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In the last 10 years, resistance in Gram-negative bacteria has been increasing. The present study was designed to evaluate the in vitro antibacterial activities of the methanol extracts of six Cameroonian medicinal plants Albizia adianthifolia, Alchornea laxiflora, Boerhavia diffusa, Combretum
Bio-active compounds present in West Indian Wood Nettle Laportea aestuans (L.) Chew (Urticaceae), used in ethno medicine as antioxidant and antimicrobial were studied. The aim of this research work was to isolate and characterize the bio-active compounds in the n-hexane fraction of L. aestuans,
Crude extracts and 2alpha,3beta,21beta,24beta,28-pentahydroxy-olean-12-ene (1) obtained from the root of Laportea crenulata exhibited remarkable antibacterial activities against both Gram (+) and Gram (-) bacteria. The antifungal activities of crude extracts and compound (1) were also determined.