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FREE RADICALS 2007
Visitas al sitio: 2242688   
Cronograma Programa extendido Listado de participantes  
September, Sunday 2  |  September, Monday 3  |  September, Tuesday 4  |  September, Wednesday 5  |  September, Thursday 6  | 


 September, Wednesday 5 
 Room 01 
08:30 a 10:00 - Plenary Lectures

Chairpersons: Ph.D. Bruce Freeman - University of PIttsburgh (United States)

Prof.Dr. Leopold Flohé - MOLISA GmbH (Germany)

459 | 08:30 - 09:15 | Plenary Lecture
Modulating protein nitration/denitration in physiological and pathophysiological conditions.
Stuehr, D. 1(*); Koeck, T. 1; Aulak, K. 1
1 - Department of Pathobiology, Lerner Research Institute, Cleveland Clinic | (*) USA
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350 | 09:15 - 10:00 | Plenary Lecture
Fibrillation mechanism of the intrinsically disordered protein alpha-synuclein in Parkinson’s disease: From paramagnetic spin labels to paramagnetic metal ions
Fernandez, CO 1(*); Binolfi, A 1; Bertoncini, CW 2; Rasia, R 2; Lamberto, G 1; Zweckstetter, M 2; Griesinger, C 2; Jovin, TM 2
1 - Instituto de Biologia Molecular Y Celular de Rosario | (*) Argentina
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10:00 a 10:30 - Café y alfajores


10:30 a 12:10 - Colloquium 09

Mitochondria and Apoptosis

Chairperson: Prof. Alberto Boveris - Univ. of Buenos Aires (Argentina)

445 | 10:30 - 10:55 | Invited Lecture | 09.Mitochondria and Apoptosis
Mitochondrial Protein Post-Translational Modifications and Energy Metabolism
Zhou, Q. 1(*); Lam, P. 1; Cadenas, E. 1
1 - Pharmacology & Pharmaceutical Sciences, School of Pharmacy, University of Southern California, Los Angeles, CA 90089, USA | (*) USA
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381 | 10:55 - 11:20 | Invited Lecture | 09.Mitochondria and Apoptosis
Insulin modulates muscle oxygen and glucose metabolism via mitochondrial nitric oxide
Finocchietto, PV 1(*); Holod, SA 2; Carreras, MC 3; Poderoso, JJ 4
1 - Laboratory of Oxygen Metabolism, University of Buenos Aires | (*) Argentina
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135 | 11:20 - 11:45 | Oral Presentation | 09.Mitochondria and Apoptosis
Mitochondrial dysfunction in rat hippocampus upon aging
Navarro, A 1(*); Lopez-Cepero, JM 2; Bandez, MJ 3; Sanchez-Pino, MJ 4; Gomez, C 5; Cadenas, E 6; Boveris, A 7
1 - Department of Biochemistry and Molecular Biology, Shool of Medicine, University of Cadiz | (*) Spain
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076 | 11:45 - 12:10 | Oral Presentation | 09.Mitochondria and Apoptosis
The actin-binding protein Cofilin as the major promoter of oxidant-induced apoptosis in tumor cells
Klamt, F 1(*); Zdanov, S 2; Zhang, B 2; Zhang, Y 2; Veenstra, TD 3; Yu, LR 3; Shacter, E 2
1 - UFRGS | (*) Brazil
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13:00 a 14:00 - Free Radical School

Nitric oxide diffusion and reactions

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

Working with redox enzymes to study free radical processes

Invited Speaker: Ph D Beatriz Alvarez - Laboratorio de Enzimologia, Facultad de Ciencias y Centro de Investigaciones Biomedicas en Radicales Libres (Uruguay)


14:15 a 15:15 - Workshop

High Resolution Respirometry

Invited Speaker: Erich Gnaiger - Medical University- Innsbruck (Austria)

245 | Workshop Presentation
Competitive inhibition of respiration by nitric oxide and oxygen limitation of NO production in cells with iNOS overexpression: A high-resolution respirometric study
Cadenas, S 1(*); Aguirre, E 1; Rodriguez-Juarez, F 1; Bellelli, A 2; Gnaiger, E 3
1 - Fundación Centro Nacional de Investigaciones Cardiovasculares | (*) Spain
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15:30 a 17:30 - Poster Session

