Cell-mediated immunity and expression of MHC class I and class II molecules in dogs naturally infected by canine transmissible venereal tumor: Is there complete spontaneous regression outside the experimental CTVT?

Anderson do Prado Duzanski, Luis Maurício Montoya Flórez, Haline Ballestero Fêo, Graziela Gorete Romagnoli, Ramon Kaneno, Noeme Sousa Rocha