Research Article
Hypoglycemic Activity of Aqueous Extracts from Catharanthus roseus
Table 3
Phytochemical constituents detected in Catharanthus roseus extracts.
| | Plant part | Extracts | Alkaloids | Polyphenols | Terpenoids/Sterols | Flavonoids | Glycosides | Saponins |
| | F | Hexane | − | − | + | − | − | − | | F | CH2Cl2 | + | − | − | − | − | − | | F | CH3OH | + | + | − | + | − | − | | F | Aqueous | − | + | − | − | + | − | | L | Hexane | − | − | + | − | − | − | | L | CH2Cl2 | + | − | + | | − | − | | L | CH3OH | + | + | + | + | + | − | | L | Aqueous | − | + | − | − | + | − | | S | Hexane | + | − | + | − | − | − | | S | CH2Cl2 | + | − | + | − | − | − | | S | CH3OH | + | + | − | + | + | − | | S | Aqueous | − | + | − | − | − | − | | R | CH2Cl2 | + | − | + | − | − | − | | R | CH3OH | + | + | + | + | + | − | | R | Aqueous | + | − | + | − | − | − |
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F: flower; L: leaves; S: stem; R: root; CH2Cl2: dichloromethane; CH3OH: methanol.
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