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[Gene sequence analysis of SARS-associated coronavirus by nested RT-PCR]
Yan Wang1, Wen-li Ma, Yan-bin Song
1Institute of Genetic Engineering, First Military Medical University, Guangzhou 510515, China.
Di 1 Jun Yi Da Xue Xue Bao = Academic Journal of the First Medical College of PLA
|May 20, 2003
Summary
This study demonstrates that nested reverse transcription-polymerase chain reaction (RT-PCR) effectively detects Severe Acute Respiratory Syndrome (SARS)-associated coronavirus in patient sputum. Sequence analysis confirms the virus
Area of Science:
- Virology
- Molecular Biology
- Infectious Diseases
Context:
- Severe Acute Respiratory Syndrome (SARS) is a significant global health concern.
- Accurate and rapid diagnostic methods are crucial for controlling outbreaks.
- The SARS-associated coronavirus (SARS-CoV) is the causative agent of SARS.
Purpose:
- To establish an effective detection method for SARS-associated coronavirus.
- To validate the utility of nested RT-PCR for SARS-CoV identification in clinical samples.
Summary:
- Viral RNA was extracted from sputum of SARS patients and subjected to reverse transcription.
- Nested RT-PCR amplified specific viral fragments, which were then cloned and sequenced.
- Sequence analysis confirmed the presence of SARS-CoV, with minor variations from the TOR2 strain.
Impact:
- Nested RT-PCR offers a rapid, convenient, and sensitive approach for SARS-CoV detection.
- This method aids in the timely diagnosis and management of SARS patients.
- The findings contribute to the understanding of SARS-CoV epidemiology and diagnostics.