Unlike type b influenza, type a viruses mutate rapidly, increasing the risk of pandemics, and can infect both humans and. An unexpected mutation of the influenza virus is driving up case counts abroad, and experts are concerned it could pose issues in the u.s Influenza a and influenza b are the main strains of flu virus
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Type a causes more cases, more severe illness and infects many species
Type b only infects humans.
Influenza a often causes fever, cough, and fatigue This highly contagious virus primarily affects the respiratory system, including your nose, throat, and lungs. Learn about flu, including symptoms, prevention methods, and treatment options. Influenza virus nomenclature due to the high variability of the virus, subtyping is not sufficient to uniquely identify a strain of influenza a virus
To unambiguously describe a specific isolate of virus, researchers use the influenza virus nomenclature,[22] which describes, among other things, the subtype, year, and place of collection. What’s the difference between flu a vs Doctors explain the two common strains of the flu, including symptoms, treatment, prevention, and vaccines.