437 | Poster Presentation | 05.Nitric Oxide, Peroxynitrite and Oxidants in Redox Vascular Biology
L-Arginine Metabolism in Endothelial Cells Exposed to Cigarette Smoke Extract
Calcerrada, P 1(*); Peluffo, G 1; Piacenza, L. 1; Radi, R 1
1 - Departamento de Bioquímica and Center For Free Radical and Biomedical Research, Facultad de Medicina Universidad de la República | (*) Uruguay
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258 | Poster Presentation | 09.Mitochondria and Apoptosis
HEART MITOCHONDRIAL NITRIC OXIDE SYNTHASE IN RAT ADAPTATION TO HIGH ALTITUDE (4340 m). EFFECT OF SILDENAFIL, L-NAME AND L-ARGININE
Zaobornyj, T 1(*); Valdez, LB 1; Iglesias, DE 1; Gasco Tantachuco, ME 2; Gonzales, GF 2; Boveris, A 1
1 - Laboratory of Free Radical Biology (PRALIB-CONICET), Physical Chemistry Division, School of Pharmacy and Biochemistry, University of Buenos Aires, Buenos Aires, Argentina | (*) Argentina
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264 | Poster Presentation | 09.Mitochondria and Apoptosis
LOW DOSES OF 2,4-DINITROPHENOL INCREASES LIFE SPAN IN MICE
Caldeira, C.C 1(*); Cerqueira, F. 1; Kowaltowski, A.J 1; Barbosa, LF 2; Medeiros,, M.H.G
1 - Departamento de Bioquímica - Instituto de Química - Universidade de São Paulo | (*) Brazil
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059 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
CATALASE (CAT), SUPEROXIDE DISMUTASE (SOD), GLUTATHIONE PEROXIDASE (GPx) ACTYVITIES AND THE PROTEIN CARBONYLATION AMONG NAIVE AND EXPERIENCED MALE RAT HEART
Salomon, T. B. 1(*); Hackenhaar, F. S. 1; Alabarse, P. V. G. 1; Benfato, M. S. 2
1 - LEO, Depto. de Biofísica, IB, UFRGS, Brazil | (*) Brazil
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342 | Poster Presentation | 09.Mitochondria and Apoptosis
INHIBITORS OF NITRIC OXIDE SYNTHASE  INDUCES MEMBRANE PERMEABILITY TRANSITION IN RAT LIVER MITOCHONDRIA
Leite, ACR 1(*); Alberici, LC 2; Utino, FL 2; Garcia, R 2; Castilho, RF 2; Vercesi, AE 2; Oliveira, HC 1
1 - Departamento de Fisiologia e Biofísica, UNICAMP | (*) Brazil
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333 | Poster Presentation | 06.Inflammation, Oxidants and Myeloperoxidase in Disease
Fructose-1,6-bisphosphate attenuates oxidative stress in rats with experimental sepsis
Pires, MGS 1(*); Cunha, AA 1; Oliveira, LM 2; Biolchi, V 2; Poloni, JAT 1; D'Avila, LC 1; Ferreira, TM 1; Figueiredo, CEP 3; Oliveira, JR 1
1 - PUCRS | (*) Brazil
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263 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Improving the tomato fruit quality through enhancement of antioxidants content: a case for nutritional genomics.
Lima Silva, VV 1(*); Fernández Muñoz, R 2; Granell Richart, A 3; Valpuesta Fernández, V 1; Botella, M.A. 1
1 - Laboratorio de Bioquímica y Biotecnología Vegetal, Universidad de Málaga. | (*) Spain
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218 | Poster Presentation | 03.Redox Biology: Metals and Thiols
Diphenyl diselenide, a simple glutathione peroxidase mimetic, inhibits human LDL oxidation in vitro
Bem, A.F. 1(*); Farina, M.F. 1; Portella, R.L. 2; Nogueira, C. W. 2; Dinis, T. 3; Laranjinha, J. N. 3; Almeida, L.A. 3; Rocha, J.B.T. 2
1 - Universidade Federal de Santa Catarina | (*) Brazil
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243 | Poster Presentation | 09.Mitochondria and Apoptosis
Physiological Regulation of Heart Mitochondrial Nitric Oxide Synthase
Valdez, LB 1(*); Zaobornyj, T 1; Bombicino, S 1; Boveris, A 1
1 - Laboratory of Free Radical Biology (PRALIB-CONICET), Physical Chemistry Division, School of Pharmacy and Biochemistry, University of Buenos Aires, Buenos Aires, Argentina | (*) Argentina
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254 | Poster Presentation | 10.Neurodegeneration and Neuroprotection
Adverse interactions between haloperidol and valerian
Dalla Corte, CL 1(*); Fachinetto, R 1; Colle, D 1; Pereira, RP 1; Villarinho, J 1; Ávila, DS 1; Wagner, C 1; Pereira, ME 1; Nogueira, CW 1; Soares, FAA 1; Rocha, JBT 1
1 - Universidade Federal de Santa Maria | (*) Brazil
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281 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
A new method to evaluate total antioxidant capacity against reactive oxygen and nitrogen species (RONS) in aquatic organisms
Amado, L.L. 1(*); DíAZ,, M.J. ; da Rocha, A.M. 1; Ferreira, J. L. R. 2; Garcia, M.L. 2; Ramos, P.B. 2; Urrutia, R. 3; Beltrán, C. 3; Monserrat, J.M. 1
1 - PPGCF-FAC; Fundação Universidade Federal do Rio Grande - FURG | (*) Brazil
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313 | Poster Presentation | 04.Signal Transduction
Heme, a proinflammatory molecule, inhibits neutrophil apoptosis: Involvement of a classical PKC isoform and ROS signaling.
Barcellos-de-Souza, P. 1(*); Ribeiro-Pereira, C. 1; Serezani, C.H. 2; Barja-Fidalgo, C. 1; Arruda, M.A. 1
1 - UERJ | (*) Brazil
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297 | Poster Presentation | 10.Neurodegeneration and Neuroprotection
Oxidative stress in brain: Steroid hormones effects during aging.
de Aguiar, R.B. 1(*); Wigg, R 1; Monserrat, J.M. 1; Barros, D.M. 1; Martínez, P. E. 1
1 - Fundação Universidade Federal do Rio Grande | (*) Brazil
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298 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
QUERCETIN REVERSES THE INHIBITORY EFFECT OF MENADIONE ON INTESTINAL CALCIUM ABSORPTION
Marchionatti, A 1(*); Pérez, A 1; Díaz de Barboza, G 1; Pacciaroni, A 2; Pereira, M 1; Tolosa de Talamoni, N 1
1 - Laboratorio "Dr. F. Cañas", Cátedra de Bioquímica y Biología Molecular, Facultad de Ciencias Médicas, Universidad Nacional de Córdoba, Córdoba, Argentina | (*) Argentina
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302 | Poster Presentation | 05.Nitric Oxide, Peroxynitrite and Oxidants in Redox Vascular Biology
Uremia induces oxidative stress in human arteries and in endothelial cells
Werneck, ML 1(*); França, KC 1; Fortes, PC 1; Aveles, PR 1; Guilgen, G 1; Fernandes, DC 2; Laurindo, FR 2; Pecoits-Filho, R 1; Nakao, LS 1
1 - Center for Health and Biological Sciences - Pontificia Universidade Católica do Paraná | (*) Brazil
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307 | Poster Presentation | 09.Mitochondria and Apoptosis
Tissue and Substrate-Specific Characteristics of Mitochondrial Reactive Oxygen Species Release
Tahara, EB 1(*); Navarete, FDT 1; Kowaltowski, AJ 1
1 - Instituto de Química, Universidade de São Paulo | (*) Brazil
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310 | Poster Presentation | 10.Neurodegeneration and Neuroprotection
Trauma Brain Injury Decreases Ca+2 Influx in Slices from Cortex, Hippocampus and Striatum and increase radical free production: Protective effect of Diphenyl Diselenide
