Antigen-specific il-4 and il-10 secreting 'CD4 POT.+' Limphocytes increase in vivo susceptibility to trypanosoma cruzi infection - Barbosa de Oliveira, L C; Curotto de Lafaille, M A; Lima, Glória Maria Collet de Araujo; Abrahamsohn, Ises de Almeida (Cellular Immunology, 1996)