FRACTION FROM STEM BARK OF VIETNAMESE MEDICINAL PLANT GARCINIA OBLONGIFOLIA(CLUSIACEAE) AND COMPOUNDS ISOLATED THEREFROM HAVING ANTIOXIDANT AND CYTOTOXIC ACTIVITIES

摘要

A fraction from Garcinia oblongifolia is provided to treat cardiovascular diseases, immunological deficiency, diabetes or neurodegenerative diseases. A method for producing a dichloromethane fraction of Garcinia oblongifolia comprises: a step of extracting stem bark with 50% ethanol solvent and concentrating; and a step of suspending the extraction crude liquid with water and fractioning with dichloromethane. The fraction has activity of removing free radical. The fraction has toxicity to cancer cell.