![Muaj pes tsawg CAG rov ua dua hauv Huntington's? Muaj pes tsawg CAG rov ua dua hauv Huntington's?](https://i.answers-medical.com/preview/medical-health/13989063-how-many-cag-repeats-are-in-huntingtons-j.webp)
Video: Muaj pes tsawg CAG rov ua dua hauv Huntington's?
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2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Qhov tshwm sim no hu ua kev cia siab. Cov neeg nrog rau daim ntawv loj-pib ntawm Huntington kab mob feem ntau muaj 40 txog 50 CAG rov hais dua nyob rau hauv HTT noob, thaum cov neeg uas muaj daim ntawv menyuam yaus ntawm qhov tsis xws luag yuav muaj ntau dua 60 CAG rov.
Hais txog qhov no, CAG suav yog dab tsi?
Tus naj npawb ntawm CAG rov ua dua hauv HD noob tuaj yeem suav txij li tsawg dua 10 txog ntau dua 120. Tus lej nruab nrab ntawm CAG rov ua dua yog nyob ib ncig ntawm 17. HD yog ib tus kab mob 'tseem ceeb', uas txhais tau hais tias ib tus neeg tsuas yog xav tau ib qho ntawm lawv ob lub noob HD kom muaj tus lej loj dua li qub. CAG rov hais dua rau lawv los tsim tus kab mob.
Ib tus kuj yuav nug, puas muaj leej twg muaj txoj sia nyob ntawm Huntington tus kab mob? Tsis muaj kev kho, thiab cov tsos mob ntawm qhov nruab nrab pib thaum nruab nrab-40s (nws feem ntau yuav siv sijhawm li 15 xyoos los tua). Tseeb, rau ntau tshaj 100 xyoo tom qab lub kab mob yog tus cwj pwm, cov neeg ntawm 50: 50 kev pheej hmoo ntawm kev xeeb tub nws tsis muaj txoj hauv kev los xaus qhov tsis paub tseeb txog thaum cov tsos mob pib.
Los ntawm qhov ntawd, koj puas tuaj yeem yog tus nqa khoom ntawm Huntington tus kab mob?
Ib tug ua tau yeej tsis yog ib tug tus kab mob Huntington tus kab mob (HD) zoo ib yam li nyob rau hauv qee yam kev mob caj ces. HD yog tshwm sim thaum twg ib ntawm khub ntawm cov noob muaj qhov kev hloov pauv tshwj xeeb hauv nws (hu ua 'CAG nthuav tawm'), tsis hais seb puas yog lossis tsis yog lwm daim qauv ntawm cov noob yog qhov loj me.
Puas yog Huntington tus kab mob ntau dua rau cov txiv neej lossis poj niam?
Huntington tus kab mob yog ib hom kab mob caj ces. HD noob yog tus tseem ceeb, uas txhais tau tias txhua tus menyuam ntawm niam txiv nrog HD muaj 50% txoj hauv kev los ntawm kev txais kab mob thiab tau hais tias yuav muaj kev pheej hmoo. Txiv neej thiab poj niam muaj tib yam kev pheej hmoo ntawm inheriting kab mob . HD tshwm sim hauv txhua haiv neeg.
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