Antispasmodic effect of the essential oil of Plectranthus barbatus and some major constituents on the guinea-pig ileum

Article Abstract:

The effects of the Plectranthus barbatus essential oil (PBEO) were studied on the contractility of the guinea-pig ileum in vitro. Data shows that PBEO has intestinal relaxant and antispasmodic activity and the main active principle for its relaxant and spasmolytic activity seems to be 'alpha-pinene'.

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Chemical composition and antibacterial activity of essential oil of Artemisia iwayomogi

Article Abstract:

The chemical composition of the essential oil from Artemisia iwayomogi Kitamura was analyzed and 85 constituents were identified representing 96.23% of the total oil. The oil exhibited antibacterial properties in tests using the broth dilution method.

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Six new sesquiterpenes from Euonymus nanoides and their antitumor effects

Article Abstract:

Six new sesquiterpenes were isolated from the seeds of Euonymus nanoides Loes. The structures of six new compounds are reported and their in vitro antitumor properties are evaluated.

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