Table 2. Extraction yield and EC50 values of L. elliptica and L. resinosa.
Species | Plant part | Weight of sample (kg) | Crude extract | Yield (%) | EC50 (mg/L) |
L. elliptica | Stem | 2.435 | n-Hexane (MPSH) | 2.82 | >1000.00 |
Dichloromethane (MPSD) | 4.30 | 794.33 | |||
Chloroform (MPSC) | 1.12 | 457.09 | |||
Ethyl acetate (MPSE) | 1.40 | 794.33 | |||
Methanol (MPSM) | 2.88 | 41.69 | |||
Root | 0.960 | n-Hexane (MPRH) | 0.56 | >1000.00 | |
Dichloromethane (MPRD) | 1.47 | >1000.00 | |||
Chloroform (MPRC) | 1.83 | 346.74 | |||
Ethyl acetate (MPRE) | 0.75 | 288.40 | |||
Methanol (MPRM) | 2.51 | 23.99 | |||
Inner bark | 5.413 | n-Hexane (MPIH) | 0.30 | >1000.00 | |
Dichloromethane (MPID) | 0.81 | 288.40 | |||
Chloroform (MPIC) | 0.63 | 263.03 | |||
Ethyl acetate (MPIE) | 0.13 | 114.82 | |||
Methanol (MPIM) | 0.94 | 199.53 | |||
L. resinosa | Stem | 2.520 | n-Hexane (MESH) | 1.52 | >1000.00 |
Dichloromethane (MESD) | 3.44 | 549.54 | |||
Chloroform (MESC) | 1.26 | 794.33 | |||
Ethyl acetate (MESE) | 0.37 | 398.11 | |||
Methanol (MESM) | 4.00 | 35.48 | |||
Root | 0.601 | n-Hexane (MERH) | 1.99 | >1000.00 | |
Dichloromethane (MERD) | 4.33 | >1000.00 | |||
Chloroform (MERC) | 0.98 | 549.54 | |||
Ethyl acetate (MERE) | 0.32 | 354.81 | |||
Methanol (MERM) | 5.09 | 11.22 | |||
Inner bark | 1.298 | n-Hexane (MEIH) | 2.21 | >1000.00 | |
Dichloromethane (MEID) | 0.92 | 288.40 | |||
Chloroform (MEIC) | 0.30 | 281.84 | |||
Ethyl acetate (MEIE) | 0.13 | 70.79 | |||
Methanol (MEIM) | 4.90 | 83.18 | |||
BHT (standard) | 28.18 |