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Article | REF: F3480 V1

Long-term preservation of viable and functional biological systems

Authors: Sébastien DUPONT, Laurent BENEY, Patrick Gervais

Publication date: March 10, 2013

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2. Heat and mass transfer in preservation processes

Whether we're talking about freezing or dehydration, the many applications of prolonged preservation of living biological systems help us to understand its essential principle. The preservation of a functional biological system is possible when the cessation of cellular functions takes place under conditions where the chemical and physical degradation of cells (usually compensated for by biological reactions) is also slowed or halted.

Diagram of water (water activity) and thermal fluctuations of micro-organisms during different stabilization and preservation processes.
Figure...
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Heat and mass transfer in preservation processes
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