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ʻO ka maʻi coronavirus (COVID-19) kahi maʻi lele i hoʻokumu ʻia e nā coronaviruses, kahi ʻohana o nā mea ʻino e hoʻopuka pū kekahi i ka maʻi hanu nui loa (SARS). Hoʻokumu ʻia ʻo COVID-19 a me SARS e kahi kānana o nā coronavirus i hoʻokumu ʻia ʻo SARS, i ʻike ʻia ʻo SARS-CoV i ka makahiki 2003 a i kēia manawa ke kumu o ka maʻi coronavirus, i kapa ʻia ʻo SARS-CoV-2.
pono o ka meli no ka maka
Ma ka 11 Pepeluali 2020, ua koho ʻia e ke Kōmike Hoʻomākaʻauhau o nā Virus (ICTV) i ka coronavirus - SARS-CoV-2 (coronavirus 2). Ua hāʻawi ʻia kēia inoa no ka pili pili ʻana o ka maʻi i ka coronavirus nāna ke kuleana no ka maʻi SARS i ka makahiki 2003.
Ma kēia ʻatikala, e wehewehe mākou i nā mea like a me nā ʻokoʻa ma waena o COVID-19 a me SARS.
He aha ia mea he coronavirus?
ʻO ka Coronaviruses he ʻohana o nā mea ʻino i loaʻa ke kuhi ʻia e like me ka spike ma ko lākou ʻili e like me nā kalaunu. ʻO Corona ke ʻano 'lei' ma ka ʻōlelo Lākina a pēlā i loaʻa ai ka inoa o kēia maʻi.
ʻO COVID-19 ke kolu o nā maʻi zoonotic coronavirus i ʻike ʻia ma hope o ka maʻi hanu nui loa (SARS) a me ka maʻi hanu o ka Middle East (MERS). [1] .
Hiki ke ʻike ʻia kahi ʻano hou o ka coronavirus ke hoʻomohala i kahi coronavirus holoholona i ka hiki ke hoʻoili i kahi maʻi i nā kānaka a kapa ʻia kēia zoonotic transmission.
Ua hōʻike ʻia kahi hōʻike ʻana ʻo SARS-CoV-2 kahi maʻi virus chimeric ma waena o kahi cor coravavirus a me kahi coronavirus o kahi kumu ʻike ʻole ʻia. Ua ʻike nā kānaka noiʻi ua hoʻomaka ke kaulahao o ka lawe ʻana mai nā ʻōpeʻapeʻa i nā kānaka [1] .
Nā ʻōuli o ka maʻi Coronavirus
ʻO nā ʻōuli ke kuni, ka puʻu, ka paʻakikī i ka hanu ʻana, ka luhi, ka ihu ihu, ka maʻi poʻo, ʻeha o ke kino, ʻeha ka ʻāʻī, ka palahī a me ka nausea.
Ka lawe ʻana i nā maʻi Coronavirus
Hiki i nā kānaka ke ʻaelike iā COVID-19mai kekahi kanaka maʻi ʻē aʻe i loaʻa i ka maʻi maʻi. Pālahalaha maʻalahi ka maʻi mai kekahi kanaka a i kekahi kanaka ma o nā kīʻaha wai liʻiliʻi mai ka ihu a waha paha i ka wā e puʻu ai a ʻūlū ai paha ka mea maʻi.
ʻO ka loiloi viral ke kiʻekiʻe loa i ka ʻāʻī a me ka ihu o ka poʻe me COVID-19 [elua] .
He aha ka maʻi maʻi maʻi maʻi maʻi maʻi (SARS)?
ʻO ka maʻi maʻi respiratory respiratory koʻikoʻi (SARS) kahi coronavirus i kumu i ka maʻi ʻana o ka SARS ma 2002-2003. Ua hala ka maʻi SARS mai nā ʻōpeʻapeʻa i kahi mea hoʻokipa holoholona waena, ka pōpoki civet, ma mua o ka hoʻoili ʻia ʻana i nā kānaka [3] .
Nā ʻōuli o ka SARS
Mālama ʻo SARS i nā ʻōuli e like me ka pōkole o ka hanu, ke kuni, ka ʻū, ka malaise, ka ʻeha o ke kino, ka ʻeha o ke poʻo, ka haʻalulu a me ka diarrhea.
Ka lawe ʻana o SARS
Hoʻouna mua ʻia ka lawe ʻana o SARS mai ke kanaka a ka mea pili. Hoʻolahalaha ʻo SARS-CoV ma o nā ʻōhū hanu ke ʻeke a sneeze paha kahi mea maʻi.
waiwai ʻupena jenna board
Nā Kūpana Molecular O COVID-19 A me SARS-CoV
Ua ʻike ʻia kahi noiʻi i ka ʻike pili piha (genome) o ka SARS-CoV-2 e hōʻike ana ua pili loa ia i nā coronavirus e like me ka SARS, bat-SL-CoVZC45 a me bat-SL-CoVZXC21, akā ʻoi aku ka mamao mai SARS-CoV (ma kahi o 79 pākēneka) a me MERS-CoV (ma kahi o 50 pākēneka) [4] .
ʻO ka mea hoʻopaʻa i nā mea loaʻa o COVID-19 A me SARS-CoV
Ua hoʻohālikelike ʻia ka pūnaewele paʻa me ka SARS-CoV-2 a me SARS-CoV. Ke komo i loko o kahi hunaola o ke kino o ke kanaka, pono ia e launa pū me nā proteins ma ka ʻili o ka cell (nā receptor) a hana kēia i kēia mea ma o nā proteins ma luna ponoʻī.
Komo ʻo Coronavirus i nā pūnaewele hoʻolauna i hoʻopili ʻia e ka transmembrane spike (S) glycoprotein e hana ana i nā homotrimers e puka mai ana mai ka papa viral. ʻO kēia glycoprotein ke kuleana no ka hoʻopaʻa ʻana i ka mea loaʻa hale lawe ʻaoʻao.
Ua hōʻike ʻia kahi hoʻopaʻa ʻana i ka hoʻopili ʻana o ka SARS-CoV-2 a me ka SARS-CoV i ka mea loaʻa pūnaewele me ka paʻa like a ʻoi aku ke kiʻekiʻe ma SARS-CoV-2. ʻO kēia ke kumu e hōʻike maʻalahi ʻia ai ʻo SARS-CoV-2 ma mua o ka SARS-CoV [5] .
Hoʻopau...
Hoʻokumu ʻia ʻo COVID-19 a me SARS e nā coronaviruses i hoʻomaka i loko o nā ʻōpeʻapeʻa ma mua o ka lawe ʻia ʻana i nā kānaka e kahi mea lawelawe waena. Aia kekahi mau ʻokoʻa a me nā mea like ma waena o COVID-19 a me SARS.