Phyllanthus wightianus Müll. Arg.: A Potential Source for Natural Antimicrobial Agents

Table 4

MBC (𝜇g/mL) for antibacterial activity of P. wightianus against some pathogens.

Organisms	Methanol	Acetone	Ethyl acetate	Chloroform	Hexane	Ciprofloxacin
Bacillus subtilis; (MTCC 441)	>1000^a	>1000^a	>1000^a	>1000^a	>1000^a	15.62^b
Escherichia coli; (MTCC 739)	>1000^a	>1000^a	>1000^a	>1000^a	>1000^a	31.25^b
Klebsiella pneumoniae; (MTCC 109)	>1000^a	>1000^a	>1000^a	>1000^a	>1000^a	15.62^b
Proteus vulgaris; (MTCC 426)	>1000^a	>1000^a	>1000^a	>1000^a	>1000^a	31.25^b
Pseudomonas aeruginosa; (MTCC 741)	500^b	500^b	500^b	>1000^a	>1000^a	31.25^c
Salmonella typhimurium; (MTCC 98)	500^b	>1000^a	>1000^a	>1000^a	>1000^a	31.25^c
Shigella  flexneri; (MTCC 1457)	250^c	250^c	500^b	>1000^a	>1000^a	62.5^d
Streptococcus pneumoniae; (MTCC 655)	15.62^d	62.5^c	500^b	>1000^a	>1000^a	3.9^e
Staphylococcus epidermidis; (MTCC 435)	31.25^c	125^b	1000^a	>1000^a	>1000^a	3.9^d

The values are mean of triplicates. Different superscript letters (a–e) in rows indicate significant differences (at 𝑃<0.05) when subject to Tukey’s multiple comparison test.