Antimicrobial properties.Scientists have investigated the antimicrobial properties of phenolic phe·no·lic adj. Of, relating to, containing, or derived from phenol. n. Any of various synthetic thermosetting resins, obtained by the reaction of phenols with simple aldehydes and used as adhesives. extracts from various Portuguese wild edible mushroom species--L. deliciosus, S. imbricatus and T. portentosum--against pathogens. The minimal inhibitory concentrations (MICs) were individually evaluated for the entire mushroom, the cap and the stipe. The portion of the mushroom used in testing turned out to be extensively impacted by the amount of total phenols phenols (fēˑ·n  lz),n. and flavonoids flavonoids, n.pl common plant pigment compounds that act as antioxidants, enhance the effects of vitamin C, and strengthen connective tissue around capillaries. in the extracts. The growth of Gram-positive bacteria (B. cereus cereus: see cactus. cereus Any of various large cacti (genus Cereus and related genera) of the western U.S. and tropical New World, including the saguaro and the organ-pipe cactus (Lemairocereus thurberi, also L. marginatus or C. thurberi). and B. subtilis) was well inhibited by these mushrooms. But E. coli E. coli: see Escherichia coli. E. coli in full Escherichia coli Species of bacterium that inhabits the stomach and intestines. E. coli can be transmitted by water, milk, food, or flies and other insects. , a Gram-negative bacteria, was resistant. Scientists determined that C. albicans and C. neoformans were differently inhibited for the mushrooms used. Contact: R. Ferreira, CIMO-Escola Superior Agraria, Instituto Politecnico de Braganca, Campus de Sta. Apolonia, Apartado 1172, 5301-855 Braganca, Portugal. Phone: +351 273 303 200. Fax: +351 273 325 405. Email: iferreira@ipb.pt. |
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