Evaluation of the Antimalarial Activity of the Leaf Latex of Aloe weloensis (Aloaceae) against Plasmodium Parasites

Table 1

Percentage of the free radical scavenging activity of the leaf latex of Aloe weloensis.

Concentration (μg/ml)	% of inhibition
	Ascorbic acid	Leaf latex
12.5	26.03 ± 0.16	9.21 ± 0.37
25	37.82 ± 0.23	21.67 ± 0.71
50	54.56 ± 0.52	33.14 ± 0.53
100	70.21 ± 0.32	47.01 ± 0.41
200	79.38 ± 0.45	68.01 ± 0.31
400	95.13 ± 0.34	83.54 ± 0.27
IC50 (μg/ml)	2.97	10.25

The data are expressed as mean ± standard error of the mean (n = 3).