Table 3 Fatty acid composition of lipid rafts from control subjects, PD and iPD.

Fatty acids

14:0

0.52 ± 0.04

0.62 ± 0.07

0.58 ± 0.04

14:1

0.13 ± 0.10^ab

0.18 ± 0.08^a

0.00 ± 0.00^b

15:0

0.91 ± 0.14^ab

1.42 ± 0.06^a

0.42 ± 0.15^b

15:1

0.10 ± 0.03^a

0.17 ± 0.04^a

0.00 ± 0.00^b

16:0 DMA

1.82 ± 0.25

1.73 ± 0.26

1.44 ± 0.15

16:0

24.10 ± 1.31^b

28.66 ± 2.07^ab

31.98 ± 1.06^a

16:1

1.08 ± 0.08^b

3.94 ± 0.63^a

1.17 ± 0.13^b

16:2

0.20 ± 0.03^b

0.53 ± 0.21^ab

0.39 ± 0.02^a

17:0

0.31 ± 0.01^a

0.36 ± 0.02^a

0.05 ± 0.03^b

17:1

0.05 ± 0.02^b

0.35 ± 0.12^a

0.00 ± 0.00^b

18:0 DMA

3.47 ± 0.11^a

1.54 ± 0.20^b

3.75 ± 0.27^a

18:1n-9 DMA

0.76 ± 0.13^a

0.84 ± 0.09^a

0.29 ± 0.05^b

18:1n-7 DMA

1.49 ± 0.38^a

0.79 ± 0.16^ab

0.56 ± 0.12^b

18:0

22.05 ± 0.43^b

26.35 ± 0.73^a

28.18 ± 0.65^a

18:1 n-9

17.64 ± 1.10^a

14.88 ± 1.33^a

10.09 ± 0.53^b

18:2 n-6

0.85 ± 0.09^a

0.38 ± 0.06^b

0.50 ± 0.10^b

20:1

1.08 ± 0.19

1.25 ± 0.19

0.68 ± 0.09

20:2 n-6

0.13 ± 0.04

0.07 ± 0.04

0.04 ± 0.03

20:3 n-6

0.53 ± 0.02^a

0.31 ± 0.05^b

0.44 ± 0.06^ab

20:4 n-6

3.70 ± 0.18^a

1.47 ± 0.12^b

1.26 ± 0.26^b

22:2 n-6

0.68 ± 0.09^b

2.77 ± 0.36^a

1.63 ± 0.28^b

23:0

2.40 ± 0.12^a

1.21 ± 0.12^b

1.32 ± 0.12^b

22:5 n-6

0.46 ± 0.06^a

0.09 ± 0.04^b

0.08 ± 0.04^b

22:5 n-3

0.14 ± 0.03^a

0.06 ± 0.03^ab

0.01 ± 0.01^b

22:6 n-3

6.87 ± 0.34^a

1.71 ± 0.22^b

1.41 ± 0.41^b

Totals

Saturates

53.86 ± 1.53^b

61.04 ± 2.41^a

66.96 ± 1.56^a

n-3

7.11 ± 0.37^a

2.10 ± 0.24^b

1.95 ± 0.47^b

n-6

6.35 ± 0.24^a

5.11 ± 0.48^b

4.18 ± 0.20^b

n-9

19.63 ± 1.26^a

17.33 ± 1.27^a

10.88 ± 0.58^b

n-3 LCPUFA

7.11 ± 0.37^a

2.10 ± 0.24^b

1.91 ± 0.46^b

Monoenes

28.92 ± 1.65^a

29.21 ± 2.53^a

21.18 ± 0.97^b

Ratios

n-3/n-6

1.12 ± 0.05^a

0.42 ± 0.03^b

0.45 ± 0.08^b

18:1/n-3 LCPUFA

2.57 ± 0.22^b

8.26 ± 1.81^a

7.35 ± 1.77^a

Saturates/n-3

7.75 ± 0.40^b

31.62 ± 3.43^a

47.01 ± 9.72^a

Saturates/n-9

2.91 ± 0.26^b

3.71 ± 0.37^b

6.28 ± 0.36^a

Indices

Unsaturation index

93.73 ± 5.07^a

57.35 ± 2.47^b

44.86 ± 3.52^c

Peroxidability index

73.88 ± 3.35^a

26.70 ± 2.41^b

23.08 ± 4.48^b