Antioxidant Activity and Total Phenolic and Flavonoid Content of Various Solvent Extracts from In Vivo and In Vitro Grown Trifolium pratense L. (Red Clover)

Table 3

Superoxide anion activity of methanol extract and soluble fractions of in vivo and in vitro grown plants and callus tissue of red clover (Trifolium pratense).

Plant extract	EC50 of superoxide anion activity (g/mL)
	In vivo	In vitro	Callus
Methanol extract
n-Hexane fraction
Ethyl acetate fraction
Chloroform fraction
Ascorbic acid

Each value in the table is represented as mean ± SD ().
Means not sharing the same symbols (, , and ) are significantly different (Duncan) at in the same row.
Means not sharing the same letters are significantly different (Duncan) at in the same column.