Table 7.
Subcutaneous adipose tissue fatty acid profile in LZR and OZR rats fed CON, FLAX, FISH, or SDA diets for 12 weeks
Fatty acid (
% of total
) |
Lean |
Obese |
Main effect |
|
|||||||
---|---|---|---|---|---|---|---|---|---|---|---|
CON | FLAX | FISH | SDA | CON | FLAX | FISH | SDA | Genotype | Diet | Interaction | |
LA
[18:2(n-6)]
|
0.77 ± 0.24 |
0.45 ± 0.24 |
0.57 ± 0.24 |
0.58 ± 0.24 |
0.76 ± 0.25 |
1.16 ± 0.20 |
0.85 ± 0.24 |
0.66 ± 0.25 |
P = 0.36 |
P = 0.81 |
P = 0.31 |
ALA
[18:3(n-3)]
|
0.63 ± 0.15ab |
4.72 ± 0.16c |
1.23 ± 0.14d |
5.03 ± 0.15c |
0.49 ± 0.16b |
3.61 ± 0.12e |
0.92 ± 0.14ad |
3.74 ± 0.15e |
P = 0.0002† |
P < 0.0001i |
ΔP < 0.0001 |
SDA
[18:4(n-3)]
|
0.12 ± 0.10a |
0.12 ± 0.11a |
0.26 ± 0.10a |
2.66 ± 0.11b |
n.d. |
n.d. |
0.02 ± 0.11a |
1.50 ± 0.11c |
P = 0.0011† |
P < 0.0001ii |
ΔP < 0.0001 |
AA
[20:4(n-6)]
|
0.28 ± 0.020 |
0.21 ± 0.021 |
0.29 ± 0.020 |
0.36 ± 0.020 |
0.28 ± 0.021 |
0.20 ± 0.016 |
0.25 ± 0.020 |
0.33 ± 0.021 |
P = 0.46 |
P < 0.0001iii |
P = 0.68 |
EPA
[20:5(n-3)]
|
0.06 ± 0.03a |
0.08 ± 0.04a |
0.57 ± 0.03cd |
0.28 ± 0.04b |
0.04 ± 0.04a |
0.08 ± 0.03a |
0.62 ± 0.03d |
0.52 ± 0.04c |
P = 0.10 |
P < 0.0001v |
ΔP < 0.0001 |
DPA
[22:5(n-3)]
|
0.04 ± 0.03a |
0.01 ± 0.03bc |
0.46 ± 0.03e |
0.32 ± 0.03d |
0.05 ± 0.03ab |
0.16 ± 0.02c |
0.68 ± 0.029f |
0.66 ± 0.031f |
P < 0.0001‡ |
P < 0.0001vi |
ΔP < 0.0001 |
DHA
[22:6(n-3)]
|
n.d. |
0.03 ± 0.04ab |
0.73 ± 0.04c |
0.07 ± 0.04ab |
0.06 ± 0.04ab |
0.13 ± 0.033b |
1.12 ± 0.04e |
0.33 ± 0.041d |
P < 0.0001‡ |
P < 0.0001v |
ΔP < 0.0001 |
∑SFA |
26.20 ± 1.06 |
25.55 ± 1.08 |
27.46 ± 1.05 |
24.22 ± 1.09 |
32.27 ± 1.12 |
31.20 ± 0.88 |
34.23 ± 1.05 |
30.42 ± 1.11 |
P < 0.0001‡ |
P = 0.0017vii |
P = 0.94 |
∑MUFA |
66.50 ± 1.10 |
63.54 ± 1.12 |
61.57 ± 1.09 |
58.74 ± 1.13 |
62.66 ± 1.16 |
60.48 ± 0.91 |
55.97 ± 1.09 |
56.71 ± 1.15 |
P = 0.0083† |
P < 0.0001viii |
P = 0.27 |
∑n3PUFA |
0.87 ± 0.29a |
5.10 ± 0.30c |
3.42 ± 0.29b |
8.68 ± 0.30e |
0.57 ± 0.31a |
3.98 ± 0.24b |
3.52 ± 0.29b |
7.50 ± 0.31d |
P = 0.084† |
P < 0.0001ix |
ΔP = 0.030 |
∑n6PUFA | 1.05 ± 0.24 | 0.66 ± 0.24 | 0.86 ± 0.24 | 0.94 ± 0.25 | 1.04 ± 0.25 | 1.35 ± 0.20 | 1.10 ± 0.24 | 1.00 ± 0.25 | P = 0.40 | P = 0.98 | P = 0.32 |
ΔDifferent letters represent significance among means as determined by Bonferroni correction (P < 0.05).
Genotype Effect: †Lean > Obese; ‡Obese > Lean.
Diet Effect: iSDA, FLAX > FISH > CON; iiSDA > FISH, FLAX, CON; iiiSDA > FISH, CON > FLAX; ivSDA > FISH > FLAX, CON; vFISH > SDA > FLAX, CON; viFISH > SDA > FLAX > CON; viiFISH > CON, FLAX, SDA; viiiCON > FLAX > FISH, SDA; ixSDA > FLAX > FISH > CON.
n.d.- not detectable.