Figure 3.

A/B: (A) Plasma neopterin levels (nmol/L) in healthy controls and male IBS patients.(B)Correlation between neopterin levels and the kyn:tryp ratio (Pearson product-moment correlation, *p < 0.05, r = 0.7055).

Clarke et al. BMC Gastroenterology 2009 9:6   doi:10.1186/1471-230X-9-6
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