Depto de Biofísica IB UFRGS Programa de Pós-Graduação em Biologia Celular e Molecular | (*) Brazil
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058 | Poster Presentation | 06.Inflammation, Oxidants and Myeloperoxidase in Disease
Pulmonary activities of antioxidant enzymes and protein damage in naive and experienced male rats
Hackenhaar, F. S. 1(*); Alabarse, P. V. G. 1; Salomon, T. B. 1; Benfato, M. S. 2
1 - LEO, Depto. de Biofísica, IB, UFRGS, Brazil | (*) Brazil
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060 | Poster Presentation | 09.Mitochondria and Apoptosis
Cell growth is synchronized by oxidation of specific cysteines of MAPKs in mitochondria
Antico Arciuch, VG 1(*); Galli, S 1; Poderoso, C 2; Converso, DP 1; Carreras, MC 1; Poderoso, JJ 1
1 - Laboratory of Oxygen Metabolism, Hospital de Clínicas "José de San Martín", University Hospital | (*) Argentina
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061 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Antioxidant and Prooxidant  in vitro Profile of  South Brazilian Sponge Extracts
Hoff, MLM 1(*); Frota Jr, MLC 1; Apel, MA 2; Mothes, B 3; Lerner, C 3; Henriques, AT 2; Moreira, JCF 1
1 - Departamento de Bioquímica, Universidade Federal do Rio Grande do Sul | (*) Brazil
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062 | Poster Presentation | 08.Mammalian Host Cell-Pathogen Interactions
Blood-feeding cause functional changes in Aedes aegypti mitochondria
Gonçaleves, R.L.S. 1(*); Vannier-Santos, M.A. 2; Galina, A. 1; Oliveira, P.L. 1; Oliveira, M.F. 1
1 - Federal Universiy of Rio de Janeiro- UFRJ | (*) Brazil
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063 | Poster Presentation | 08.Mammalian Host Cell-Pathogen Interactions
Reactive oxygen species as immune molecules against bacteria in the gut of aedes aegypti
Oliveira, J.H.M.C 1(*); Nascimento-Silva, M.C.L. 1; Lara, F.A. 2; Oliveira, P.L. 1
1 - Federal University of Rio de Janeiro- UFRJ | (*) Brazil
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064 | Poster Presentation | 05.Nitric Oxide, Peroxynitrite and Oxidants in Redox Vascular Biology
Increased experimental aortic valve calcification with tempol but not lipoic acid administration: possible role of Nox4
Liberman, M 1(*); Bassi, E 1; Martinatti, MK 1; Lario, FC 1; Laurindo, FR 1
1 - InCor Heart Institute-USP | (*) Brazil
[+ Info]
065 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
In vitro Antioxidant Properties of Capsicum baccatum fruits in relation to maturity stage
Kappel, VD 1(*); Souza, DG 2; Rocha, RF 1; Reginatto, FH 3; Moreira, JCF 1
1 - Departamento de Bioquímica, UFRGS, Brazil | (*) Brazil
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093 | Poster Presentation | 06.Inflammation, Oxidants and Myeloperoxidase in Disease
Free Radicals effect in patients with congenital hypothyroidism diagnosed on brazilian neonatal screening program
Cipriani, F 1(*); Sitta, A 2; Deon, M 2; Gatto, A 2; Barden, A 3; Terroso, T 3; Pigatto, M 3; Kreisner, E 4; Vargas, PR 4; Vargas, CR 5
1 - Faculdade de Farmácia - PPGCF - UFRGS | (*) Brazil
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145 | Poster Presentation | 08.Mammalian Host Cell-Pathogen Interactions
Reactive Species Production in the blood-feeding bug Rhodnius prolixus  (Hemiptera, Reduviidae)
Gandara, ACP 1(*); Oliveira, JHMC 1; Oliveira, MF 1; Oliveira, PL 1
1 - Federal University of Rio de Janeiro | (*) Brazil
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146 | Poster Presentation | 07.Peroxynitrite Chemistry and Biochemistry
PEROXYNITRITE CAUSES FRAGMENTATION OF THE EXTRACELLULAR MATRIX
Kennett, EC 1(*); Davies, MJ 1
1 - The Heart Research Institute | (*) Australia
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068 | Poster Presentation | 09.Mitochondria and Apoptosis
Lipoic acid in experimental sepsis: oxidative stress and mitochondrial function.
