Lecture 6: Pathogenic bacteria, Campylobacter jejuni and Yersinia enterocolitica

1
A.Food Safety and H.A.C.C.P.2.Pathogenic
microorganisms and foods
6. Pathogenic bacteria Campylobacter jejuni and
Yersinia enterocolitica
2
Campylobacter jejuni

• it is a mesophilic bacterium
• it causes diarrhea
• it can be found in raw chicken, unpasteurized
  milk and meat products

3
Campylobacter jejuni through a microscope
4
Campylobacter jejuni and infections
5
Yersinia enterocolitica

• it is a psychrotroph, facultative anaerobic
  bacterium
• it causes diarrhea
• it is found in vegetables, raw meat, meat
  products, milk and dairy

6
Yersinia enterocolitica through a microscope
7
Yersinia and food borne illness
8
Yersinia and yersiniosis
9
Summary of 6th Lecture

• Campylobacter jejuni
• Yersinia enterocolitica