TABLE 1.

Total fatty acid composition of different sera

	FBS	HS Lot A	HS Lot B
	mol%a
Saturated
16:0	20.17 ± 0.53	14.14 ± 0.55	11.16 ± 0.39
18:0	11.92 ± 0.17	18.88 ± 0.61	17.01 ± 0.52
20:0	0.16 ± 0.00	0.32 ± 0.08	0.30 ± 0.01
n-6
18:2n-6	7.32 ± 0.19	51.64 ± 3.20	45.00 ± 0.72
18:3n-6	0.11 ± 0.00	ND	ND
20:2n-6	0.14 ± 0.02	0.20 ± 0.13	0.18 ± 0.00
20:3n-6	2.78 ± 0.09	0.11 ± 0.11	0.32 ± 0.08
20:4n-6	9.89 ± 0.34	0.75 ± 0.22	1.28 ± 0.04
22:4n-6	0.60 ± 0.04	ND	0.01 ± 0.01
22:5n-6	0.18 ± 0.01	ND	ND
n-3
18:3n-3	0.55 ± 0.01	1.46 ± 0.32	4.97 ± 0.26
20:5n-3	ND	ND	0.37 ± 0.00
22:5n-3	4.68 ± 0.11	ND	0.37 ± 0.03
22:6n-3	5.38 ± 0.14	ND	0.12 ± 0.01
n-7
16:1n-7	6.28 ± 0.20	0.88 ± 0.48	2.98 ± 0.19
18:1n-7	6.13 ± 0.11	0.95 ± 0.33	0.77 ± 0.08
n-9
18:1n-9	18.73 ± 0.54	10.08 ± 0.15	13.39 ± 1.23
20:1n-9	0.26 ± 0.01	0.15 ± 0.15	0.34 ± 0.01
20:3n-9	0.39 ± 0.01	ND	0.05 ± 0.02

HS, horse serum; ND, not detected. All samples were analyzed at least in duplicate. Data are given as mean ± SEM.

^aMol% = mol% of individual fatty acids relative to total fatty acids.