Effect of extraction technique, solvent polarity, and plant matrix on the antioxidant properties of Chrysophyllum albidum G. Don (African Star Apple)

Bulletin of the National Research Centre

Table 3 Radical scavenging activity and lipid peroxidation inhibitory activity of C. albidum extracts

Extracts	DPPH radical scavenging activities	Nitric oxide scavenging activities	Lipid peroxidation inhibitory activities
Extracts	IC₅₀ Values (µg/ml)
CABAM	41.52 ± 5.46	4.16 ± 1.11	29.47 ± 1.17
CABAS	39.44 ± 4.62	0.28 ± 0.16*	38.22 ± 2.11*
CABES	18.66 ± 1.42^#	1.10 ± 0.19	19.71 ± 1.34^#
CASAS	5.34 ± 0.85^σ	0.02 ± s0.01	30.63 ± 1.23σ
CASES	20.04 ± 1.62^#	3.15 ± 0.68^{# σ}	34.97 ± 2.52σ
Asc. acid	8.12 ± 0.48	2.89 ± 0.76	19.50 ± 2.05

Values represent Mean ± Standard Deviation (n = 3). *p < 0.05 versus maceration; ^#p < 0.05 versus acetone; ^σp < 0.05 versus Bark
CABAM C. albidum bark acetone extract obtained by maceration for 30 min, CABAS C. albidum bark acetone extract obtained by sonication for 30 min, CABES C. albidum bark ethanol extract obtained by sonication for 30 min, CASAS C. albidum seeds acetone extract obtained by sonication for 30 min, CASES C. albidum seeds ethanol extract obtained by sonication for 30 min, Asc. Acid ascorbic acid