Production of Palmitoleic and Linoleic Acid in Oleaginous and Nonoleaginous Yeast Biomass

Table 1

Proportion (%) of fatty acids and total mono- and polyunsaturated fatty acids in the 7 yeast strains cultivated with 4 nitrogen sources.

Strain	N source C/N = 70	16 : 0	16 : 1	18 : 0	18 : 1	18 : 2	20 : 0	Σ Sat	Σ Mono	Σ Poly
Candida sp.	(NH4)2SO4	13.8	7.9	3.4	36.0	36.8	2.1	19.3	43.9	36.8
	KNO3	17.3	9.4	4.5	43.4	21.8	3.6	25.4	52.8	21.8
	Urea	18.1	10.9	4.4	46.7	13.2	6.7	29.2	57.6	13.2
	NH4NO3	16.7	12.3	4.5	45.6	16.9	4.0	25.2	57.9	16.9
Rhodotorula glutinis	(NH4)2SO4	13.1	1.3	6.9	61.7	15.6	1.4	21.4	63.0	15.6
	KNO3	17.3	1.6	7.4	65.7	6.3	1.7	26.4	67.3	6.3
	Urea	16.8	1.7	8.0	65.0	5.4	3.1	27.9	66.7	5.4
	NH4NO3	16.0	1.5	9.1	64.4	7.5	1.5	26.6	65.9	7.5
Trichosporum cutaneum	(NH4)2SO4	16.0	1.9	3.2	23.9	53.4	1.6	20.8	25.8	53.4
	KNO3	19.4	2.3	4.4	38.9	31.8	3.2	27.0	41.2	31.8
	Urea	20.5	2.6	5.8	38.2	26.9	6.0	32.3	40.8	26.9
	NH4NO3	20.4	2.6	5.1	38.9	27.4	5.6	31.1	41.5	27.4
Yarrowia lipolytica	(NH4)2SO4	10.3	9.4	2.3	38.7	35.8	3.5	16.1	48.1	35.8
	KNO3	14.5	10.6	4.1	45.7	19.8	5.3	23.9	56.3	19.8
	Urea	15.3	11.2	3.7	46.0	14.7	9.1	28.1	57.2	14.7
	NH4NO3	14.6	11.3	4.0	47.9	16.8	5.4	24.0	59.2	16.8
Kluyveromyces polysporus	(NH4)2SO4	8.6	57.2	1.2	27.6	4.3	1.1	10.9	84.8	4.3
	KNO3	9.2	58.0	1.5	28.1	1.5	1.7	12.4	86.1	1.5
	Urea	9.6	55.3	1.8	28.9	1.1	3.3	14.7	84.2	1.1
	NH4NO3	9.0	58.1	1.5	28.6	1.5	1.3	11.8	86.7	1.5
Saccharomyces cerevisiae	(NH4)2SO4	11.5	38.9	3.9	35.2	7.4	3.1	18.5	74.1	7.4
	KNO3	14.1	38.5	4.0	39.1	1.0	3.3	21.4	77.6	1.0
	Urea	12.4	35.5	5.7	38.7	0.9	6.8	24.9	74.2	0.9
	NH4NO3	13.2	37.7	3.9	41.0	1.1	3.1	20.2	78.7	1.1
Torulaspora delbrueckii	(NH4)2SO4	21.4	18.4	3.0	21.9	27.2	8.1	32.5	40.3	27.2
	KNO3	26.2	22.8	4.1	26.0	15.6	5.3	35.6	48.8	15.6
	Urea	24.3	21.7	4.5	27.1	13.2	9.2	38.0	48.8	13.2
	NH4NO3	26.6	21.7	4.1	28.2	14.1	5.3	36.0	49.9	14.1