New ‘Heavily Mutated’ B.1.1.529 Covid-19 Coronavirus Variant Spreading In South Africa

Scientists Are Closely Watching New COVID Variant With a 'Very High' Number of Mutations

Lung Autopsies of COVID-19 Patients Reveal How Virus Spreads and Damages Tissue, Treatment Clues

Plant-derived antiviral is effective in blocking highly infectious SARS-CoV-2 Delta variant, say scientists