Psychrotroph

 

                                                     Temperature And Bacterial Growth 

 

 

 

Psychrotrophic Bacteria 

 

Able To Grow At Temperatures Less Than 5 Degrees

 

 

 

 

Example: Yersinia Enterocolitica 

 

Cold growth (unique property)

• Y. enterocolitica can grow at 0–4°C
• This is called:
  • Psychrotrophic growth
• Clinical relevance:
  • Can multiply in refrigerated food (milk, pork, blood products)
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Snapshot