Table D1 Estimates of beneficial mutation rates and their selective coefficients, obtained from microbial experiments in recent literature
U (per genome per generation)s0Type
Gerrish and Lenski (1998), Rozen et al. (2002), and Imhof and Schlötterer (2001)10−9 … 10−8E. coli
Elena et al. (1996)2 × 10−90.03E. coli
Desai et al. (2007)2.4 × 10−50.01S. cerevisiae
Perfeito et al. (2007)2 × 10−50.02E. coli
Sniegowski and Gerrish (2010) (data from Elena et al. 1996)5.7 × 10−50.003E. coli