Liha töötlemine
and diarrhea, with nausea and vomiting drop-like, and bluish when viewed by 45°
occurring less frequently. More serious intes- incident transmitted light (Henry’s illumina-
tinal disorders include enteritis, terminal tion step). Biochemically, this organism can
ileitis, and mesenteric lymphadenitis. Extr- be confused with such organisms as
aintestinal infections of Y. enterocolitica Lactobacillus, Brochothrix, Erysipelohrix,
have been reported, including septicemia, and Kurthia. A variety of biochemical tests
arthritis, erythema nodosum, sarcoidosis, have been devised to separate L. monocyto-
skin infection, and eye infection. genes from other Listeria species, such as L.
Foods suspected of being a source of yer- innocua, L. welshimeri, and L. murrayi.
siniosis in the United States include choco- Serotyping is also important in the identifica-