TABLE 4.

The antimicrobial activity of Colocasia affinis extracts and standard against Gram-positive bacterial, Gram-negative bacterial and fungal strains.

Test Microorganisms	Zone of inhibition (mm)
	Azithromycin (30 μg/disc)	Amoxicillin (30 μg/disc)	Ciprofloxacin (30 μg/disc)	AQF (100 μg/disc)	DCMSF (100 μg/disc)	EASF (100 μg/disc)	HSF (100 μg/disc)
Gram-Positive Bacteria
Bacillus cereus	37	35	31	15	12	10	8
Bacillus megaterium	35	32	30	14	11	9	5
Bacillus subtilis	34	28	32	9	10	9	6
Staphylococcus aureus	41	39	33	18	17	14	9
Sarcina lutea	37	35	29	16	13	15	8
Gram-Negative Bacteria
Escherichia coli	38	36	34	17	14	11	12
Pseudomonas aeruginosa	41	37	38	20	13	10	7
Salmonella paratyphi	30	31	27	15	15	7	-
Salmonella typhi	39	31	36	18	16	8	-
Shigella dysenteriae	37	32	33	17	15	12	9
Vibrio mimicus	31	28	26	12	15	-	-
Vibrio parahemolyticus	40	35	33	13	16	12	11
Fungi

Test Microorganisms	Fluconazole (30 μg/disc)			AQF (100 μg/disc)	DCMSF (100 μg/disc)	EASF (100 μg/disc)	HSF (100 μg/disc)
Aspergillus niger	45			12	5	9	-
Candida albicans	38			-	-	-	-
Sacharomyces cerevacae	41			9	-	7	-