Competitive upconversion-linked immunoassay using peptide mimetics for the detection of the mycotoxin zearalenone.


Journal

Biosensors & bioelectronics
ISSN: 1873-4235
Titre abrégé: Biosens Bioelectron
Pays: England
ID NLM: 9001289

Informations de publication

Date de publication:
15 Dec 2020
Historique:
received: 06 08 2020
revised: 18 09 2020
accepted: 02 10 2020
pubmed: 18 10 2020
medline: 15 5 2021
entrez: 17 10 2020
Statut: ppublish

Résumé

Due to increasing food safety standards, the analysis of mycotoxins has become essential in the food industry. In this work, we have developed a competitive upconversion-linked immunosorbent assay (ULISA) for the analysis of zearalenone (ZEA), one of the most frequently encountered mycotoxins in food worldwide. Instead of a toxin-conjugate conventionally used in competitive immunoassays, we designed a ZEA mimicking peptide extended by a biotin-linker and confirmed its excellent suitability to mimic ZEA by nuclear magnetic resonance (NMR) and surface plasmon resonance (SPR) analysis. Upconversion nanoparticles (UCNP, type NaYF

Identifiants

pubmed: 33069054
pii: S0956-5663(20)30672-2
doi: 10.1016/j.bios.2020.112683
pii:
doi:

Substances chimiques

Mycotoxins 0
Peptides 0
Zearalenone 5W827M159J

Types de publication

Journal Article

Langues

eng

Sous-ensembles de citation

IM

Pagination

112683

Informations de copyright

Copyright © 2020 Elsevier B.V. All rights reserved.

Auteurs

Riikka Peltomaa (R)

Institute of Analytical Chemistry, Chemo- and Biosensors, University of Regensburg, Universitätsstraße 31, 93040, Regensburg, Germany; Department of Analytical Chemistry, Faculty of Chemistry, Universidad Complutense de Madrid, Plaza de las Ciencias, Ciudad Universitaria, 28040, Madrid, Spain.

Zdeněk Farka (Z)

Institute of Analytical Chemistry, Chemo- and Biosensors, University of Regensburg, Universitätsstraße 31, 93040, Regensburg, Germany; Department of Biochemistry, Faculty of Science, Masaryk University, Kamenice 5, 625 00, Brno, Czech Republic.

Matthias J Mickert (MJ)

Institute of Analytical Chemistry, Chemo- and Biosensors, University of Regensburg, Universitätsstraße 31, 93040, Regensburg, Germany.

Julian C Brandmeier (JC)

Institute of Analytical Chemistry, Chemo- and Biosensors, University of Regensburg, Universitätsstraße 31, 93040, Regensburg, Germany.

Matěj Pastucha (M)

Department of Biochemistry, Faculty of Science, Masaryk University, Kamenice 5, 625 00, Brno, Czech Republic.

Antonín Hlaváček (A)

Institute of Analytical Chemistry of the Czech Academy of Sciences, Veveří 97, 602 00, Brno, Czech Republic.

Mónica Martínez-Orts (M)

Department of Organic Chemistry, Faculty of Chemistry, Universidad Complutense de Madrid, Plaza de las Ciencias, Ciudad Universitaria, 28040, Madrid, Spain.

Ángeles Canales (Á)

Department of Organic Chemistry, Faculty of Chemistry, Universidad Complutense de Madrid, Plaza de las Ciencias, Ciudad Universitaria, 28040, Madrid, Spain.

Petr Skládal (P)

Department of Biochemistry, Faculty of Science, Masaryk University, Kamenice 5, 625 00, Brno, Czech Republic.

Elena Benito-Peña (E)

Department of Analytical Chemistry, Faculty of Chemistry, Universidad Complutense de Madrid, Plaza de las Ciencias, Ciudad Universitaria, 28040, Madrid, Spain.

María C Moreno-Bondi (MC)

Department of Analytical Chemistry, Faculty of Chemistry, Universidad Complutense de Madrid, Plaza de las Ciencias, Ciudad Universitaria, 28040, Madrid, Spain. Electronic address: mcmbondi@ucm.es.

Hans H Gorris (HH)

Institute of Analytical Chemistry, Chemo- and Biosensors, University of Regensburg, Universitätsstraße 31, 93040, Regensburg, Germany. Electronic address: hans-heiner.gorris@ur.de.

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