Luís Flávio Souza de Oliveira, Oliveira 1(*); Robson Luiz, Puntel 1; Roselei, Fachinetto 1; Jardel, Villarino 1; Cristina Wayne, Nogueira 1; Gilson, Zeni 1; João Batista Teixeira, Rocha 1
1 - UFSM | (*) Brazil
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269 | Poster Presentation | 09.Mitochondria and Apoptosis
INHIBITION OF BRAIN MITOCHONDRIAL NITRIC OXIDE PRODUCTION DURING PERMEABILITY TRANSITION
Bustamante, J 1(*); Czerniczyniec, A 1; Lores Arnaiz, S 1
1 - Laboratory of Free Radical Research, School of Pharmacy and Biochemistry, University of Buenos Aires | (*) Argentina
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274 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Antioxidant effects of 2-benzylidene-4-phenyl-1,3-diselenide in brain of mice
Buriol, L.M. 1(*); Alves, D. 1; Nogueira, C. W. 2
1 - Laboratório de Síntese, Reatividade e Avaliação Farmacológica e Toxicológica de Organocalcogênios | (*) Brazil
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275 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
DEHYDROEPIANDROSTERONE EFFECTS ON PLASMA ALPHA-TOCOPHEROL, METABOLIC AND HEMODYNAMIC PARAMETERS IN FRUCTOSE-OVERLOADED RATS.
Carranza, A 1(*); Galleano, M 2; Mayer, MA 3; Faya, I 4; Peredo, HA 5; Puyó, AM 4
1 - Cátedra de Fisiopatología, Facultad de Farmacia y Bioquímica (FFyB), Universidad de Buenos Aires (UBA) | (*) Argentina
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285 | Poster Presentation | 10.Neurodegeneration and Neuroprotection
Extracellular ATP accumulation in cultured astrocytes: modulation by oxidative stress.
Gandelman, M 1(*); Garré, JM 2; Cassina, MP 3; Abudara, V 2; Barbeito, L 1
1 - Laboratorio de Neurodegeneración, Institut Pasteur Montevideo, Uruguay | (*) Uruguay
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391 | Poster Presentation | 05.Nitric Oxide, Peroxynitrite and Oxidants in Redox Vascular Biology
Participation of Sulfhydryl oxidase in the vascular remodeling after balloon catheter injury
Getz, J. 1(*); Rodrigues, S. D. 1; Esnard, F. 2; Laurindo, F. R. 3; Zanata, S. M. 4; Nakao, L. S. 1
1 - Núcleo de Investigação Molecular Avançado - PUCPR | (*) Brazil
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289 | Poster Presentation | 06.Inflammation, Oxidants and Myeloperoxidase in Disease
Inflammation and oxidative stress mediated effects of UVB irradiation on human skin
Wiswedel, I 1(*); Dörner, L 1; Keilhoff, G 2; Navarro, A 3; Holzapfel, I 1; Gardemann, A 1; Böckelmann, R 4; Quist, S 4; Bonnekoh, B 4; Gollnick, H 4
1 - Department of Pathobiochemistry | (*) Germany
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292 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Laser flash photolysis study on the antioxidant properties of Dipyridamole and derivatives
Oliveira, M. S. 1(*); Lima, M. 1; Cavalheiro, C.C.S 1; Tabak, M. 1
1 - Instituto de Química de São Carlos-USP | (*) Brazil
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308 | Poster Presentation | 09.Mitochondria and Apoptosis
Influence of Ycf1p upon GSH homeostasis and cadmium detoxification during respiratory metabolism of Saccharomyces cerevisiae.
Mielniczki-Pereira, A.A. 1(*); Schuch, A.Z. 1; Bonatto, D. 2; Henriques, J.A.P. 1
1 - Departamento de Biofísica - CBiot - UFRGS | (*) Brazil
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312 | Poster Presentation | 10.Neurodegeneration and Neuroprotection
Natural flavones and neuroprotection: a structure-activity study
Echeverry, C. 1(*); Arredondo, F. 1; Midiwo, J. 2; Ochieng, C 2; Dajas, F 1
1 - Depto. Neuroquímica - Instituto de Investigaciones Biológicas Clemente Estable - Montevideo, Uruguay | (*) Uruguay
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317 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Antioxidant properties of ethanolic extract from leaves of Tabebuia heptaphylla
Budni, P 1(*); Petronilho, F.P 2; Citadini-Zanette, V 2; Marcondes, C 3; Zoch, A.N 3; Reginatto, F.H 1; Dal-Pizzol, F 2; Wilhelm Filho, D 1
1 - Universidade Federal de Santa Catarina (UFSC) | (*) Brazil
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318 | Poster Presentation | 05.Nitric Oxide, Peroxynitrite and Oxidants in Redox Vascular Biology
Endoplasmic reticulum stress induces early and sustained decrease in superoxide dismutase activity in vascular smooth muscle cells.
Pescatore, LA 1(*); Santos, CX 1; Laurindo, FR 1
1 - Laboratório de Biologia Vascular, Instituto do Coração, Faculdade de Medicina da Universidade de São Paulo, São Paulo, Brasil | (*) Brazil
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320 | Poster Presentation | 05.Nitric Oxide, Peroxynitrite and Oxidants in Redox Vascular Biology
Intracellular copper chelation by tetrathiomolybdate inhibits endothelial cell activation
Wei, H 1(*); Zhang, WJ 1; Frei, B 1
1 - Linus Pauling Institute, Oregon State University | (*) United States
[+ Info]
321 | Poster Presentation | 05.Nitric Oxide, Peroxynitrite and Oxidants in Redox Vascular Biology
Kinin B1 receptor and hsp90 are sensors of the balance between oxidative and nitrosative species in endothelial cells
Azevedo, AC 1(*); Pesquero, JB 1; Bertoncini, CRA 1
1 - Universidade Federal de São Paulo | (*) Brazil
[+ Info]
327 | Poster Presentation | 06.Inflammation, Oxidants and Myeloperoxidase in Disease
Protein disulfide isomerase regulates leukocyte NADPH oxidase activation in a partially recombinant cell-free system.
Paes, A.M.A. 1(*); Frey, G.P. 2; Costa, E.P. 2; Janiszewski, M. 2; Laurindo, F.R.M. 1; Lopes, L.R. 2
1 - Laboratório de Biologia Vascular, Instituto do Coração, Universidade de São Paulo | (*) Brazil
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322 | Poster Presentation | 05.Nitric Oxide, Peroxynitrite and Oxidants in Redox Vascular Biology
Redox modulation of vascular smooth muscle cell calcification in an in vitro model
Martinatti, MK 1(*); Liberman, M 1; Laurindo, FR 1
1 - Heart Institute (InCor) - University of São Paulo (USP) | (*) Brazil
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323 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Oxidative stress markers and serum antioxidants in normal pregnancy and preeclamptic women
Costa, C.M. 1(*); Barros, A.O. 1; Lima, E.S. 1
1 - Universidade Federal do Amazonas (UFAM), Manaus-AM, Brazil. | (*) Brazil
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325 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
OXIDATIVE STRESS AND POSSIBLE DNA DAMAGE IN MALE RATS SUBJECTED TO CHRONIC RESTRAINT STRESS AND RECEIVING A PALATABLE DIET
Krolow, R 1(*); Noschang, C. 1; Fachin, A 1; pettenuzzo, L 1; Bertinetti, L 1; Dalmaz, C 1; Peres, W 2
1 - UFRGS | (*) Brazil
