pterin

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pter·in

(ter'in),
Term loosely used for any of the compounds containing pteridine; specifically, 2-amino-4-hydroxypteridine. Some pteridines (for example, xanthopterin, leucopterin) still retain the pterin root.
References in periodicals archive ?
Mechanics of uncommon colors: pterins, porphyrins and psittacofulvins.
However, 6-FP, like many other pterins, is known to be a potent inhibitor of xanthine oxidase [22].
The determination of pterins, biogenic amine metabolites and aromatic amino acids in cerebrospinal fluid using isocratic reverse phase liquid chromatography with in series dual cell coulometric electrochemical and fluorescence detection: use in the study of inborn errors of dihydropteridine reductase and 5,10-methylenetetrahydrofolatye reductase.
Oxidized pterins do not bind at all and partially-reduced pterins (dihydro) bind but do not form product.
To support development of Phenoptin, the company has entered into an agreement with Merck Eprova AG, a wholly-owned subsidiary of Merck KGaA of Darmstadt, Germany, which specializes in the synthesis development and commercial manufacturing of pterins, a class of molecules that includes Phenoptin.
Merck Eprova specializes in the synthesis development and commercial manufacturing of pterins, a class of molecules that includes Phenoptin.
SanRx Pharmaceuticals develops complexed pterins as immunotherapeutics for cancer.
The examination of pterins and neurotransmitter metabolites in cerebrospinal fluid (CSF) requires an invasive procedure, but it is the only way to make a reliable diagnosis of DRD (10, 18).
Duran (University Children s Hospital, Utrecht, The Netherlands) for measurements of the urinary pterins, and Dr.
4] deficiencies include measurement of urinary pterins or oral loading tests with [BH.
The Punch locus of Drosophila encodes GTP cyclohydrolase I, a multimeric enzyme that catalyzes the first step in pterin biosynthesis.