From: Assessment of antiproliferative and antiplasmodial activities of five selected Apocynaceae species
Species | MeOH crude extract | aSequential extract | |||
---|---|---|---|---|---|
 |  | HEX | DCM | DCM:MeOH | MeOH |
b Total alkaloid content (mg BE/g) | Â | Â | Â | Â | |
Kopsia fruticosa | 100 ± 4.2 | 63 ± 1.1 | 129 ± 4.0 | 99 ± 2.5 | 46 ± 1.6 |
Dyera costulata | 58 ± 2.5 | 2.4 ± 0.6 | 11 ± 1.8 | 68 ± 2.7 | 41 ± 2.4 |
Alstonia angustiloba | 23 ± 0.3 | 13 ± 2.3 | 27 ± 3.1 | 58 ± 1.2 | 27 ± 1.0 |
Calotropis gigantea | 2.7 ± 0.3 | 3.7 ± 1.0 | 8.6 ± 1.2 | 9.6 ± 1.9 | 9.2 ± 2.7 |
Vallaris glabra | 2.7 ± 0.4 | 4.4 ± 0.8 | 8.9 ± 0.6 | 9.2 ± 0.2 | 8.7 ± 2.2 |
b Total phenolic content (mg GAE/g) | Â | Â | Â | Â | |
Dyera costulata | 319 ± 5.5 | 21 ± 0.2 | 23 ± 0.1 | 354 ± 6.0 | 279 ± 3.0 |
Vallaris glabra | 99 ± 3.8 | 15 ± 0.9 | 24 ± 0.5 | 134 ± 1.0 | 164 ± 13 |
Kopsia fruticosa | 83 ± 1.1 | 39 ± 0.5 | 20 ± 0.5 | 129 ± 1.0 | 84 ± 1.0 |
Alstonia angustiloba | 68 ± 2.0 | 17 ± 0.6 | 24 ± 0.6 | 96 ± 1.1 | 94 ± 1.1 |
Calotropis gigantea | 28 ± 0.8 | 14 ± 0.6 | 44 ± 1.7 | 42 ± 0.8 | 33 ± 0.5 |
b Radical-scavenging activity (mg AA/g) | Â | Â | Â | Â | |
Dyera costulata | 377 ± 25 | 15 ± 0.3 | 9.3 ± 0.5 | 349 ± 21 | 278 ± 5.4 |
Vallaris glabra | 84 ± 0.5 | 6.0 ± 0.3 | 8.4 ± 0.4 | 77 ± 2.2 | 119 ± 6.8 |
Kopsia fruticosa | 63 ± 3.2 | 12 ± 1.4 | 7.5 ± 0.3 | 70 ± 2.0 | 48 ± 1.5 |
Alstonia angustiloba | 29 ± 0.9 | 10 ± 0.2 | 5.7 ± 0.7 | 50 ± 1.2 | 46 ± 2.2 |
Calotropis gigantea | 7.6 ± 0.4 | 5.6 ± 0.3 | 6.1 ± 0.4 | 8.0 ± 0.6 | 14 ± 1.3 |