Shigella

1
Shigella

• Food Microbiology

2
Shigella

• Enterobacteriaceae
• 4 Species
• 1 Non-Food-borne
• 3 Food-borne
• HUMANS ONLY Host

3
Shigella

• Enterobacteriaceae
• 4 Species
• 1 Non-Food-borne
• 3 Food-borne
• HUMANS ONLY Host

4
Characteristics

• Nonmotile
• Oxidase Negative
• Produce ONLY acid for sugars
• Do Not
• Grow on Carbon as Sole Carbon Source
• Do Not Produce H2S
• Growth

5
Outbreaks

• Poor Personal Hygiene
• Shellfish
• Vegetables and Fruits
• Salads
• Chicken
• Fecal-Oral Transmission
• Day Care Centers