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 ().