Department of Animal Reproduction;
College of Veterinary Medicine and Animal Science;
Sao Paulo University;
Sao Paulo;
Brazil;
Department of Surgery;
Division of Urology;
Human Reproduction Section;
Sao Paulo Federal University;
Sao Paulo;
Brazil;
Laboratory of Animal Endocrinology;
College of Veterinary Medicine;
Sao Paulo State University;
Aracatuba;
Brazil;
Integrins; Bovine Oocytes; Fertilization; Sperm-Oocyte Binding;