Table 2.
Growth of fungal strains on glucose (Glc0≈30 g/L, nitrogen added into the medium in the form of ammonium sulfate at 0.5 g/L and yeast extract at 0.5 g/L) (A) and biodiesel‐derived glycerol (Glol0≈30 g/L, nitrogen added into the medium in the form of ammonium sulfate at 0.5 g/L and yeast extract at 0.5 g/L) (B).
| A | ||||||
|---|---|---|---|---|---|---|
| Fungal strains | Time | Glccons (g/L) | X (g/L) | L (g/L) | YL/X (%, w/w) | |
| Aspergillus sp. ATHUM 3482 | a* | 92 | 27.7 | 5.7 | 0.18 | 3.1 |
| b | 50 | 7.0 | 3.5 | 0.47 | 13.4 | |
| Cunninghamella echinulata LFMB 5 | a, b | 336 | 32.0 | 11.5 | 3.83 | 33.3 |
| Mortierella ramanniana MUCL 9235 | a, b** | 264 | 33.6 | 4.4 | 1.10 | 25.0 |
| Mucor sp. LGAM 366 | a, b | 310 | 31.5 | 8.0 | 3.46 | 43.3 |
| Rhizopus sp. LFMB 6 | a, b*** | 77 | 33.1 | 3.8 | 0.57 | 15.1 |
| Mortierella isabellina ATHUM 2935 | a | 92 | 34.2 | 10.2 | 8.50 | 83.3 |
| b | 155 | 34.9 | 13.7 | 4.05 | 29.6 | |
| B | ||||||
|---|---|---|---|---|---|---|
| Fungal strains | Time | Glccons (g/L) | X (g/L) | L (g/L) | YL/X (%, w/w) | |
| Aspergillus sp. ATHUM 3482 | a | 122 | 18.6 | 3.9 | 0.67 | 17.2 |
| b# | 192 | 21.0 | 3.5 | 1.07 | 30.3 | |
| Cunninghamella echinulata LFMB 5 | a, b | 262 | 12.4 | 2.9 | 1.61 | 55.6 |
| Mortierella ramanniana MUCL 9235 | a | 255 | 24.0 | 9.3 | 3.91 | 42.0 |
| b | 142 | 14.9 | 7.6 | 3.30 | 43.4 | |
| Mucor sp. LGAM 366 | a | 357 | 25.5 | 8.0 | 2.08 | 26.0 |
| b | 310 | 20.4 | 6.8 | 2.93 | 43.1 | |
| Rhizopus sp. LFMB 6 | a## | 140 | 24.1 | 4.6 | 0.84 | 18.2 |
| b | 71 | 23.6 | 3.7 | 0.86 | 23.3 | |
| Mortierella isabellina ATHUM 2935 | a | 340 | 27.5 | 9.7 | 2.99 | 30.8 |
| b | 222 | 24.5 | 8.1 | 5.40 | 66.7 | |
A: *Oxl = 13.8 g/L, Cit = 1.5 g/L; **Pyr = 8.8 g/L, Cit = 1.5 g/L; ***Lac = 10.1 g/L.
X: biomass in g/L; Glc: glucose in g/L; L: Lipid in g/L; Oxl: Oxalic acid in g/L; Pyr: pyruvate in g/L; Cit: Citric acid in g/L; Lac: Lactic acid in g/L.
B: #Oxl = 7.5 g/L; ##Ace = 2.5 g/L.
X: biomass in g/L; Glol: Glycerol in g/L; L: Lipid in g/L; Oxl: Oxalic acid in g/L; Ace: Acetic acid in g/L).
Representations: (a) When the maximum concentration of biomass (X, g/L) is achieved; (b) When the maximum quantity of lipids in dry cell weight (YL/X, % w/w) is achieved. Each point is the mean value of two independent measurements (SE<10%).