Cimolai, MC 1(*); Vanasco, V 1; Boveris, A 1; Alvarez, S 1
1 - Laboratory of Free Radical Biology (PRALIB-CONICET), School of Pharmacy and Biochemistry, University of Buenos Aires, Junín 956 C1113AAD, Buenos Aires, Argentina | (*) Argentina
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070 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Antioxidant activity in Vitis vinifera L. and Vitis Labrusca L. grape seed extracts from winery byproducts
Scola, G 1(*); Conte, D 1; Kappel, VD 2; Henriques, JAP 1; Dal-Pizzol, F 3; Moreira, JCF 2; Salvador, M 1
1 - Instituto de Biotecnologia, UCS, Brasil | (*) Brazil
[+ Info]
073 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Alpha-Lipoic Acid Effect in Carbonyl and Malondialdehyde Levels in Sickle Cell Disease Patients and Sickle Cell Trait
Martins, VD 1(*); Lazzaretti, L 2; Baccin, AC 1; Manfredini, V 1; Benfato, MS 1
1 - LEO, Depto. de Biofísica, IB; Programa de Pós-graduação em Biologia Celular e Molecular, UFRGS, Brazil | (*) Brazil
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105 | Poster Presentation | 09.Mitochondria and Apoptosis
Trans,trans-2,4-DECADIENAL INDUCES NON-SELECTIVE INNER MITOCHONDRIAL MEMBRANE PERMEABILIZATION
Sigolo, CAO 1(*); Kowaltowski, AJ 1; Medeiros, MHG 1
1 - Universidade de São Paulo | (*) Brazil
[+ Info]
074 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Alpha-Lipoic Acid Effect in Antioxidants Enzymes in the Sickle Cell Disease
Lazzaretti, L 1(*); Baccin, AC 2; Manfredini, V 2; Martins, VD 2; Benfato, MS 2
1 - LEO, Depto. de Biofísica, IB, UFRGS, Brazil | (*) Brazil
[+ Info]
104 | Poster Presentation | 01.Oxygen Radical Chemistry and Detection
An alternative mechanism for carbonate radical generation during Cu,ZnSOD peroxidase activity
Medinas, DB 1(*); Augusto, O 2
1 - Departamento de Bioquímica, Instituto de Química, Universidade de São Paulo | (*) Brazil
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075 | Poster Presentation | 05.Nitric Oxide, Peroxynitrite and Oxidants in Redox Vascular Biology
Role of ubiquitin-proteasome system in the control of NADPH oxidase in vascular smooth muscle cells
Amanso, A M 1(*); Santos, C X 1; Laurindo, F R 1
1 - Vascular Biology Laboratory, Heart Institute, Univ. Sao Paulo, SP/Brazil | (*) Brazil
[+ Info]
077 | Poster Presentation | 09.Mitochondria and Apoptosis
Influence of Some Pro-apoptotic Copper(II) Complexes in Mitochondrial Respiration
Abbott, M.P 1(*); Ferreira, A.M.D.C 1; Tahara, E.B 2; Kowaltowski, A.J 2
1 - Instituto de Química, Universidade de Sao Paulo | (*) Brazil
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078 | Poster Presentation | 03.Redox Biology: Metals and Thiols
Oxidative Damage to Biomolecules by Reactive Oxygen Species Mediated by Copper(II)-Schiff Base Complexes
da Silveira, V.C. 1(*); Ferreira, A.M.D.C. 1
1 - Instituto de Química, Universidade de Sao Paulo | (*) Brazil
[+ Info]
079 | Poster Presentation | 10.Neurodegeneration and Neuroprotection
Acute and chronic vitamin A supplementation at therapeutic or excessive doses induces oxidative stress in the adult rat hippocampus and impairs hippocampus-associated behavior
de Oliveira, MR 1(*); Pasquali, MAB 1; Silvestrin, RB 1; Hoff, MLM 1; Jardim, FR 1; Lorenzi, R 1; Oliveira, MWS 1; Klamt, F 1; Mello e Souza, T 1; Moreira, JCF 1
1 - Departamento de Bioquímica, UFRGS | (*) Brazil
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081 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
ALTERATION IN ANTIOXIDANT PARAMETERS, HORMONAL LEVELS AND BEHAVIOR IN VIRGIN FEMALE RATS EXPOSED TO MALE PHEROMONES
Behr, GA 1(*); Motta, LL 1; de Oliveira, MR 1; Oliveira, MWS 1; Silvestrin, RB 2; Moreira, JCF 1
1 - Departamento de Bioquímica, ICBS, UFRGS | (*) Brazil
[+ Info]
082 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Effects of bone disease and calcium supplementation on antioxidant enzymes in postmenopausal women
Conterato, GMM 1(*); Hahn, M 1; Frizzo, CP 1; Augusti, PR 2; Silva, JCN 3; Unfer, TC 1; Emanuelli, T 1
1 - Integrated Center for Laboratory Analysis Development (NIDAL), Department of Alimentary Technology and Science, Center Rural Sciences, Federal University of Santa Maria | (*) Brazil
[+ Info]
083 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Differences in pancreas β-cells morphology and liver antioxidant enzymes in alloxan-resistant and alloxan-susceptible Wistar rats
Motta, LL 1(*); Behr, GA 1; da Silva, EG 1; Ferreira, AR 1; Cerski, CTS 2; Dal-Pizzol, F 3; Moreira, JCF 1
1 - Departamento de Bioquímica, ICBS, UFRGS | (*) Brazil
[+ Info]
084 | Poster Presentation | 10.Neurodegeneration and Neuroprotection
Evidence that metabolites accumulating in isovaleric acidemia induce oxidative stress in rat brain
Solano, A. 1(*); Leipnitz, G. 1; Seminotti, B. 1; Haubrich, J. 1; Bortoli, G. de 1; Amaral, A.U. 1; Dutra Filho, C.S. 1; Latini, A. 2; Wajner, M. 3
1 - Department of Biochemistry-UFRGS | (*) Brazil
[+ Info]
085 | Poster Presentation | 03.Redox Biology: Metals and Thiols
Effect of chronic lead acetate exposure on cytosolic thioredoxin reductase activity and oxidative stress parameters in rat kidneys
Somacal, S 1(*); Conterato, GMM 1; Augusti, PR 2; Sobieski, R 1; Spohr, P 1; Torres, JRV 1; Emanuelli, T 1
1 - Integrated Center for Laboratory Analysis Development (NIDAL), Department of Alimentary Technology and Science, Center of Rural Sciences; Federal University of Santa Maria, Santa Maria, RS, Brazil | (*) Brazil
[+ Info]
086 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Effect of astaxanthin on kidney function impairment and oxidative stress induced by mercuric chloride in rats.
