A key tool in the early pandemic response, monoclonal antibodies are now ineffective against new variants. Immunocompromised patients are especially at risk.
Coronavirus antibodiesIN MARCH 2020, as a mysterious respiratory virus was sweeping the globe, researchers at Vanderbilt University Medical Center in Tennessee tracked down some of the first known Covid-19 patients in North America and asked them for blood samples.
Doctors shipped vials of the blood...
https://mfame.guru/a-crucial-group-of-covid-drugs-has-stopped-working/