Table 1

DPPH radical scavenging activity of crude extracts and fractions of 6 plants from the Mascarene Islands
Concentrations (μg/mL) DPPH scavenging activity
Crude water extract Crude methanol extract Dichloromethane Ethylacetate n-butanol Water fraction
100 9.23 ± 2.29 8.63 ± 1.03 4.26 ± 0.69 13.26 ± 0.96 14.59 ± 1.09 11.23 ± 1.01
(20.13 ± 3.46*) (23.39 ± 1.36) (87.52 ± 6.59*) (92.86 ± 7.16*) (93.68 ± 8.69*) (80.13 ± 7.54*)
{67.46 ± 9.56*} {75.56 ± 7.65*} {78.67 ± 6.15*} {93.45 ± 9.14*} {97.08 ± 11.23*} {72.78 ± 5.36*}
[90.14 ± 10.07*] [91.56 ± 10.69*] [67.59 ± 8.09*] [90.13 ± 6.69*] [94.86 ± 8.09*] [88.49 ± 7.23*]
∫5.36 ± 0.99∫ ∫11.29 ± 1.05∫ ∫9.86 ± 1.11∫ ∫7.42 ± 0.39∫ ∫11.36 ± 1.00∫ ∫8.59 ± 1.96∫
∣9.86 ± 1.23∣ ∣12.03 ± 1.06∣ ∣18.16 ± 2.13∣ ∣15.69 ± 1.39∣ ∣15.46 ± 0.23∣ ∣7.39 ± 1.09∣
50 4.21 ± 1.23 3.98 ± 1.11 2.04 ± 0.23 7.49 ± 0.96 9.18 ± 0.23 5.13 ± 1.03
(14.36 ± 0.89) (12.39 ± 0.69) (61.43 ± 5.67*) (75.67 ± 4.56*) (75.64 ± 3.68*) (62.14 ± 5.67*)
{52.16 ± 7.65*} {58.89 ± 5.94*} {63.19 ± 7.62*} {72.14 ± 8.56*} {76.37 ± 9.56*} {55.09 ± 5.53*}
[69.64 ± 7.19*] [64.59 ± 6.36*] [41.68 ± 8.09*] [53.67 ± 9.36*] [71.69 ± 7.36*] [62.13 ± 5.36*]
∫1.23 ± 0.16∫ ∫7.09 ± 0.63∫ ∫3.67 ± 0.26∫ ∫4.09 ± 0.19∫ ∫5.13 ± 0.36∫ ∫5.29 ± 1.22∫
∣4.61 ± 0.96∣ ∣7.01 ± 0.69∣ ∣10.69 ± 1.29∣ ∣8. 69 ± 0.36∣ ∣8.63 ± 0.19∣ ∣3.59 ± 0.67∣
25 2.15 ± 0.60 1.23 ± 0.22 1.09 ± 0.09 5.29 ± 0.63 5.69 ± 0.11 2.39 ± 0.36
(9.19 ± 1.13) (8.46 ± 1.03) (46.49 ± 1.98*) (53.36 ± 3.79*) (62.14 ± 1.69*) (50.23 ± 2.97*)
{40.14 ± 6.15*} {42.15 ± 6.54*} {40.18 ± 6.81*} {57.09 ± 6.36*} {54.76 ± 3.39*} {48.13 ± 4.46*}
[42.18 ± 8.39*] [45. 67 ± 5.01*] [22.19 ± 5.13*] [32.19 ± 5.12*] [51.63 ± 3. 16*] [47.16 ± 4.16*]
∫0.69 ± 0.01∫ ∫4.26 ± 0.69∫ ∫1.14 ± 0.08∫ ∫2.07 ± 0.69∫ ∫2.19 ± 0.12∫ ∫3.19 ± 0.18∫
∣2.19 ± 0.13∣ ∣3.69 ± 0.23∣ ∣5.18 ± 0.96∣ ∣5.19 ± 0.08∣ ∣3.14 ± 0.08∣ ∣1.56 ± 0.16∣
12.5 1.26 ± 0.35 0.68 ± 0.13 0.97 ± 0.11 2.09 ± 0.16 2.57 ± 0.09 0.98 ± 0.15
(4.16 ± 0.56) 5.34 ± 0.87 (30.69 ± 1.63*) (38.56 ± 2.67*) (41.64 ± 1.59*) (28.26 ± 2.39*)
{29.46 ± 3.87}* {34.19 ± 5.87*} {32.49 ± 4.57*} {40.18 ± 5.42*} {36.15 ± 2.23*} {29.86 ± 5.21*}
[28.49 ± 1.69*] [29.19 ± 1.23*] [12.19 ± 0.99] [24.19 ± 1.08*] [31.46 ± 1.53*] [29.18 ± 1.39*]
∫0.56 ± 0.01∫ ∫2.13 ± 0.23∫ ∫0.59 ± 0.01∫ ∫0.11 ± 0.01∫ ∫1.39 ± 0.03∫ ∫1.09 ± 0.01∫
∣1.01 ± 0.01∣ ∣1.69 ± 0.02∣ ∣2.09 ± 0.39∣ ∣1.69 ± 0.01∣ ∣0.69 ± 0.01∣ ∣1.06 ± 0.01∣

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