A mutation is linked to the contagiousness of the COVID-19 virus.

Vaccines that partially mimic SARS-CoV-2’s structure may elicit very high immune response.

An antioxidant enzyme is found as a potential COVID-19 treatment.

Johnson and Johnson’s COVID-19 elicited strong immune responses.

American biotechnology company Moderna’s experimental coronavirus vaccine has shown to be safe and effective at provoking immune responses in an early-stage study.

A newly published study on the prevalence of the novel coronavirus in Spain found that only 5% of the country’s population has developed antibodies, providing proof that herd immunity to COVID-19 may not be achieved.