Comparative Evaluation of the Antidiabetic Effects of Different Parts of Cassia fistula Linn, a Southeast Asian Plant

Table 1

Phytochemical studies of Cassia fistula extracts.

Extracts	Gly	Alk	Fla	Phe	Sap	Tan	Ste	Res
Bark methanol	−ve	+ve	−ve	+ve	−ve	+ve	+ve	−ve
Bark aqueous	−ve	+ve	−ve	+ve	−ve	+ve	+ve	−ve
Leaf methanol	+ve	−ve	+ve	−ve	−ve	−ve	−ve	−ve
Leaf aqueous	+ve	−ve	+ve	−ve	−ve	−ve	−ve	−ve
Flower methanol	+ve	+ve	+ve	+ve	−ve	−ve	−ve	−ve
Flower aqueous	+ve	+ve	+ve	+ve	−ve	−ve	−ve	−ve
Pod methanol	+ve	+ve	−ve	+ve	+ve	−ve	−ve	+ve
Pod aqueous	+ve	+ve	−ve	+ve	+ve	−ve	−ve	+ve

Gly: glycoside; Alk: alkaloid; Fla: flavonoid; Phe: phenol; Sap: saponin; Tan: tannin; Ste: steroid; Res: resin.
+ve: present; −ve: absent.