Nádia Cristina Falcão Bücker

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ETHNOPHARMACOLOGICAL RELEVANCE Casearia sylvestris is a tree found in tropical America. In Brazil it is known mainly as Guaçatonga. Literature reports suggest that the leaves and other plant parts have been used by indigenous populations from South America in preparations, mainly aqueous or hydroethanolic macerations or decoctions, most times taken orally(More)
Pharmacological doses of ascorbate were evaluated for its ability to potentiate the toxicity of sodium orthovanadate (Na(3)VO(4)) in tumor cells. Cytotoxicity, inhibition of cell proliferation, generation of ROS and DNA fragmentation were assessed in T24 cells. Na(3)VO(4) was cytotoxic against T24 cells (EC(50)=5.8 μM at 24 h), but in the presence of(More)
INTRODUCTION In vitro bioassays were performed to access the larvicidal activity of crude extracts from the endophytic fungus Pestalotiopsis virgulata (Melanconiales, Amphisphaeriaceae) and the saprophytic fungus Pycnoporus sanguineus (Basidiomycetes, Polyporaceae) against the mosquitoes Aedes aegypti and Anopheles nuneztovari. METHODS The extracts were(More)
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