Figure 3From: Decreased systemic bioavailability of L-arginine in patients with cystic fibrosisArginase I in plasma. Arginase I plasma concentrations measured by ELISA in CF patients before (baseline) and after 14 days of antibiotic treatment and in controls. Results are plotted as means ± SD. Asterisk indicates significant (p < 0.05) difference to controls.Back to article page