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331 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Free radical scavenging and antioxidant activity of Calycophyllum spruceanum (Benth.) in carbon tetrachloride-treated rats.
Vargas, F.S. 1(*); Pereira, M.M. 1; Lima, E.S. 1
1 - Universidade Federal do Amazonas (UFAM), Manaus-AM, Brazil. | (*) Brazil
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337 | Poster Presentation | 07.Peroxynitrite Chemistry and Biochemistry
COMPARISON OF PROTEIN OXIDATION/NITRATION BY MYELOPEROXIDASE AND PEROXYNITRITE
Vaz, SM 1(*); Augusto, O 2
1 - Departamento de Bioquímica, Instituto de Química, Universidade de São Paulo, Brazil | (*) Brazil
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341 | Poster Presentation | 01.Oxygen Radical Chemistry and Detection
Evaluation of oxidative damage in fibroblasts XPD deficients treated by antineoplasic Doxorubicin drug
Dondé, F.M. 1(*); Henriques, J.A.P. 1; Saffi, J. 2
1 - UFRGS | (*) Brazil
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339 | Poster Presentation | 01.Oxygen Radical Chemistry and Detection
Membrane integrity in Salix aged seed
Roqueiro, G 1(*); Huarte, M 2; Rubín de Celis, E 2; Maldonado, S 3; Maroder, H 4
1 - Inst. de Recursos Biológicos, CIRN, INTA | (*) Argentina
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347 | Poster Presentation | 03.Redox Biology: Metals and Thiols
Cytochrome c interaction with cardiolipin-containing membrane generates singlet molecular oxygen
Miyamoto, S 1(*); Medeiros, MHG 1; Di Mascio, P 1
1 - Departamento de Bioquímica, Instituto de Química, Universidade de São Paulo | (*) Brazil
[+ Info]
349 | Poster Presentation | 03.Redox Biology: Metals and Thiols
Designing therapeutics for treating oxidative stress injuries: Remarkable increase in in vivo efficacy going from ethyl (MnTE-2-PyP5+) to hexyl (MnTnHex-2-PyP5+) analogue of Mn(III) N-alkylpyridylporphyrins
Batinić-Haberle, I. 1(*); Spasojević, I. 2; Rebouças, J.S. 1; Gauter-Fleckenstein, B.M. 1; Fleckenstein, K.C. 1; Vujasković, Z. 1; Salvemini, D. 3; MacMillan-Crow, L.A. 4
1 - Department of Radiation Oncology, Duke University Medical Center, Durham, NC 27710, USA | (*) United States
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353 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Development of a new method to analyze antioxidants from algae
Cardozo, KHM 1(*); Guaratini, T 1; Pinto, E 2; Colepicolo, P 1
1 - Instituto de Química, Universidade de São Paulo | (*) Brazil
[+ Info]
356 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Antioxidant screening from red clover extracts (Trifolium pratense L).
Morais, C.B. 1(*); Ramos, G.P. 1; Rossato, S.B. 1; Zuanazzi, J.A. 1; Dall´agnol, M. 1
1 - UFRGS | (*) Brazil
[+ Info]
361 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Antioxidant Activity of Crude Extracts and Fractions from Alternanthera tenella
Wiese, L.P.L. 1(*); Possamai, F.P. 1; Avila Jr, S. 1; Schoenfelder, T. 1; Souza, F. 1; Felipe, K.B. 1; Wilhelm Filho, D. 1; Rossi, M.H. 2; Pedrosa, R.C. 1
1 - UFSC | (*) Brazil
[+ Info]
364 | Poster Presentation | 01.Oxygen Radical Chemistry and Detection
Toxicity of "light stick" waste discharged on Brazilian beaches
Bagattini, R 1(*); Silva, A.L.M 2; Bechara, E 3; Loureiro, A.P.M. 2
1 - Instituto de Ciências e Saúde, Curso Ciências Biológicas, UNIP, SP, Brazil | (*) Brazil
[+ Info]
365 | Poster Presentation | 04.Signal Transduction
Modulation of regulatory proteins of G1/S by variations in the levels of H2O2 in tumor cells
Ibañez, IL 1(*); Policastro, LL 2; Tropper, I 1; Molinari, BL 2; Durán, HA 3
1 - Comisión Nacional de Energía Atómica | (*) Argentina
[+ Info]
368 | Poster Presentation | 03.Redox Biology: Metals and Thiols
DISTRIBUTION OF IRON IN PLASMA OF ENDOTOXEMIC RATS
Galleano, M. 1(*); Robello, E. 1; Puntarulo, S 2
1 - Physical Chemistry-PRALIB, School of Pharmacy and Biochemistry, University of Buenos Aires-CONICET. Junín 956, C1113AAD, Buenos Aires, Argentina | (*) Argentina
[+ Info]
358 | Poster Presentation | 06.Inflammation, Oxidants and Myeloperoxidase in Disease
BETA-2-GLYCOPROTEIN I INFLUENCE ON NEUTROPHIL ADHESION TO HUMAN UMBILICAL VEIN ENDOTHELIAL CELLS (HUVECs) AND SUPEROXIDE ANION PRODUCTION
Nogueira-Neto, J. 1(*); Cardoso, A.S.C 1; Pereira, E.M. 2; Gomes, L.F. 2; Simon-Giavarotti, K.A. 1; Junqueira, V.B.C. 1
1 - Depto. Ciências Biológicas, UNIFESP Diadema | (*) Brazil
[+ Info]
366 | Poster Presentation | 06.Inflammation, Oxidants and Myeloperoxidase in Disease
Oxidative stress in the blood of coal mining workers from South Brazil
Avila, Jr. S 1(*); Faria, P, E. P. 2; Parisotto, B, E. 2; Pilatti, k 2; Backes, P 2; Budni, P 2; Possamai, P, F 1; Bortolotto, T. 1; Wilhelm, F, D. 2; Ficagna, L 1
1 - Unesc | (*) Brazil
[+ Info]
367 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
NEUTROPHIL ADHESION TO HUMAN UMBILICAL VEIN ENDOTHELIAL CELLS (HUVECs): A STUDY ON CELL SIGNALING PATHWAY PARTICIPATION
Cardoso, A.S.C 1(*); Nogueira-Neto, J. 1; Pereira, E.M. 2; Gomes, L.F. 2; Simon-Giavarotti, K.A. 1; Junqueira, V.B.C. 1
1 - Depto. Ciências Biológicas, UNIFESP Diadema | (*) Brazil
[+ Info]
369 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Antimutagenic and antigenotoxic activities of β-carboline alkaloids
Moura, DJ 1(*); Romano e Silva, AC 1; Richter, MF 2; Henriques, JAP 1; Saffi, J 1
1 - Departamento de Biofísica/Centro de Biotecnológico - UFRGS | (*) Brazil
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370 | Poster Presentation | 09.Mitochondria and Apoptosis
Sepsis induces brain mitochondrial dysfunction
Oliveira, MF 1(*); d'Avila, JCP 1; Galina, A 1; Santiago, APSA 1; Bozza, FA 2
1 - UFRJ-IBqM | (*) Brazil
[+ Info]
372 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Relation between antioxidant vitamins and cognitive impairments in institutionalized elderly women in Santa Maria - Brazil
Paniz, C. 1(*); Boeira, S.P. 2; Tessele, F. 3; Bulcão, R.P. 2; Bairros, A.V. 2; Charão, M.F. 2; Tonello, R. 2; Almeida, F.L. 2; Garcia, S.C. 2
1 - Post-graduate Program on Biochemical Toxicology, Federal University of Santa Maria | (*) Brazil
[+ Info]
374 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Antioxidant and antimutagenic effects of the crude foliar extracts and the alkaloids psychollatine and brachycerine of Psychotria umbellata Vell.  and Psychotria brachyceras, respectively.
Romano e Silva, AC 1(*); Moura, DJ 1; Fragoso, V 2; Nascimento, NC 2; Fett-Neto, A 2; Saffi, J 1
1 - Departamento De Biofísica/ Centro de Biotecnologia - UFRGS | (*) Brazil
[+ Info]
375 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Antioxidant Effects of Yerba Mate Tea
Hogans, V. J. 1(*); Coppes Petricorena, Z. L. 2; Harris, G. K. 3; Leonard, S. S. 4
1 - Health Effects laboratory Division, National Institute for Occupational Safety and Health Morgantwon, | (*) United States
