Trypanosoma cruzi: Genetic Group with Peculiar Biochemical and Biological Behavior Mônica Lúcia Gomes, Max Jean de Ornelas Toledo, Celso Vataru Nakamura, Nilza de Lucas Rodrigues Bittencourt, Egler Chiari*, Silvana Marques de Araújo PAGE: 649-654

Relationship between BiologicaI Behaviour and Randomly Amplified Polymorphic DNA Profiles of Trypanosoma cruzi Strains Rafael A Martínez-Díaz, José A Escario*, Juan J Nogal-Ruiz*,Alicia Gómez-Barrio* PAGE: 251-256

Molecular Epidemiologic Typing Systems of Bacterial Pathogens: Current Issues and Perpectives Marc J Struelens PAGE: 581-586