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Coronavirus ea ntlo ea China Chaena e fana ka maikutlo a ho phalla ka matloana

Coronavirus ea ntlo ea China Chaena e fana ka maikutlo a ho phalla ka matloana

Coronavirus In Vacant Apartment In China Suggests Spread Through Toilets

Liphuputso tse fetileng li bonts'itse hore metsi a tsoang matlwaneng a ka hlahisa li-aerosol tse tletseng likokoana-hloko. (Moemedi)

Ho sibolloa ha coronavirus ka phaposing ea ho hlapela ea folete e se nang batho Guangzhou, China, e fana ka maikutlo a hore kokoana-hloko e tsamaisoang ke moea e ka 'na eaba e tsoetse holimo ka liphaephe tsa metsi, sesupo sa seoa se seholo sa SARS Hong Kong 17 lilemong tse fetileng.

Mesaletsa ea SARS-CoV-2 e ile ea fumanoa ka Hlakola ka siling, faucete le sesupo sa shaoara sa folete e sa sebetseng nako e telele, bafuputsi Setsing sa Chaena sa Taolo le Thibelo ea Mafu ba boletse thutong e phatlalalitsoeng khoeling ena ho Environment International. Kamore ea ho hlapela e silafetseng e ne e le ka holim'a ntlo ea batho ba bahlano ba netefalitsoeng bekeng e fetileng hore ba na le Covid-19.

Bo-rasaense ba ile ba etsa “teko ea ketsiso ea tracer setšeng” ho bona hore na kokoana-hloko e ka fetisoa ka liphaephe tsa litšila ka likaroloana tse nyenyane tse tsamaisoang ke moea tse ka hlahisoang ke matla a ho phunya ntloana.. Ba ile ba fumana likaroloana tse joalo, e bitsoang aerosols, ka likamoreng tsa ho hlapela 10 le 12 maemo a kaholimo ho linyeoe tsa Covid-19. Linyeoe tse peli li tiisitsoe mokatong o mong le o mong oa mekato eo mathoasong a Hlakola, ho phahamisa matšoenyeho a hore likaroloana tse jereng SARS-CoV-2 tse tsoang setulong li hoholetse malapeng a bona ka lipeipi tsa metsi..

Tlaleho e ncha e re hopotsa nyeoe e neng e le ntlong ea bolulo ea poraefete ea Amoy Gardens Hong Kong hoo e ka bang lilemo tse mashome a mabeli tse fetileng., neng 329 baahi ba ile ba tšoaroa ke lefu le matla la ho hema, kapa SARS, karolo e 'ngoe ka lebaka la lipeipi tsa likhoerekhoere tse fosahetseng. Baahi ba mashome a mane a metso e ’meli ba ile ba shoa, ho etsa hore e be koluoa ​​​​e senyehileng ka ho fetisisa sechabeng sa SARS, eo hape e bakoang ke coronavirus.

“Leha phetisetso ka lifti e arolelanoang e ke ke ea qheleloa ka thoko, ketsahalo ena e lumellana le liphuputso tsa seoa sa Amoy Gardens SARS Hong Kong ka 2003,” Song Tang, rasaense ea nang le China CDC Key Laboratory ea Tikoloho le Bophelo bo Botle ba Baahi, le basebetsi-'moho ba ile ba ngola thutong, e qotsitseng lintlha tse sa phatlalatsoang ho tsoa setsing sa bophelo bo botle.

Likamore tse ka har'a meaho e nang le mekato e mengata li ka hokahanngoa ka mokhoa o arolelanoang oa metsi a litšila, Ho boletse Lidia Morawska, motsamaisi oa Laboratori ea Machaba ea Boleng ba Moea le Bophelo bo Botle Univesithing ea Thekenoloji ea Queensland ea Australia. Ha lintho tse tiileng le metsi li theoha marang-rang, likhase tsa likhoerekhoere — hangata se bonoang ke monko oa tsona — ka linako tse ling e phahama ka liphaephe ha metsi a lekaneng a le sieo, ho boletse Morawska, eo e neng e se karolo ea sehlopha sa lipatlisiso.

“Haeba ho na le monko, ho bolela hore ka tsela e itseng moea o isitsoe moo o sa lokelang ho ea teng,” Morawska o boletse puisanong.

Marotholi a Phefumolohang

SARS-CoV-2 e hasana haholo ka marotholi a phefumolohang — ho qhaqhoa ha mathe kapa lero le tsoang nkong, ho latela Mokhatlo oa Lefatše oa Bophelo. Ho tloha libekeng tsa pele tsa lefu la seoa, leha ho le joalo, Bo-rasaense ba Chaena ba boletse hore vaerase e tšoaetsanoang ea SARS-CoV-2 setulong sa bakuli ba Covid-19 le eona e ka bapala karolo ea phetiso.. Thuto ea February ea 73 bakuli ba sepetlele ba nang le coronavirus profinseng ea Guangdong ba fumane ba fetang halofo ba fumanoe ba na le vaerase setulong sa bona.

