Table 2.

Fatty acids composition of visceral and subcutaneous adipose tissue and serum of obese patients

Fatty acid	Visceral adipose tissue fatty acids (% ± SD)	Subcutaneous adipose tissue fatty acids (% ± SD)	Serum fatty acids (% ± SD)
14:0 Myristic	2.8 ± 0.76	2.8 ± 0.59	1.2 ± 0.5
16:0 Palmitic	21.2 ± 1.7	22.7 ± 0.94	24.5 ± 2.5
18:0 Stearic	5.2 ± 0.94	5.1 ± 1.2	6.2 ± 0.7
Other SFA	1.9 ± 0.53	1.7 ± 0.48	1.6 ± 0.32
Total SFA	31.1 ± 2.8	32.3 ± 2.0	33.6 ± 2.2
16:1 Palmitoleic	7.0 ± 1.3	6.0 ± 1.7	3.8 ± 1.0
18:1 Oleic	37.1 ± 4.0	39.1 ± 4.3	34.5 ± 4.0
20:1 Eicosenoic	2.1 ± 0.37	1.8 ± 0.43	0.43 ± 0.30
Other MUFA	0.84 ± 0.21	0.60 ± 0.21	0.23 ± 0.13
Total MUFA	47.1 ± 3.2	47.7 ± 3.8	38.9 ± 4.9
18:2 Linoleic	18.3 ± 3.4	16 ± 2.7	18.6 ± 3.1
20:4 Arachidonic	0.41 ± 0.12	0.59 ± 0.22	4.6 ± 1.9
Total n-6 PUFA	20.6 ± 3.6	18.7 ± 3.1	25.1 ± 4.7
Total n-3 PUFA	0.68 ± 0.24	0.85 ± 0.32	2.0 ± 0.93
Total PUFA	21.3 ± 3.6	19.5 ± 3.2	27 ± 5.5
Cyclopropaneoctanoic 2-hexyl	0.40 ± 0.072	0.39 ± 0.11	0.19 ± 0.071
Cyclopropaneoctanoic 2-octyl	0.032 ± 0.007	0.038 ± 0.012	ND
Cyclopropanenonanoic	0.014 ± 0.005	0.017 ± 0.006	ND
2-[[2-[(2-Ethylcyclopropyl)methyl] cyclopropyl]methyl]	TR	TR	ND

ND not detected, TR trace amounts (<0.01 %)

Cyclopropaneoctanoic acid 2-hexyl is the main cyclopropane FA in human adipose tissue and serum (which is indicated in bold)