Microbiology-PTM-OMA_Modules_1-5

Inoculation of Liquid Matrices

• Add diluted liquid culture to large quantity and mix • Use fresh culture for unprocessed liquids • Use heat‐stressed culture for heat‐processed liquids • Stabilize 48‐72 h at 2‐8°C • For quantitative  Listeria store for 24 h at 2‐8°C