From: Hepatic zonation of carbon and nitrogen fluxes derived from glutamine and ammonia transformations
Metabolic parameter | Ammonia infusion (μmol min(1 g(1) | Jant(μmol min(1 ml(1) | Jret(μmol min(1 ml(1) | p |
---|---|---|---|---|
Extra glucose production |
1.25 4.6 9.2 |
0.052 ± 0.004 (n = 4) 0.101 ± 0.011 (n = 4) 0.165 ± 0.018 (n = 5) |
0.137 ± 0.022 (n = 4) 0.251 ± 0.036 (n = 4) 0.303 ± 0.040 (n = 4) |
0.002 0.007 0.011 |
Extra lactate production |
1.25 4.6 9.2 |
0.038 ± 0.006 (n = 4) 0.045 ± 0.010 (n = 4) 0.055 ± 0.008 (n = 5) |
0.048 ± 0.014 (n = 5) 0.112 ± 0.023 (n = 5) 0.086 ± 0.008 (n = 5) |
0.57 0.045 0.025 |
Extra oxygen uptake |
1.25 4.6 9.2 |
0.284 ± 0.045 (n = 4) 0.524 ± 0.040 (n = 4) 0.815 ± 0.076 (n = 5) |
0.451 ± 0.069 (n = 5) 0.877 ± 0.136 (n = 4) 1.090 ± 0.070 (n = 5) |
0.098 0.047 0.029 |
14CO2 production |
1.25 4.6 9.2 |
0.182 ± 0.037 (n = 3) 0.318 ± 0.028 (n = 4) 0.545 ± 0.046 (n = 5) |
0.425 ± 0.067 (n = 5) 0.611 ± 0.040 (n = 5) 0.886 ± 0.058 (n = 5) |
0.041 0.001 0.002 |
Extra urea production |
1.25 4.6 9.2 |
0.496 ± 0.046 (n = 4) 0.702 ± 0.028 (n = 3) 0.970 ± 0.078 (n = 5) |
0.421 ± 0.067 (n = 5) 0.663 ± 0.056 (n = 4) 1.117 ± 0.059 (n = 5) |
0.41 0.67 0.17 |