本期看點(diǎn):
1. 抗體偶聯(lián)RNAi療法delpacibart etedesiran(del-desiran,AOC 1001)在1型肌強(qiáng)直性營養(yǎng)不良(DM1)患者中開展的1/2期MARINA試驗(yàn)最終結(jié)果發(fā)表于《新英格蘭醫(yī)學(xué)雜志》(
NEJM)。接受治療的DM1患者在多項(xiàng)探索性功能指標(biāo)中觀察到改善。
2. Zealand Pharma旗下Kv1.3通道阻斷劑ZP9830在首次人體試驗(yàn)中展現(xiàn)良好耐受性,且探索性藥效學(xué)標(biāo)志物結(jié)果顯示出明確的劑量依賴性活性。
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Del-desiran:1/2期試驗(yàn)結(jié)果發(fā)表
Avidity Biosciences宣布,其在研抗體偶聯(lián)RNAi療法del-desiran在1型肌強(qiáng)直性營養(yǎng)不良(DM1)患者中開展的1/2期MARINA試驗(yàn)最終結(jié)果發(fā)表于《新英格蘭醫(yī)學(xué)雜志》。
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研究結(jié)果顯示,del-desiran成功遞送至肌肉組織,在所有接受治療的受試者中,DMPKmRNA平均降低約40%。接受2 mg/kg和4 mg/kg del-desiran治療后,患者的一組關(guān)鍵肌肉特異性基因的剪接情況得到改善。此外,患者在多項(xiàng)探索性功能指標(biāo)中觀察到改善,包括:手部功能/肌強(qiáng)直(視頻手部張開時(shí)間,vHOT);肌肉力量(定量肌力測(cè)試,總QMT評(píng)分);活動(dòng)能力(10米步行/跑步測(cè)試,10mWRT;以及起立行走計(jì)時(shí)測(cè)試,TUG);DM1-Activ患者報(bào)告結(jié)局指標(biāo),用于評(píng)估日常生活活動(dòng)能力(如洗澡、探訪親友及上下樓梯)。
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▲MARINA試驗(yàn)藥代動(dòng)力學(xué)與藥效學(xué)結(jié)果(圖片來源:參考資料[1])
Del-desiran是Avidity利用其抗體偶聯(lián)寡核苷酸平臺(tái)開發(fā)的候選療法,旨在通過降低與疾病相關(guān)的DMPK基因的mRNA水平,解決DM1的根本原因。它將與轉(zhuǎn)鐵蛋白受體1(TfR1)結(jié)合的專有單克隆抗體與靶向
DMPK基因的siRNA偶聯(lián)。
ZP9830:公布1a期試驗(yàn)結(jié)果
Zealand Pharma近日宣布,其基于多肽的Kv1.3通道阻斷劑ZP9830在1a期單次遞增劑量(SAD)研究中取得積極頂線結(jié)果。該研究為首次人體試驗(yàn),在單中心開展,采用隨機(jī)、雙盲、安慰劑對(duì)照設(shè)計(jì),屬于聯(lián)合SAD/多次遞增劑量(MAD)1a期臨床試驗(yàn)的一部分,旨在評(píng)估ZP9830在健康男性受試者中的安全性、耐受性以及藥代動(dòng)力學(xué)(PK)和藥效學(xué)(PD)特征。
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研究結(jié)果顯示,在所有劑量水平下,ZP9830單次給藥總體耐受性良好,未觀察到嚴(yán)重或重度不良事件,也未出現(xiàn)劑量限制性安全問題。從藥代動(dòng)力學(xué)表現(xiàn)來看,其特征與基于臨床前數(shù)據(jù)的預(yù)測(cè)一致。同時(shí),探索性藥效學(xué)標(biāo)志物結(jié)果顯示出明確的劑量依賴性活性,提示該藥物實(shí)現(xiàn)了Kv1.3靶向的有效作用,為后續(xù)臨床研究的推進(jìn)提供了支持。
RLYB116:公布1期試驗(yàn)結(jié)果
Rallybio近日公布其1期確認(rèn)性藥代動(dòng)力學(xué)/藥效學(xué)臨床試驗(yàn)的積極結(jié)果,該研究評(píng)估了公司在研補(bǔ)體C5抑制劑RLYB116的臨床表現(xiàn)。RLYB116是一款每周一次、小體積皮下注射的創(chuàng)新療法,擬用于治療補(bǔ)體介導(dǎo)疾病,包括免疫性血小板輸注無效(PTR)和難治性抗磷脂綜合征(APS)。該項(xiàng)單盲、多次遞增劑量的1期確認(rèn)性研究旨在驗(yàn)證RLYB116在健康志愿者中實(shí)現(xiàn)完全且持續(xù)的補(bǔ)體抑制,并評(píng)估其耐受性表現(xiàn)。研究共設(shè)置兩個(gè)隊(duì)列,每隊(duì)列8名受試者,按3:1隨機(jī)接受每周一次RLYB116或安慰劑治療,治療周期為4周,隨后進(jìn)行10周隨訪,其中隊(duì)列1和隊(duì)列2分別評(píng)估150 mg與300 mg劑量。
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研究結(jié)果顯示,每周一次300 mg皮下注射RLYB116可實(shí)現(xiàn)終末補(bǔ)體的完全且持續(xù)抑制,同時(shí)體外溶血活性結(jié)果進(jìn)一步證明該藥物能夠?qū)崿F(xiàn)具有臨床意義的終末補(bǔ)體阻斷效果。在安全性方面,無論150 mg還是300 mg劑量均表現(xiàn)出良好耐受性,未報(bào)告胃腸道相關(guān)不良反應(yīng)。兩組中最常見的不良事件為輕至中度注射部位反應(yīng),與其他皮下注射生物制品的安全性特征一致,且均未導(dǎo)致嚴(yán)重事件或治療中斷。公司計(jì)劃于2026年下半年啟動(dòng)RLYB116用于免疫性血小板輸注無效的2期臨床試驗(yàn),并有望于2027年獲得頂線結(jié)果。
SER-252:1b期試驗(yàn)首例患者給藥
