Barkewar cutar Rotavirus ta Rukunin C a wata makarantar firamare da ke Luzhou, China, da kuma fasahar tsara kwayoyin halitta ta Macro & Micro Test ta ba da damar gano tushen da ya dace.

Kwanan nan,Mako-mako na CDC na Chinata buga wani muhimmin labarin bincike wanda ya bayyana binciken cututtuka da kuma cututtukan da suka shafi barkewar cutar gastroenteritis mai tsanani da rukunin C rotavirus (RVC) ya haifar a wata makarantar firamare da ke Luzhou, lardin Sichuan, a watan Oktoba na 2025. Abin lura shi ne, fasahar Macro & Micro-Test mai amfani da kayan aikin kama kwayoyin cuta (bincike-kama) da fasahar samar da kwayoyin halitta gaba daya ta taka muhimmiyar rawa a binciken. Ta hanyar ba da damar gano kwayoyin cuta daidai da kuma cikakken bayanin kwayoyin halitta, fasahar ta samar da muhimman shaidun kimiyya don tabbatar da barkewar cutar cikin sauri, gano tushen da ya dace, da kuma ingantaccen iko kan barkewar cutar.

Barkewar Kwatsam: An Fara Samun Rahoton Barkewar RVC a Kudu maso Yammacin China

A ranar 15 ga Oktoba, 2025, an sami barkewar cutar gastroenteritis mai tsanani a wata makarantar firamare da ke Luzhou. Makarantar tana da jimillar ɗalibai da ma'aikata 1,943, inda aka ruwaito mutane 32 da suka kamu da cutar, ciki har da mutane 6 da aka tabbatar da sun kamu da cutar a dakin gwaje-gwaje da kuma mutane 26 da aka gano suna dauke da cutar, wanda ya haifar da jimillar adadin masu kamuwa da cutar da ya kai 1.65%. Barkewar cutar ta kai kololuwa tsakanin 15 zuwa 16 ga Oktoba, inda aji 7, aji 5 suka fuskanci mafi girman adadin masu kamuwa da cutar (23.08%). Yawancin marasa lafiya yara ne 'yan makaranta (tsakanin shekaru: shekaru 10), galibi suna fama da amai (65.62%), gudawa (46.87%), da ciwon ciki (37.50%). Alamomin cutar yawanci sun kai kwana 1-3, kuma duk marasa lafiya sun warke ba tare da wata matsala mai tsanani ba.

Binciken da aka gudanar kan cututtuka ya gano cewa wani yaro ɗan shekara 11 a aji 7, aji 5. Ƙanwarsa ta kamu da irin waɗannan alamu a gabansa, wanda ke nuna cewa yaduwar cutar a gida ita ce tushen farko. Rashin isasshen maganin amai a harabar jami'a - gami da sharewa kai tsaye da zubar da shi ba tare da kashe ƙwayoyin cuta ba ko kuma keɓewa a wuri - tare da rashin tsaftar hannu tsakanin ɗalibai, wataƙila ya sauƙaƙa ƙarin yaɗuwa. Yawancin azuzuwan da abin ya shafa suna tsakanin benaye na biyu da na biyar da bandakuna maza da ke kusa da juna, wanda ke nuna cewa watsawar iska da ta hanyar hulɗa na iya taimakawa wajen yaɗuwar cutar.

Binciken ya zama ƙalubale musamman saboda gwajin ƙwayoyin cuta na yau da kullun, gami da gwaje-gwajen cutar norovirus da rotavirus na rukuni na A, ya haifar da sakamako mara kyau, wanda ke nuna cewa wani ƙwayar cuta da ba a saba gani ba ce ke da alhakinta.

Ganewar Cututtukan Halittu: Tsarin Tsarin Halittar Kwayoyin Halitta na Macro & Micro ya Gane Wanda Ya Yi Laifi

Gwajin farko na cutar norovirus bai kasance mara inganci ba. Daga baya, Hukumar Kula da Cututtuka ta Luzhou CDC ta yi amfani da gwajin PCR na lokaci-lokaci wanda zai iya gano ƙwayoyin cuta guda 28 a lokaci guda, ciki har da ƙwayoyin cuta guda 8, ƙwayoyin cuta guda 17, da ƙwayoyin cuta guda 3, don tantance samfuran asibiti guda takwas. A ranar 17 ga Oktoba, an gwada samfura shida da suka nuna suna da cutar rotavirus ta rukuni na C, inda suka gano cutar da ke haifar da ita cikin nasara.

