Skip to main content

Table 3 Fatty acid composition of lipid extracts of C. protothecoides in different carbon sources

From: Microalgal lipid production using the hydrolysates of rice straw pretreated with gamma irradiation and alkali solution

Components Relative FAME content (%)a
Heterotrophic cultivation Mixotrophic cultivation
Glucose RSH Glucose RSH
7,10-Hexadecadienoic acid, methyl ester 2.13 2.30 9.02 1.64
7,10,13-Hexadecatrienoic acid, methyl ester 3.11 3.91 4.17 5.90
Hexadecanoic acid, methyl ester 15.38 16.26 20.40 20.56
Heptadecanoic acid, methyl ester 0.47 0.60 0.59 0.48
9,12-Octadecadienoic acid (Z,Z)-, methyl ester 16.91 17.10 10.52 11.59
9-Octadecenoic acid, methyl ester 51.37 47.57 31.81 34.77
9,12,15-Octadecatrienoic acid, methyl ester 9.57 10.93 21.76 23.14
Octadecanoic acid, methyl ester 1.05 1.32 1.74 1.92
Total lipid/cell dry weight (%) 55.77 54.97 56.37 55.10
Total fatty acid/cell dry weight (%) 45.62 45.37 40.95 40.04
Total fatty acid/total lipid (%) 81.80 82.54 72.65 72.66
Total fatty acid yield (g/L) 4.00 2.95 2.63 1.57
  1. aFAME composition is reported as weight percent of all FAMEs