Clinical Study

Picolinic Acid in Patients with Chronic Hepatitis C Infection: A Preliminary Report

Table 2

Serum tryptophan (TRP), kynurenine (KYN), and picolinic acid (PA) in patients with chronic viral hepatitis.

TRP (μmol/L)KYN (μmol/L)PA (μmol/L)

Healthy controls ( ) 79.8 (61.2–102.8) 3.6 (2.2–5.25) 0.2 (0.2–1.81)
Chronic hepatitis C infection ( ) 65.8 (53.8–77.4) 3.0 (0.5–5.0) 1.7*(0.2–6.7)
Chronic hepatitis B infection ( ) 61.5 (48.4–74.2) 2.6 (0.44–4.1) 1.02*(0.2–5.0)

Significance levels between groups: * versus healthy controls.