Effect of Fractioning on Antibacterial Activity of Enantia chlorantha Oliver (Annonaceae) Methanol Extract and Mode of Action

Table 3

Extraction yields and phytochemical composition of methanol extract and fractions from E. chlorantha barks.

Phytochemical groups	Crude extract (7.91%)	Fractions
		FH (5.66%)	FAE (12.5%)	FBU (20.87%)	FR (39.71%)
Alkaloids	+	−	+	+	+
Anthocyanins	−	−	−	−	−
Flavonoids	+	−	+	+	+
Phenols	+	−	−	+	+
Quinones	+	−	+	+	+
Saponins	−	−	−	−	−
Tannins	+	−	−	+	+
Sterols	+	−	+	+	+
Triterpenes	+	+	+	+	−

+: presence; −: absence, FH: n-hexane fraction, FAE: ethyl acetate fraction, FBU: n-butanol fraction, and FR: residual fraction.