Preliminary Phytochemical Screening and Biological Activities of Bulbine abyssinica Used in the Folk Medicine in the Eastern Cape Province, South Africa
Table 2
Protein denaturation activity of acetone and aqueous extracts of B. abyssinica.
Concentration (μg/mL)
Standard (diclofenac sodium)
Acetone extract of B. abyssinica
Aqueous extract of B. abyssinica
Mean % inhibition ± SD
Mean % inhibition ± SD
Mean % inhibition ± SD
500
98.68 ± 2.28
85.09 ± 0.76
67.98 ± 11.50
400
95.61 ± 0.76
79.39 ± 0.75
78.95 ± 2.63
300
87.72 ± 1.52
72.81 ± 5.93
85.09 ± 21.43
200
88.16 ± 2.01
71.06 ± 2.28
93.86 ± 2.01
100
83.77 ± 0.76
30.70 ± 5.32
86.40 ± 0.76
Data expressed as means ± SD; ; values along a row with different superscripts are significantly different ().