Canadian Medical Guide > Analytical, Diagnostic and Therapeutic Techniques and Equipment > Diagnosis > Laboratory Techniques and Procedures > Specimen Handling > Preservation, Biological Terms and Definitions

Preservation, Biological

Medical Definition:
Guide Notes:	BLOOD PRESERVATION; ORGAN PRESERVATION and TISSUE PRESERVATION are also available; CRYOPRESERVATION is also available; DF: PRESERVATION BIOL

Preservation, Biological Categories.

	Cryopreservation - Preservation of cells, tissues, organs, or embryos by freezing. In histological preparations, cryopreservation or cryofixation is used to maintain the existing form, structure, and chemical composition of all the constituent elements of the specimens.
	Refrigeration
	Tissue Preservation - The process by which a tissue or aggregate of cells is kept alive outside of the organism from which it was derived (i.e., kept from decay by means of a chemical agent, cooling, or a fluid substitute that mimics the natural state within the organism).

Preservation, Biological Medical Definitions and Terms

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