Table 4. Ethanol formation rates from glucose-limited chemostat cultures at different aerobiosis levels.
Ethanol formation rate [mmol*g−1*h−1] | ||||
Aerobiosis [%] | TBE029 | TBE031 | TBE032 | TBE042 |
0 | 6,62±0,27 | 7,05±0,50 | 6,00±0,31 | 6,82±0,25 |
20 | 2,76±0,59 | 3,48±0,19 | 2,86±0,08 | 3,69±0,32 |
50 | 0,89±0,10 | 1,39±0,87 | 0,10±0,08 | 0,96±0,90 |
80 | 0,09±0,01 | 0,37±0,21 | 0,10±0,07 | 0,12±0,01 |
100 | 0,02±0,03 | 0,45±0,08 | 0,07±0,03 | 0,05±0,00 |
150 | 0,12±0,05 | 0,19±0,06 | #DIV/0! | 0,07±0,06 |
By-product formation rates are calculated per hour and gram dry cell weight [mmol*g−1*h−1]. TBE029: ΔnuoB; TBE031: ΔnuoB, ΔcydB, ΔappB; TBE032: ΔnuoB, ΔcydB, ΔcyoB; TBE042: ΔnuoB, ΔcyoB, ΔappB.