Paradoxical Effect of Nonalcoholic Red Wine Polyphenol Extract, Provinols™, in the Regulation of Cyclooxygenases in Vessels from Zucker Fatty Rats (fa/fa)
Table 1
Comparison between neutral lipid molecular species from carotids in control and Provinols-treated rats.
Neutral lipids
ZF
ZF + Provinols
Percent distribution of TAG
TAG C49
4.7 ± 0.3
3.8 ± 0.6
TAG C51
13.5 ± 0.8
12.1 ± 1.3
TAG C53
32 ± 0.9
31.4 ± 1
TAG C55
34.6 ± 1
35.77 ± 1.2
TAG C57
13.3 ± 0.7
14.6 ± 1.2
TAG C59
1.8 ± 0.4
2.4 ± 0.6
Total TAG (nmol/mg)
4.68 ± 1.72
4.36 ± 1.35
Percent distribution of DAG
DAG 14–16
16.9 ± 11.6
12 ± 2.5
DAG 16-16
19.6 ± 6.7
14.4 ± 4.4
DAG 16–18
34 ± 9.2
43 ± 5.3
DAG 18-18
17 ± 14.7
19 ± 11.2
DAG18–20
12 ± 2.5
14 ± 0.3
DAG18–22
Nd
Nd
Total DAG (nmol/mg)
0.10 ± 0.03
0.08 ± 0.03
Percent distribution of cholesteryl esters
C14 cholesteryl ester
Nd
Nd
C16 cholesteryl ester
15.1 ± 1.7
17.3 ± 3.8
C18 cholesteryl ester
17.9 ± 6
17.6 ± 5.1
C20:4 cholesteryl ester
67 ± 6.1
65.1 ± 8.3
C22 cholesteryl ester
Nd
Nd
Total cholesteryl esters (nmol/mg)
1.8 ± 0.6
0.13 ± 0.03
Cholesterol (nmol/mg)
0.12 ± 0.04
1.6 ± 0.3
Data are means ± SEM. Nd: not detected. Concentrations are expressed as nanomoles per mg of tissue wet weight (nmol/mg). Triacylglycerides (TAG) and diacylglycerides (DAG) families were defined according to their total number of carbon atoms (as described in Materials and Methods).
