Table 2. Antimicrobial activities of HY7032 and HY7506

Indicators of pathogenic bacteria	Inhibition zone (mm)
	HY7032	HY7506
Salmonella typhimurium	3.88 ± 0.23	5.4 ± 0.43*
Escherichia coli	3.2 ± 0.45	3 ± 0.37
Citrobacter freundii	1.25 ± 0.2	3 ± 0.24*
Enterococcus faecium	ND	ND
Staphylococcus aureus	3.25 ± 0.76	3.75 ± 0.3
Staphylococcus intermedius	5 ± 0.81*	3.75 ± 0.46
Listeria monocytogenes	3.25 ± 0.46	3.25 ± 0.89
Corynebacterium auriscarnis	2.95 ± 0.79	3.25 ± 0.21
Bacillus circulans	3.25 ± 0.57	5 ± 0.81**

Values represent the mean ± S.D. (n = 3).
Significantly different between groups (HY7032 vs. HY7506) (p<0.05).
Significantly different between groups (HY7032 vs. HY7506) (p<0.01).
ND, not detected.