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Cov koob tshuaj tiv thaiv tam sim no IMU-838: sai sai thaiv MRI qhov chaw mob, nrog cov nyhuv zoo kawg thiab muaj kev nyab xeeb ntau!

[Sep 20, 2020]

Immunic Therapeutics yog lub tuam txhab soj ntsuam-theem biopharmaceutical tsom rau kev tsim kho qhov zoo tshaj plaws hauv chav kawm kho qhov ncauj rau kev kho mob mob txha ntev thiab mob autoimmune. Tsis ntev los no, lub tuam txhab tshaj tawm ntawm 8th ACTRIMS-ECTRIMS sib tham ua ke MSVirtual2020 ua tiav cov ntaub ntawv tsis txaus ntseeg tso tawm cov ntaub ntawv ntawm nws cov cuab tam ua IMU-838 rau kev kho mob ntawm kev rov ua dua-rov qab ntau yam sclerosis (RRMS) Theem II EMPhASIS kev sim siab.


Cov txiaj ntsig zoo saum toj kawg nkaus tau tshaj tawm thaum lub Yim Hli ntawm lub xyoo no qhia tau hais tias txoj kev tshawb no tau mus txog txhua qhov pib thiab qhov tseem ceeb ntawm kev ua tiav theem kawg, paub tseeb tias IMU-838 muaj kev ua tau zoo rau kev kho mob RRMS, thiab muaj kev nyab xeeb thiab tiv taus zoo. Cov ntaub ntawv luam tawm ntawm lub rooj sib tham no tau nthuav dav thiab ntxiv cov lus pom zoo yav dhau los tshaj tawm cov txiaj ntsig zoo saum toj kawg nkaus. Cov neeg tsom qhov muag tsis pom kev pom tau qhia tias cov txiaj ntsig ntawm MRI lesion kev sib txawv hauv cov neeg sib txawv tau zoo ib yam; lub sijhawm kawm ntawm MRI lesion suppression pom tau tias qhov kev txo qis ntawm qhov mob tau tshwm sim hauv thawj scan tom qab lub hauv paus ntawm 6 lub lim tiam, uas tau txheeb xyuas tias IMU-838 tuaj yeem ua tiav qib ruaj khov ntawm cov tshuaj kho mob. Tsis tas li ntawd, qhov kev txo qis tseem ceeb ntawm cov ntshav ntshiab lub teeb (sNfL, biomarker ntawm axonal raug mob) qib tau pom nyob hauv ob pawg kho mob ntawm IMU-838, tab sis tsis nyob hauv cov pab pawg placebo. Cov txiaj ntsig no txhawb tias IMU-838 muaj lub peev xwm los muab txoj kev kho mob tshiab, yooj yim, txhua zaus, qhov ncauj hais txog kev kho mob rau cov neeg mob RRMS.


Dr. Robert J. Fox, tus kws kho paj hlwb ntawm Mellon Center for Multiple Sclerosis, tus tshaj xo ntawm kev tshawb pom thiab kev tshawb fawb tus lwm thawj coj ntawm Cleveland Clinic Neurological Lub Chaw Haujlwm tau hais tias:" hauv RRMS cov neeg mob tau zoo kawg. Txhawb nqa, vim hais tias cov ntaub ntawv qhia tau hais tias qhov kev sim siab tau mus txog qhov tseem ceeb thiab cov tsev kawm ntawv theem siab kawg, uas yog qhov tseem ceeb ntawm lub ntsiab lus tseem ceeb. Ib qho tseem ceeb, IMU-838 zoo li muaj kev tiv thaiv zoo thiab muaj kev tiv thaiv zoo, thiab muaj lub zog muaj peev xwm inhibit active MRI qhov. Piv nrog rau lwm cov tshuaj kab ua ntej thiab cov tshuaj noj hauv RRMS thaj teb, nws muaj txiaj ntsig zoo dua."


IMU-838 yog qhov ncauj tawm tom ntej xaiv cov tshuaj tiv thaiv kab mob ntshav uas ua rau cov metabolism hauv lub cev tiv thaiv kab mob ntawm lub cev tiv thaiv kab mob los ntawm kev tiv thaiv dihydroorotate dehydrogenase (DHODH). IMU-838 ua haujlwm ntawm qhib hlwb T thiab B hlwb, thaum tawm hauv lwm cov kab mob tiv thaiv lub cev tsis muaj kev cuam tshuam thiab ua kom lub cev tiv thaiv tsis ua haujlwm, xws li kev sib ntaus sib tua. Hauv cov kev sim dhau los, IMU-838 tsis tau nce tus nqi sib piv piv rau cov tshuaj placebo. Ntxiv rau, DHODH cov tshuaj tiv thaiv kab mob, xws li IMU-838, tau paub tias muaj cov tswv-tiv thaiv tshuaj tiv thaiv kab mob, uas tsis muaj dab tsi ua rau muaj cov kab mob sib kis tshwj xeeb thiab lawv cov qauv. Yog li, DHODH inhibition tuaj yeem siv dav rau ntau hom kab mob. Hauv 2017, ob ntu kuv kuaj sim ntawm IMU-828 tau ua tiav.


