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Kalafo ea TIL e Senotsoe: Ho Hlahloba Sebaka sa Kalafo ea Kankere ea Immunotherapy

Kalafo ea TIL e kenyelletsa ho ntša li-lymphocyte tse kenang ka har'a hlahala (TIL), e leng lisele tsa 'mele tse nepahetseng ka ho fetisisa tse loantšang hlahala' meleng oa mokuli, ho tsoa hlahaleng le ho li lema ka bongata laboratoring. Li-TIL tsena tse sebetsang li khutlisetsoa 'meleng oa mokuli ho matlafatsa bokhoni ba sesole sa' mele ba ho shebana le ho bolaea lisele tsa mofetše. Li-TIL li sebetsa ka ho lemoha matšoao a itseng liseleng tsa mofetše le ho qala karabelo ea 'mele ea ho itšireletsa mafung khahlanong le tsona, qetellong e lebisang timetsong ea hlahala.

    Kalafo ea Tils ke eng?

    Kalafo ea TIL e kenyelletsa ho ntša li-lymphocyte tse kenang ka har'a hlahala (TIL), e leng lisele tsa 'mele tse nepahetseng ka ho fetisisa tse loantšang hlahala' meleng oa mokuli, ho tsoa hlahaleng le ho li lema ka bongata laboratoring. Li-TIL tsena tse sebetsang li khutlisetsoa 'meleng oa mokuli ho matlafatsa bokhoni ba sesole sa' mele ba ho shebana le ho bolaea lisele tsa mofetše. Li-TIL li sebetsa ka ho lemoha matšoao a itseng liseleng tsa mofetše le ho qala karabelo ea 'mele ea ho itšireletsa mafung khahlanong le tsona, qetellong e lebisang timetsong ea hlahala.

    Mokhoa oa phekolo ea Tils ke ofe?

    Kakaretso ea Kalafo ea CAR-T (3)3ypKakaretso ea Kalafo ea Car-T (4)mh0

    Liphetho tsa bongaka tsa Kalafo ea Tils

    Ho latela liphetho tsa rona tsa kalafo ea bongaka, katleho e akaretsang ea phekolo ea monotherapy ea TILs e fihla ho 40%, e leng se etsang hore e be mokhoa o sebetsang ka ho fetisisa oa kalafo ea hlahala ntle le opereishene e fumanehang hajoale. Bioocus e etsa moralo o felletseng oa kalafo bakeng sa mokuli ka mong. Kalafo e le 'ngoe kapa tse 'maloa li tla kopanngoa le kalafo ea Tils, e leng se tla eketsa sekhahla se sebetsang ka kakaretso ho feta 80%. Kalafo e kopaneng e ikemiselitse ho fokotsa moroalo oa hlahala ka nako e khuts'oane, 'me tils e fana ka monyetla oa hore mokuli a fole qetellong.

    Melemo ea Kalafo ea Tils

    Ho hlaka ho hoholo: Lisele tsa T tse ikhethileng tse nang le hlahala tse utloisisoang ke li-antigen tsa hlahala, tse tsejoang ke li-TCR tse ngata

    Tropism e matla: tlhahiso e phahameng ea li-receptor tsa chemokine, tropism e matla ea hlahala, le ts'ebetso e potlakileng

    Ho bolaea lihlahala: Li-TIL lia kenngoa tšebetsong 'me lia holisoa ho ea ho 109-1011, 'me lisele tse setseng tsa mofetše lia tlosoa ka mor'a opereishene.

    Phello e tsoelang pele: Karolo ea lisele tsa memori tsa T e phahame, 'me li ka phela' meleng nako e telele 'me tsa lula li behiloe leihlo.

    Polokeho e phahameng: ho ntšoa ha lisele, ho atolosoa ha tsona, karabelo ea ho se lahloe, le SAE ea lisele tsa TIL ho tsoa ho bakuli ka bobona

    Matšoao a Phekolo ea Tils

    Kalafo ea Tils e ipakile e sebetsa ho NSCLC (kankere ea matšoafo e seng ea lisele tse nyane),Melanoma, Kankere ea Matsoele, Kankere ea Molomo oa Popelo, le Kankere ea Mahe a Bomme. 

    Ke dinama dife tse ka sebediswang ho ntsha di-TIL?

    Ntle le ho ntšoa ha hlahala ea mantlha ka opereishene, lisele tsa hlahala tse ka holimo, li-lymph node, pleural effusion, ascites, jj., le tsona li ka lekoa ho ntšoa. Tekanyo ea katleho ke e latelang: leqeba la mantlha ≥ leqeba le metastatic ≥ li-lymph node ≥ ascites.

    Na bakuli bohle ba ka atleha ho lema li-TIL?

    Mokhoa oa rona oa ho lema li-TIL tse ikemetseng o fihlella sekhahla sa katleho sa ≥85%. Ka sampole e tloaelehileng ea lisele ea ≥1cm3, li-TIL tse libilione li ka lengoa, 'me lisele li bontša ts'ebetso e matla ea chefo ea cytotoxic.

    Litla-morao tsa phekolo ea TILs?

    1. Li-TIL ke lisele tsa mokuli ka boeena, kahoo ha ho na kotsi ea ho lahloa, e leng se netefatsang polokeho e phahameng.

    2. Likarabelo tse mpe: Feberu e atile (ka lebaka la ho lokolloa ha li-cytokine nakong ea ho tlosoa ha hlahala e bakoang ke lisele tsa TIL, e bakang feberu ea nakoana, hangata e sa hlokeng kalafo e itseng le ho iphelisa ka boeona).

    3. Litlamorao tse ling tse mpe tse tlalehiloeng liphuputsong li kenyelletsa thrombocytopenia, febrile neutropenia, khatello e phahameng ea mali, jj., tse amanang haholo le li-TIL hammoho le meriana e meng e kang chemotherapy ea pele ho kalafo (cyclophosphamide + fluorouracil), IL-2 ea tekanyo e phahameng, li-antibodies tsa monoclonal tsa PD-1, jj.

    Kakaretso ea Kalafo ea Car-T (5)yz0

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