In Vitro Filaricidal Properties of Aqueous Extracts of Combretum nigricans (Combretaceae) on Onchocerca ochengi (Onchocercidae)

Table 4

Qualitative phytochemical screening of aqueous extracts of Combretum nigricans.

Secondary metabolites	Leaves	Roots	Barks
Alkaloids	-	+	-
Tannins	+	-	+
Saponins	+	-	+
Phenolic acids	+	+	+
Flavonoids	-	-	+
Triterpenes	+	-	-
Glucosides	+	-	-
Anthocyanins	-	-	+
Deoxyoses	+	-	+

+: present; -: absent.