Evidence map›Paper›PMID 39565538›Full record

ArticleApplied biochemistry and biotechnology2025

Field-Based cDNA-Biosensor for Accurate Detection of Canine Distemper Virus in Tissue Samples.

Hosea A Hosea, Joseph Y N Philip, Daniel G Maeda, Ally Mahadhy

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Article in Applied biochemistry and biotechnology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

What it found

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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

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3 · Its place in the literature

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4 · The record

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5 · Who and what money

Authors and funding

4 authors.

Hosea A HoseaGovernment Chemist Laboratory Authority, P. O. Box 2925, Dodoma, Tanzania.
Joseph Y N PhilipDepartment of Chemistry, University of Dar es Salaam, P. O. Box 35179, Da es Salaam, Tanzania.
Daniel G MaedaDepartment of Molecular Biology and Biotechnology, University of Dar es Salaam, P.O. Box 35179, Dar es Salaam, Tanzania.
Ally MahadhyDepartment of Molecular Biology and Biotechnology, University of Dar es Salaam, P.O. Box 35179, Dar es Salaam, Tanzania. allymahadhy@gmail.com.ORCID http://orcid.org/0000-0002-5586-7088

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Canine distemper, a viral disease with a global impact on various animals including dogs, foxes, wolves, lions, and leopards, requires early diagnosis for effective treatment and outbreak control. Common laboratory methods, such as enzyme-linked immunosorbent assay, polymerase chain reaction, and viral isolation, face challenges such as extended turnaround times, high costs, and the expertise required. This study has developed a field-based biosensor for detecting the canine distemper virus (CDV), utilising a screen-printed carbon electrode (SPCE) and a computer-assisted portable potentiostat. A 30-mer oligonucleotide capture probe, designed using Primer3 Plus software version 3.3.0, detected hybridisation with the CDV complementary strand through electrochemical analysis via differential pulsed voltammetry. The developed biosensor exhibited good linearity in quantifying the target analyte concentration (0.1 to 12.8 µM), with a detection limit of 0.05 µM, indicating high sensitivity. Specificity tests using complementary and non-complementary sequences confirmed the biosensor's accuracy. The electrode can be reused up to eight times with a residual capacity of 93.72 ± 5.45% after regeneration using a 50 mM NaOH solution. The developed biosensor was also used to detect CDV in biological samples after RNA extraction and amplification. Results from the biosensor aligned with those from reverse transcriptase polymerase chain reaction (RT-PCR) findings, showing 100% agreement. These findings support the potential development of a field-deployable portable device for effectively diagnosing canine distemper in biological samples.

Indexed as

Biosensing TechniquesDistemperDistemper Virus, CanineDNA, ComplementaryAnimalsDogsElectrodesLimit of DetectionDNA, ComplementaryBiological sample analysisCanine distemper virusElectrochemical biosensorLabel-free detection

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.