Table 2

Superoxide radical scavenging activity of crude extracts and fractions of 6 plants from the Mascarene Islands
Concentrations (μg/mL) Superoxide scavenging activity
Crude water extract Crude methanol extract Dichloromethane Ethylacetate n-butanol Water fraction
100 5.23 ± 1.23 2.23 ± 0.69 10.89 ± 1.46 19.36 ± 2.30* 12.69 ± 1.34 2.39 ± 0.36
(82.39 ± 7.34*) (98.97 ± 5.37*) (47.77 ± 6.34*) (99.53 ± 7.53*) (98.67 ± 5.04*) (68.07 ± 4.31*)
{65.68 ± 9.67*} {74.23 ± 7.68*} {22.69 ± 1.09*} {55.44 ± 2.39*} {82.80 ± 12.69*} {86.59 ± 10.18*}
[40.69 ± 6.67*] [36.56 ± 3.79*] [21.26 ± 1.69*] [80.69 ± 10.69*] [72.39 ± 9.68*] [40.35 ± 3.69*]
∫2.03 ± 1.03∫ 1.03 ± 0.23∫ ∫5.36 ± 0.96∫ ∫15.69 ± 1.69*∫ ∫5.67 ± 0.67∫ ∫8.67 ± 1.23∫
∣7.29 ± 1.06∣ ∣5.09 ± 1.00∣ ∣12.29 ± 1.27∣ ∣32.93 ± 2.67*∣ ∣10.24 ± 2.13∣ ∣8.23 ± 0.96∣
2.56 ± 0.99 1.26 ± 0.11 7.79 ± 1.47 9.67 ± 1.67 6.35 ± 0.69 1.09 ± 0.37
50 (58.64 ± 3.15*) (70.64 ± 5.43*) (23.67 ± 1.08*) (74.59 ± 6.07*) (72.19 ± 3.32*) (52.39 ± 2.01*)
{40.29 ± 6.54*} {57.19 ± 6.45*} {11.09 ± 0.98} {30.27 ± 2.79*} {52.69 ± 9.67*} {50.19 ± 5.67*}
[23.68 ± 4.56*] [13.12 ± 2.19] [12.18 ± 2.09] [52.39 ± 6.59*] [47.69 ± 6.56*] [26.67 ± 2.01*]
∫1.09 ± 0.03∫ ∫0.96 ± 0.01∫ ∫1.29 ± 0.67∫ ∫7.16 ± 0.84∫ ∫3.67 ± 0.38∫ ∫5.67 ± 0.96∫
∣3.19 ± 1.01∣ ∣2.39 ± 0.16∣ ∣9.25 ± 0.67∣ ∣18.39 ± 1.97∣ ∣7.24 ± 1.01∣ ∣6.58 ± 0.64∣
0.56 ± 0.01 0.59 ± 0.01 4.69 ± 1.06 5.49 ± 1.39 4.56 ± 0.34 0.67 ± 0.09
25 (41.19 ± 2.04*) (56.38 ± 2.38*) (11.29 ± 0.67) (59.78 ± 3.08*) (54.39 ± 1.17*) (35.56 ± 1.86*)
{18.09 ± 2.31*} {41.09 ± 3.47*} {6.57 ± 0.73} {14.67 ± 1.98} {36.48 ± 5.24*} {28.49 ± 1.38*}
[14.29 ± 3.97*] [9.68 ± 1.09] [6.79 ± 1.61] [38.19 ± 6.64*] [29.36 ± 2.17*] [13.19 ± 1.39]
∫0.22 ± 0.01∫ ∫0.56 ± 0.02∫ ∫0.56 ± 0.24∫ ∫4.56 ± 0.99∫ ∫1.29 ± 0.35∫ ∫4.96 ± 0.37∫
∣1.29 ± 1.00∣ ∣1.18 ± 0.23∣ ∣6.58 ± 2.39∣ ∣10.67 ± 2.01∣ ∣4.12 ± 0.96∣ ∣3.28 ± 0.28∣
0.06 ± 0.01 0.13 ± 0.01 2.65 ± 0.67 2.67 ± 0.69 1.67 ± 0.09 0.01± 0.01
12.5 (28.98 ± 1.31*) (42.46 ± 2.28*) (7.69 ± 0.17) (42.19 ± 1.38*) 36.49 ± 0.37* (17.19 ± 0.67*)
{10.39 ± 0.96} {17.19 ± 1.96*} {2.39 ± 0.24} {7.09 ± 0.97} {15.36 ± 1.74*} {15.14 ± 2.67*}
[17.69 ± 1.46*] [4.68 ± 0.69] [4.67 ± 1.09] [13.18 ± 1.29] [13.17 ± 0.96] [7.71± 1.09]
∫0.13 ± 0.01∫ ∫0.00 ± 0.00∫ ∫0.25 ± 0.01∫ ∫2.01 ± 0.76∫ ∫0.27 ± 0.01∫ ∫1.23 ± 0.27∫
∣0.59 ± 0.01∣ ∣0.69 ± 0.01∣ ∣2.18 ± 0.29∣ ∣5.97 ± 1.91∣ ∣1.69 ± 0.86∣ ∣1.28 ± 0.11∣

Note. Values are means ± SD of three independent experiments. EM (AM) {FF} [OT] ∫PS∫ ∣MC∣. *Values significantly different (p < 0.05) from the control in each group.

Mahomoodally et al.

Mahomoodally et al. BMC Complementary and Alternative Medicine 2012 12:165   doi:10.1186/1472-6882-12-165

Open Data