单词	sialic acid
释义	sialic acid noun : any of a group of reducing amido acids that are essentially carbohydrates and are found especially as components of blood glycoproteins and mucoproteins Example Sentences Recent Examples on the Web This type of linkage makes the sialic acid and galactose stick straight up. Quanta Magazine, 25 Feb. 2020 The flu virus normally infects cells in the lungs by binding through its haemagglutinin and neuraminidase proteins to sialic acid on the surface of lung cells. Neil Savage, Scientific American, 18 Sep. 2019 Prehuman ancestors lost the ability to make a sugar molecule called a sialic acid. San Diego Union-Tribune, 22 July 2019 These include overactive white blood cells and a tendency to diabetes in mice lacking the sialic acid. San Diego Union-Tribune, 22 July 2019 This gene included a sialic acid sugar molecule called Neu5Gc. Ashley Strickland, CNN, 22 July 2019 This area docks with protrusions of carbohydrate molecules called sialic acids that bristle from cells. Bradley J. Fikes, sandiegouniontribune.com, 2 Apr. 2018 But this effort has failed, because the sialic acid receptor only binds weakly. Bradley J. Fikes, sandiegouniontribune.com, 2 Apr. 2018 Influenza viruses famously do this by latching onto sialic acids that hang on the outside of human cells in the respiratory tract. Beth Mole, Ars Technica, 20 Mar. 2018 See More Word History Etymology Greek sialon saliva First Known Use 1952, in the meaning defined above Medical Definition sialic acid noun si·​al·​ic acid (ˌ)sī-ˌal-ik-  : any of a group of reducing amido acids that are essentially carbohydrates and are found especially as components of blood glycoproteins and mucoproteins
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