[+ Info]
376 | Poster Presentation | 01.Oxygen Radical Chemistry and Detection
Evaluation of the oxidative stress in type 2 diabetic subjects
Vicentini, J.T. 1(*); Grotto, D. 1; Valentini, J. 1; Moro, A.M. 1; Paniz, C. 1; Garcia, S.C. 1
1 - UFSM | (*) Brazil
[+ Info]
378 | Poster Presentation | 01.Oxygen Radical Chemistry and Detection
Stability study of Trolox solutions commonly  used in antioxidant assays
Biegelmeyer, R. 1(*); Dresch, M.T.K. 1; Mayorga, P. 1; Fonseca, J.C.M. 2; Henriques, A.T. 1
1 - Programa de Pós-Graduação em Ciências Farmacêuticas - Universidade Federal do Rio Grande do Sul | (*) Brazil
[+ Info]
382 | Poster Presentation | 03.Redox Biology: Metals and Thiols
γ Irradiation Effect on Iron Metabolism in Brain Precursor cells.  Role of Nitric Oxide.
Robello, E 1(*); Galatro, A 1; Dubner, D 2; Puntarulo, S 1
1 - Physical Chemistry-PRALIB, School of Pharmacy and Biochemistry, University of Buenos Aires, Buenos Aires, Junín 956 , C1113 AAD, Buenos Aires, Argentina | (*) Argentina
[+ Info]
380 | Poster Presentation | 01.Oxygen Radical Chemistry and Detection
Repair kinetics of DNA strand breaks and oxypurine clusters induced by γ-radiation oxidative stress in Saccharomyces cerevisiae
Keszenman, Deborah J. 1(*); Sánchez, Ana G. 2; Sutherland, Betsy M. 3
1 - Biophysics Department, Faculty of Medicine and Biology Department, Brookhaven National Laboratory | (*) Uruguay
[+ Info]
383 | Poster Presentation | 06.Inflammation, Oxidants and Myeloperoxidase in Disease
Trypanosoma cruzi epimastigotes proliferate despite of heme induced oxidative stress
Nogueira, N.P.A. 1(*); Eitler, R.B. 2; Laranja, G.A.T. 2; Coelho, M.G.P. 2; Dalmau, S.R. 2; Oliveira, M. F. 1; Paes, M.C. 2
1 - Laboratório de Artrópodos Hematógos - Instituto Bioquímica Médica - Universidade Federal do Rio de Janeiro (UFRJ) | (*) Brazil
[+ Info]
384 | Poster Presentation | 03.Redox Biology: Metals and Thiols
Structural and functional comparison of two dithiol glutaredoxins from Saccharomyces cerevisiae.
Discola, K. F. 1(*); Oliveira, M. A. 1; Guimarâes, B. G. 2; Vidigal, S. A. 1; Netto, L.E.S. 1
1 - Instituto de Biociências - USP | (*) Brazil
[+ Info]
386 | Poster Presentation | 03.Redox Biology: Metals and Thiols
Ohr belongs to a new class of thiol dependent peroxidase that interacts with lipoamide and lipoamide dehydrogenase to reduce peroxides derived from long chain fatty acids.
Cussiol, J.R.R. 1(*); Oliveira, M.A. 1; Guimarães, B.G. 2; Gozzo, F.C. 2; Medrano, F.J. 2; Alves, S.V. 1; Horta, B.B. 1; Netto, L.E.S. 1
1 - Instituto de Biociências - USP | (*) Brazil
[+ Info]
387 | Poster Presentation | 11.Nitration, Nitrosation and Oxidation in Protein Function
Evaluation of oxidative stress and ischemia-modified albumin in haemodialysis patients
Bulcão, R.P. 1(*); Valentini, J. 1; Grotto, D. 1; Moresco, R.N. 1; Cichota, L.C. 1; Duarte, M.M.M.F. 1; Paz da Silva, J.E. 1; Garcia, S.C. 1
1 - Federal University of Santa Maria | (*) Brazil
[+ Info]
390 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Effect of galectin-3 on the cytotoxic activity of isatin-Schiff base copper (II) and zinc complexes in melanoma cells
Simeoni, R. B. 1(*); Borges, B. E. 2; Francisco, J. C. 1; Silveira, V. C. 3; Abbott, M. P. 3; Chammas, R. 4; Zanata, S. M. 2; Ferreira, A. M. D. C. 3; Nakao, L. S. 1
1 - Núcleo de Investigação Molecular Avançada, Pontifícia Universidade Católica do Paraná | (*) Brazil
[+ Info]
393 | Poster Presentation | 03.Redox Biology: Metals and Thiols
Characterization of 1-Cys peroxiredoxin ascorbate peroxidase activity.
Monteiro, G 1(*); Cavalcante, LS 1; Rezende, L 2; Malvezzi, A 2; Amaral, ATdo 2; Ogusucu, R 3; Toledo, JC 3; Augusto, O 4; Horta, BB 1; Pimenta, DC 5; Netto, LES 1
1 - Departamento de Genética e Biologia Evolutiva, Instituto de Biociências - USP | (*) Brazil
[+ Info]
394 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Relation between antioxidants vitamins and cognitive impairments in institutionalized elderly women in Santa Maria - Brazil
Paniz, C. 1(*); Boeira, S.P. 1; Tessele, F. 2; Bulcão, R.P. 1; Charão, M.F. 1; Tonello, R. 1; Almeida, F.L. 1; Roehrs, M. 1; Garcia, S.C. 1
1 - Federal University of Santa Maria | (*) Brazil
[+ Info]
388 | Poster Presentation | 05.Nitric Oxide, Peroxynitrite and Oxidants in Redox Vascular Biology
ERYTHROCYTES REDUCED GLUTATHIONE AND PLASMA MALONDIAL­DEHYDE IN PATIENTS WITH ACUTE MYOCARDIAL INFARCTION
Roehrs, M. 1(*); Araújo, F. 1; Bulcão, R.P. 1; Ribeiro, G.L. 1; Moro, A.M. 1; Garcia, S.C. 1
1 - Federal University of Santa Maria | (*) Brazil
[+ Info]
397 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
Antioxidant status in a comparative physiology approach on the positive and negative effects of zinc
Dafre, A.L. 1(*); Franco, J.L. 1; Trevisan, R. 1; Uliano-Silva, M. 1
1 - Laboratório de Defesas Celulares, Depto. de Ciências Fisiologicas, Centro de Ciências Biológicas, Universidade Federal de Santa Catarina, 88040-900 Florianópolis, SC, Brazil | (*) Brazil
[+ Info]
398 | Poster Presentation | 07.Peroxynitrite Chemistry and Biochemistry
Effects of an NO donor during senescence of soybean cotyledons
Galatro, A 1(*); Jasid, S 1; Villordo, J.J 1; Puntarulo, S 2; Simontacchi, M 1
1 - Physical Chemistry-PRALIB, School of Pharmacy and Biochemistry, University of Buenos Aires | (*) Argentina
[+ Info]
402 | Poster Presentation | 07.Peroxynitrite Chemistry and Biochemistry
New insights into 2’-deoxyguanosine oxidation by singlet molecular oxygen in the presence of melanin and glutathione
Kurihara, T.A. 1(*); Oliveira, M.B.M. 1; Cadena, S.M.S.C. 1; Carnieri, E.G.S. 1; Di Mascio, P. 2; Rocha, M.E.M. 1; Martinez, G.R. 1
1 - Depto de Bioquímica e Biologia Molecular - Setor de Ciências Biológicas - UFPR | (*) Brazil
[+ Info]
404 | Poster Presentation | 09.Mitochondria and Apoptosis
Eupafolin: effects on mitochondrial energetic metabolism and cell viability
Herrerias, T. 1(*); Oliveira, M.B.M. 1; Cadena, S.M.S.C. 1; Carnieri, E.G.S. 1; Noleto, G.R. 2; Oliveira, B.H. 1; Gomes, M.A.B. 2; Martinez, G.R. 1; Rocha, M.E.M 1
1 - Departamento de Bioquímica e Biologia Molecular - UFPR | (*) Brazil
[+ Info]
405 | Poster Presentation | 07.Peroxynitrite Chemistry and Biochemistry
Acceleration of nitric oxide reaction with oxygen by proteins: Evidence for a weak association between nitric oxide and proteins
Möller, MN 1(*); Denicola, A 1
1 - Lab. Fisicoquímica Biológica, F. Ciencias, and Center for Free Radical and Biomedical Research, Universidad de la República, Uruguay | (*) Uruguay
[+ Info]
412 | Poster Presentation | 01.Oxygen Radical Chemistry and Detection
Determination of the  activity of the  glutathione  - S – transferase (GST) enzime and the total antioxidant capacity on icthiofauna, on appraisal  of environmental stress of the transition system Patos-Mirim, RS
