Indian Scientists Make Breakthrough Discovery of 19 Coronavirus Variants from Around the World Researchers detected 19 novel Coronavirus variants capable of evading immune response, while one Responsible for re-infection. By As a new variant of novel Coronavirus detected in the UK has been raising concerns all over the world, Indian scientists have detected at least 19 variants of the virus with the ability to evade antibodies. The team of Indian scientists also found that out of these 19 SARS-CoV-2 variants one has the capability to cause re-infection. The researchers studied as many as 120 unique mutated variants of the novel virus. They noticed that across 63 countries 86 such variants possess the ability to dodge the immune response of the human body.