case_images: PMC10866039_01
case_images: Colonies of Listeria innocua on (a) blood agar and (b) cystine lactose electrolyte-deficient (CLED) agar.
case_images: acmi-6-524.v3-g001.jpg
case_images: PMC10866039_01_acmi-6-524.v3-g001.jpg
case_images: F1
case_images: USA) and incubated in Bact Alert, which is an automated blood culture incubation instrument, at 37  C and showed positive growth after 2 days of aerobic incubation. Upon subculture, growth revealed non-haemolytic, non-lactose-fermenting fine colonies of Gram-positive rods (Fig. 1).
case_images: PMC10866039_02