Article
The emergence of antibiotic resistance: myths and facts in clinical practice.
Intensive care medicine - 1 Jan 1990
Hamilton-Miller J M
Abstract excerpt
Selection pressure, caused by the use of antibiotics--especially in hospitals--is the main factor responsible for the emergence of antibiotic-resistant bacteria. Resistance can arise endogenously by mutation (one-step, as found for Mycobacterium tuberculosis to rifampicin, or multi-step, as in gonococci to benzylpenicillin), or exogenously by transfer of R-factors. Mechanisms of resistance may involve a decrease...
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