Neopterin

Neopterin is a catabolic product of guanosine triphosphate (GTP), a purine nucleotide. Neopterin belongs to the chemical group known as pteridines. It is synthesised by human macrophages upon stimulation with the cytokine interferon-gamma and is indicative of a pro-inflammatory immune status. Neopterin serves as a marker of cellular immune system ...
Found on http://en.wikipedia.org/wiki/Neopterin

neopterin

A pteridine derivative present in body fluids; elevated levels result from immune system activation, malignant disease, allograft rejection, and viral infections. Neopterin also serves as a precursor in the biosynthesis of biopterin. ... (12 Dec 1998) ...
Found on http://www.encyclo.co.uk/local/20973

neopterin

Type: Term Pronunciation: nē-op′tĕr-in Definitions: 1. A pteridine present in body fluids; elevated levels result from immune system activation, malignant disease, allograft rejection, and viral infections (especially as in AIDS).
Found on http://www.medilexicon.com/medicaldictionary.php?t=59120
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