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The obesogenic effects of polyunsaturated fatty acids are dependent ...

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Figure 4<br />

A<br />

6<br />

Liver Pparα<br />

B<br />

21<br />

Liver mRNA levels<br />

C<br />

2,1<br />

Liver Ppar β/δ<br />

**<br />

D<br />

33<br />

Liver Adrp<br />

**<br />

Ppar α/ Gtf2b<br />

4<br />

2<br />

*<br />

Rel expression<br />

14<br />

7<br />

*<br />

SPH<br />

Casein<br />

Ppar β/δ/ Gtf2b<br />

1,4<br />

0,7<br />

Adrp/ Gtf2b<br />

22<br />

11<br />

0<br />

SPH<br />

Casein<br />

0<br />

Cpt-1a<br />

Acox1<br />

0,0<br />

SPH<br />

Casein<br />

0<br />

SPH<br />

Casein<br />

E<br />

nmol/ mg prot/ min<br />

Liver mit CPT-1<br />

5,1<br />

3,4<br />

1,7<br />

0,0<br />

*<br />

SPH<br />

Casein<br />

F<br />

Acc2/ Gtf2b<br />

0,9<br />

0,6<br />

0,3<br />

0,0<br />

Liver Acc2<br />

**<br />

SPH<br />

Casein<br />

G<br />

% inhibition<br />

CPT-1 inhibition by<br />

malonyl-CoA<br />

0<br />

-15<br />

-30<br />

-45<br />

SPH<br />

Casein<br />

H<br />

mmol/ L<br />

Plasma OH-butyrate<br />

*<br />

1,5<br />

1,0<br />

0,5<br />

0,0<br />

Fasted<br />

Fed<br />

SPH<br />

Casein<br />

I<br />

mg/ tissue<br />

M<br />

Regression coefficient<br />

270<br />

180<br />

90<br />

0<br />

40<br />

30<br />

20<br />

10<br />

0<br />

-10<br />

Liver TAG<br />

**<br />

SPH<br />

(R 2 =0.92)<br />

Casein<br />

J<br />

Liver Oil red-O<br />

staining<br />

SPH<br />

Casein<br />

Fed plasma metabolomic by NMR<br />

Unassigned peaks<br />

(not in casein)<br />

Tyr<br />

Lipid (unsaturated)<br />

Choline<br />

Creatine<br />

Pyruvate or oxalacetate<br />

K<br />

mmol/ L<br />

3<br />

2<br />

1<br />

0<br />

Plasma TAG<br />

Fasted<br />

*<br />

Lipid (mainly HDL or LDL)<br />

Fed<br />

SPH<br />

Casein<br />

L<br />

Vldlr/ Gtf2b<br />

N<br />

mmol/ L<br />

O<br />

36<br />

24<br />

12<br />

2,4<br />

1,6<br />

0,8<br />

0,0<br />

0,9<br />

0<br />

Liver Vldlr<br />

*<br />

SPH<br />

Fed plasma<br />

cholesterol<br />

Total<br />

HDL<br />

Casein<br />

Fed plasma<br />

cholesterol<br />

SPH<br />

Casein<br />

Downloaded from www.jbc.org by guest, on July 7, 2011<br />

-20<br />

-30<br />

Glycoprotein<br />

Lipid (mainly VLDL)<br />

mmol/ L<br />

0,6<br />

0,3<br />

SPH<br />

Casein<br />

-40<br />

9 8 7 6 5 4 3 2 1<br />

Chemical shift (ppm)<br />

0,0<br />

LDL<br />

HDL/total<br />

P<br />

mg/ tissue<br />

240<br />

160<br />

80<br />

0<br />

Liver TAG<br />

SPH SPH +<br />

c'am<br />

Casein<br />

Q<br />

mmol/ L<br />

Fed plasma TAG<br />

4,8<br />

3,2<br />

1,6<br />

0,0<br />

**<br />

SPH SPH +<br />

c'am<br />

Casein<br />

R<br />

nmol/ mg prot/ min<br />

Liver mit Palm-CoA<br />

oxidation<br />

2,1<br />

1,9<br />

1,7<br />

1,5<br />

SPH SPH +<br />

c'am<br />

Casein<br />

S<br />

mmol/ L<br />

Fed plasma OHbutyrate<br />

0,51<br />

0,34<br />

0,17<br />

0,00<br />

SPH SPH +<br />

c'am<br />

Casein<br />

21

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