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Updated: May 25, 2026
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Development of Multiplex Real-Time RT-qPCR Assays for the Detection of SARS-CoV-2, Influenza A/B, and MERS-CoV
Published on: November 10, 2023
[A GeXP based multiplex RT-PCR assay for simultaneous detection of twelve human respiratory viruses]
Jin Li1, Nai-Ying Mao, Meng Qin
1State Key Laboratory for Genetic Engineering and Molecular Virology, National Institute for Viral Disease Control and Prevention, Chinese Center for Disease Control and Prevention, Beijing 102206, China.
Bing Du Xue Bao = Chinese Journal of Virology
|January 24, 2012
Summary
A new multiplex RT-PCR assay can detect twelve common respiratory viruses simultaneously. This fast and sensitive test aids in rapid diagnosis of viral respiratory infections.
Area of Science:
- Molecular Biology
- Virology
- Infectious Diseases
Context:
- Respiratory virus infections pose a significant public health burden.
- Accurate and rapid diagnostics are crucial for effective patient management and outbreak control.
- Existing diagnostic methods may lack the capacity for simultaneous detection of multiple respiratory pathogens.
Purpose:
- To develop and validate a novel multiplex reverse transcription-polymerase chain reaction (RT-PCR) assay.
- To enable simultaneous detection of twelve distinct respiratory virus types and subtypes.
- To establish a sensitive, specific, and high-throughput diagnostic tool for respiratory viral infections.
Summary:
- A Gene Expression Technology (GeXP) based multiplex RT-PCR assay was designed using specific primers targeting conserved viral sequences.
- The assay demonstrated high specificity and a sensitivity of 10(3) copies/microL for simultaneous detection of twelve respiratory viruses.
- Validation using twenty-four clinical specimens showed comparable results to real-time RT-PCR, confirming the assay's performance.
Impact:
- Provides a rapid and high-throughput method for diagnosing multiple respiratory viral infections concurrently.
- Enhances the ability to identify causative agents of respiratory illness, facilitating timely treatment and public health interventions.
- Offers a valuable tool for clinical diagnostics and epidemiological surveillance of respiratory viruses.
