Antioxidant Activities of Methanol Extracts of Thirteen Cameroonian Antibacterial Dietary Plants

Table 5

DPPH radical scavenging activities of the methanol extracts of thirteen antibacterial edible plants.

Plant extracts	Radical scavenging activities expressed as RSa50 (μg/ml)
Amaranthus hybridus	310.52 ± 41.19^g
Amaranthus cruentus	38.48 ± 3.03^bcd
Cucumis melo	109.22 ± 10.04^e
Lactuca capensis	19.44 ± 0.99^abc
Lactuca sativa	163.21 ± 10.09^f
Manihot esculenta	16.22 ± 0.51^ab
Piper nigrum	1.65 ± 0.16^a
Sechium edule	11.39 ± 0.26^ab
Solanum nigrum	48.89 ± 5.66^cd
Talinum triangulare	64.34 ± 4.39^d
Telfairia occidentalis	48.23 ± 2.93^cd
Vernonia hymenolepis	38.48 ± 7.28^bcd
Vernonia amygdalina	24.91 ± 2.23^abc
L-ascorbic acid	1.86 ± 0.10^a

RSa₅₀: concentration of tested sample necessary to decrease by 50% the free radical DPPH. Values bearing the different superscript letters are significantly different ().