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Maganin CAR-T da wuri don Babban Lymphoma na B-cell yana nuna sakamako mai kyau

2025-02-14

Wani bincike na baya-bayan nan da aka buga a cikin Dashen Maƙogwaro na Kashiya binciki ingancin maganin ƙwayoyin CAR-T da wuri ko da a makare a cikin marasa lafiya da ke fama da manyan cututtuka Lymphoma na B-Cell (LBCL). An gudanar da binciken a cibiyoyi uku a Amurka da Isra'ila, wanda ya shafi marasa lafiya 354 da aka yi wa magani mai suna CAR-T mai nufin CD19 tsakanin Afrilu 2016 da Maris 2024. Binciken ya yi nufin kimanta tasirin bayar da maganin CAR-T a matsayin magani na biyu (magani na farko) idan aka kwatanta da magani na uku ko kuma daga baya (magani na ƙarshe) ga waɗanda suka sake komawa ko suka yi rashin lafiya.

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Sakamakon ya nuna cewa shan maganin CAR-T da wuri, idan aka yi la'akari da cewa nauyin ciwon da majiyyaci ke da shi ya yi ƙasa kuma yanayin garkuwar jiki ya fi kyau, yana da sakamako mai kyau. Jimlar amsawar bayan shekara ɗaya shine 87% don magani da wuri da kuma 82% don magani da wuri, kodayake bambancin bai yi tasiri a kididdiga ba (p=0.3). Duk da haka, jimillar ƙimar rayuwa (OS) ta fi girma ga rukunin jiyya na farko, tare da 82% na rayuwa a shekara ɗaya idan aka kwatanta da 71% ga rukunin jiyya na ƙarshe (p=0.048).

Abin sha'awa, binciken bai gano manyan bambance-bambance tsakanin ƙungiyoyin biyu a cikin rayuwa ba tare da ci gaba ba (PFS), yawan komawa baya, ko mace-mace da suka shafi magani ba. Jimlar yawan komawa baya na shekara 1 ya kasance 37% ga rukunin farko da 43% ga rukunin da ya makara, ba tare da wani tasiri mai mahimmanci daga lokacin shan CAR-T ba (p=0.2). Binciken ya kuma gano cewa yawan kamuwa da cutar sakin cytokine na aji 2 ko mafi girma (CRS) ya yi ƙasa sosai a rukunin farko na magani (26%) idan aka kwatanta da rukunin da ya makara (39%) (p=0.031), yana nuna cewa shiga tsakani na baya na iya rage wasu guba da ke da alaƙa da magani.

Waɗannan binciken sun goyi bayan amfani da maganin CAR-T a matsayin magani na biyu ga LBCL, domin yana iya hana rikitarwa da ke da alaƙa da maganin mataki na gaba, gami da rage haƙuri saboda lafiyar majiyyaci gaba ɗaya ko gajiyar ƙwayoyin T. Binciken ya kuma jaddada buƙatar ƙarin bincike don fahimtar hanyoyin halitta na juriyar CAR-T da kuma bincika yiwuwar hanyoyin haɗin gwiwa don inganta sakamako a duk matakan magani.

Duk da cewa binciken ya kasance mai nazari kuma yana iya fuskantar son zuciya da kuma ƙarancin bin diddigi, sakamakon ya ba da haske mai mahimmanci game da lokacin da ya dace don maganin CAR-T ga marasa lafiya na LBCL. Binciken ya nuna cewa shiga tsakani da wuri tare da maganin CAR-T na iya inganta rayuwa da rage guba, yana samar da muhimmin mataki a gaba wajen inganta dabarun magani don wannan cutar kansa mai ƙalubale.