Domin ci gaba da bin diddigin tushen barkewar cutar, masu binciken sun yi aikin tantancewar ƙwayoyin halittar nanopore da kuma binciken Macro & Micro-Test na gano ƙwayoyin halittar da ke ɗauke da dukkan ƙwayoyin halittar da ke ɗauke da su a kan samfura biyar masu kyau. Wannan hanyar ta yi nasarar samar da cikakkun jerin kwayoyin halittar RVC guda biyar (SC01–SC05). Tsarin da aka haɗa na tantance ƙwayoyin halittar da ke ɗauke da ...

Fahimtar Kimiyya: Gano Farkon Halittar M2 a Kudu maso Yammacin China

Dangane da ingantattun bayanai na kwayoyin halitta da aka samar ta amfani da fasahar Macro & Micro-Test, ƙungiyar binciken ta ba da rahoton wasu muhimman abubuwan da suka faru na kimiyya:

Tabbatar da barkewar cutar monoclonal:Duk ƙwayoyin cuta guda biyar da aka gano suna da nau'in kwayar halittar gaba ɗaya (G4-P[2]-I2-R2-C2-M2-A2-N2-T2-E2-H2), tare da bambance-bambancen nucleotide guda ɗaya (SNP) guda ɗaya kawai, wanda hakan ya nuna cewa barkewar cutar ta samo asali ne daga sarkar watsawa guda ɗaya.

Gano nau'in halittar M2:Binciken kwayoyin halitta ya nuna cewa nau'ikan Luzhou RVC sun kasance na nau'in halittar M2 maimakon nau'in halittar M3 da aka yi la'akari da su a baya a tsakanin nau'ikan RVC na kasar Sin. Wannan binciken ya kalubalanci fahimtar al'ada game da rarraba nau'in halittar RVC a kasar Sin kuma ya tabbatar da bullar nau'in halittar M2 a kudu maso yammacin kasar Sin.

Shaidar hanyoyin sadarwa na ƙasashen duniya:Kwatanta kwayoyin halitta gaba ɗaya ya nuna babban kamanceceniya tsakanin nau'ikan Luzhou da nau'ikan RVC da aka ruwaito a baya a Yunnan (2025), Novosibirsk, Rasha (2017), da Italiya (2012), yana nuna wanzuwar hanyar sadarwa mai aiki ta watsawa ta Eurasia.

Abubuwan da ke haifar da Rigakafi da Kulawa: Ganowa da wuri da kuma shiga tsakani cikin gaggawa suna da matuƙar muhimmanci

Bayan gano ƙwayoyin cuta, cibiyar CDC ta Luzhou ta aiwatar da matakan kariya nan take, ciki har da killace masu cutar, kashe ƙwayoyin cuta a muhalli, kula da amai, da kuma dakatar da azuzuwan wucin gadi. An yi nasarar shawo kan barkewar cutar cikin lokaci ɗaya, ba tare da an samu ƙarin waɗanda suka kamu da cutar ba bayan 21 ga Oktoba.

Binciken ya kuma bayar da muhimmin darasi game da lafiyar jama'a: ga barkewar cutar gastroenteritis mai tarin yawa waɗanda gwajinsu bai nuna alamun cutar ba ga rotavirus na Rukunin A da norovirus, ya kamata a haɗa rotavirus na Rukunin C da sauran rotavirus waɗanda ba na Rukunin A ba a cikin gwajin ganewar asali na yau da kullun.

Wannan binciken ya wakilci farkon rahoton barkewar cutar rotavirus ta rukunin C a kudu maso yammacin China da kuma gano nau'in halittar M2 a yankin, wanda ya fadada fahimtar da ake da ita a yanzu game da cututtukan RVC a Gabashin Asiya. A cikin wannan binciken, maganin da aka haɗa na Macro & Micro-Test wanda ya haɗa da gwajin PCR mai yawa tare da jerin abubuwan da ke haɓaka kwayoyin halitta gaba ɗaya ya nuna babban amfani ta hanyar ba da damar gano ƙwayoyin cuta cikin sauri da kuma bin diddigin tushen kwayoyin halitta mai ƙuduri mai girma, yana samar da tsarin fasaha mai maimaitawa don cikakken bincike da kuma kula da barkewar cututtuka masu yaɗuwa a nan gaba.