TABLE 3.
Relationships between maximum acetaldehyde concentration and cell numbersa
Strain | Acetaldehyde maximum concn (mg/liter)b
|
Cell count (106)c
|
% of GPD1 over wild type | ||
---|---|---|---|---|---|
Control | GPD1 strain | Control | GPD1 strain | ||
W18 | 40 | 181 | 168 | 172 | 102 |
R | 35 | 150 | 210 | 195 | 93 |
W6 | 42 | 255 | 160 | 140 | 88 |
W3 | 30 | 260 | 170 | 140 | 82 |
W15 | 25 | 470 | 150 | 110 | 73 |
W19 | 66 | 394 | 215 | 130 | 60 |
V5 | 136 | 600 | 210 | 90 | 43 |
L1 | 428 | 3,970 | 58 | 42 | 72 |
L2 | 380 | 6,390 | 200 | 60 | 30 |
Fermentation conditions were as described in the legend to Fig. 1. Acetaldehyde production and growth were monitored during fermentation.
Maximum concentration of acetaldehyde produced at the end of the growth phase.
Number of cells counted during the stationary phase.