Augusti, PR 1(*); Conterato, GMM 2; Somacal, S 2; Sobieski, R 2; Spohr, PR 2; Torres, JV 2; Emanuelli, T 2
1 - Federal University of Rio Grande do Sul | (*) Brazil
[+ Info]
090 | Poster Presentation | 10.Neurodegeneration and Neuroprotection
Interaction of 2,5-Hexanedione with krait (Bungaraus Sindanus) venom  acetylcholinesterase and horse serum butrylcholinesterase
Ahmed, Mushtaq 1(*); R.C. Schetinger, Maria 1; Khan, Sanaullah 2; Khan, Hidyatullah 2
1 - Departamento de Quimica, Centro de Ciências Naturais e Exatas, Universidade Federal de Santa Maria, 97105-900, Santa Maria, RS, Brazil | (*) Brazil
[+ Info]
092 | Poster Presentation | 03.Redox Biology: Metals and Thiols
Thallium induces PC12 cells apoptosis through alterations in cells redox state and lysosomal labilization
Hanzel, C.E. 1(*); Verstraeten, S.V. 1
1 - Department of Biological Chemistry (IQUIFIB-CONICET), School of Pharmacy and Biochemistry, UBA, Junín 956 (C1113AAD) Buenos Aires, Argentina. E-mail: hanzel @ ffyb.uba.ar | (*) Argentina
[+ Info]
094 | Poster Presentation | 09.Mitochondria and Apoptosis
Acute and chronic vitamin A supplementation induces oxidative stress to submitochondrial particles isolated from cerebral cortex and cerebellum of adult Wistar rats
de Oliveira, MR 1(*); Silvestrin, RB 1; Pasquali, MAB 1; Lorenzi, R 1; Jardim, FR 1; Hoff, MLM 1; Rocha, RF 1; Zannoto-Filho, A 1; Oliveira, MWS 1; Trindade, NA 1; Klamt, F 1; Mello e Souza, T 1; Moreira, JCF 1
1 - Departamento de Bioquímica, UFRGS | (*) Brazil
[+ Info]
095 | Poster Presentation | 04.Signal Transduction
Retinol and retinoic acid increase mmp-2 acivity by ROS production in cultured Sertoli cells
DALMOLIN, RJS 1(*); ZANOTTO-FILHO, A 1; DUARTE, RF 1; PASQUALI, MAB 1; DE OLIVEIRA, RB 1; MOREIRA, JCF 1
1 - DEPARTAMENTO DE BIOQUÍMICA, ICBS, UFRGS | (*) Brazil
[+ Info]
098 | Poster Presentation | 03.Redox Biology: Metals and Thiols
Increased radical production in Saccharomyces cerevisiae Tsa1/Tsa2-null cultures challenged with hydrogen peroxide is likely to be mediated by SOD1.
Ogusucu, R 1(*); Rettori, D 1; Netto, L.E.S. 1; Augusto, O 2
1 - Universidade de São Paulo | (*) Brazil
[+ Info]
101 | Poster Presentation | 06.Inflammation, Oxidants and Myeloperoxidase in Disease
SYSTEMIC OXIDATIVE STRESS AND MONOCYTE ACTIVATION IN GRAVES´ DISEASE
Freitas, M.C.V. 1(*); Simon-Giavarotti, K.A. 1; Cardoso, A.S.C 1; Nogueira-Neto, J. 1; Salomão, R. 2; Martins, J.R.M. 3; Junqueira, V.B.C. 1
1 - Depto. Ciências Biológicas, UNIFESP Diadema | (*) Brazil
[+ Info]
102 | Poster Presentation | 03.Redox Biology: Metals and Thiols
Oxidative stress biochemistry: potential biomarkers of heavy metal contamination in the Grey Mangrove, Avicennia marina (Forsk.) Vierh.
