Coronavirus waxaa iska leh coronavirus-ka coronaviridae ee Nidovirales ee soocidda habaysan. Coronaviruses waa fayrasyo RNA ah oo wata baqshad iyo xariijin toosan oo hal xarig ah. Waa fayraska fayraska ah oo si weyn ugu dhex jira dabeecadda.
Coronavirus wuxuu leeyahay dhexroor qiyaastii 80 ~ 120 nm, qaab dhismeedka koofiyadda methylated ee 5 'dhammaadka genome-ka iyo dabo (a) ee 3′ dhamaadka. Dhererka guud ee genome-ku waa qiyaastii 27-32 KB. Waa fayraska ugu weyn fayraska RNA ee la yaqaan.
Coronavirus kaliya wuxuu waxyeeleeyaa laf dhabarta, sida aadanaha, jiirka, doofaarka, bisadaha, eyda, yeyda, digaagga, lo'da iyo digaaga.
Coronavirus ayaa markii ugu horreysay laga go'doomiyay digaagga 1937. Dhexroorka qaybaha fayrasku waa 60 ~ 200 nm, dhexroorkiisuna yahay 100 nm. Waa spherical ama oval waxayna leedahay pleomorphism. Fayrasku wuxuu leeyahay baqshad, waxaana baqshadda ku jira habab lafdhabarta ah. Fayraska oo dhan waa sida corona. Habka lafdhabarta ee coronaviruses-yada kala duwan ayaa iska cad inay kala duwan yihiin. Jidadka ka mid noqoshada tubbada ayaa mararka qaarkood lagu arki karaa unugyada cudurka qaba coronavirus.
2019 novel coronavirus (2019 ncov, sababa novel coronavirus pneumonia covid-19) waa coronavirus-ka toddobaad ee la yaqaan ee dadka qaadsiin kara. Lixda kale waa hcov-229e, hcov-oc43, HCoV-NL63, hcov-hku1, SARS CoV (oo sababa xanuunka neef-mareenka ee daran) iyo mers cov (oo sababa xanuunka neefsiga ee Bariga Dhexe).
Waqtiga boostada: May-25-2022