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Voltammetric determination of cancer biomarker 5-hydroxyindole-3-acetic acid at screen-printed carbon electrodes
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SYSNO ASEP 0466673 Document Type C - Proceedings Paper (int. conf.) R&D Document Type Conference Paper Title Voltammetric determination of cancer biomarker 5-hydroxyindole-3-acetic acid at screen-printed carbon electrodes Author(s) Makrlíková, Anna (UFCH-W)
Navrátil, Tomáš (UFCH-W) RID, ORCID
Barek, J. (CZ)
Vyskočil, V. (CZ)Source Title Proceedings of the 12th ISC Modern Analytical Chemistry. - Prague : Charles University of Prague, 2016 / Nesměrák K. - ISBN 978-80-7444-044-1 Pages s. 140-143 Number of pages 4 s. Publication form Print - P Action ISC Modern Analytical Chemistry /12./ Event date 22.09.2016 - 23.09.2016 VEvent location Prague Country CZ - Czech Republic Event type WRD Language eng - English Country CZ - Czech Republic Keywords differential pulse voltammetry ; tumor biomarker ; screen-printed carbon electrodes Subject RIV CG - Electrochemistry Institutional support UFCH-W - RVO:61388955 UT WOS 000391253800026 Annotation Tumor biomarker 5-hydroxyindole-3-acetic acid (5-HIAA) is a breakdown product of serotonin; level of this neurotransmitter can predict carcinoid tumors. 5-HIAA has been determined at screen-printed carbpon electrodes in the iptimum medium found: Britton-Robinson buffer (0.04 mol l-1, pH=3.0). Dependence of the peak current on the concentration of 5-HIAA was linear in the concentration region from 0.1 to 100 micromol l-1, with the limit of qiantification of 0.2 micromol l-1. Workplace J. Heyrovsky Institute of Physical Chemistry Contact Michaela Knapová, michaela.knapova@jh-inst.cas.cz, Tel.: 266 053 196 Year of Publishing 2017
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