SARS-CoV-2 501Y.V2 escapes neutralization by South African COVID-19 donor plasma

Abstract SARS-CoV-2 501Y.V2, a novel lineage of the coronavirus causing COVID-19, contains multiple mutations within two immunodominant domains of the spike protein. Here we show that this lineage exhibits complete escape from three classes of therapeutically relevant monoclonal antibodies. Furthermore 501Y.V2 shows substantial or complete escape from neutralizing antibodies in COVID-19 convalescent plasma. These data … Read more

Neutralization of the 1st stage of the Tour de France, was the peloton coherent?

We were impatiently awaiting the start of the Grande Boucle after being weaned from cycling for nearly five months. But this particular edition of the Tour de France because of the health situation, began with a stage of which we had not predicted such an unfolding and such an outcome with the surprise victory of … Read more