2007 December - 4 articles
Antioxidant active compounds were isolated from methanol crude extracts of the leaves of Guava (Psidium guajava L.) grown in Thailand. The isolated compounds were screened for their in vitro antioxidant activity by a DPPH free radical scavenging assa...
The aim of this work was to investigate the factors influencing the dissolution characteristics of drug substances from hydrophilic polymer matrix tablets. Various kinds of cellulose derivative polymers were used in for matrix formation. Their swelli...
A new sesquiterpene derivative of phloroglucinol glycoside isolated from the fruit peels of Citrus limon (Linn.) Burm.f. has been characterized as phloroglucinolyl-D-glucuronosyl-6″-longifolan-1″-ol-2″-one on the basis of spectral analyses.
HPLC was used to determine the content of methylparaben (MP), propylparaben (PP) and 4-hydroxybenzoic acid (4-HYB) as their decomposition product in the water solution Aqua Conservans (AQCO) in accordance with the Czech Pharmacopoeia and the Slovak P...
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