Table 1.

Fatty acid compositions (%:w/v) according to Gas chromatography-FID analysis of obtained total fatty acids (Additional file 1)

	CM	CM + E	FM	TM	GM	PPM
Omega-3
Docosahexaenoic acid (C22:6 n-3)	29.94	40.04	26.53	24.81	48.75	34.13
Eicosapentaenoic acid (C20:5 n-3)	1.48	6.05	1.54	1.22	3.8	1.71
Linolenic acid (C18:3 n-3)	0.07	–	0.07	0.05	0.08	0.05
Omega-6
γ-Linolenic acid (C18:3 n-6)	0.2	0.31	0.23	0.17	0.21	0.19
Arachidonic acid (C20:4 n-6)	0.61	2.73	0.66	0.51	1.69	0.71
cis-8,11,14-Eicosatrienoic acid (C20:3 n-6)	0.35	0.11	–	0.31	0.41	0.35
Others
Pentadecanoic acid (C15:0)	28.67	18.47	26.79	29.71	14.4	22.63
Palmitic acid (C16:0)	20.19	15.81	24.38	22.79	17.81	21.4
Margaric acid (C17:0)	9.76	6.14	9.28	8.02	6.74	8.32
Myristic acid (C14:0)	4.79	3.19	6.48	5.58	2.47	4.01
Stearic acid (C18:0)	1.61	3.92	1.59	1.41	2.26	1.37
Tridecanoic acid (C13:0)	1.57	1.33	1.57	1.87	0.56	1.04
Lauric acid (C12:0)	0.25	0.23	0.39	0.23	0.11	0.18
Undecanoic acid (C11:0)	0.13	–	0.12	0.14	0.07	0.09
Oleic acid (C11:1n + 9c)	0.09	0.2	0.05	0.04	0.1	0.01
Palmitoleic acid (C16:1)	0.09	0.96	0.15	0.13	0.15	0.08
Lignoceric acid (C24:0)	0.07	0.36	0.08	0.12	0.1	0.13
Arachidic acid (C20:0)	0.03	0.14	0.03	0.04	0.04	0.04
Behenic acid (C22:0)	0.03	–	–	–	0.09	0.03
γ-Linoleic acid (C18:2n + 6c)	0.02	–	0.02	0.01	0.04	0.01
Heneicosanoic acid (C21:0)	0.01	–	0.02	0.01	0.05	0.29
Heptadecenoic acid (C17:1)	0.01	–	0.01	–	–	–
Tricosanoic acid (C23:0)	–	–	–	2.83	0.07	3.22

CM complex medium, FM fructose medium, TM tryptone medium, GM glycerol medium, PPM proteose peptone medium