Katleho ea meriana e bolaeang likokoanyana khahlanong le menoang e ka fapana haholo ka linako tse fapaneng tsa letsatsi, hammoho le pakeng tsa motšehare le bosiu. Phuputso ea Florida e fumane hore menoang ea Aedes aegypti ea naha e hanyetsanang le permethrin e ne e le bonolo haholo ho meriana e bolaeang likokoanyana pakeng tsa bosiu le letsatsi. Khanyetso e ile ea eketseha motšehare, ha menoang e ne e sebetsa haholo, e fihla sehlohlolong mantsiboea le halofong ea pele ea bosiu.
Liphuputso tse entsoeng ke bafuputsi Univesithing ea Florida (UF) li na le litlamorao tse tebileng hotaolo ea likokoanyanalitsebi, ho ba lumella ho sebelisa chefo e bolaeang likokoanyana ka katleho e kholoanyane, ho boloka chelete le ho fokotsa tšusumetso ea tsona tikolohong. "Re fumane hore litekanyo tse phahameng ka ho fetisisa tsapermethrinho ne ho hlokahala ho bolaea menoang ka hora ea botšelela mantsiboea le ea leshome mantsiboea Lintlha tsena li bontša hore permethrin e ka sebetsa hantle ha e sebelisoa pakeng tsa bosiu le mafube (6 hoseng) ho feta ha shoalane e tšoara (hoo e ka bang ka hora ea botšelela mantsiboea),” ho boletse Lt. Sierra Schloop, mongoli-'moho oa phuputso ena. Phuputso ena e phatlalalitsoe ho Journal of Medical Entomology ka Hlakola. Schloop, ofisiri ea entomology ea UF Naval Sealift Command, ke seithuti sa bongaka sa entomology Univesithing ea Florida hammoho le Eva Buckner, Ph.D., mongoli e moholo oa phuputso.
Ho ka bonahala eka ke ntho e utloahalang hore nako e ntle ea ho sebelisa chefo e bolaeang likokoanyana ho menoang ke ha e ka ’na ea lla, ea phaphamala le ho loma, empa ha se kamehla ho leng joalo, bonyane litekong tsa permethrin, e leng e ’ngoe ea likokoanyana tse peli tse bolaeang likokoanyana tse sebelisoang haholo United States, e ileng ea sebelisoa phuputsong ena. Monoang oa Aedes aegypti o loma haholo-holo motšehare, ka tlung le kantle, ’me o sebetsa haholo hoo e ka bang lihora tse peli ka mor’a hore letsatsi le chabe le lihora tse ’maloa pele letsatsi le likela. Leseli la maiketsetso le ka eketsa nako eo ba ka e qetang lefifing.
Aedes aegypti (e tsejoang haholo e le monoang oa feberu e mosehla) e fumaneha k'honthinenteng e 'ngoe le e 'ngoe ntle le Antarctica 'me ke sesosa sa likokoana-hloko tse bakang chikungunya, dengue, feberu e mosehla le Zika. E 'nile ea amahanngoa le ho qhoma ha mafu a mangata a atileng Florida.
Leha ho le jwalo, Schluep o hlokometse hore se nepahetseng bakeng sa mofuta o mong wa menoang Florida se kanna sa se be nnete bakeng sa dibaka tse ding. Mabaka a fapaneng, jwalo ka sebaka sa jeokrafi, a ka baka hore diphetho tsa tatellano ya genome ya menoang e itseng di fapane le tsa Chihuahua le Great Danes. Ka hona, o hatelletse hore diphihlello tsa phuputso di sebetsa feela ho menoang ya feberu e tshehla Florida.
Leha ho le jwalo, o boletse hore ho na le temoso e le 'ngoe. Liphuputso tsa phuputso ena li ka akaretsoa ho re thusa ho utloisisa hamolemo mefuta e meng ea mefuta ena.
