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He Hua Pai te Whakaora CD19 CAR-T Iti-Horopeta a te Hōhipera o Lu Daopei mō ngā Tūroro B-ALL

2024-07-30

I roto i tētahi rangahau hou i whakahaerehia i te Hōhipera o Lu Daopei, kua pūrongohia e ngā kairangahau ngā whanaketanga nui i roto i te maimoatanga o te mate pukupuku toto nui (B-ALL) uaua, uaua rānei, mā te whakamahi i te rongoā pūtau CAR-T iti-horopeta CD19. I whakaatuhia e te rangahau, i uru atu ki te 51 ngā tūroro, kāore i te whakatutuki noa i ngā reiti murunga katoa (CR) teitei, engari i pupuri tonu i te āhua haumaru pai.

I tirotirohia e te tīma rangahau, i arahina e Tākuta C. Tong o te Tari Hematology me Tākuta AH Chang o te Pokapū Rangahau Whakamāoritanga Hauora i te Kura Hauora o Te Whare Wānanga o Tongji, ngā pānga o te hoatutanga o te horopeta iti o ngā pūtau CAR-T—tata ki te 1 × 10^5/kg—ki te whakaritea ki ngā horopeta teitei ake. Ko te whāinga o tēnei huarahi he whakataurite i te whai huatanga o te rongoā me te whakaiti i ngā pānga taha kino, inā koa ko te cytokine release syndrome (CRS).

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He mea whakamīharo ngā hua o te rangahau. I roto i ngā tūroro 42 o te B-ALL uaua/hoki, 36 i eke ki te CR, ki te CR rānei me te whakaoranga tatau kore (CRi), ko ngā tūroro e iwa katoa me te iti o te mate toenga (MRD) i eke ki te MRD negative. I tua atu, ko te nuinga o ngā tūroro i pāngia e te CRS ngawari ki te whakaōrite, ā, i whakahaeretia pai ngā kēhi kino mā roto i ngā rautaki wawaotanga wawe.

I whakanuia e Tākuta Tong te hiranga o tēnei rangahau, me te kī, "E whakaatu ana ngā hua ko te rongoā iti-hopu pūtau CD19 CAR-T, ā, muri iho ko te whakawhitinga pūtau take hematopoietic allogeneic (allo-HCT), he kōwhiringa maimoatanga tino whai hua mō ngā tūroro he iti noa ngā kōwhiringa. Ehara i te mea he nui noa ngā reiti urupare e tukuna ana e tēnei rongoā, engari he tino whakaiti hoki i te mōrearea o ngā pānga kino kino."

Ko te angitu o tēnei rangahau e whakaatu ana i te kaha o ngā maimoatanga pūtau CAR-T kua whakaritea mō te rongoā i ngā mate pukupuku toto uaua. Ko te Hōhipera o Lu Daopei, e mōhiotia ana mō āna mahi paionia i roto i te pūtau Te rongoā ārai mate, kei te ārahi tonu i te whakarato maimoatanga hou mō ngā tūroro he uaua ngā mate toto.

I te haere tonu o te rangahau, e tino hiahia ana te tīma rangahau ki te whakapai ake i te horopeta me ngā tikanga hei whakapai ake i ngā putanga mō ngā tūroro. Kua whakaputaina ngā kitenga o tēnei rangahau ki roto i te puka Leukemia ā, ka whakarato i tētahi tirohanga tumanako mō ngā tūroro B-ALL puta noa i te ao.