Evaluation of the antipyretic effect of three metabolites of dipyrone, 4-methylaminoantipyrine (4-MAA), 4-aminoantipyrine (4-AA) and 4-acetylaminoantipyrine (4-AAA), in the fever induced by LPS and Tityus serrulatus venom (Tsv) - Malvar, D. C.; Vaz, A. L. L.; Figueiredo, M. J.; Soares, D. M.; Clososki, Giuliano César; Souza, Glória Emília Petto de (Simpósio Miguel Ozório de Almeida (SMOA), 2011)