Note4Students
From UPSC perspective, the following things are important :
Prelims level: TrueNat Test
Mains level: Not Much
Central Idea
- Kerala has been accorded sanction by the Indian Council for Medical Research (ICMR) to use TrueNat test to diagnose Nipah.
- Hospitals with BSL 2 level labs can perform the test.
What is TrueNat Test?
- The TrueNat test is a molecular diagnostic test used for the detection of infectious diseases, including tuberculosis (TB) and COVID-19.
- It is a portable, chip-based and battery-operated machine developed by a Goa-based company.
- It is based on real-time polymerase chain reaction (PCR) technology, which allows for the amplification and detection of specific genetic material (RNA or DNA) from the target pathogen.
- The WHO has approved TrueNat for detecting TB as it is cost-effective and a miniature version of the PCR test.
Benefits offered
- TrueNat machines are designed to be portable and easy to use in various settings, including remote or resource-limited areas.
- This feature has been particularly useful for TB diagnosis in regions with limited healthcare infrastructure.
About RT-PCR
- Real-time polymerase chain reaction (PCR) technology is a molecular biology method used to detect and quantify DNA or RNA sequences in biological samples.
- It combines PCR amplification with fluorescent probes to monitor DNA amplification in real-time.
- This allows for the quantification of specific genetic material, making it valuable for applications such as gene expression analysis, disease diagnosis, and genetic research.
- It provides high sensitivity, specificity, and rapid results, making it a widely used tool in molecular biology and clinical diagnostics.
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