Caregnato, FF 1(*); Koller, CE 2; Moreira, JCF 1; MacFarlane, GR 2
1 - UFRGS | (*) Brazil
[+ Info]
103 | Poster Presentation | 07.Peroxynitrite Chemistry and Biochemistry
The enhanced cell resistance to S-nitrosoglutathione conferred by thioredoxin 1 correlates with regulation of intracellular levels of nitrosothiols and ERK1/2 up-regulation.
ARAI, RJ 1(*); MASUTANI, H 2; YODOI, J 2; Augusto, O 3; MONTEIRO, HP 1
1 - Universidade Federal de São Paulo, Cintergen | (*) Brazil
[+ Info]
106 | Poster Presentation | 11.Nitration, Nitrosation and Oxidation in Protein Function
THE MECHANISM BY WHICH TEMPOL INHIBITS PEROXIDASE-MEDIATED PROTEIN NITRATION
Vaz, SM 1(*); Augusto, O 2
1 - Departamento de Bioquímica, Instituto de Química, Universidade de São Paulo | (*) Brazil
[+ Info]
107 | Poster Presentation | 03.Redox Biology: Metals and Thiols
EFFECTS OF MANGANESE ON BIOCHEMICAL PARAMETERS OF OXIDATIVE STRESS AND ON GLUTAMATERGIC SYSTEM IN A MODEL OF CHRONIC OCCUPATIONAL EXPOSURE IN RATS.
Palma, AS 1(*); Ávila, DS 1; Colle, D 1; Gubert, P 1; Dalla Corte, CL 1; Rocha, JBT 1; Soares, FAA 1
1 - Universidade Federal de Santa Maria | (*) Brazil
[+ Info]
108 | Poster Presentation | 01.Oxygen Radical Chemistry and Detection
Singlet oxygen-mediated oxidation of tryptophan: mechanistic aspects and oxidation products characterization.
Ronsein, GE 1(*); Miyamoto, S 1; Oliveira, MCB 1; Medeiros, MHG 1; Di Mascio, P 1
1 - Depto de Bioquímica - Instituto de Química - USP - SP - Brazil | (*) Brazil
[+ Info]
109 | Poster Presentation | 09.Mitochondria and Apoptosis
Crosstalk between mitochondria and NAD(P)H oxidase in vascular smooth muscle cell ROS generation.
Wosniak Jr, J 1(*); Santos, CXC 1; Laurindo, FRM 1
1 - InCor-HC/FMUSP | (*) Brazil
[+ Info]
110 | Poster Presentation | 01.Oxygen Radical Chemistry and Detection
First Evidence for a Stable, Aqueous Nitroxyl on a Non-Heme Iron Platform
Montenegro, AC 1(*); Bari, SE 1; Roncaroli, F 1; Murgida, DH 1; Olabe, JA 1
1 - Departamento de Quimica Inorganica, Analitica y Quimica Fisica, Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires / INQUIMAE-CONICET | (*) Argentina
[+ Info]
111 | Poster Presentation | 04.Signal Transduction
Retinol induced apoptosis in Sertoli cells is dependent on ROS-mediated ERK 1/2 and AP1 activation
Zanotto-Filho, A 1(*); Gelain, DP 1; Pasquali, MAB 1; de Oliveira, RB 1; Dalmolin, RJS 1; Rocha, RF 1; de Oliveira, MR 1; Moreira, JCF 1
1 - UFRGS-Universidade Federal do Rio Grande do Sul | (*) Brazil
[+ Info]
112 | Poster Presentation | 04.Signal Transduction
REDOX REGULATION OF RESVERATROL MEDIATED SWITCHING OF DEATH SIGNAL INTO SURVIVAL SIGNAL
DAS, D.K. 1(*)
1 - University of Connecticut School of Medicine | (*) United States
[+ Info]
113 | Poster Presentation | 01.Oxygen Radical Chemistry and Detection
PHOTODYNAMIC THERAPY OF FELINE SQUAMOUS CELL CARCINOMA WITH METHYL 5-AMINOLEVULINATE
Emilio, C.R. 1(*); Bechara, E.J.H. 2; Dagli, M.L.Z. 3; Dutra, F. 4; Gioso, M.A. 3; Pinotti, M. 5; Zezell, D.M. 1
1 - Instituto de Pesquisas Energéticas e Nucleares | (*) Brazil
[+ Info]
114 | Poster Presentation | 10.Neurodegeneration and Neuroprotection
3-Methylglutaric acid and 3-methylglutaconic acid induce oxidative stress in rat brain
Seminotti, B. 1(*); Leipnitz, G. 1; Haubrich, J. 1; Solano, A. 1; Bortoli, G. de 1; Amaral, A.U. 1; Dutra Filho, C.S. 1; Latini, A. 2; Wajner, M. 3
1 - Departamento de Bioquímica-UFRGS | (*) Brazil
[+ Info]
