Sperm viability, serological, molecular, and modified seminal plasma agglutination tests in the diagnosis of Leptospira in the semen and serum of bovine bulls

Sérgio Ricardo Maiolino, Adriana Cortéz, Hélio Langoni, Rogério Giuffrida, Joeleni Rosa dos Santos, Geraldo de Nardi, Gustavo Henrique Batista Lara, Rodrigo Garcia Motta, Marcelo George Mungai Chacur, Fábio Morato Monteiro, Marcos Bryan Heinemann, Antônio Francisco de Souza Filho, Lorrayne de Souza Araújo Martins, Thaís Spessotto Bello, Márcio Garcia Ribeiro