Figure 5

Labeled GOCA, homocitrulline and lysine levels in mice after injection of labeled homoarginine.
Levels of isotope-labeled homoarginine transamination product 6-guanidino-2-oxocaproic acid (GOCA), labeled homocitrulline and labeled lysine in plasma of wild type mice 4 hours after i.p injection of 25 μmol/kg isotope-labeled homoarginine-d4. **P < 0.01