Compound preventing cell damage during successive freezing and thawing processes. Cryoprotectants are agents with high water solubility and low toxicity. Two types commonly used: permeating (glycerol and DMSO) and non-permeating (sugars, dextran, ethylene glycol, polyvinylpyrrolidone and hydroxyethyl starch).

Glossary of Biotechnology for Food and Agriculture . 2015.

Look at other dictionaries:

  • Cryoprotectant — A cryoprotectant is a substance that is used to protect biological tissue from freezing damage (damage due to ice formation). Arctic and Antarctic insects, fish, amphibians and reptiles create cryoprotectants (antifreeze compounds and antifreeze… …   Wikipedia

  • Cryoprotectant — A chemical component of a freezing solution used in cryopreservation (the process of cooling and storing cells, tissues, or organs at very low temperatures to maintain viability). The purpose of the cryoprotectant is to help protect what is being …   Medical dictionary

  • cryoprotectant — noun or adjective see cryoprotective …   New Collegiate Dictionary

  • cryoprotectant — chemicals such as sucrose and sorbitol that can be added to fish muscle before freezing to prevent adverse chemical reactions. Usually added to surimi (q.v.) before it is made into blocks and frozen …   Dictionary of ichthyology

  • cryoprotectant — Substance that is used to protect from the effects of freezing, largely by preventing large ice crystals from forming. The two commonly used for freezing cells are DMSO or glycerol …   Dictionary of molecular biology

  • cryoprotectant — cry·o·pro·tec·tant (krī ō prə tĕkʹtənt) n. A substance, such as glycerol, used to protect cells or tissues from damage during freezing.   cry o·pro·tecʹtant adj. cry o·pro·tecʹtive adj. * * * …   Universalium

  • cryoprotectant — noun Any substance (typically a polyhydric alcohol) that prevents cell damage on freezing …   Wiktionary

  • cryoprotectant — noun Physiology a substance that prevents the freezing of tissues, or prevents damage to cells during freezing …   English new terms dictionary

  • cryoprotectant — cryo·protectant …   English syllables

  • cryoprotectant — noun or adjective see cryoprotective …   Useful english dictionary

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