Combined actions of leishmania (L.) amazonensis in down regulating host macrophage inducible NOS and its resistance to nitric oxide correlates with disease severity - Gomes, C. M. C.; Arai, C.; Corbett, C. E. P.; Laurenti, M. D.; Silveira, F. T.; Cupolillo, E.; Monteiro, H. P. (Central American & Caribbean Congress on Parasitology & Tropical Medicine, 2007)