Batho ba Tšoara Covid-19 Joang? Mona ke Seo Litsebi li se Buang: QuickTake

Liphuputso tse fetileng li bonts'itse hore li-flushes tsa matloana li ka hlahisa li-aerosol tse tletseng likokoana-hloko ho tsoa mantle, bo-rasaense ba CDC ba China ba boletse. Likaroloana tseo li ka lula moeeng nako e telele 'me tsa hasanngoa libakeng tse fetang 1 Meter (3 maoto), haholo e koaletsoeng, dibaka tse senang moya o motle.

Fecal aerosolization e etsahetse ka SARS, mme ho ka etsahala hore e ka etsahala ka seoelo ka SARS-CoV-2, ho itšetlehile ka tsamaiso ea likhoerekhoere, ho boletse Malik Peiris, molulasetulo oa virology Univesithing ea Hong Kong's School of Public Health. Boithuto ba China CDC bo fumane mesaletsa ea vaerase, “eo eseng ntho e tshoanang le kokoana-hloko e tšoaetsanoang,” O boletse. “Empa motho o lokela ho hopola monyetla oo.”

Plume ea Fecal

Tabeng ea Amoy Gardens, mofuthu, moea o mongobo o tsoang ka phaposing ea ho hlapela ea mokuli oa SARS o ntšang metsi “maemo a phahameng haholo” kokoana-hloko e mantleng le morotong e ile ea theha phallo ka har'a shaft ea moea e jalang kokoana-hloko e tsamaisoang ke moea likamoreng tse ling., lipatlisiso li bontšitse.

Le hoja matloana e le tlhokahalo ea letsatsi le letsatsi, ba “e ka khothaletsa phetiso ea aerosol e tsoang mantle haeba e sebelisoa hampe, haholo lipetlele,” bafuputsi ba CDC ba China ba boletse. Ba qotsitse ketsiso ea mokelikeli-dynamics e bontšang a “phepelo e kholo ea ho ea holimo ea likaroloana tsa aerosol tsa vaerase” nakong ea ho hlatsoa, e lebisang kokoana-hlokong e kholo ea ho ata ka tlung.

“Boithuto bona bo fumana monyetla o phahameng oa phetisetso ea moea mme e hlalosa bopaki ka botlalo,” ho boletse Raina MacIntyre, Moprofesa oa Global Biosecurity Univesithing ea New South Wales e Sydney, eo e neng e le karolo ea sehlopha sa machaba se memetsoeng ho sebelisana le Chaena CDC thutong.

Ntloana e arolelanoang e ne e ameha ts'oaetso ea SARS-CoV-2 e kanna ea etsahala sefofaneng sa batho ba tsoang Milan ho ea Korea Boroa mafelong a Hlakubele., bafuputsi ba boletse tlalehong ea U.S. Centers for Disease Control and Prevention’s Emerging Infectious Diseases koranta.

Ntloana ea Sefofane

Mosali ea lilemo li 28 o ile a ba le matšoao a Covid-19 hoo e ka bang beke kamora sefofane, nakong eo a neng a roala maske a phefumolohang a N95, haese ha a ne a sebelisa ntloana. Ntloana e ne e sebelisoa ke bapalami ba bang, ho kopanyelletsa le motho ea lutseng mela e meraro ho tloha moo ea neng a tšoaelitsoe empa a se na matšoao. Ka lebaka la mekhoa e thata ea ho laola tšoaetso e sebelisoang hang-hang pele le nakong ea sefofane, bangoli ba ile ba etsa qeto ea hore tlhaloso e utloahalang ka ho fetisisa ea ts'oaetso ke hore e fumanoe ka ho kopana ka tsela e sa tobang le mopalami ea nang le matšoao ha a ntse a sebelisa ntloana..

Lipatlisiso tse fetileng li netefalitse hore lisebelisoa tsa lefutso tsa SARS-CoV-2 li fumanoe matloaneng a sebelisoang ke bakuli ba Covid-19., moeeng ka baoki ba sepetlele’ diteishene, lifensetereng tsa moea, le libaka tse ling tse ngata. Hore na li-aerosol plumes li tšoaetsa batho ba nang le vaerase ea SARS-CoV-2 hakae ha ho tsejoe., ho boletse Morawska ea Queensland.

“Ho na le maemo a mangata moo lintho li etsahalang 'me li sa tloaeleha,” ho boletse Morawska, eo e neng e le karolo ea sehlopha se ithutileng tšoaetso ea Amoy Gardens. Bo-rasaense ba lokela ho batlisisa “maemo a sa tloaelehang” hobane, ka ho li utloisisa, ba ka fumana “ha se tse sa tloaelehang hakaalo.”

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