Antimicrobial activity and safety evaluation of Enterococcus faecium KQ 2.6 isolated from peacock feces

BMC Biotechnology

Table 2 Antimicrobial activity of CFS produced by E. faecium KQ 2.6

Indicator strains	Medium	Incubation temperature(°C)	Antimicrobial activity ^a
Gram-positive
Bacillus subtilis	LB	37	+
Bacillus cereus	LB	37	+++
Streptococcus pyogenes	LB	37	++
Staphylococcus aureus	LB	37	-
Staphylococcus epidermidis	LB	37	++
E. faecalis	MRS	37	+
Gram-negative
Escherichia Coli	LB	37	+
Pseudomonas aeruginosa	LB	37	++
Klebsiella pneumoniae	LB	37	-
Salmonella paratyphi	LB	37	+++
Fungi
Candida albicans	PDA	28	-
Aspergillus niger	PDA	28	-

^aResults of antimicrobial activity were recorded in the diameter of inhibition zones around the wells (8 mm in diameter): −, no inhibition zone; +, zone < 5 mm; ++, zone < 5–10 mm; +++, zone > 15 mm.

ISSN: 1472-6750