Ntxiv nrog rau kev txhim kho IMU-838 rau kev kho mob ntawm RRMS cov neeg mob, Immuno tseem tab tom ua ntau qhov kev soj ntsuam ntu II los soj ntsuam IMU-838 rau kev kho tus mob tshiab txhawm rau ua mob ntsws (COVID-19) thiab thawj sclerosing cholangitis (PSC), Ulcerative colitis (UC), cov ntaub ntawv xav tias yuav tshaj tawm ob peb lub hlis tom ntej no.


IMU-838 cov txheej txheem mis thiab DHODH inhibition

IMU-838

EMPhASIS yog thoob ntiaj teb, ntau lub zog, ob qhov muag tsis pom kev, tshuaj placebo, tswj kev kawm, kev tshawb nrhiav rau pawg tib si, uas lub hom phiaj los ntsuas qhov ua tau zoo thiab kev nyab xeeb ntawm IMU-838 hauv kev kho mob ntawm cov neeg mob RRMS. Ntawm 210 tus neeg mob tso npe rau hauv 36 chaw hauv plaub lub tebchaws European, 209 cov neeg mob tau txais tsawg kawg ib koob IMU-838 lossis cov placebo (n=69 hauv pawg placebo; n=71 hauv 30mg IMU-838 pab pawg; n=71 hauv lub 45mg IMU- Hauv 838 pab pawg, n=69, kev tswj hwm qhov ncauj ib zaug ib hnub), 197 tus neeg mob ua tiav cov kev kho qhov muag tsis pom nyob rau 24 lub lis piam. Raws li cov ntaub ntawv pov thawj hauv kev kho mob rov qab thiab lwm cov qauv ntawm cov khoom siv sib nqus (MRI), txhua tus neeg mob uas muaj npe yuav tsum muaj kab mob kev ua si. Qhov xaus thiab qhov tseem ceeb kawg ua tiav yog: qhov ntau ntawm cov kev ua haujlwm ywj siab (CUA) sib nqus resonance imaging (MRI) qhov txhab hauv IMU-838 45mg pab pawg thiab 30mg pawg hauv 24 lub lis piam ntawm kev kho qhov muag. Kev kuaj MRI tau ua tiav ntawm kev pib thiab ntawm 6, 12, 18, thiab 24 lub lis piam, thiab ib qho ywj pheej dig muag MRI nyeem ntawv ua qhov kev ntsuas hnyav. Txoj kev tshawb no suav nrog kev xaiv txuas ntxiv lub sijhawm txog li 9,5 xyoo los txhawm rau ntsuas lub sijhawm ntev kev nyab xeeb thiab tiv taus ntawm IMU-838.


Raws li tau hais ua ntej, txoj kev tshawb no tau mus txog qhov kawg: tom qab 24 lub lis piam ntawm kev kho, piv nrog pab pawg placebo, cov neeg mob hauv 45 koob tshuaj pab pawg ua ke nrog cov ywj siab nquag sib zog ua kom rov mob dua (CUA-MRI) txo qis ntau qhov txhab ntxiv. 62% (p=0.0002). Txoj kev tshawb no kuj tau mus txog qhov tseem ceeb theem nrab kawg: Piv nrog cov placebo pab pawg, cov lej CUA-MRI qhov tseem ceeb hauv 30mg koob tshuaj pab pawg tau txo tsawg zog li ntawm 70% (p< 0.0001).="" rau="" tag="" nrho="" lwm="" qhov="" xaus="" kev="" ua="" tiav,="" suav="" nrog="" kev="" ua="" kom="" zoo="" ntxiv="" mus="" rau="" lwm="" qhov="" kawg="" ntawm="" mri="" thiab="" cov="" chaw="" kuaj="" mob="" (xws="" li="" rov="" tshwm="" sim="" dua),="" piv="" nrog="" cov="" pab="" pawg="" placebo,="" ob="" koob="" tshuaj="" imu-838="" pawg="" kho="" mob="" pom="" tias="" muaj="" cov="" cim="" tseem="" ceeb="" thiab="" cov="" txiaj="" ntsig="" suav="">


Kev cais pawg ntawm cov ntaub ntawv tiav tsis tiav qhia tau hais tias MRI lesion suppression effect ntawm cov neeg sib txawv yog zoo sib xws, suav nrog kev kho mob ywj pheej ntawm kev kho mob ua ntej (tsis tau txais kev kho mob thaum pib] lossis tau txais kev kho mob [治 治]), pre-kev kawm Ua ntej Cov kev rov muaj ntau dua lossis lub teb chaws nkag. Tsis tas li ntawd, lub sijhawm kawm ntawm MRI lesion kev tsuj pom tau pom tias thaum thawj qhov kev ntsuam xyuas lub sijhawm ntawm kev sim (lub lis piam 6), nws muaj qhov txo qis rau cov txhab, uas tau xwm yeem nrog kev ua tiav sai ntawm cov tshuaj kho mob ruaj khov nyob rau hauv IMU-838 Cov.