117 | Poster Presentation | 10.Neurodegeneration and Neuroprotection
Consequences of SOD1 and its G93A mutant expression in neuroblastomas: Implications for amyotrophic lateral sclerosis (ALS)
Cerqueira, FM 1(*); Medinas, DB 1; Demasi, M 2; Augusto, O 3
1 - Department of Biochemistry, Institute of Chemistry, University of São Paulo | (*) Brazil
[+ Info]
119 | Poster Presentation | 01.Oxygen Radical Chemistry and Detection
Ozone induces singlet oxygen production in the presence of purine DNA bases
Motta, F D 1(*); Miyamoto, S 1; Martinez, G R 2; Medeiros, M H G 1; Di Mascio, P 1
1 - Departamento de Bioquímica, Instituto de Química, Universidade de São Paulo, São Paulo, Brasil | (*) Brazil
[+ Info]
120 | Poster Presentation | 09.Mitochondria and Apoptosis
REDOX PROPERTIES OF ATP-SENSITIVE K+ CHANNELS IN BRAIN MITOCHONDRIA
Fornazari, M 1(*); de Paula, JG 1; Castilho, RF 2; Kowaltowski, AJ 1
1 - Departamento de Bioquímica, Instituto de Química, Universidade de São Paulo | (*) Brazil
[+ Info]
126 | Poster Presentation | 10.Neurodegeneration and Neuroprotection
A POSSIBLE NEUROPROTECTIVE EFFECT OF AN ORGANOTELLURIUM COMPOUND
Ávila, DS 1(*); Gubert, P 1; Palma, AS 1; Nogueira, CW 1; Rocha, JBT 1; Soares, FAA 1
1 - Universidade Federal de Santa Maria | (*) Brazil
[+ Info]
127 | Poster Presentation | 06.Inflammation, Oxidants and Myeloperoxidase in Disease
In vitro sodium nitroprusside-mediated toxicity on  Leishmania amazonensis promastigotes and axenic amastigotes
Castro-Pinto, DB 1(*); Soares-Bezerra, RJ 1; Gomes-da-Silva, L 1; Fabrino, DL 1; Bellato-Santos, T 1; Canto-Cavalheiro, MM 1; Leon, LL 1; Genestra, M 1
1 - Oswaldo Cruz Foundation/FIOCRUZ | (*) Brazil
[+ Info]
128 | Poster Presentation | 03.Redox Biology: Metals and Thiols
Guanosine and Synthetic Organoselenium Compounds Modulate Methylmercury-Induced Oxidative Stress in Rat Brain Cortical Slices:  Involvement of Glutamatergic System
Roos, D. H. 1(*); Puntel, R. L. 1; Santos, M. M. 1; Souza, D. O. 2; Farina, M. 3; Nogueira, C. W. 1; Aschner, M. 4; Rocha, J. B. T. 1
1 - Universidade Federal de Santa Maria | (*) Brazil
[+ Info]
129 | Poster Presentation | 01.Oxygen Radical Chemistry and Detection
Thymine Hydroperoxide induces base modification, strand breaks and singlet oxygen generation
Prado, FM 1(*); Ronsein, GE 1; Miyamoto, S 1; Martinez, GR 2; Medeiros, MHG 1; Di Mascio, P 1
1 - Departamento de Bioquímica - Instituto de Química - USP - São Paulo - Brazil | (*) Brazil
[+ Info]
003 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Protection of  purple grape juice, organic and conventional,  against free radical damages in old Wistar rat
Dani, C 1(*); Umezu, FM 1; Pasquali, MAB 2; Salvador, M 1; Moreira, JC 2; Henriques, JA 1
1 - Instituto de Biotecnologia, Universidade de Caxias do Sul | (*) Brazil
[+ Info]
019 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Antioxidant Activity and Phenolic Content of White and Purple Juices Manufactured with Organically-or Conventionally-Produced Grapes
Oliboni, L.S 1(*); Dani, C. 1; Vanderlinde, R. 1; Bonatto, D. 1; Salvador, M. 1; Henriques, J.A.P 1
1 - Instituto de Biotecnologia/Departamento de Ciências Biomédicas/Universidade de Caxias do Sul | (*) Brazil
[+ Info]
054 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Blood antioxidant parameters in sickle cell trait subjects and sickle cell anaemia patients
Manfredini, V 1(*); Lazzaretti, L.L. 2; Martins, V.D. 3; Baccin, A.C. 3; Peralba, M.C.R. 4; Benfato, M.S.
