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Daraasad Horumarineed ayaa Xaqiijisay Badbaadada iyo Waxtarka Daaweynta CAR-T ee CD19/CD20 ee r/r B-NHL

2025-01-23

Daraasad cusub oo lagu daabacay wargeyska The New York Times Dhiigwaxay iftiiminaysaa horumarka guusha leh ee prizloncabtagene autoleucel (prizlon-cel), oo ah daaweyn cusub oo CD19/CD20-bartilmaameed u ah unugyada CAR-T, si loogu daaweeyo unugyada B-ga ee soo noqnoqda/iska caabiya Lymphoma-ka aan ahayn Hodgkin (r/r B-NHL). Tijaabada, oo ah daraasad furan oo wejiga 1aad ah, oo xarun badan leh, oo laga sameeyay Shiinaha, waxay bixisaa xog rajo leh oo ku saabsan badbaadada iyo waxtarka habkan laba-tilmaameed leh.

Daraasaddan oo ay hoggaaminayeen koox cilmi-baarayaal caan ah oo ka kala socday machadyo ay ka mid yihiin Isbitaalka Koowaad ee Xiriirka la leh Jaamacadda Zhejiang iyo Jaamacadda Tongji, ayaa lagu diiwaangeliyay 48 bukaan oo qaba r/r B-NHL, kuwaas oo inta badan ah kuwo aad u badan. Lymphoma-ka Unugga B (LBCL). Bukaannadu waxay hore u mareen dhexdhexaad saddex saf oo daaweyn ah. Ka qaybgalayaashu waxay heleen hal duritaan oo prizlon-cel ah ka dib markii la sameeyay kiimoterabiga lymphodepleting, iyadoo qiyaasuhu ay u dhexeeyaan saddex heer (DL1, DL2, iyo DL3).

Natiijooyinka Muhiimka ah:

  • Astaanta Badbaadada: Ma jirin wax sun ah oo xaddidaya qiyaasta (DLT), daawayntuna waxay muujisay waxyeellooyin la maarayn karo. Cudurka sii deynta Cytokine (CRS) wuxuu ka dhacay 93.8% bukaannada, inta badan heerka 1-2, iyadoo hal kiis oo keliya uu ka dhacay heerka 3aad. Cudurka neerfaha ee la xiriira unugyada saamaynta difaaca jirka (ICANS) wuxuu ahaa mid naadir ah oo fudud, iyadoo aan jirin wax dhacdooyin ah oo heerka 3aad ama ka sarreeya.
  • Waxtarka: Heerka guud ee jawaab celinta (ORR) oo ah 91.5% ayaa la gaaray, iyadoo heerka jawaab celinta (CR) oo dhammaystiran uu yahay 85.1%. Bukaannada LBCL dhexdooda, heerarka ORR iyo CR waxay ahaayeen 90.7% iyo 86.0%, siday u kala horreeyaan. Waxaa xusid mudan, 48.9% bukaannada ayaa CR ku hayay dabagalkii ugu dambeeyay, iyadoo qaar ka mid ah jawaab celintu ay dhaaftay saddex sano.
  • Natiijooyinka Badbaadada: Qiyaasaha Kaplan-Meier waxay muujiyeen muddo 2 sano ah oo jawaab celin ah (DOR), badbaadada aan horumarka lahayn (PFS), iyo heerarka guud ee badbaadada (OS) oo ah 66.0%, 62.6%, iyo 76.5%, siday u kala horreeyaan. Bukaannada CR, heerarkani way ka sii sarreeyeen.

Prizlon-cel waxay muujisay ballaarin xooggan iyo adkeysi muddo dheer ah, iyadoo celcelis ahaan soo kabashada unugyada B-cell ay tahay 185 maalmood. Naqshadeeda laba-beegsiga leh waxay wax ka qabataa baxsashada antigen-ka, oo ah farsamo iska caabin ah oo caadi ah oo ku jirta daaweynta CAR-T.