http://www.cnr.it/ontology/cnr/individuo/prodotto/ID305669
Detection of biomarkers for inflammatory diseases by an electrochemical immunoassay: The case of neopterin (Articolo in rivista)
- Type
- Label
- Detection of biomarkers for inflammatory diseases by an electrochemical immunoassay: The case of neopterin (Articolo in rivista) (literal)
- Anno
- 2015-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.1016/j.talanta.2014.10.053 (literal)
- Alternative label
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Centi S.; Tombelli S.; Puntoni M.; Domenici C.; Franek M.; Palchetti I. (literal)
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- Pagina fine
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
- http://www.scopus.com/inward/record.url?eid=2-s2.0-84912096973&partnerID=q2rCbXpz (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
- Rivista
- Note
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- Università degli Studi di Firenze, Dipartimento di Scienze Biomediche, Sperimentali e Cliniche, Viale G. Pieraccini 6, Firenze, 50139, Italy; Istituto di Fisica Applicata Nello Carrara, Consiglio Nazionale Delle Ricerche, Via Madonna del Piano 10, Sesto Fiorentino, 50019, Italy; Istituto di Fisiologia Clinica, Consiglio Nazionale Delle Ricerche, Via G. Moruzzi 1, Pisa, 56124, Italy; Department of Biotechnology, Veterinary Research Institute, Hudcova 70, Brno, 621 32, Czech Republic; Università degli Studi di Firenze, Dipartimento di Chimica, Via della Lastruccia 3, Sesto Fiorentino, 50019, Italy; Istituto di Biochimica Delle Proteine, Via P. Castellino 111, Napoli, 80131, Italy (literal)
- Titolo
- Detection of biomarkers for inflammatory diseases by an electrochemical immunoassay: The case of neopterin (literal)
- Abstract
- An electrochemical immunoassay for neopterin was developed using recently produced specific antibodies immobilized to protein A-coated magnetic beads in combination with differential pulse voltammetry and screen-printed array of electrodes. Neopterin-alkaline phosphatase conjugate was used as label in a competitive assay format. Multiplexed analysis of neopterin was demonstrated by replacing the traditional ELISA with electrochemical detection and the traditional plastic wells with screen-printed array of electrodes. The optimized electrochemical method, based on polyclonal antibodies, reached a limit of detection of 0.008 ng/mL with an average RSD %=10. Serum samples collected from patients with sepsis, healthy volunteers and other patients without a confirmed clinical diagnosis were also analyzed. The obtained results, compared with those of a commercial ELISA kit, had a significant correlation, showing the possibility to distinguish among the serum samples from ill or healthy subjects. (literal)
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