1 - LEO Depto de Biofísica IB, UFRGS Programa de Pós-Graduação em Biologia Celular e Molecular, Universidade Regional Integrada (URI-Erechim) | (*) Brazil
[+ Info]
057 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Electronegative low density lipoprotein content is modulated by physical activity performance   
Mello, APQ 1(*); Lima, PA 1; Abdalla, DSP 1; Gidlund, MA 1; Damasceno, NRT 1
1 - Universidade de São Paulo | (*) Brazil
[+ Info]
140 | Poster Presentation | 08.Mammalian Host Cell-Pathogen Interactions
TEMPOL INHIBITS LEISHMANICIDAL MECHANISMS
Linares, E 1(*); Giorgio, S 2; Augusto, O 3
1 - Departamento de Bioquímica - Instituto de Química – USP - Brazil | (*) Brazil
[+ Info]
141 | Poster Presentation | 11.Nitration, Nitrosation and Oxidation in Protein Function
SERUM NITRATE LEVELS IN ALCOHOLIC PATIENTS.
Sameer, R.K 1(*); Patil, V.W 2
1 - Senior Research Fellow | (*) India
[+ Info]
142 | Poster Presentation | 07.Peroxynitrite Chemistry and Biochemistry
Direct Detection of Nitric Oxide by EPR in a Model of Septic Shock
Méndez Chavez, F. J. 1(*); Villanueva, C. 2; Vera Arzave, C. 2; Ramírez Rosales, D. 1; Zamorano Ulloa, R. 1
1 - ESFM-IPN | (*) Mexico
[+ Info]
143 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Comparison of antioxidant activity of peach fleshes extracts and chlorogenic acid by chemiluminescence
Rossato, S.B. 1(*); Moreira, J.C.F. 1; Zuanazzi, J.A. 1
1 - UFRGS | (*) Brazil
[+ Info]
148 | Poster Presentation | 03.Redox Biology: Metals and Thiols
Kinetics and influence of pH on the reactivity of Diphenly Diselenide (DPDS) with thiols of pharmacological significance and anti-oxidant potential in Rat Brain, Liver and Kidney.
Hassan, Waseem 1(*); Rocha, JBT 1
1 - Programa de Pós-graduação em Bioquímica Toxicológica,UFSM, Brazil | (*) Brazil
[+ Info]
149 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Antioxidant and free radical scavenging potential of mate (Ilex paraguariensis) powders.
SILVA, F.A. 1(*); KAPPEL, V.D. 2; MOREIRA, J.C.F. 2; BASSANI, V.L. 1
1 - Programa de Pós-graduação em Ciências Farmacêuticas, UFRGS | (*) Brazil
[+ Info]
156 | Poster Presentation | 08.Mammalian Host Cell-Pathogen Interactions
PROTEIN DISULFIDE ISOMERASE (PDI) ASSOCIATED TO NADPH OXIDASE IS REQUIRED FOR EFFICIENT LEISHMANIA PHAGOCYTOSIS IN MACROPHAGES
Santos, CX 1(*); Takemoto, PV 2; Amanso, A 3; Lopes, L 4; Goto, H 5; Laurindo, FR 1
1 - Heart Institute-FMUSP | (*) Brazil
[+ Info]
165 | Poster Presentation | 02.Cyclooxygenase, Lipid Peroxidation and Nitrolipids
LIPID PEROXIDATION AND MEMBRANE PROTEIN THIOL CONTENT IN PLASMA OF PATIENTS WITH PEROXISOMAL BIOGENESIS DISORDERS.
Deon, M 1(*); Sitta, A 1; Barschak, A.G 1; Terroso, T 2; Pigatto, M 2; Barden, A 2; Oliveira, A.B 3; Schmitt, G.O 3; Coelho, D.M 3; Jardim, L.B 3; Giugliani, R 1; Wajner, M 1; Vargas, C.R 4
1 - Medical Genetics Service, HCPA / Dep Biochemistry, ICBS, UFRGS | (*) Brazil
[+ Info]
174 | Poster Presentation | 03.Redox Biology: Metals and Thiols
Effect of Diphenyl Diselenide in H2O2 formation induced by MeHg in rat liver and kidney
Lugokenski, T. H. 1(*); Roos, D. H. 1; Santos, M 1; Puntel, R. L. 1; Zeni, G. 1; Aschner, M 2; Rocha, J. B. T. 1
1 - Universidade Federal de Santa Maria - UFSM | (*) Brazil
[+ Info]
176 | Poster Presentation | 03.Redox Biology: Metals and Thiols
Effect of quercetin in H2O2 formation induced by MeHg and calcium in rat liver mitochondria
Wagner, C. 1(*); Vargas, A.P. 1; Nogueira, C.W. 1; Rocha, J.B.T. 1
1 - Universidade Federal de Santa Maria-UFSM-Brazil | (*) Brazil
[+ Info]
178 | Poster Presentation | 07.Peroxynitrite Chemistry and Biochemistry
Nitric Oxide is produced during Heparin-induced Capacitation in Cryopreserved Bovine Spermatozoa.
