BioMed Research International / 2012 / Article / Tab 5

Research Article

Improvement of Coenzyme Q10 Production: Mutagenesis Induced by High Hydrostatic Pressure Treatment and Optimization of Fermentation Conditions

Table 5

Effect of complex nitrogen sources on DCW and CoQ10 production by PK38 with batch culture.

CSP + (NH4)2SO4 (g/L)DCW (g/L)CoQ10 production (mg/L)Specific CoQ10 content (mg/g-DCW)

2 0 + 0 7.16 + 0.116d17.65 + 0.098d2.466 + 0.017c
2 0 + 5 6.73 + 0.139f16.17 + 0.091f2.403 + 0.010c
2 0 + 1 0 6.92 + 0.097e17.08 + 0.082e2.467 + 0.027c
2 0 + 1 5 7.13 + 0.067d17.60 + 0.115d2.469 + 0.031c
3 0 + 0 7.46 + 0.095c18.92 + 0.146c2.536 + 0.047b
3 0 + 5 7.65 + 0.107b19.40 + 0.284b2.537 + 0.068b
3 0 + 1 0 7.86 + 0.090a20.62 + 0.121a2.624 + 0.032a
3 0 + 1 5 7.60 + 0.512b18.54 + 0.085c2.439 + 0.162c

Data are shown as mean ± SD ( 𝑛 = 3 ) . Means with the same letter are not significantly different as indicated by Duncan’s multiple range test (P < 0.05).

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