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Systemic tryptophan and kynurenine catabolite levels relate to severity of rhinovirus-induced asthma exacerbation: a prospective study with a parallel-group design.
van der Sluijs KF, van de Pol MA, Kulik W, Dijkhuis A, Smids BS, van Eijk HW, Karlas JA, Molenkamp R, Wolthers KC, Johnston SL, van der Zee JS, Sterk PJ, Lutter R; RESOLVE research team. van der Sluijs KF, et al. Among authors: karlas ja. Thorax. 2013 Dec;68(12):1122-30. doi: 10.1136/thoraxjnl-2013-203728. Epub 2013 Jul 23. Thorax. 2013. PMID: 23882022
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