Table 6.

Diameter of zone of growth inhibition in mm of antibacterial activity of different fractions obtained with solvents of set-PCE

Bacterial cultures	Solvent fraction (25 mg/ml)
	PF	CF	EF	AF-I
Bacillus subtilis	---------	10.00 ± 0.00	03.33 ± 0.58	13.00 ± 0.00
Enterococcus faecalis	---------	06.00 ± 0.00	03.33 ± 0.58	09.67 ± 0.58
Escherichia coli	---------	06.67 ± 0.58	---------	12.33 ± 0.58
Klebsiella pneumoniae	---------	---------	---------	---------
Pseudomonas aeruginosa	---------	08.67 ± 0.58	03.33 ± 0.58	12.00 ± 0.00
Salmonella typhi	---------	---------	05.00 ± 1.00	09.00 ± 0.00
Salmonella typhimurium	---------	---------	---------	04.00 ± 0.00
Staphylococcus aureus	---------	---------	---------	---------
Staphylococcus epidermidis	---------	14.33 ± 1.15	11.00 ± 0.00	19.67 ± 0.58
Streptococcus pyogenes	14.67 ± 0.58	13.33 ± 0.58	10.67 ± 0.58	14.67 ± 0.58

Antibacterial activity was expressed in terms of the diameter of zone of growth inhibition (mean ± S.D., n = 3)