Novel Trends in Electrochemical Biosensors for Early Diagnosis of Alzheimer’s Disease

Background. Alzheimer’s disease (AD) is a multifactorial progressive and irreversible neurodegenerative disorder affecting mainly the population over 65 years of age. It is becoming a global health and socioeconomic problem, and the current number of patients reaching 30–50 million people will be th...

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Main Authors: Pavla Valkova, Miroslav Pohanka
Format: Article
Language:English
Published: Wiley 2021-01-01
Series:International Journal of Analytical Chemistry
Online Access:http://dx.doi.org/10.1155/2021/9984876
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author Pavla Valkova
Miroslav Pohanka
author_facet Pavla Valkova
Miroslav Pohanka
author_sort Pavla Valkova
collection DOAJ
description Background. Alzheimer’s disease (AD) is a multifactorial progressive and irreversible neurodegenerative disorder affecting mainly the population over 65 years of age. It is becoming a global health and socioeconomic problem, and the current number of patients reaching 30–50 million people will be three times higher over the next thirty years. Objective. Late diagnosis caused by decades of the asymptomatic phase and invasive and cost-demanding diagnosis are problems that make the whole situation worse. Electrochemical biosensors could be the right tool for less invasive and inexpensive early diagnosis helping to reduce spend sources— both money and time. Method. This review is a survey of the latest advances in the design of electrochemical biosensors for the early diagnosis of Alzheimer’s disease. Biosensors are divided according to target biomarkers. Conclusion. Standard laboratory methodology could be improved by analyzing a combination of currently estimated markers along with neurotransmitters and genetic markers from blood samples, which make the test for AD diagnosis available to the wide public.
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institution Kabale University
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spelling doaj-art-6a6f8c4c6c834b609f1af3f99544268c2025-02-03T01:25:11ZengWileyInternational Journal of Analytical Chemistry1687-87601687-87792021-01-01202110.1155/2021/99848769984876Novel Trends in Electrochemical Biosensors for Early Diagnosis of Alzheimer’s DiseasePavla Valkova0Miroslav Pohanka1Department of Molecular Pathology and Biology, Faculty of Military Health Science, University of Defense, Trebesska 1575, 50011 Hradec Kralove, Czech RepublicDepartment of Molecular Pathology and Biology, Faculty of Military Health Science, University of Defense, Trebesska 1575, 50011 Hradec Kralove, Czech RepublicBackground. Alzheimer’s disease (AD) is a multifactorial progressive and irreversible neurodegenerative disorder affecting mainly the population over 65 years of age. It is becoming a global health and socioeconomic problem, and the current number of patients reaching 30–50 million people will be three times higher over the next thirty years. Objective. Late diagnosis caused by decades of the asymptomatic phase and invasive and cost-demanding diagnosis are problems that make the whole situation worse. Electrochemical biosensors could be the right tool for less invasive and inexpensive early diagnosis helping to reduce spend sources— both money and time. Method. This review is a survey of the latest advances in the design of electrochemical biosensors for the early diagnosis of Alzheimer’s disease. Biosensors are divided according to target biomarkers. Conclusion. Standard laboratory methodology could be improved by analyzing a combination of currently estimated markers along with neurotransmitters and genetic markers from blood samples, which make the test for AD diagnosis available to the wide public.http://dx.doi.org/10.1155/2021/9984876
spellingShingle Pavla Valkova
Miroslav Pohanka
Novel Trends in Electrochemical Biosensors for Early Diagnosis of Alzheimer’s Disease
International Journal of Analytical Chemistry
title Novel Trends in Electrochemical Biosensors for Early Diagnosis of Alzheimer’s Disease
title_full Novel Trends in Electrochemical Biosensors for Early Diagnosis of Alzheimer’s Disease
title_fullStr Novel Trends in Electrochemical Biosensors for Early Diagnosis of Alzheimer’s Disease
title_full_unstemmed Novel Trends in Electrochemical Biosensors for Early Diagnosis of Alzheimer’s Disease
title_short Novel Trends in Electrochemical Biosensors for Early Diagnosis of Alzheimer’s Disease
title_sort novel trends in electrochemical biosensors for early diagnosis of alzheimer s disease
url http://dx.doi.org/10.1155/2021/9984876
work_keys_str_mv AT pavlavalkova noveltrendsinelectrochemicalbiosensorsforearlydiagnosisofalzheimersdisease
AT miroslavpohanka noveltrendsinelectrochemicalbiosensorsforearlydiagnosisofalzheimersdisease