Total Flavonoids of Crocus sativus Petals Release tert-Butyl Hydroperoxide-Induced Oxidative Stress in BRL-3A Cells

Table 1

Flavonoid content and antioxidant activities of various extracts of saffron.

Sample	Flavonoid content; (mg RE/g)	IC50 (μg/mL)
		DPPH	ABTS
TFESP
TFEMS
TFESS
Vc	nd

TFESP: total flavonoid extract from saffron petals; TFESS: total flavonoid extract from saffron stamens; TFEMS: total flavonoid extract from mixture of saffron petals and stamens; DPPH: 2,2-diphenyl-1-picrylhydrazyl; ABTS: 2,2-azino-bis (3-ethylbenzothiazoline-6-sulfonic acid); nd: not detected.