Lwm yam kev ua tiav lwm qhov kawg dua li qhov tshwm sim ntawm MRI, xws li kev hloov pauv ntawm kev rov ua dua lossis qhov kev nthuav dav ntawm qhov tsis taus ntawm qhov tsis zoo (EDSS) (kev ntsuas ntawm tus neeg mob neurological) tau qhia tias piv nrog cov placebo, pawg kho mob IMU-838 yog lub sijhawm ntawm thawj qhov rov tshwm sim Nws muaj qhov zoo dua rau qhov feem pua ​​rov ua dua ib xyoos, txawm hais tias lub sijhawm kawm ntawv luv dhau los muab kev ntsuas raug cai. Qhov no qhia tau tias hauv kev tshawb nrhiav yav tom ntej nrog lub sijhawm ntev rov soj qab xyuas dua, MRI kev ua haujlwm ntawm IMU-838 pawg kho mob yuav raug hloov pauv mus ua cov haujlwm ntawm kev kho mob ntsig txog kev mob siab ntxiv, uas tseem tau txais kev txhawb nqa los ntawm kev soj ntsuam xyuas thib peb ntawm lwm qhov. Kev sim RRMS.


Piv nrog rau tus nqi pib, lub limtiam 24, cov ntshiab neurofilaments ntawm ob pawg kho mob ntawm IMU-838 poob qis dua (-17.0% hauv 30 pab pawg mg thiab -20.5% hauv pab pawg 45 mg), thaum cov neeg mob nyob hauv cov pab pawg placebo. muaj cov ntshav ntau ntau thaum tib lub sijhawm ntawm cov leeg ntu nce siab me ntsis ntawm 6.5%. Qhov txo qis ntawm cov leeg neurofilament lub teeb saw (sNfL, biomarker ntawm axon kev puas tsuaj) tau pom tias muaj feem cuam tshuam nrog neurodegeneration thiab neuroinflammatory dab. Ob peb xyoos dhau los, nws tau dhau los ua qhov tseem ceeb tshaj plaws rau MS Ib ntawm biomarkers.

robust

Txheeb nrog cov lus tshaj tawm saum toj dhau los ua tiav, cov ntaub ntawv tiav tsis tseem ceeb tseem tau lees tias IMU-838 feem ntau zoo tiv thaiv zoo thiab nws txoj kev nyab xeeb zoo ib yam li cov placebo. Feem ntau cov kev mob tshwm sim (TEAE) thaum kho yog mob taub hau thiab nasopharyngitis, uas tau tshwm sim rau ntau dua 5% ntawm cov neeg mob kho nrog IMU-838 thiab cov placebo. Cov xwm txheej tsis zoo (AEs) feem ntau muaj me me, thiab tsuas yog ib qhov kev siv tsis zoo tshwm sim (pawg placebo). Hauv txoj kev tshawb fawb no, tsuas yog 3 tus neeg mob tau muaj cov kev mob tshwm sim hnyav, ib qho hauv cov pawg placebo (mob nqaij hlav) thiab 2 nyob hauv pawg kho mob IMU-838 (qhib pob txha, ureteral pob zeb / hydronephrosis). Tsis muaj cov tsos mob ntawm hepatotoxicity hauv daim ntawv tshaj tawm ntawm AE, uas tau lees paub los ntawm kev tshawb xyuas ncauj lus kom ntxaws, uas qhia tau tias tsis muaj kev cuam tshuam dav dav rau daim siab enzymes thiab bilirubin. IMU-838 tsis muaj kev cuam tshuam tseem ceeb rau cov ntshav hematological ntsuas, tsis muaj neutropenia, leukopenia lossis lymphopenia. Hauv qhov kev tshawb fawb no, txhua koob ntawm IMU-838 tsis tau ua rau pom dav dav rau cov ntshiab uric acid ntau ntau lossis nce qhov tshwm sim ntawm hematuria. Hauv lub sijhawm 24-lub lim piam dig muag kho lub sijhawm, qhov rho tawm ntawm pawg kho mob IMU-838 tsuas yog 4.3%, thaum pawg placebo yog 7.2%.


Immunic Chief Medical Officer Andreas Muehler, MD, taw qhia:" Ua tiav cov ntaub ntawv tshawb fawb zoo heev txhim kho peb txoj kev ntseeg siab txog lub peev xwm ntawm IMU-838 raws li txoj kev xaiv kev kho qhov ncauj tshiab rau RRMS. Hauv tshwj xeeb, cov kev tshawb fawb pom tau hais tias ob qhov tshuaj tiv thaiv ntawm IMU-838 kev ntsuas kev ntsuas ntsig txog qhov ua tau zoo thiab cov tshuab biomarkers tau zoo ib yam, thiab ob koob tshuaj no tsis muaj teeb meem kev nyab xeeb, uas yuav yog qhov tseem ceeb rau qhov txawv. Los ntawm tag nrho cov tshuaj ntsuam xyuas ntawm qhov kev sim no, peb ntseeg tias 30mg / Hnub yog qhov ntau tshaj koob tshuaj thiab tuaj yeem siv rau kev kho mob ntev ntev ntawm cov neeg mob tseem nyob hauv kev sim."