Rodriguez, PC 1(*); Valdez, LB 2; Zaobornyj, T 2; Boveris, A 2; Beconi, MT 1
1 - School of Veterinary Science, University of Buenos Aires | (*) Argentina
[+ Info]
184 | Poster Presentation | 03.Redox Biology: Metals and Thiols
REDOX  MODULATION OF THE HYDROLYTIC ACTIVITY AND ELECTRON TRANSFER ABILITY OF THE CISTEYNIL-RICH THIMET OLIGOPEPTIDASE EP24.15
Piassa, G.M. 1(*); Castro, L.M. 2; Ferreira, J.C. 3; Nantes, I.L. 3; Rioli, V. 4; Ferro, E.S. 2; Demasi, M. 1
1 - Laboratório de Bioquímica e Biofísica - Instituto Butantan | (*) Brazil
[+ Info]
182 | Poster Presentation | 03.Redox Biology: Metals and Thiols
S-Glutathionylation of the 20S proteasome increases degradation of oxidized proteins in the yeast Saccharomyces cerevisiae
Silva, G.M. 1(*); Netto, L.E.S. 2; Demasi, M. 1
1 - Laboratório de Bioquímica e Biofísica, Instituto Butantan, São Paulo, SP, Brazil | (*) Brazil
[+ Info]
194 | Poster Presentation | 11.Nitration, Nitrosation and Oxidation in Protein Function
Myosin activity is reduced by S-nitrosation being an important target for nitrosative stress in skinned muscle fibers.
Nogueira, L 1(*); Figueiredo-Freitas, C 1; Magdesian, MH 1; Sorenson, MM 1
1 - Instituto de Bioquímica Médica - UFRJ | (*) Brazil
[+ Info]
238 | Poster Presentation | 01.Oxygen Radical Chemistry and Detection
Oxidative stress  markers in a  glaucoma model.
Ferreira, SM 1(*); Lerner, SF 1; Evelson, PA 1; Llesuy, SF 1
1 - Laboratory of oxidative stress in human pathologies. University of Buenos Aires | (*) Argentina
[+ Info]
252 | Poster Presentation | 01.Oxygen Radical Chemistry and Detection
ESR STUDIES OF FREE RADICALS GENERATED FROM 5-NITROINDAZOLINONES DERIVATIVES BY ELECTROCHEMICAL AND BIOLOGYCAL REDUCTION
FOLCH, C 1(*); olea, C 1; norambuena, e 2; arán, v 3; Martins, M 4
1 - Facultad de Ciencias Quimicas y Farmaceuticas, Universidad de Chile | (*) Chile
[+ Info]
279 | Poster Presentation | 11.Nitration, Nitrosation and Oxidation in Protein Function
Tools for denitrosating and trapping biological S-nitrosothiols
Silva, V.A. 1(*); Möller, M.N. 1; Denicola, A 2
1 - Lab. Fisicoquímica Biológica, Facultad de Ciencias, and Center for Free Radical and Biomedical Research, Universidad de la República, Uruguay | (*) Uruguay
[+ Info]
221 | Poster Presentation | 10.Neurodegeneration and Neuroprotection
THE METABOLITES THAT ACCUMULATE IN MCAD DEFICIENCY ELICIT OXIDATIVE STRESS IN RAT BRAIN
Latini, A 1(*); Schuck, PF 2; Ferreira, GC 2; Ceolato, PC 2; Tonin, A 2; Wajner, M 3
1 - Departamento de Bioquímica, CCB, UFSC | (*) Brazil
[+ Info]
463 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Use of nitroxide pre-fluorescent nitroxide probes on the study of antioxidants and free radical processes in biological systems
Aspée, A 1(*); Bar-Magen, T. 1; Orrego, A 1; Mikelsons, L 2; Scaiano, J.C. 2
1 - Facultad de Química y Biología, Universidad de Santiago de Chile | (*) Chile
[+ Info]
357 | Poster Presentation | 05.Nitric Oxide, Peroxynitrite and Oxidants in Redox Vascular Biology
ACTIVATION OF ENDOTHELIAL NITRIC OXIDE SYNTHASE BY PROANTHOCYANIDIN-RICH FRACTION (PRF) FROM Croton celtidifolius (Euphorbiaceae): INVOLVEMENT OF EXTRACELLULAR CALCIUM INFLUX IN RAT THORACIC AORTA.
DalBó, S 1(*); Goulart, S 1; Hort, MA 1; Horst, H 1; Pizzolatti, MG 1; Ribeiro-do-Valle, RM 1
1 - Universidade Federal de Santa Catarina | (*) Brazil
[+ Info]
363 | Poster Presentation | 05.Nitric Oxide, Peroxynitrite and Oxidants in Redox Vascular Biology
EVIDENCE FOR THE ACTIVATION OF THE NO-CGMP PATHWAY AND POTASSIUM CHANNELS IN THE RELAXATION INDUCED BY PROANTHOCYANIDIN-RICH FRACTION (PRF) FROM Croton celtidifolius (Euphorbiaceae) IN RAT SMALL RESISTANCE ARTERIES.
