Definition of sialic acid in English:

sialic acid

noun

Biochemistry
  • [mass noun] A substance present in saliva which consists of acyl derivatives of neuraminic acid.

    • ‘It represents transferrin without the sialic acid residues.’
    • ‘If scientists treat blood cells with an enzyme to remove sialic acid, the parasite can no longer invade.’
    • ‘Many pathogens use sugar groups of surface glycoproteins, in particular sialic acid residues, as receptors for invasion.’
    • ‘Biochemical markers of metastasis such as lung hydroxyproline, uronic acid, serum sialic acid and gammaglutamyl transpeptidase were estimated.’
    • ‘In an antennary structure, some antennae may be capped by sialic acid whereas others may be uncapped.’

Origin

1950s: sialic from Greek sialon saliva + -ic.

Pronunciation:

sialic acid

/sʌɪˈalɪk/