da Rocha, A,M 1(*); Salomão, D, 1; Burns, M, 1; Vieira, J, P 1; Monserrat, J, M 1
1 - Fundação Universidade Federal do Rio Grande | (*) Brazil
[+ Info]
409 | Poster Presentation | 01.Oxygen Radical Chemistry and Detection
Oxidative stress detected in the blood of workers of hospital residues incineration from South Brazil
Possamai, P, F 1(*); Avila, Jr. S 1; Backes, P 2; Budni, P 2; Rizielio, M, V 2; Faria, P, E. P. 2; Parisotto, B, E. 2; Ferreira, S, J. 2; Dal-Pizzol, F 1; Wilhelm, F, D. 2
1 - Unesc | (*) Brazil
[+ Info]
396 | Poster Presentation | 03.Redox Biology: Metals and Thiols
Changes in 2-Cys peroxiredoxin oligomerization during catalytic cycle: stable but not static quaternary structure
Manta, B 1(*); Trujillo, M 2; Hugo, M 1; Ortiz, C 1; Gonzalez-Flecha, LF 3; Santos, J 3; Denicola, A 4
1 - Laboratorio de Fisicoquímica Biológica, Instituto de Química Biológica, Facultad de Ciencias, Universidad de la República, Igua 4225, 11400, Montevideo, Uruguay / Center for Free Radical and Biomedical Research, Facultad de Medicina, Universidad de la Rep | (*) Uruguay
[+ Info]
407 | Poster Presentation | 12.Antioxidant Interventions and Repair Systems
ANTIOXIDANT SYSTEM MODULATION OF Corydoras paleatus (JENYNS 1842) (SILURIFORMES: CALLYCHTHYIDAE) BY LIPOIC ACID
Moraes, T.B. 1(*); Ferreira, J.L.R. 1; Acosta, D. 1; dos Santos, L.C. 2; Amado, L.L. 2; Garcia, M.L. 1; Monserrat, J.M. 2
1 - Fundação Universidade Federal do Rio Grande - FURG | (*) Brazil
[+ Info]
408 | Poster Presentation | 01.Oxygen Radical Chemistry and Detection
Oxidative stress and biotransformation parameters as potentials biomarkers in marine microalgae (Minutocellus polymorphus) under different xenobiotics exposure
Torres, M.A. 1(*); Colepicolo, P 2
1 - Universidade de São Paulo - Instituto de Química - Dep. Bioquímica | (*) Brazil
[+ Info]
418 | Poster Presentation | 08.Mammalian Host Cell-Pathogen Interactions
Mode of action of N-oxide derivatives and Nifurtimox against Trypanosoma cruzi parasites: is oxidative stress involved?
Boiani, M 1(*); Piacenza, L 2; Gonzalez, M 1; Cerecetto, H 1; Denicola, A 3
1 - Lab. de Química Orgánica, IQB, Fac. de Ciencias-Fac. de Química, UdelaR, Uruguay | (*) Uruguay
[+ Info]
425 | Poster Presentation | 01.Oxygen Radical Chemistry and Detection
Kinetic, Thermodynamic and Diffusional Aspects of the Reaction of ·NO and O2·-
Botti, H 1(*); Möller, M 2; Demicheli, V 3; Ferrer-Sueta, G 2; Denicola, A 2; Radi, R 4
1 - Department of Biophysics and Center for Biomedical Research in Free Radicals, Faculty of Medicine, University of the Republic | (*) Uruguay
[+ Info]
426 | Poster Presentation | 01.Oxygen Radical Chemistry and Detection
Theoretical Models linking Nitric Oxide Diffusion with Membrane Permeation
Botti, H 1(*); Möller, M 2; Manta, B 3; Denicola, A 2; Radi, R 4
1 - Department of Biophysics and Center for Biomedical Research in Free Radicals, Faculty of Medicine, University of the Republic | (*) Uruguay
[+ Info]
334 | Poster Presentation | 03.Redox Biology: Metals and Thiols
Effect of the metal center on the free radical production ability of 5-nitrofuryl containing thiosemicarbazone metal complexes bearing antichagasic activity: a comparative study
Otero, L 1(*); Vieites, M 1; Gajardo, D 2; Toloza, J 2; Figueroa, R 2; Norambuena, E 3; Aguirre, G 4; González, M 4; Morello, A 5; Maya, J D 5; Garat, B 6; Cerecetto, H 4; Gambino, D 1; Olea Azar, C 2; Santos, Diego 7
1 - Cátedra de Química Inorgánica, DEC, Facultad de Química, UdelaR | (*) Uruguay
[+ Info]
346 | Poster Presentation | 03.Redox Biology: Metals and Thiols
Modification of cytochrome c by 4,5-dioxovaleric acid, the final oxidation product of 5-aminolevulinic acid
Onuki, J 1(*); Toma, I N 2; Di Mascio, P 2
1 - Laboratory of Biochemistry and Biophysics, Butantan Institute | (*) Brazil
[+ Info]
395 | Poster Presentation | 06.Inflammation, Oxidants and Myeloperoxidase in Disease
Autoantibodies anti-oxLDL in Adolescents with Different Nutritional Status
Sanches, L.B. 1(*); Silva, I.T. 1; Paz, A. F. S 1; Abdalla, D.S.P. 2; Cintra, I.P. 3; Fisberg, M. 3; Damasceno, N.R.T 1
1 - Department of Nutrition - School of Public Health - USP | (*) Brazil
[+ Info]
413 | Poster Presentation | 03.Redox Biology: Metals and Thiols
Structural and kinetic characterization of the reaction of human erythrocyte peroxiredoxin 2 with hydrogen peroxide
Hugo, M 1(*); Ortiz, C 1; Manta, B 1; Trujillo, M 2; Gonzalez-Flecha, LF 3; Santos, J 3; Denicola, A 1
1 - Laboratorio de Fisicoquímica Biológica, Instituto de Química Biológica, Facultad de Ciencias, Universidad de la República, Igua 4225, 11400, Montevideo, Uruguay / Center for Free Radical and Biomedical Research, Facultad de Medicina, Universidad de la Rep | (*) Uruguay
[+ Info]
431 | Poster Presentation | 08.Mammalian Host Cell-Pathogen Interactions
Assessing the involvement of mitochondrial Ca+2 overload in triggering Trypanosoma cruzi programmed cell death
Irigoín, F 1(*); Inada, N 2; Fernandes, M 2; Gadelha, FR 3; Piacenza, ML 4; Vercesi, AE 2; Radi, R 4
1 - Departamento de Histología y Embriología, Centro de Investigaciones Biomédicas en Radicales Libres, Facultad de Medicina, Uruguay | (*) Uruguay
[+ Info]
433 | Poster Presentation | 08.Mammalian Host Cell-Pathogen Interactions
Study of Trypanosoma brucei death caused by knocking down trypanothione synthetase and tryparedoxin
Cibils, L 1(*); Irigoin, F 2; Bollati, M 3; Comini, M 4; Radi, R 1
1 - Centro de investigaciones biomedicas en radicales libres, Departamento de Bioquimica, Facultad de Medicina, Universidad de la Republica | (*) Uruguay
[+ Info]
435 | Poster Presentation | 11.Nitration, Nitrosation and Oxidation in Protein Function
Evidence for production of nitrated NGF species by activated glia
de León, A 1(*); Díaz, PJ 1; Martinez-Palma, L 2; Baraibar, M 3; Peluffo, H 1; Pehar, M 4; Cassina, P 2; Beckman, JS 5; Barbeito, L 1
1 - Institut Pasteur de Montevideo, Montevideo, Uruguay | (*) Uruguay
[+ Info]
436 | Poster Presentation | 07.Peroxynitrite Chemistry and Biochemistry
Incorporation of the hydrophobic probe N-t-BOC-L-tyrosine tert-butyl ester (BTBE) to red blood cell membranes to study peroxynitrite-dependent reactions
Romero, N 1(*); Peluffo, G 1; Bartesaghi, S 1; Zhang, H 2; Kalyanaraman, B 2; Radi, R 1
1 - Departamento de Bioquimica and Center for Free Radical and Biomedical Research, Facultad de Medicina, Universidad de la República | (*) Uruguay
[+ Info]
421 | Poster Presentation | 02.Cyclooxygenase, Lipid Peroxidation and Nitrolipids
Nitroarachidonic acid plays a beneficial role in atherosclerosis: Involvement of the heme oxygenase-1 expression /  Nrf-2 pathway
Ferrari, M 1(*); Trostchansky, A 1; Rudnicki, M 2; Longo de Freitas, C 2; Vargas,, M 3; Díaz, P 3; Barbeito, L 3; Abdalla, D 2; Ferreira, AM 4; Rubbo, H 1
