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Tsoelo-pele Kalafong ea Mohala oa Pele bakeng sa Batho ba Baholo ba B-ALL: Tlhahlobo e Felletseng ho tsoa ho The Lancet Haematology

2024-12-09

Tlhahlobong e ncha e phatlalalitsoeng ho Lancet Hematology, litsebi li qaqisitse tsoelo-pele ea morao tjena kalafong ea pele ea B-cell Acute Lymphoblastic Leukemia (B-ALL) ea batho ba baholo, li hatisa bohlokoa ba maano a kalafo a ikhethileng le ho kopanngoa ha li-immunotherapy tse ncha. Lilemong tse leshome tse fetileng, kalafo ea B-ALL ea batho ba baholo e sa tsoa fumanoa e entse mehato e meholo ka lebaka la kutloisiso e tebileng ea baeloji ea lefu lena, nts'etsopele ea mekhoa ea ho lekanya mafu a saletseng morao (MRD), le ho kenyelletsoa ha mekhoa e bululetsoeng ke bana (PIR) bakeng sa liphetho tse betere.

 

Tlhahlobo e totobatsa hore leha bakuli ba baholo ba B-ALL ba ntse ba tsoela pele ho tobana le liphephetso ka ho hloleha ha kalafo le sekhahla se phahameng sa lefu ha se bapisoa le bana, maano a 'maloa a bohlokoa a ntse a ntlafatsa tebello ea bokamoso. Bakeng sa bakuli ba banyenyane, tšebeliso ea mekhoa e bululetsoeng ke bana e ipakile e sebetsa ho feta mekhoa ea setso ea phekolo ea batho ba baholo, ka sekhahla sa ho phela nako e telele se fihlang holimo ho 78%. Le hoja melemo ea mekhoa ena ea phekolo e fokotseha ha lilemo li ntse li feta, mokhoa ona o ntse o fana ka lintlafatso tse kholo, haholo-holo ha o kopantsoe le mekhoa ea phekolo ea sejoale-joale e reretsoeng joalo ka tyrosine kinase inhibitors (TKI) bakeng sa Philadelphia chromosome-positive (Ph+) B-ALL.

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Ho phaella moo, ho kenyelletsoa ha li-immunotherapy tse kang li-antibody tse thibelang CD20 monoclonal (mohlala, Belantamab Mafodotin le Inotuzumab Ozogamicin) liprotheineng tsa kalafo ea pele ho bontšitse tšepiso ea ho fokotsa chefo e amanang le chemotherapy le ho ntlafatsa sekhahla sa karabelo. Lithuto li bontšitse hore li-agent tsena, ha li sebelisoa hammoho le chemotherapy e tloaelehileng, li eketsa sekhahla sa pholiso haholo, haholo-holo ho mefuta e meng ea liphatsa tsa lefutso tse kotsi haholo tsa B-ALL.

 

Bakeng sa bakuli ba baholo (ba fetang lilemo tse 60), mehla e mecha ea kalafo e hlahile ka tšebeliso ea mekhoa e matla e kopantsoeng le li-immunotherapy. Mekhoa ena e ikemiselitse ho fokotsa moroalo oa chemotherapy, e fanang ka khetho e sireletsehileng le e mamellehang haholoanyane bakeng sa sehlopha sena se kotsing. Lithuto tsa bongaka li ntse li hlahloba ka mafolofolo kopanyo e ntle ea mekhoa ena ea phekolo, ho kenyeletsoa le tšebeliso ea mekhoa ea phekolo ea lisele tsa CAR-T le baemeli ba reretsoeng, ho ntlafatsa liphetho tse ling.

 

Tlhahlobo e phethela ka hore leha ho entsoe tsoelo-pele e kholo ho ntlafatseng mekhoa ea phekolo ea pele bakeng sa batho ba baholo ba B-ALL, lipatlisiso tse tsoelang pele le liteko tsa bongaka li bohlokoa ho rarolla likheo kalafong, haholo-holo bakeng sa bakuli ba kotsing e kholo le ba hōlileng. Merero ea kalafo e ikhethileng e thehiloeng ho tlhahlobo ea liphatsa tsa lefutso le limolek'hule, hammoho le nts'etsopele e tsoelang pele ea li-immunotherapy, e fana ka tšepo ea liphello tse betere le ho feta nakong e tlang.

 

Tlhahlobo ena e felletseng ea kalafo ea B-ALL e tšoaea motsotso oa bohlokoa ntoeng e tsoelang pele khahlanong le kankere ena e thata ea mali, e tlisang tšepo e ncha bakeng sa bakuli lefatšeng ka bophara.