spike protein
noun[CorU]
biologyspecializeduk/ˈspaɪk ˌprəʊ.tiːn/us/ˈspaɪk ˌproʊ.tiːn/aglycoprotein(= atypeofproteinthatcontainsacarbohydrategroup)thatformsastructurethatsticksout on theouteredgeof avirus, whichhelpsthevirustoattachitself to acellin a person's or animal'sbodyandenterthecell:
（病毒表面的）刺突蛋白Members of the coronavirusfamilyhavesharpbumpsknownasspikeproteinsthatprotrudefrom thesurfaceoftheirouterenvelopes.冠状病毒科的成员在外壳蛋白表面上有尖锐的突起，被称为刺突蛋白。
TheemergenceofSARSwasprobablylinkedto theadaptationofspikeproteintobindstronglytohumancells.SARS的出现可能与刺突蛋白结构发生调整使之与人类细胞结合能力加强相关。
- Prof Rottier hasdevelopedsmallproteinfragments, calledpeptides, that canattachto these "spikeproteins",blockingtheentryintocatcellsoffelinecoronavirus.
- TheSARSspikeproteingeneunderwentrapidchange,particularlyat thebeginningof theepidemic.
- Theirresearchconfirmedthat the new virus’sspikeproteinclingstoitstargetonhumancells10 to 20timesastightlyas theSARSspikeproteindoes.
- After thespikeproteinbindsto thehumancellreceptor, theviralmembranefuseswith thehumancellmembrane,allowingthegenomeof thevirustoenterhumancellsandbegininfection.
Bacteria, moulds, germs & viruses
- adenovirus
- aerobe
- amoebic
- anti-HIV
- antimicrobial
- bacterium
- germicidal
- germophobe
- hen of the woods
- human immunodeficiency virus
- incubation
- incubation period
- mildew
- shitake mushroom
- staph
- staphylococcus
- strep
- streptococcal
- streptococcus
- taenia
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Biochemistry