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Hu rau:Errol Zhou (Mr.)

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Thawj lub nuclear export inhibitor Xpovio xa daim ntawv thov lub cim tshiab hauv Tebchaws Meskas, thiab Deqi Cov Tshuaj tau raug qhia rau Tuam Tshoj rau kev txhim kho!

[May 30, 2020]

Karyopharm Cov Kev Kho Mob tsis ntev los no tau tshaj tawm tias nws tau xa Daim Ntawv Thov Ntxiv Tshuaj (sNDA) rau Asmeskas Cov Khoom Noj thiab Tshuaj (FDA) nrhiav kev pom zoo rau Xpovio (selinexor) raws li kev kho mob tshiab rau kev kho mob tsawg kawg ib txoj kev kho mob yav tas los tau txais ntawm cov neeg mob nrog ntau yam mob myeloma (MM). Lub tuam txhab tseem npaj yuav xa Xpovio' daim ntawv thov tso cai muag lag luam (MAA) rau tib qho kev taw qhia rau European Chaw Tshuaj Tshuaj (EMA) tom qab lub xyoo no.


Xpovio yog thawj-hauv chav kawm, xaiv nuclear export inhibitor (SINE). Lub Yim Hli 2018, Deqi Tshuaj thiab Karyopharm Tshuaj kho tau mus txog txoj kev sib koom tes los sib koom tes tsim kho 4 lub qhov ncauj tawm tshiab, suav nrog 3 SINE XPO 1 antagonists Xpovio (selinexor), eltanexor, verdinexor thiab ib PAK 4 thiab NAMPT dual phiaj inhibitor KPT -9274. Lub Ib Hlis 2019, ATG-010 (Xpovio) tau pom zoo nyob hauv Suav teb rau kev kho mob kho mob ntawm refractory thiab rov mob ntau yam myeloma. Cov tshuaj no tseem yog thawj xaiv nuclear export inhibitor tsim rau ntau myeloma hauv Suav lag luam (SINE).


Xpovio tau txais kev pom zoo nrawm los ntawm Asmeskas FDA hauv Lub Xya Hli 2019, kev sib xyaw nrog dexamethasone, rau tsawg kawg yog 4 tshuaj kho thiab tsawg kawg 2 proteasome inhibitors (PI), tsawg kawg {{{2} } cov tshuaj tiv thaiv kab mob (IMiD), ib qho anti-CD 38 monoclonal antibody refractory rov tso cov tshuaj refractory ntau myeloma (RRMM) tus neeg mob. Hauv European Union, Karyopharm tau xa dhau los Xpovio' s MAA rau qhov ntsuas no rau EMA.


Nws tsim nyog teev tias Xpovio yog thawj zaug thiab tsuas yog FDA pom zoo nuclear export inhibitor, thiab nws yog thawj thiab tsuas yog FDA pom zoo tus neeg saib xyuas kev tiv thaiv proteasome inhibitors, tshuaj tiv thaiv kab mob, thiab tiv thaiv CD 38 tshuaj tua kab mob monoclonal. Tus kws kho mob muab tshuaj rau kho tus neeg mob nrog ntau tus mob myeloma (MM). Ntxiv rau, Xpovio kuj tseem yog thawj cov tshuaj pom zoo rau lub hom phiaj tshiab ntawm myeloma (XPO 1) txij li 20 1 5.

Xpovio

Qhov sNDA yog ua raws cov txiaj ntsig tau zoo saum toj ntawm theem Phaib III BOSTON kawm. Txoj kev tshawb no tau ua nyob rau hauv cov neeg mob uas rov mob lossis rov qab kho mob MM uas yav dhau los tau txais kev kho mob 1-3 thiab tau soj ntsuam kev sib xyaw txhua lub limtiam Xpovio thiab txhua lub limtiam ib zaug ua ke nrog Velcade (bortezomib, bortezomib) thiab qis-dexamethasone (SVd), qhov kev ua tau zoo thiab kev nyab xeeb ntawm kev sib xyaw ntawm Velcade thiab koob tshuaj dexamethasone ob zaug ib lim tiam (Vd). Vd yog kev kho tus qauv rau kev kho mob ntawm MM.