DalBó, S 1(*); Moreira, ELG 1; Brandão, FC 1; Horst, H 1; Pizzolatti, MG 1; Ribeiro-do-Valle, RM 1
1 - Universidade Federal de Santa Catarina | (*) Brazil
[+ Info]
284 | Poster Presentation | 06.Inflammation, Oxidants and Myeloperoxidase in Disease
Effects of aminoacetone, a threonine metabolite, on insulin-producing cells
Sartori, A 1(*); Mano, C M 1; Malpartida, H M G 1; Sogayar, M C 1; Bechara, E J H 1
1 - Departamento de Bioquímica, IQ-USP, SP | (*) Brazil
[+ Info]
133 | Poster Presentation | 09.Mitochondria and Apoptosis
MccJ25 induce the superoxide and ROS overproduction in isolated mitochondria.
Niklison Chirou, María Victoria 1(*); Fernández de Arcuri, B 2; Bellomio, A 2; Minahk, C 2; Morero, R 2
1 - Departamento Bioquímica de la Nutrición del INSIBIO, CONICET/UNT e Instituto de Química Biológica "Dr. Bernabé Bloj" UNT. | (*) Argentina
[+ Info]
043 | Poster Presentation | 06.Inflammation, Oxidants and Myeloperoxidase in Disease
Response to oxidative stress caused by H2O2 in seven human pathogenic Candida species
Abegg, MA 1(*); Honorato, RR 2; Benfato, MS 3
1 - Programa de Pós-Graduação em Biologia Celular e Molecular - PPGBCM - Universidade Federal do Rio Grande do Sul - UFRGS and Universidade Paranaense - UNIPAR | (*) Brazil
[+ Info]
122 | Poster Presentation | 06.Inflammation, Oxidants and Myeloperoxidase in Disease
Effect of two neolignans on NADPH consumption by constitutive nitric oxide synthase (cNOS) and trypanothione reductase (TR) of Leishmania amazonensis  
Soares, ROA 1(*); Genestra, M 1; Castro-Pinto, DB 1; Cabral, MMO 1; Kato, MJ 2; Soares-Bezerra, RJ 1; Gomes-da-Silva, L 1; Leon, LL 1
1 - Oswaldo Cruz Foundation/FIOCRUZ | (*) Brazil
[+ Info]

17:00 a 17:40 - Café y alfajores


17:40 a 19:45 - Colloquium 03

Redox Biology: Metals and Thiols

Chairperson: Ph.D. James K. Hurst - Washington State U. (United States)

244 | 17:40 - 18:05 | Invited Lecture | 03.Redox Biology: Metals and Thiols
Genome-wide analysis of thiol oxidoreductases
Gladyshev, VN 1(*)
1 - University of Nebraska | (*) United States
[+ Info]
250 | 18:05 - 18:30 | Invited Lecture | 03.Redox Biology: Metals and Thiols
Peroxynitrite-mediated thiol oxidation: unraveling the role of peroxiredoxins in peroxynitrite detoxification
Trujillo, M 1(*); Botti, H 1; Ferrer-Sueta, G 2; Radi, R 1
1 - Departamento de Bioquímica and Center for Free Radical and Biomedical Research, Facultad de Medicina, Uruguay | (*) Uruguay
[+ Info]
338 | 18:30 - 18:55 | Invited Lecture | 03.Redox Biology: Metals and Thiols
Structural studies and electron transfer on Cytochrome c Oxidases
Vila, A.J. 1(*)
1 - Instituto de Biología Molecular y Celular de Rosario (IBR), and Biophysics Section, Universidad Nacional de Rosario (Argentina) | (*) Argentina
[+ Info]
385 | 18:55 - 19:20 | Oral Presentation | 03.Redox Biology: Metals and Thiols
Functional and Structural Characterization of Cytosolic Thioredoxin System from Sacharomyces cerevisiae. Insights into Protein-Protein Interactions.
Oliveira, MA 1(*); Amorim, GC 2; Pinheiro, AS 2; Valente, AP 2; Almeida, FCL 2; Guimarães, BG 3; Alves, SV 1; Netto, LES 1
1 - Departamento de Genética e Biologia Evolutiva, Instituto de Biociências, Universidade de São Paulo | (*) Brazil
[+ Info]
185 | 19:20 - 19:45 | Oral Presentation | 03.Redox Biology: Metals and Thiols
CD and EPR Structural Studies of Liposome-contained Cytochrome c Challenged with Peroxides
Mano, C M 1(*); Barros, M P 2; Nascimento, O R 3; Nantes, I L 4; Dyszy, F H 1; Bechara, E J H 1
1 - IQ - Universidade de São Paulo | (*) Brazil
[+ Info]