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Antioxidant S-allylcysteine prevents gentamicin-induced oxidative stress and renal damage.
Acute renal failure (ARF) is a major complication of gentamicin (GM) treatment, which is effective against gram-negative infections. Since experimental evidence suggests a role of reactive oxygenExpand
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Screening for antimicrobial activity of crude drug extracts and pure natural products from Mexican medicinal plants.
Preliminary antimicrobial screening against Candida albicans and selected Gram-positive and Gram-negative bacteria of methanol extracts prepared from eight Mexican medicinal plants, noted for theirExpand
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ROS scavenging capacity and neuroprotective effect of alpha-mangostin against 3-nitropropionic acid in cerebellar granule neurons.
Alpha-mangostin is a xanthone with antioxidant properties isolated from mangosteen fruit. The reactive oxygen species (ROS) scavenging capacity and the potential protective effect of alpha-mangostinExpand
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α-glucosidase inhibitors from Brickellia cavanillesii.
An aqueous extract from the aerial parts of Brickellia cavanillesii attenuated postprandial hyperglycemia in diabetic mice during oral glucose and sucrose tolerance tests. Experimental type-II DM wasExpand
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Limonoids from Swietenia humilis and Guarea grandiflora (Meliaceae)Taken in part from the PhD and MS theses of C. Villarreal and M. A. Jiménez, respectively.
Abstract Two new limonoids, humilinolides E and F, were isolated from the seeds of Swietenia humilis Zucc. (Meliaceae). In addition, the known compounds humilinolides A-D, humilin B, swietenin C,Expand
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Malbrancheamide, a new calmodulin inhibitor from the fungus Malbranchea aurantiaca
Abstract Bioassay-directed fractionation of an ethyl acetate extract (mycelia and broth) of the fungus Malbranchea aurantiaca led to the isolation of the novel phytotoxic alkaloidExpand
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Phytogrowth-inhibitory and antifungal constituents of Helianthella quinquenervis.
Investigation on the roots of Helianthella quinquenervis (Hook.) A. Gray (Asteraceae), led to the isolation of one new benzofuran (6-methoxy-tremetone (1)) and a new prenylacetophenoneExpand
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Geranins C and D, additional new antiprotozoal A-type proanthocyanidins from Geranium niveum.
Two new additional A-type proanthocyanidins have been isolated from Geranium niveum. Their structures were determined by spectroscopic, chemical and chiroptical methods asExpand
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Allelochemicals from Stauranthus perforatus, a Rutaceous tree of the Yucatan Peninsula, Mexico.
Aqueous leachates and a CHCl3-MeOH (1:1) extract of roots of Stauranthus perforatus showed a significant phytotoxic effect on Amaranthus hypochondriacus and Echinochloa crus-galli. Bioassay-directedExpand
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Spasmolytic effects, mode of action, and structure-activity relationships of stilbenoids from Nidema boothii.
A CH(2)Cl(2)-MeOH (1:1) extract prepared from the whole plant of Nidema boothii inhibited spontaneous contractions (IC(50) = 6.26 +/- 2.5 microg/mL) of the guinea-pig ileum. Bioassay-guidedExpand
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