The virus has evolved to be able to jump between species, from birds to cats, cows and cats, and cats and humans, the authors say.
The combined vaccine elicited higher immune response against SARS-CoV-2.
Critics say the move will put patients at risk at a time when threats from emerging pathogens and antimicrobial resistance are on the rise.
Infectious disease information from CIDRAP.
Discussion & analysis on the latest infectious disease developments by Dr. Osterholm and Chris Dall.
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Data on novel vaccine candidates in clinical or late preclinical development.
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The Influenza Vaccines R&D Roadmap Initative
The Influenza Vaccines Roadmap provides a much-needed framework for organizing the efforts of existing influenza researchers while identifying a wide range of opportunities that will encourage new investigators to join the work.
"Once again, I want to make it clear that single-antigen vaccines have been and will continue to be effective against respiratory viruses, and the Novavax COVID-19 vaccine is no exception."
Study on masks vs N95 respirators for health workers spurs concerns
The findings suggest medical masks may offer similar protection as respirators against COVID-19, but experts say hold on.
