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Published on: January 4, 2014
Larvicidal activities against Aedes aegypti of some Brazilian medicinal plants
M C de Omena1, D M A F Navarro, J E de Paula
1Instituto de Química e Biotecnologia, Universidade Federal de Alagoas, 57.072-970 Maceió, AL, Brazil.
Abstract:
Larvicidal activities against Aedes aegypti have been determined in the ethanolic extracts obtained from 51 Brazilian medicinal plants. Eleven of the 84 extracts studied showed significant (LC50 < 100 microg mL(-1)) activities against larvae, with extracts from Annona crassiflora (root bark, LC50 = 0.71 microg mL(-1); root wood, LC50 = 8.94 microg mL(-1)) and Annona glabra (seed, LC50 = 0.06 microg mL(-1)) showing the highest activities. The results obtained should be of value in the search for new natural larvicidal compounds.
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