Locally produced survival cytokines IL-15 and IL-7 may be associated to the predominance of CD8+ T cells at heart lesions of human chronic Chagas disease cardiomyopathy - Fonseca, S. G.; Reis, M. M.; Coelho, Verônica Porto Carreiro de Vasconcellos; Nogueira, L. G.; Monteiro, S. M.; Mairena, E. C.; Bacals, F.; Bocchi, E.; Guilherme, L.; Zheng, X. X.; Liew, F. Y.; Higuchi, M. L.; et al. (Scandinavian Journal of Immunology, 2007)