Visiting Professor

Associate Professor University of São Paulo

 

Education & Positions

2012 Associate Professor, University of São Paulo
2009-2010 Post-Doctoral Fellow, University of Zaragoza
1999-2001 PhD in Animal Reproduction, University of São Paulo
1997-1999 Master’s in Animal Reproduction, University of São Paulo
1990-1994 Degree in Veterinary Medicine, University of São Paulo

Selected Publications

Antioxidant Effect of a Polyphenol-Rich Murtilla (Ugni molinae Turcz.) Extract and Its Effect on the Regulation of Metabolism in Refrigerated Boar Sperm, I Jofré, M Cuevas, LS de Castro, JDA Losano, MA Torres, M Alvear, E Scheuermann, AFC Andrade, M Nichi, MEOA Assumpção, F Romero, Oxidative Medicine and Cellular Longevity 2019.

Detection of protamine 2 in bovine spermatozoa and testicles. TRS Hamilton, R Simões, CM Mendes, MD Goissis, E Nakajima, EAL Martins, JA Visintin, MEOA Assumpção. Andrology 7 (3),
373-381, 2019

Sperm traits on in vitro production (IVP) of bovine embryos: too much of anything is good for nothing. Siqueira AFP, Castro LS, Assis PM, Bicudo LC, Mendes CM, Nichi M, Visintin JA,
Assumpção MEOA. PlosOne 13 (7), e0200273, 2018.

Induced lipid peroxidation in ram sperm: semen profile, DNA fragmentation and antioxidant status. TRS Hamilton, LS Castro, JC Delgado, PM Assis, AFP Siqueira, CM Mendes, MD Goissis,
MT Muiño-Blanco, JÁ Cebrián-Pérez, M Nichi, JA Visintin, MEOÁ Assumpção. Reproduction 151 (4), 379-390, 2016

Sperm cryodamage occurs after rapid freezing phase: flow cytometry approach and antioxidant enzymes activity at different stages of cryopreservation. LS Castro, TRS Hamilton, CM Mendes, M
Nichi, VH Barnabe, JA Visintin, MEOA Assumpção. Journal of animal science and biotechnology 7, 7-17, 2016

Evaluation of Lasting Effects of Heat Stress on Sperm Profile and Oxidative Status of Ram Semen and Epididymal Sperm. TRS Hamilton, CM Mendes, LS Castro, PM Assis, AFP Siqueira, JC Delgado, MD Goissis, MT Muiño-Blanco, JÁ Cebrián-Pérez, M Nichi, JA Visintin, MEO A Assumpção. Oxidative Medicine and Cellular Longevity, 1-12, 2016

Sperm oxidative stress is detrimental to embryo development: a dose-dependent study model and a new and more sensitive oxidative status evaluation. LS de Castro, PM de Assis, AFP Siqueira,
TRS Hamilton, CM Mendes, JDA Losano, M Nichi, JA Visintin, MEOA Assumpção. Oxidative Medicine and Cellular Longevity, 1-12, 2016

Early cleavages influence the molecular and the metabolic pattern of individually cultured bovine blastocysts. MP Milazzotto, MD Goissis, JL Chitwood, K Annes, CA Soares, J Ispada, MEOA
Assumpção, PJ Ross. Molecular Reproduction and Development (83), 324-336, 2016.

Influence of bovine sperm DNA fragmentation and oxidative stress on early embryo in vitro development outcome. R Simões, WB Feitosa, AFP Siqueira, M Nichi, FF Paula-Lopes, MG Marques,
MA Peres, VH Barnabe, JA Visintin, MEOA Assumpção Reproduction 146 (5), 433-44, 2013

Use of chromomycin A3 staining in bovine sperm cells for detection of protamine deficiency. R Simões, WB Feitosa, CM Mendes, MG Marques, AC Nicacio, FRO de Barros, JA Visintin, MEOA
Assumpção. Biotechnic & Histochemistry (84), 79-83, 2009.