Antibacterial activities of the methanol extracts of ten Cameroonian vegetables against Gram-negative multidrug-resistant bacteria

Table 2 Extraction yields and phytochemical composition of the plant extracts

Scientific names	Part used	Yield (%)	alkaloids	phenols	tannins	terpènes	stéroids	flavonoids	anthraquinones	anthocyanins	saponins
Amarantus hybridus	leaves	7.9	-	-	-	+	-	+	-	+	-
Vernonia hymenolepis	leaves	9.40	+	+	-	-	-	+	-	-	-
Lactuca sativa	leaves	7.14	+	+	-	-	-	+	-	-	-
Lactuca capensis	leaves	7.14	+	+	+	-	+	-	-	-	-
Sechium edule	leaves	3.76	+	+	-	+	+	+	-	-	+
Manihot esculinta	leaves	07.46	+	+	+	+	+	+	+	-	+
Phaseolus vulgaris	cloves	17.81	+	+	-	-	+	+	-	-	-
Cucurbita pepo	leaves	12.68	+	+	-	-	+	+	-	-	-
solanum nigrum	leaves	11.84	+	+	-	-	+	+	-	-	-
Capsicum frutescens	fruits	16.24	+	+	-	+	-	+	+	-	-

(+): Present; (−): Absent; *The yield was calculated as the ratio of the mass of the obtained methanol extract/mass of the plant powder.

ISSN: 2662-7671