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Kalafo ea CD7 CAR-T e Sebetsang Haholo Bakeng sa Maloetse a B-Cell: Katleho e Khōlō Kalafong ea Kankere

2024-09-06

Phuputso ea morao-rao e totobatsa katleho le polokeho ea phekolo ea lisele tsa CD7 CAR-T ho phekoleng leukemia ea B-cell acute lymphoblastic (B-ALL) e khutlileng kapa e sa laoleheng le T-cell lymphoblastic lymphoma (T-LBL). Phuputso ena, e entsoeng ke BIOOCUS ka tšebelisano-'moho le Sepetlele sa Lu Daopei, e bontša liphello tse tšepisang bakeng sa bakuli, e fana ka mokhoa o mong o matla ho feta chemotherapy ea setso.

Nts'etsopele e thabisang bakeng sa Kalafo ea Kankere, BIOOCUS, ka kopanelo le Sepetlele sa Lu Daopei, e senotse dipatlisiso tse ikgethang mabapi le tshebediso ya kalafo ya disele tsa T tsa CD7 chimeric antigen receptor (CAR). Mokgwa ona o motjha, o shebaneng le B-cell acute lymphoblastic leukemia (B-ALL) e kgutlelang morao kapa e sa tshwarweng hantle le T-cell lymphoblastic lymphoma (T-LBL), o bontsha katleho e hodimo le polokeho, e ntlafatsang haholo diphetho tsa bakudi.

Phuputso ena, e phatlalalitsoeng koranteng e tummeng, e ne e kenyelletsa papiso e ts'oanang ea bakuli ba fumanang phekolo ea CD7 CAR-T e lateloang ke ho kopanngoa le phetisetso ea lisele tsa hematopoietic stem cell (allo-HSCT) khahlanong le ba phekoloang ka chemotherapy pele ba kenngoa. Liphuputso li bontša hore bakuli ba fumaneng pheko e felletseng (CR) ka phekolo ea CD7 CAR-T ba bile le liphello tse tšoanang tsa ho phela nako e telele le ba phekoloang ka chemotherapy e tloaelehileng. Habohlokoa le ho feta, phuputso ha ea ka ea fumana keketseho e kholo mathateng a kamora ho kenngoa, joalo ka lefu la graft-versus-host (GVHD), tšoaetso, kapa liketsahalo tse ling tse mpe.

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Lintlha tsa bohlokoa tsa thuto li kenyelletsa:

  • Sekhahla se Felletseng sa Phomolo: Kalafo ea CD7 CAR-T e bontšitse sekhahla se tsotehang sa pholiso e felletseng, ka bakuli ba fetang 97% ba ileng ba arabela kalafong hantle.
  • Profaele ea Polokeho: Ho sa tsotellehe mokhoa o mocha oa ho sebelisa phekolo ea CAR-T, phekolo e ne e mamellehile hantle, ka litla-morao tse fokolang 'me ha ho na keketseho e kholo ea GVHD ea boemo bo holimo kapa mathata a mang a tebileng.
  • Katleho ea Kamora ho Fetisetsoa Setho: Bakuli ba ileng ba fuoa phekolo ea allo-HSCT ka mor'a ho fumana CR ka phekolo ea CD7 CAR-T ba bile le bophelo bo botle ba ho phela ka kakaretso (OS) le ho phela ntle le leukemia (LFS), bo tšoanang le mekhoa ea phekolo ea setso e thehiloeng ho chemotherapy.

Phuputso ena e emela ntlha ea bohlokoa lefapheng la Kalafo ea Mofetše, e fana ka tšepo bakeng sa bakuli ba nang le mefuta e kgutlelang morao kapa e sa laoleheng ea leukemia le lymphoma. BIOOCUS e ntse e ikemiselitse ho ntšetsa pele meeli ea phekolo ea CAR-T, e fana ka litharollo tse ncha bakeng sa bakuli ba seng ba qetile mekhoa ea phekolo e tloaelehileng. Ha lefats'e le ntse le amohela mekhoa ena ea phekolo e tsoetseng pele, BIOOCUS e etella pele ho nts'etsapele mekhoa ea phekolo e tlisang phetoho ea 'nete liphellong tsa bakuli.