Table 5. The comparison of colony size on the media with addition of various iron sources

	Oxoid	Oxoid2	Oxoid3	OK	C1	NGTE	NGTE8
Iron source	FAC	FE	FS	FC	X	FE	FS
Carbohydrate	X	X	X	X	Lac	Glu	Glu
α-Glucosidase substrates	Chro	Mug	Mug	Mug	Mug	Mug	Mug
E. sakazakii (Cronobacter spp.)	MC	MC	SC not grow well	MC	LC	LC	VSC not grow well
E. cloacae	LC	LC	No grow	MC	LC	LC	VSC
E. coli K12	LC	MC	No grow	MC	LC	MC	No grow
E. hermanii	MC	MC	MC	MC	MC	MC	SC
Salmonella spp.	MC (black)	MC (black)	MC (black)	MC (black)	MC	MC	No grow
E. vluneris	MC	SC	No grow	SC	MC	SC	No grow

Oxoid 2 and 3, substitution by α-MUG or Iron source in Oxoid.
NGTE 8, substitution by Iron source in NGTE.
FAC, ferric ammonium citrate; FE, ferrioxamine E; FS, ferrous sulphate; X, blank; Lac, Lactose; Glu, Glucose; MC, medium colony; LC, large colony; SC, small colony; VSC, very small colony.