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What is the Difference Among RT-PCR, NAT, Antibody Test and Antigen Test of Coronavirus?

India has crossed the 1 million mark of Coronavirus cases and there is a dire need to ramp up the testing process in India to lower the chance of further infections.
So, let's understand what are the different types of tests.
Viral infections are mainly identified by two kinds of tests– genetic and serological. To put this simply for you, there are two ways to test for COVID-19
1. Tests for antibodies
2. Tests directly for the virus – RT-PCR test and NAT test
So, all in all, we have four names, RT-PCR (reverse transcription-polymerase chain reaction test), NAT (nucleic acid test), Antibody test and Antigen Test. Watch this video to know the details

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