Antigenic drift is the process whereby mutations accumulate in viral surface glycoproteins (predominantly hemagglutinin), resulting in viruses with slightly different antigenic profiles. Antigenic ...

Influenza viruses are classified within the Orthomyxoviridae, a family of enveloped viruses that all contain a segmented, single-stranded, ... (see antigenic shift; Box 2) ...

Antigenic drift versus antigenic shift. Antigenic drift is the process whereby mutations accumulate in viral surface glycoproteins (predominantly hemagglutinin), resulting in viruses with slightly ...

Although many of us spend allergy season cursing out plant pollen, spores from mold and other fungi also deserve some of that ...

Read current news and medical research on influenza A, influenza B, including symptoms, vaccines and treatments for flu viruses. ... New Fossils Shift the Story of Complex Life; ...

TAMPA, Fla. — There has been a spike in flu cases across much of Florida. In the Bay area, Pinellas and Citrus counties specifically are seeing cases rise, according to the Department of Health.