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Systematic extraction of leaf, petiole and rhizome parts of Petasites japonicus Max with 70 % ethanol and successive fractionation with hexane (H), ethyl acetate (E), butanol (B) and distilled water (W).
Source publication
The aim of this study was to ascertain the effect of different solvents on extraction yield, antioxidant activity and cytotoxicity of extracts from Petasites japonicus (Siebold & Zucc.) Maxim. P. japonicus, widely distributed in Korea, Japan and China, is used as a culinary vegetable and a traditional medicine for asthma, migraines and tension head...
Contexts in source publication
Context 1
... dilutions (3.125 μg/ml to 100 μg/ml) of the filtered crude extract stock were prepared in DMSO and used in an MTT assay. The extraction flow chart is shown in Figure 1. ...