1 - LOBBM | (*) Uruguay
[+ Info]
410 | Poster Presentation | 02.Cyclooxygenase, Lipid Peroxidation and Nitrolipids
IN VIVO EFFECTS OF NITROLINOLEATE ON ADHESION MOLECULES AND LEUKOCYTE-ENDOTHELIUM INTERACTIONS
Faine, LA 1(*); Cavalcanti, DM 1; Rudnicki, M 1; Ferderbar, S 1; Macedo, SMD 1; Farsky, SHP 1; Abdalla, DSP 1
1 - University of São Paulo-USP | (*) Brazil
[+ Info]
419 | Poster Presentation | 02.Cyclooxygenase, Lipid Peroxidation and Nitrolipids
Synthesis and vasoactive properties of methyl-nitroarachidonate
Blanco, F 1(*); Trostchansky, A 2; Castro, D 3; López, V 3; Migliaro, E.R 4; Cerecetto, H 3; Rubbo, H 2
1 - Dpto. Biofísica/Centro de Radicales Libres e Investigaciones Biomédicas. Facultad de Medicina | (*) Uruguay
[+ Info]
167 | Poster Presentation | 04.Signal Transduction
ROLE OF NITRIC OXIDE AT THE TRIGGERING OF GERMINATION
Jasid, S 1(*); Simontacchi, M 1; Puntarulo, S 2
1 - Physical Chemistry-PRALIB, School of Pharmacy and Biochemistry, University of Buenos Aires | (*) Argentina
[+ Info]
401 | Poster Presentation | 05.Nitric Oxide, Peroxynitrite and Oxidants in Redox Vascular Biology
Nebulization of gamma tocopherol attenuates pulmonary dysfunction by inhibiting reactive nitrogen species following cutaneous burn and smoke inhalation
Hamahata, A 1(*); Enkhbaatar, P 1; Kraft, E 1; Traber, M 2; Leonard, S 2; Szabo, C 3; Cox, R 1; Traber, L 1; Traber, D 1
1 - University of Texas Medical Branch | (*) United States
[+ Info]
377 | Poster Presentation | 10.Neurodegeneration and Neuroprotection
Hetroaryl-nitrones for various CNS targets in the treatment of Alzheimer´s disease
Porcal, W 1(*); Castro, A 2; Cerecetto, H 1; González, M 1; Olea-Azar, C 3; Barriga, G 3
1 - Department of Organic Chemistry, Faculty of Chemistry/Faculty of Sciences, University of the Republic | (*) Uruguay
[+ Info]
181 | Poster Presentation | 07.Peroxynitrite Chemistry and Biochemistry
Nitric Oxide in Bovine Oocyte in vitro Maturation
Morado, SA 1(*); Cetica, PD 1; Beconi, MT 1; Dalvit, GC 1
1 - School of Veterinary Science, University of Buenos Aires | (*) Argentina
[+ Info]
438 | Poster Presentation | 08.Mammalian Host Cell-Pathogen Interactions
Expression and characterization of Echinococcus granulosus’ selenoproteins
Otero, L 1(*); Bonilla, M 1; Fernández, C 1; Gladyshev, V 2; Salinas, G 1
1 - Cátedra de Inmunología, Facultad de Química, UdelaR, Uruguay | (*) Uruguay
[+ Info]
441 | Poster Presentation | 08.Mammalian Host Cell-Pathogen Interactions
Overexpression of Trypanosoma cruzi cytosolic peroxiredoxin improves invasion to macrophages
Alvarez, M.N 1(*); Piacenza, M.L 1; Peluffo, A.G 1; Wilkinson, S.R 2; Radi, R 1
1 - Center for Free Radical and Biomedical Research, Departamento de Bioquímica, Facultad de Medicina. Universidad de la República. | (*) Uruguay
[+ Info]
454 | Poster Presentation | 09.Mitochondria and Apoptosis
Do α-Dioxygenases play a role in protection of plant cell death caused by biotic and oxidative stress?
Castro, A. 1(*); Gaggero, C. 1; Hamberg, M. 2; Bannenberg, G. 3; Castresana, C. 3; Ponce de León, I. 1
1 - Instituto de Investigaciones Biológicas Clemente Estable, Montevideo, Uruguay | (*) Uruguay
[+ Info]
446 | Poster Presentation | 09.Mitochondria and Apoptosis
Inhibition of oxygen consumption and inactivation of respiratory complexes by nitric oxide and peroxynitrite in rat mitochondria isolated from different organs.
Rodriguez Rey, M 1(*); Radi, R 2
1 - Facultad de Medicina, Universidad de la República | (*) Uruguay
[+ Info]
428 | Poster Presentation | 11.Nitration, Nitrosation and Oxidation in Protein Function
Expression and purification of cytochrome c mutants to unravel mechanisms and role of heme-ligand coordination on tyrosine nitration and its impact in cytochrome c functions.
Tórtora, V 1(*); Marín, M 2; Bonilla, L 1; Souza, JM 1; Abriata, L 3; Vila, A 3; Radi, R 1; Castro, L 1
1 - Dept. de Bioquímica, CFRBR, Facultad de Medicina, Universidad de la República, Uruguay | (*) Uruguay
[+ Info]
434 | Poster Presentation | 08.Mammalian Host Cell-Pathogen Interactions
The linked thioredoxin-glutathione systems in Echinococcus granulosus are functional and depend on selenium
Bonilla, M 1(*); Denicola, A 2; Protasio, A 1; Gladyshev, V 3; Salinas, G 1
1 - Cátedra de Inmunología, UdelaR, Montevideo, Uruguay | (*) Uruguay
[+ Info]
443 | Poster Presentation | 09.Mitochondria and Apoptosis
Peroxynitrite detection in mitochondria: chemiluminescence and fluorescence probes, immunospin-trapping and oxidation/nitration of proteins and tyrosine analogs.
Valez, V. 1(*); Cassina, A. M. 1; Hodara, R. 1; Kalyanaraman, B. 2; Radi, R. 1
1 - Center for Free Radical and Biomedical Research, Facultad de Medicina, Montevideo, Uruguay. | (*) Uruguay
[+ Info]
442 | Poster Presentation | 08.Mammalian Host Cell-Pathogen Interactions
Virulent Trypanosoma cruzi strains express high levels of antioxidant enzymes
Piacenza, L 1(*); Zago, M.P 2; Peluffo, G 1; Kelly, M.K 3; Wilkinson, S.R. 3; Basombrio, M.A 2; Radi, R 1
1 - Departamento de Bioquímica and Center for Free Radical and Biomedical Research, Facultad de Medicina, Universidad de la República, Montevideo-Uruguay | (*) Uruguay
[+ Info]
462 | Poster Presentation | 09.Mitochondria and Apoptosis
NITRIC OXIDE SYNTHASE AND MITOCHONDRIAL FUNCTION IN HIPPOCAMPUS AND CEREBRAL CORTEX OF RATS EXPOSED TO ENRICHED ENVIRONMENTS
Lores Arnaiz, S 1(*); Bustamante, J 1; Czerniczyniec, A 1; Karak, M 2; Lores Arnaiz, María del Rosario, M R 2
1 - Laboratory of Free Radical Biology, School of Pharmacy and Biochemistry, Junín 956 2ª C1113AAD | (*) Argentina
[+ Info]
464 | Poster Presentation | 11.Nitration, Nitrosation and Oxidation in Protein Function
Nitrated Oleic Acid (OA-NO2) is a Potent and Irreversible Inhibitor of Xanthine Oxidoreductase
Kelley *, E 1(*); Batthany *, C 1; Schopfer, F.J. 2; Hundley, N.J. 1; Woodcock, S.R. 1; Bonacci, G.R. 1; Toledo Jr, J.C. 3; Lancaster Jr, J 4; Freeman, B.A. 5; Tarpey, M.M. 6
1 - University of Pittsburgh School of Medicine and University of Alabama at Birmingham | (*) USA
[+ Info]
465 | Poster Presentation | 01.Oxygen Radical Chemistry and Detection
Novel L-Shape Nitric Oxide Microsensor with pM Detection Limit and Application for Monitoring NO Released from Cultured Cell.
Zhang, X 1(*)
1 - World Precision Instruments, Inc. Sarasota, Fl34240-9258 | (*) USA
[+ Info]
028 | Poster Presentation | 10.Neurodegeneration and Neuroprotection
Vitamin A supplementation at therapeutic and excessive doses increases the levels of markers of oxidative insult in the adult rat cerebral cortex and cerebellum
Lorenzi, R 1(*); de Oliveira, MR 1; Pasquali, MAB 1; Jardim, FR 1; Trindade, N 1; Klamt, F 1; Moreira, JCF 1
1 - UFRGS | (*) Brazil
[+ Info]

