Koronavirus: Béda antarrépisi
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Révisi nurutkeun 17 Maret 2020 16.41
Orthocoronavirinae | |
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Mikrograp éléktron virion virus bronhitis inféksius | |
Gambaran virion 2019-nCoV | |
Klasifikasi virus | |
(unranked): | Virus |
Realm: | Riboviria |
Filum: | incertae sedis |
Ordo: | Nidovirales |
Kulawarga: | Coronaviridae |
Subfamili: | Orthocoronavirinae |
Genera[1] | |
Sinonim[2][3] | |
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Coronavirus nyaéta golongan virus anu nyababkeun sasalad ka mamalia jeung manuk. Di manusa, ieu virus ngabalukarkeun inféksi engapan, kaasup salésma anu biasana énténg, nepi ka wangun anu jarang kayaning SARS, MERS, jeung COVID-19 anu bisa matak parna nepi ka maotna. Gejalana béda-béda di rupa-rupa spésiés: di hayam ngabalukarkeun panyakit réspiratori luhur, anapon di sapi jeung céléng ngabalukarkeun muncrut. Nepi ka kiwari, can aya vaksin atawa ubar antivirus pikeun natambaan manusa alatan ieu sasalad.
Coronavirus kaasup subkulawarga Orthocoronavirinae dina kulawarga Coronaviridae, dina ordo Nidovirales. [4] [5] Coronavirus téh virus amplopan nu boga génom RNA utas-tunggal sénse-positip sarta nukléokapsid simétri héliks. Ukuran génom coronavirus antara 26 nepi ka 32 kilobasa, panggedéna pikeun virus RNA.
Pamanggihan
Golongan Coronavirus anu pertama kali dipanggihkeun di taun 1965 ku Tyrell sareng Bynoe mangrupa virus B814[6]. Partikel virus anu dipanggihkeun ieu miboga ciri saperti ukuran diantara 80-150 mm, pleiomorfik ditutup ku membran, jeung boga permukaan nangtung sapertos pentung. Ilmuwan sejen manggihan sabaabaraha virus anu miboga ciri sarua jeung B814, sapertos bronkitis, hepatitis dina beurit, jeung virus gastroentritis tina babi. Ahirna, sababaraha virus ieu digolongkeun ka golongan Coronavirus[6].
Di taun taun salajengna, sababaraha virus diasupkeun kana golongan Coronavirus, sapertos virus SARS-Cov di taun 2002-2003, HCoV NL63 taun 2004, HKU1 di taun 2005, MERS-CoV di taun 2012, sareng virus SARS-CoV-2 anu kakara dipangihkeun di taun 2019. Sadaya virus ieu nyebabkeun infeksi saluran pernapasan anu parah.
Etimologi
Ngaran "coronavirus" asalna tina Basa Latin corona, hartina makuta atawa halo, anu nujul kana ciri partikel virusna (virion).
Taksonomi
Ngaran ilmiah coronavirus nyaéta Orthocoronavirinae atawa Coronavirinae. Coronavirus kaasup ka famili Coronaviridae. Coronavirus dibagi jadi opat génus[7][8]:
- Génus Alphacoronavirus
- Spésiés: Human coronavirus 229E, Human coronavirus NL64, Miniopterus bat coronavirus, Minopterus bat coronavirus HKU8, Porcine epidemic diarrhea virus, Rhinophus bat coronavirus HKU2, Scotophilus bat coronavirus 512
- Génus Betacoronavirus
- Spésiés: Betacoronavirus 1, Human coronavirus HKU1, Murine coronavirus, Pipistrellus bat coronavirus KHU5, Rousetus bat coronavirus HKU9, Severe Acute Respiratory Syndrome-related coronavirus, Severe Acute Respiratory Syndrome coronavirus 2, Tylonycteris bat coronavirus HKU4, Severe Acute Respiratory Syndrome-related coronavirus, Human coronavirus OC43, Hedgehog coronavirus 1
- Génus Gammacoronavirus
- Spésiés: Beluga whale coronavirus SW1, Virus infeksi bronkitis
- Génus Deltacoronavirus
- Spésiés: Bulbul Coronavirus HKU11, Coronavirus babi HKU15
Rujukan
- ↑ "Virus Taxonomy: 2018b Release". International Committee on Taxonomy of Viruses (ICTV). Maret 2019. Diarsipkan dari versi asli tanggal 4 Maret 2018. Diakses tanggal 24 Januari 2020.
- ↑ "2017.012-015S". International Committee on Taxonomy of Viruses (ICTV). Oktober 2018. Diarsipkan dari versi asli (xlsx) tanggal 14 Méi 2019. Diakses tanggal 24 Januari 2020.
- ↑ AMQ King; E Lefkowitz; MJ Adams et al., ed. (2011). "Family Coronaviridae". Ninth Report of the International Committee on Taxonomy of Viruses. Elsevier, Oxford. pp. 806–828. ISBN 978-0-12-384684-6.
- ↑ International Committee on Taxonomy of Viruses. "ICTV Master Species List 2009 – v10" (xls).
- ↑ a b Kahn, Jeffrey S.; McIntosh, Kenneth (2005-11). "History and Recent Advances in Coronavirus Discovery:" (dalam bahasa en). The Pediatric Infectious Disease Journal 24 (Supplement): S223–S227. doi:10.1097/01.inf.0000188166.17324.60. ISSN 0891-3668. http://journals.lww.com/00006454-200511001-00012.
- ↑ "International Committee on Taxonomy of Viruses (ICTV)". International Committee on Taxonomy of Viruses (ICTV). Diakses tanggal 2020-03-17.
- ↑ Fan, Yi; Zhao, Kai; Shi, Zheng-Li; Zhou, Peng (2019/3). "Bat Coronaviruses in China" (dalam bahasa en). Viruses 11 (3): 210. doi:10.3390/v11030210. PMC PMC6466186. PMID 30832341. https://www.mdpi.com/1999-4915/11/3/210.
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