Research Article

Insulin Therapy of Nondiabetic Septic Patients Is Predicted by para-Tyrosine/Phenylalanine Ratio and by Hydroxyl Radical-Derived Products of Phenylalanine

Figure 1

Chromatograms of a standard (STD), a serum (SE), and a urine sample of a septic patient (U). p-Tyr, para-tyrosine; m-Tyr, meta-tyrosine; o-Tyr, ortho-tyrosine; Phe, phenylalanine.