Table 4. Fatty acid composition of phosphatidylcholine (PC) and phosphoethanolamine (PE) in the bovine kidney, heart, and lung (unit: area %)

Fatty acid	PC			PE
Fatty acid	Kidney, boiled	Heart, boiled	Lung, boiled	Kidney, boiled	Heart, boiled	Lung, boiled
Myristic acid (C14:0)	0.81±0.19^1)b	0.35±0.02^c2)	2.65±0.04^a	ND³⁾	ND	ND
Pentadecanoic acid (C15:0)	0.72±0.07	ND	0.74±0.04	ND	ND	ND
Palmitic acid (C16:0)	31.88±0.02^b	27.55±0.27^c	43.12±0.05^a	6.90±0.08^a	2.67±0.07^c	5.17±0.12^b
Palmitoleic acid (C16:1)	1.08±0.04^c	1.27±0.06^b	2.02±0.06^a	0.83±0.08^a	ND	0.68±0.04^b
Heptadecanoic acid (C17:0)	0.70±0.09	0.54±0.12	0.66±0.02	0.84±0.05	ND	ND
Stearic acid (C18:0)	8.89±0.17^b	8.73±0.11^b	11.20±0.06^a	18.62±0.13^b	35.33±0.55^a	15.77±0.10^c
Oleic acid (C18:1n-9)	14.83±0.17^c	15.10±0.10^b	21.07±0.03^a	18.28±0.09^b	4.53±0.13^c	31.47±0.33^a
Vaccenic acid (C18:1n-7)	3.62±0.08^a	3.56±0.04^a	1.68±0.12^b	1.17±0.06^c	1.41±0.10^b	1.68±0.08^a
trans-Linoleic acid (C18:2t)	ND	ND	0.20±0.03	ND	ND	ND
Linoleic acid (C18:2n-6)	20.77±0.16^b	34.24±0.13^a	7.28±0.15^c	13.98±0.07^b	22.36±0.69^a	6.73±0.09^c
Arachidic acid (C20:0)	ND	ND	0.28±0.03	0.50±0.03^b	ND	0.62±0.03^a
Gondoic acid (C20:1n-9)	0.34±0.02^b	ND	0.51±0.03^a	0.54±0.09^b	ND	0.96±0.12^a
α-Linolenic acid (C18:3n-3)	0.36±0.10^b	0.50±0.06^a	ND	ND	ND	ND
Heneicosanoic acid (C21:0)	ND	ND	0.18±0.04	ND	ND	0.59±0.00
Eicosadienoic acid (C20:2n-6)	0.91±0.06^a	ND	0.42±0.06^b	ND	ND	0.61±0.01
Dihomo-γ-linolenic acid (C20:3n-6)	3.04±0.10^b	3.90±0.10^a	1.84±0.05^c	2.15±0.08^c	4.81±0.36^a	4.25±0.16^b
Arachidonic acid (C20:4n-6)	12.05±0.15^a	4.28±0.03^c	6.14±0.08^b	35.85±0.00^a	28.88±0.64^c	31.47±0.35^b
Eicosapentaenoic acid (C20:5n-3)	ND	ND	ND	0.35±0.03	ND	ND
Total SFA⁴⁾	43.00±0.13^b	37.17±0.25^c	58.84±0.13^a	26.85±0.14^b	38.01±0.50^a	22.14±0.20^c
Total USFA⁵⁾	57.00±0.13^b	62.83±0.25^a	40.96±0.16^c	73.15±0.14^b	61.99±0.50^c	77.86±0.20^a
Total PUFA⁶⁾	37.13±0.40^b	42.91±0.17^a	15.69±0.22^c	52.33±0.12^b	56.05±0.36^a	43.07±0.30^c
Total trans FA⁷⁾	ND	ND	0.20±0.03	ND	ND	ND

All values are mean±SD (n=3).
Means with different superscripts (^a-c) in the same row are significantly different at p<0.05 by Duncan’s multiple range test.
ND, not detected.
Total saturated fatty acid (mg/100 g) = C14:0 (mg/100 g) + C15:0 (mg/100 g) + C16:0 (mg/100 g) + C17:0 (mg/100 g)+ C18:0 (mg/100 g) + C20:0 (mg/100 g) + C21:0 (mg/100 g).
Total unsaturated fatty acid (mg/100 g) = C16:1 (mg/100 g) + C18:1 (mg/100 g) + C18:2 (mg/100 g) + C18:3 (mg/100 g) + C20:1 (mg/100 g) + C20:2 (mg/100 g) + C20:3 (mg/100 g) + C20:4 (mg/100 g) + C20:5 (mg/100 g).
Total polyunsaturated fatty acid (mg/100 g) = C18:2 (mg/100 g) + C18:3 (mg/100 g) + C20:2 (mg/100 g) + C20:3 (mg/100 g) + C20:4 (mg/100 g) + C20:5 (mg/100 g).
Total trans fatty acid (mg/100 g) = 18:2t (mg/100 g).