₹500 and can deliver a result in 45 minutes, is able to differentiate SARS-CoV-2 from other coronaviruses even if genetic variations between them are minute.The Clustered Regularly Interspaced Short Palindromic Repeats (CRISPR) Feluda test has been developed by the New Delhi-based CSIR-Institute of Genomics and Integrative Biology (IGIB) and the TATA Group.Similar to a pregnancy strip test, Feluda changes colour if the virus is detected and doesn’t need expensive machines for detection.Virologist Upasana Ray told PTI that the CRISPR- based COVID-19 detection system is a cheaper option to RT-PCR tests, which cost over ₹1,600.