Thermal decontamination treatments for food powders
Decontamination of dehydrated food products
Article REF: F1136 V1
Thermal decontamination treatments for food powders
Decontamination of dehydrated food products

Authors : Frédéric FINE, Patrick GERVAIS

Publication date: March 10, 2007 | Lire en français

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2. Thermal decontamination treatments for food powders

Thermal treatments are commonly used to decontaminate foodstuffs, and food powders in particular. Optimizing these treatments involves studying and understanding microbial destruction kinetics and the parameters characterizing the thermoresistance of microorganisms.

2.1 Causes of cell death

Many authors attribute the lethal effects of heat stress to the denaturation of proteins, membranes and several cellular organelles [36][37][38] .

In Saccharomyces cerevisiae, condensation of the nucleolus with condensation of peripheral material was observed after heat shock by Webster...

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