Diminished CD4+/CD25+ T cell and increased IFN-γ levels occur in dogs vaccinated with Leishmune® in an endemic area for visceral leishmaniasis - Lima, Valéria Marçal Felix de; Ikeda, Fabiana Augusta; Rossi, Cláudio N.; Feitosa, Mary Marcondes; Vasconcelos, Rosemeri de Oliveira; Nunes, Caris Maroni; Goto, Hiro (Veterinary Immunology and Immunopathology, 2010)