Covid-19 variants: Five things to know about how coronavirus is evolving

The Sars-CoV-2 virus is changing in ways that are making it more transmissible, increasing the severity of disease it causes and allowing it to infect people who should have immunity. These variants are causing concern among global health experts, particularly as there are signs that some vaccines may be less effective against them.  Here are … Read more

The new antibody that may be able to stay ‘one step ahead’ of coronavirus mutations

A new antibody that can mount a double attack on the Sars-CoV-2 virus by binding to two different sites on the spike protein is starting human trials, leading to hopes of an antibody therapy that can maintain its effectiveness even against new variants of coronavirus. A virus is constantly mutating. Staying ahead of the evolutionary … Read more

‘Needle in a haystack’: The hunt for coronavirus drug compounds in a Belgian biosafety lab

Professor Johan Neyts, a virologist at the Rega Institute for Medical Research at KU Leuven in Belgium, leads a team searching for drugs that can help us in the fight against Covid-19. His laboratory is part of two projects that are screening millions of compounds to find some that block the coronavirus from replicating and so … Read more

PCR, antigen and antibody: Five things to know about coronavirus tests

To diagnose and contain the spread of coronavirus, testing is critical. There are two types of Covid-19 tests — those that are designed to detect whether you have the infection now, or those crafted to check whether you have been previously infected by the virus — SARS-CoV-2 — that causes the disease. Like any other product these … Read more