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Table 1 Fatty acid composition (% of total fatty acid) in S. acus biomass from different types of cultures (n = 3)

From: Effect of mixotrophic growth on the ultrastructure and fatty acid composition of the diatom Synedra acus from Lake Baikal

Fatty acid (FA) Autotrophic culture Mixotrophic culture (40 mM glucose) Mixotrophic culture (80 mM glycerol)
Exponential phase Stationary phase Exponential phase Stationary phase Exponential phase Stationary phase
С14:0 12.0 12.9 13.6 17.9 9.8 10.7
С16:0 16.4 10.8 11.4 11.3 24.7 13.4
С18:0 16.9 3.1 10.3 3.7 27.1 4.6
С16:1 10.6 44.2 13.9 44.6 10.8 41.2
С18:1 0.0 0.9 0.0 1.4 0.0 0.7
С22:1 0.0 0.0 1.1 0.0 0.0 0.0
С16:2 5.3 2.7 6.2 1.9 3.8 3.5
С16:3 17.2 5.1 18.6 2.3 9.9 7.0
С18:3 0.0 2.3 0.0 2.4 0.0 1.8
С20:5 19.0 16.8 21.1 13.2 11.3 16.0
С22:6 2.6 1.2 3.8 1.3 2.6 1.1
Σ Saturated fatty acid (SFA) 45.3 26.8 35.3 32.9 61.6 28.7
Σ Monounsaturated fatty acid (MUFA) 10.6 45.1 15.0 46.0 10.8 41.9
Σ Polyunsaturated fatty acid (PUFA) 44.1 28.1 49.7 21.1 27.6 29.4
ΣSFA/Σ(MUFA + PUFA) ratio 0.8 0.3 0.5 0.5 1.6 0.4