Table 3. Carbon isotopic abundance (δ13C, ‰) metabolites, breath and liver samples measured by isotope ratio mass spectrometer hyphenated to various peripherals for ZDF.
(fa/+) and ZDF (fa/fa) rats.
| ZDF (fa/+) rat | ZDF (fa/fa) rat | Δ 13C, ‰ | P value | |
|---|---|---|---|---|
| δ13C, ‰ | δ13C, ‰ | |||
| Breath CO2 | -23.24 ± 0.35 | -22.73 ± 0.11 | 0.59 | 0.266 |
| Glucose | -25.23 ± 0.87 | -22.32 ± 0.15 | 2.91 | 0.002 |
| Palmitic acid | -27.37 ± 1.61 | -23.91 ± 0.25 | 3.30 | 0.004 |
| Stearic acid | -26.76 ± 1.51 | -24.63 ± 0.42 | 1.80 | 0.394 |
| Oleic acid | -25.58 ± 1.01 | -22.91 ± 0.11 | 2.45 | 0.004 |
| Linoleic acid | -29.52 ± 1.08 | -26.53 ± 0.22 | 3.07 | 0.002 |
| Arachidonic acid | -28.13 ± 0.38 | -26.58 ± 0.18 | 1.56 | 0.004 |
| Liver tissue | -21.43 ± 0.31 | -16.37 ± 0.53 | 5.06 | 0.004 |
Δ13C is the isotopic difference for each metabolite between ZDF (fa/+ and ZDF (fa/fa) rats.