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Arterial plasma concentrations of amino acids and whole body phenylalanine and tyrosine fluxes in 12 subjects undergoing renal vein catheterization and 12 subjects undergoing hepatic vein catheterization
| Renal group (n = 12) | Splanchnic group (n = 12) | |
|---|---|---|
| Phenylalanine, μmol/liter | 46.9 ± 6.1 | 51.7 ± 3.9 |
| Tyrosine, μmol/liter | 45.0 ± 6.9 | 41.1 ± 7.8 |
| Phenylalanine flux, μmol/kg/h | 35.8 ± 0.9 | 43.2 ± 0.6 |
| Tyrosine flux, μmol/kg/h | 28.3 ± 1.2 | 32.1 ± 1.0 |
