Coronavirus ke ea coronavirus ea coronaviridae ea Nidovirales ka mekhahlelo e hlophisitsoeng. Coronaviruses ke livaerase tsa RNA tse nang le enfelopo le linear single strand positive strand genome. Ke sehlopha se seholo sa livaerase tse teng ka bongata tlhahong.
Coronavirus e na le bophara ba hoo e ka bang 80 ~ 120 nm, sebopeho sa cap ea methylated qetellong ea 5 'genome le poly (a) mohatla qetellong ea 3′. Bolelele bohle ba genome ke hoo e ka bang 27-32 KB. Ke kokoana-hloko e kholo ka ho fetisisa ho livaerase tse tsebahalang tsa RNA.
Coronavirus e tšoaetsa liphoofolo tse phelang lesapo la mokokotlo feela, tse kang batho, likhoto, likolobe, likatse, lintja, liphiri, likhoho, likhomo le likhoho.
Coronavirus e qalile ho aroloa ho likhoho ka 1937. Bophara ba likaroloana tsa kokoana-hloko ke 60 ~ 200 nm, ka bophara ba 100 nm. E chitja kapa e motopo 'me e na le pleomorphism. Kokoana-hloko e na le enfelopo, 'me ho na le mekhoa ea spinous holim'a enfelopo. Kokoana-hloko eohle e tšoana le corona. Lits'ebetso tsa spinous tsa li-coronavirus tse fapaneng ho hlakile hore li fapane. Ka linako tse ling 'mele oa ho kenyelletsa li-tubular o ka bonoa liseleng tse nang le tšoaetso ea coronavirus.
Coronavirus ea 2019 (2019 ncov, e bakang novel coronavirus pneumonia covid-19) ke coronavirus ea bosupa e tsebahalang e ka tšoaetsang batho. Tse ling tse tšeletseng ke hcov-229e, hcov-oc43, HCoV-NL63, hcov-hku1, SARS CoV (e bakang lefu le matla la ho hema) le mers cov (e bakang Middle East breath syndrome).
Nako ea poso: May-25-2022