In Vitro Cytotoxicity and In Vivo Antimammary Tumor Effects of the Hydroethanolic Extract of Acacia seyal (Mimosaceae) Stem Bark

Table 1

Quantitative phytochemical analyses and scavenging free radical activities of A. seyal extract.

Concentration in A. seyal extract of selected phytochemicals
Total proteins	88 ± 3 mg eq bovine serum albumin
Total phenols	90 ± 1 mg gallic acid
Flavonoids	47 ± 14 mg eq quercetin
Flavonols	16 ± 6 mg eq quercetin
Scavenging free radical activities of A. seyal
		EC50 (µg/mL)
		DPPH	ABTS
Control (ferulic acid)		4.3	3.7
A. seyal		205.4	202.3

EC₅₀ = concentration of Acacia seyal extract which results in 50% of scavenging.