Resistance mutation

Resistance mutation

Resistance mutation (pronunciation: /rɪˈzɪstəns mjuːˈteɪʃən/) is a type of genetic mutation that results in a microorganism's ability to withstand the effects of an antibiotic or other drug that would normally inhibit or kill it.

Etymology

The term "resistance mutation" is derived from the English words "resistance", meaning the ability to withstand something, and "mutation", which refers to a change in the DNA sequence of a gene.

Related terms

• Antibiotic resistance: The ability of a microorganism to withstand the effects of an antibiotic.
• Drug resistance: The reduction in effectiveness of a drug in curing a disease or condition.
• Genetic mutation: A permanent alteration in the DNA sequence that makes up a gene.
• Microorganism: A microscopic organism, especially a bacterium, virus, or fungus.

See also

• Evolution of drug resistance
• Mechanisms of antibiotic resistance
• Mutation rate
• Selective pressure

External links

• Medical encyclopedia article on Resistance mutation
• Wikipedia's article - Resistance mutation

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