Article
Genomic buffering mitigates the effects of deleterious mutations in bacteria.
Nature genetics - 1 Dec 2005
Maisnier-Patin Sophie, Roth John R, Fredriksson Asa, Nyström Thomas, Berg Otto G, Andersson Dan I
Abstract excerpt
The relationship between the number of randomly accumulated mutations in a genome and fitness is a key parameter in evolutionary biology. Mutations may interact such that their combined effect on fitness is additive (no epistasis), reinforced (synergistic epistasis) or mitigated (antagonistic epistasis). We measured the decrease in fitness caused by increasing mutation number in the bacterium Salmonella...
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