Covid: (UK) Workplaces told to plan for absences of up to 25% (www.bbc.com)

Reversion mutations in phosphoprotein P of a codon-pair-deoptimized human respiratory syncytial viru … (journals.plos.org)

Antibody-like proteins known as VNARs — derived from the immune systems of sharks — can … (www.usnews.com)