Liha töötlemine
isolate as Salmonella, one must perform
Recently, in the State of Hawaii, there has serologic tests using polyvalent anti-O anti-
been interest in using C. perfringens as the serum (against cell surface antigens) or
Microbial Hazards in Foods: Food-Borne Infections and Intoxications 489
polyvalent anti-H antiserum (against flagella and no distribution to other organs. Symptoms
antigens). of salmonelosis occur 12 to 24 hours after
This genus went through several revisions ingestion of food containing 1 to 10 million
in classification and taxonomy of species Salmonella per gram and include nausea,
and subspecies in the past 20 years, due to vomiting, headache, chills, diarrhea, and
the advancement of genetic typing systems. fever. The illness lasts for 2 to 3 days. Most
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