Definition of neuraminidase in English:



mass nounBiochemistry
  • An enzyme, present in many pathogenic or symbiotic microorganisms, which catalyses the breakdown of glycosides containing neuraminic acid.

    • ‘The other spikes consist of enzymes, neuraminidase, which help the virus spread.’
    • ‘Many human pathogens, including influenza viruses, possess neuraminidase enzymes (also known as sialidases).’
    • ‘The influenza virus has two other integral membrane proteins, M2 and neuraminidase.’
    • ‘Current influenza vaccines work by targeting to two proteins called haemagglutinin and neuraminidase, which are found on the surface on the virus.’
    • ‘We know, for example, that H5N1 is sensitive to antiviral drugs that inhibit one of its important enzymes, called neuraminidase.’