Sephetho sa bohlokoa sa phuputso se bontšitse hore liphatsa tse itseng tsa lefutso tse hlahisang li-enzyme tse fetolang le ho tlosa chefo ho permethrin le tsona li angoa ke liphetoho tsa matla a leseli nakong ea lihora tse 24. Phuputso ena e shebane le liphatsa tsa lefutso tse hlano feela, empa liphetho li ka fetisetsoa ho liphatsa tse ling tsa lefutso tse kantle ho phuputso.
"Ha re nahana ka seo re se tsebang ka mekhoa ena le ka baeloji ea menoang, hoa utloahala ho atolosa mohopolo ona ka nqane ho liphatsa tsena tsa lefutso le baahi bana ba hlaha," ho boletse Schluep.
Ponahalo kapa mosebetsi oa liphatsa tsena tsa lefutso o qala ho eketseha ka mor'a hora ea bobeli mantsiboea 'me o fihla sehlohlolong lefifing pakeng tsa hora ea botšelela mantsiboea le hora ea bobeli hoseng Schlup o totobatsa hore ho liphatsa tse ngata tsa lefutso tse amehang ts'ebetsong ena, ho ithutiloe tse hlano feela. O re sena se ka bakoa ke hore ha liphatsa tsena tsa lefutso li sebetsa ka thata, ho tlosoa ha chefo hoa eketseha. Li-enzyme li ka bolokoa bakeng sa tšebeliso ka mor'a hore tlhahiso ea tsona e fokotsehe.
"Kutloisiso e betere ea liphetoho tsa letsatsi le letsatsi tsa ho hanyetsa likokoanyana tse bakoang ke lienzyme tsa ho ntša chefo ho Aedes aegypti e ka lumella tšebeliso e tobileng ea meriana e bolaeang likokoanyana linakong tseo ho leng bonolo ho li sebelisa 'me tšebetso ea lienzyme tsa ho ntša chefo e le tlase haholo," o boletse joalo.
"Liphetoho tsa letsatsi le letsatsi kutloisisong ea permethrin le polelo ea liphatsa tsa lefutso tsa metabolism ho Aedes aegypti (Diptera: Culicidae) Florida"
Ed Ricciuti ke moqolotsi oa litaba, mongoli, le setsebi sa tlhaho ea seng a ntse a ngola ka lilemo tse fetang mashome a mahlano. Buka ea hae ea morao-rao ke Backyard Bears: Big Animals, Suburban Sprawl, and the New Urban Jungle (Countryman Press, Phuptjane 2014). Mehato ea hae e atile lefatšeng ka bophara. O ikhethile ka tlhaho, saense, paballo ea liphoofolo le ts'ebetsong ea molao. E kile ea e-ba mohlokomeli oa New York Zoological Society 'me joale o sebeletsa Mokhatlo oa Paballo ea Liphoofolo Tse Hlaha. E ka 'na eaba ke eena feela motho ea ileng a longoa ke coati seterateng sa Manhattan.
Menoang ea Aedes scapularis e fumanoe hanngoe feela pele, ka 1945 Florida. Leha ho le joalo, phuputso e ncha ea lisampole tsa menoang e bokelletsoeng ka 2020 e fumane hore menoang ea Aedes scapularis joale e se e iketselitse literekeng tsa Miami-Dade le Broward karolong e kholo ea Florida. [Bala haholoanyane]
Bohloa bo nang le hlooho e kolobisitsoeng bo tsoa Amerika Bohareng le Amerika Boroa 'me bo fumanoa libakeng tse peli feela United States: Dania Beach le Pompano Beach, Florida. Tlhahlobo e ncha ea liphatsa tsa lefutso ea baahi bana ba babeli e bontša hore ba simolohile tlhaselong e le 'ngoe. [Bala haholoanyane]
Kamora ho sibolloa ha hore menoang e ka falla maeto a malelele e sebelisa meea e phahameng, lipatlisiso tse ling li ntse li atolosa mefuta le mefuta ea menoang e amehang ho falleng ho joalo - lintlha tse tla thatafatsa boiteko ba ho fokotsa ho ata ha malaria le mafu a mang a bakoang ke menoang Afrika. [Bala haholoanyane]
Nako ea poso: Mots'eanong-26-2025