6.3 By freeze-drying

Bacteria can be freeze-dried in central laboratories by suspending them in a lyophilisation medium and then freeze-drying the suspension. Freeze-drying is very useful as it allows bacterial long-term storage at room temperature and their transport without a continuous cold chain.

What are the disadvantages of freeze-drying?

Answer

  • Successful bacterial freeze-drying requires expertise and quite expensive equipment.
  • Not all bacteria can be freeze-dried.

6.2 By freezing

7 Isolation and identification of key pathogens of interest in terrestrial farmed animals