17:00 a 17:40 - Café y alfajores


17:40 a 19:45 - Colloquium 11

Nitration, Nitrosation and Oxidation in Protein Function

Chairperson: PhD Matthew Grisham - LSU Health Sciences Center (United States)

455 | 17:40 - 18:05 | Invited Lecture | 11.Nitration, Nitrosation and Oxidation in Protein Function
Tyrosine Nitration Catalyzed by Cu,Zn and Zinc-deficient Superoxide Dismutase
Beckman, J.S. 1(*)
1 - Linus Pauling Institute | (*) USA
[+ Info]
444 | 18:05 - 18:30 | Oral Presentation | 11.Nitration, Nitrosation and Oxidation in Protein Function
NitroY97-Cytochrome c: Structure and function
Cassina, A. 1(*); Souza, J. 1; Marín, M. 2; Batthyany, C. 3; Duran, R. 3; Abriata, L. 4; Castro, L. 1; Vila, A. 4; Radi, R. 1
1 - Departamento de Bioquímica and Center for Free Radical and Biomedical Research, Facultad de Medicina, Universidad de la República, Montevideo, Uruguay. | (*) Uruguay
[+ Info]
303 | 18:30 - 18:55 | Oral Presentation | 11.Nitration, Nitrosation and Oxidation in Protein Function
Actin structural and functional impairment mediated by peroxynitrite
Tiago, T 1(*); Aureliano, M 2; Gutiérrez-Merino, C 1
1 - Depto. Bioquímica y Biologia Molecular, Facultad de Ciências, Universidad de Extremadura, 06071-Badajoz, Spain | (*) Spain
[+ Info]
427 | 18:55 - 19:20 | Oral Presentation | 11.Nitration, Nitrosation and Oxidation in Protein Function
Circulating immunoglobulins against nitrotyrosine in coronary artery disease.
Thomson, L 1(*); Parastatidis, Ioannis 2; Genta, G 3; Hazen, Stan 4; Ischiropoulos, Harry 2
1 - Laboratorio de Enzimologia, Facultad de Ciencias y Centro de Investigaciones Biomedicas en Radicales Libres | (*) Uruguay
[+ Info]
466 | 19:20 - 19:45 | Invited Lecture | 11.Nitration, Nitrosation and Oxidation in Protein Function
Anti-inflammatory actions of nitrated fatty acids
Freeman, B 1(*); Schopfer, F 1; Batthyany, C 1; Bonacci, G 1; Radi, R 2; Baker, L 1; Baker, P 1; Cole, M 1
1 - Department of Pharmacology, University of Pittsburgh School of Medicine | (*) USA
[+ Info]