Biostasis
Biostasis
Biostasis (pronunciation: /baɪˈɒsteɪsɪs/), also known as biological stasis or suspended animation, is a state in which the metabolic activity of an organism is temporarily halted or significantly reduced, without causing harm to the organism. The term is derived from the Greek words "bios" meaning life, and "stasis" meaning standing still.
Overview
Biostasis is a survival strategy employed by a wide range of organisms, from bacteria to mammals, in response to harsh environmental conditions. It allows the organism to pause its life processes until conditions become favorable again. This state can last for a few minutes to several years, depending on the species and the specific environmental conditions.
Mechanisms
The mechanisms of biostasis are diverse and complex, and they vary greatly among different organisms. They often involve a reduction in metabolic rate, a decrease in body temperature, and a suspension of growth and reproduction. Some organisms, such as certain types of bacteria and yeast, can enter a state of cryptobiosis, in which all metabolic processes appear to stop.
Applications
In medicine, the concept of biostasis is being explored as a potential strategy for preserving organs for transplantation, for prolonging the shelf life of pharmaceuticals, and for developing new treatments for diseases such as cancer. The field of cryonics also relies on principles of biostasis, with the goal of preserving human bodies at low temperatures after death, in the hope that future medical technology may be able to revive them.
Related Terms
See Also
External links
- Medical encyclopedia article on Biostasis
- Wikipedia's article - Biostasis
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