C-kit and C-kit ligand gene expression as prognostic factors for canine mast cell tumor - Costa-Casagrande, Thaís Andrade; Oliveira-Barros, Leda Marques de; Carneiro, Carolina; Fukumasu, Heidge; Chaible, Lucas Martins; Dagli, Maria Lúcia Zaidan; Matera, Júlia Maria (Annual Conference of the Veterinary Cancer Society, 2010)