The test, named after a famous Indian fictional detective, is based on gene-editing technology called Crispr.

He believes the Feluda test could potentially replace the antigen tests because it could be comparatively cheaper - and more accurate.

"The new test has the reliability of the PCR test, is quicker and can be done in smaller laboratories which don't have sophisticated machines," Dr Anurag Agarwal, director of IGIB, told the BBC.

Sample collection for the Feluda test will be similar to the PCR test - a nasal swab inserted a few inches into the nose to check for coronavirus in the back of the nasal passage. India still doesn't allow Covid-19 tests from saliva samples...

The test, named after a famous Indian fictional detective, is based on gene-editing technology called Crispr.

He believes the Feluda test could potentially replace the antigen tests because it could be comparatively cheaper - and more accurate.

"The new test has the reliability of the PCR test, is quicker and can be done in smaller laboratories which don't have sophisticated machines," Dr Anurag Agarwal, director of IGIB, told the BBC.

Sample collection for the Feluda test will be similar to the PCR test - a nasal swab inserted a few inches into the nose to check for coronavirus in the back of the nasal passage. India still doesn't allow Covid-19 tests from saliva samples...