Cov txiaj ntsig tau pom tias qhov kev tshawb fawb tau mus txog qhov kawg: piv nrog Vd kho pawg, qhov kev vam meej tsis muaj kev vam meej (PFS) ntawm pawg kho mob SVd nce los ntawm 4. 47 lub hlis thiab nce ntawm { {1}} 7% (nruab nrab PFS: 13. 93 lub hlis vs 9. 46 hli), Thiab kev pheej hmoo ntawm tus kab mob kev vam meej lossis kev tuag tau txo qis los ntawm { {8}}% (HR=0. 70, p=0. 0066). Yav dhau los, piv nrog cov pab pawg Vd kho mob, feem ntau kev teb (ORR) ntawm pawg kho mob SVd tseem nce siab. Hauv qhov kev tshawb fawb no, tsis muaj lub cim qhia txog kev nyab xeeb tshiab hauv pawg kho mob SVd, thiab tsis muaj qhov tsis txaus ntseeg ntawm kev tuag ntawm ob pawg.


Cov ntaub ntawv tiav saum toj kawg nkaus yuav tshaj tawm rau ntawm qhov kev tshawb fawb virtual ntawm lub koom haum American Society of Clinical Oncology (ASCO) hauv 2020 thaum Lub Tsib Hlis 29 xyoo no. Yog tias tau txais kev pom zoo, Xpovio yuav muab ib qho tseem ceeb ntxiv rau kev kho mob rau cov neeg mob uas rov huam mob los yog refractory MM.

Xpovio

Xpovio' s lub chaw tshuaj ua haujlwm muaj tshuaj lom yog selinexor, uas yog thawj chav kawm, qhov ncauj, xaiv nuclear export inhibitor (SINE) compound uas ua los ntawm kev khi thiab inhibiting nuclear export protein XPO 1 (aka CRM 1), ua rau cov qog nqaij hlav suppressor cov protein nyob hauv lub pob hluav taws xob ntxiv, uas yuav rov ua haujlwm dua thiab ua kom lawv cov qog ua kom lub zog loj tuaj, ua rau xaiv apoptosis ntawm cov qog nqaij hlav cancer, thaum tsis ua rau muaj kev cuam tshuam loj ntawm cov hlwb ib txwm.


Tam sim no, ib qho Xpovio ntxiv tshiab tshuaj thov (sNDA) tab tom soj ntsuam ua ntej los ntawm US FDA nrog lub hom phiaj ua haujlwm lub Rau Hli 23, 2020. Lub sNDA nrhiav kev pom zoo nrawm ntawm Xpovio rau kev kho mob ntawm cov neeg mob uas rov huam mob lossis rov huam dua qub B-cell lymphoma (R / R DLBCL) uas tau txais kev kho mob tsawg kawg yog 2 kev kho mob. Yog tias tau pom zoo, Xpovio yuav yog thawj qhov ncauj hais txog kev kho mob lossis rov ua kom zoo dua DLBCL. Yav dhau los, FDA tau tso cai Xpovio lub chaw tu menyuam ntsuag noj haus nyob rau cov menyuam kawm ntawv mus tau thiab ua kom tau txais kev pabcuam sai.


Hauv qhov kev kawm Phase IIb SADAL, tag nrho cov lus teb (ORR) ntawm Xpovio cov neeg mob uas tau rov tso lossis rov ua dua DLBCL yog 28. 3%, tus nqi teb tag nrho (CR) yog 11. 8%, thiab lub sij hawm nruab nrab ntawm cov lus teb (DOR) tau ntau dua 9 hli. Cov ntaub ntawv no hais txog lub peev xwm ntawm Xpovio yog qhov hloov kho tshiab thiab thawj qhov ncauj hauv cov neeg mob ntawm cov neeg mob uas tau rov tso lossis rov tso tawm DLBCL uas yav dhau los tau txais tsawg kawg ob txoj kev haus tshuaj ntau, tsis tsim nyog rau kev hloov kho ntawm qia, thiab muaj cov kev kho tsawg kawg. Cov.


Tam sim no, Karyopharm tau soj ntsuam qhov muaj peev xwm ntawm selinexor nyob rau hauv kev kho mob ntawm ntau ntawm hematological malignancies thiab cov qog ua pob hauv ntau cov kev tshawb fawb thaum ib nrab-rau-lig, suav nrog ntau myeloma (MM), diffuse loj B-cell lymphoma (DLBCL), thiab liposarcoma (Kev tshawb nrhiav SEAL), mob qog nqaij hlav endometrial, ib qho kev mob glioblastoma.