Schistosomicidal activity of the essential oil of ageratum conyzoides L. (Asteraceae) against adult schistosoma mansoni worms - Melo, Nathalya Isabel de; Magalhães, Lizandra Guidi; Carvalho, Carlos Eduardo; Wakabayashi, Kamila Akemi Lima; Aguiar, Gabriela de Paula; Ramos, Rafael C.; Mantovani, Andre L. L.; Turatti, Izabel Cristina Casanova; Rodrigues, Vanderlei; Groppo Júnior, Milton; Cunha, Wilson Roberto; Veneziani, Rodrigo Cassio Sola; et al. (Molecules, 2011)