Extract
IC
50
(ug/mL)*
Dwarf type
337 ± 5.6 ug/mL
Regular type
452 ± 12.5 ug/mL
Gamthi type
126.8 ± 10.1 ug/mL
EDTA
13 ± 0.9 ug/mL
*IC
50
value: concentration at which iron (II) ions were chelated by 50%, respectively.
Table 2:
Iron(II) ions chelating activities of methanolic extracts and a reference chelator.