Serina Therapeutics宣布,其評(píng)估在研療法SER-252用于治療晚期帕金森病患者的1b期注冊(cè)性臨床試驗(yàn)已完成首例患者入組。該研究旨在評(píng)估SER-252在癥狀尚未通過現(xiàn)有標(biāo)準(zhǔn)治療得到充分控制的晚期帕金森病患者中的安全性、耐受性、藥代動(dòng)力學(xué)以及初步療效表現(xiàn)。公司表示,項(xiàng)目推進(jìn)進(jìn)展符合規(guī)劃,預(yù)計(jì)將在本季度內(nèi)啟動(dòng)給藥。
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此次全球注冊(cè)性研究的首例患者在澳大利亞成功入組,標(biāo)志著試驗(yàn)正式進(jìn)入臨床實(shí)施階段。Serina在澳大利亞建立的運(yùn)營布局將有助于加快隊(duì)列1患者入組進(jìn)程。根據(jù)公司計(jì)劃,首例患者給藥仍預(yù)計(jì)于2026年第一季度完成,推動(dòng)SER-252在晚期帕金森病領(lǐng)域的臨床開發(fā)。
參考資料:
[1] Johnson NE, Tai LJ, Hamel JI, Day JW, Statland JM, Soltanzadeh P, Subramony SH, Thornton CA, Arnold WD, Wicklund M, Freimer ML, Eichinger K, Dekdebrun J, Chen CY, Goel V, McEvoy B, Zhu Y, Hughes SG, Ackermann EJ, Levin AA. An Antibody-Oligonucleotide Conjugate for Myotonic Dystrophy Type 1. N Engl J Med. 2026 Feb 19;394(8):763-772. doi: 10.1056/NEJMoa2407326. PMID: 41707138.
[2] CStone Announces FDA Clearance of IND Application for Its Novel Trispecific Antibody CS2009 (PD-1/VEGF/CTLA-4) to Advance into Phase II Clinical Trial. Retrieved February 20, 2026 from https://www.prnewswire.com/news-releases/cstone-announces-fda-clearance-of-ind-application-for-its-novel-trispecific-antibody-cs2009-pd-1vegfctla-4-to-advance-into-phase-ii-clinical-trial-302688307.html
[3] The New England Journal of Medicine Publishes Results from Phase 1/2 MARINA? Trial of Delpacibart Etedesiran (del-desiran) for Treatment of Myotonic Dystrophy Type 1. Retrieved February 20, 2026 from https://www.prnewswire.com/news-releases/the-new-england-journal-of-medicine-publishes-results-from-phase-12-marina-trial-of-delpacibart-etedesiran-del-desiran-for-treatment-of-myotonic-dystrophy-type-1-302692044.html
[4] Crescent Biopharma Announces First Patient Dosed in ASCEND Phase 1/2 Clinical Trial of CR-001 for the Treatment of Advanced Solid Tumors. Retrieved February 20, 2026 from https://www.globenewswire.com/news-release/2026/02/18/3240098/0/en/Crescent-Biopharma-Announces-First-Patient-Dosed-in-ASCEND-Phase-1-2-Clinical-Trial-of-CR-001-for-the-Treatment-of-Advanced-Solid-Tumors.html
[5] JW & Foreign Affairs Approved 'Wnt Target' Hair Loss Candidate 'Phase 1 IND'. Retrieved February 20, 2026 from https://www.biospectator.com/news/view/27845
[6] Zealand Pharma announces positive Phase 1a topline results with Kv1.3 channel blocker ZP9830. Retrieved February 20, 2026 from https://www.globenewswire.com/news-release/2026/02/18/3239916/0/en/Zealand-Pharma-announces-positive-Phase-1a-topline-results-with-Kv1-3-channel-blocker-ZP9830.html
[7] Janux Therapeutics Announces First Patient Dosed in Phase 1 Study of JANX011. Retrieved February 20, 2026 from https://www.businesswire.com/news/home/20260217098643/en/Janux-Therapeutics-Announces-First-Patient-Dosed-in-Phase-1-Study-of-JANX011
[8] Rallybio Announces Positive Data for RLYB116 Phase 1 Study Demonstrating Complete and Sustained Inhibition of Terminal Complement. Retrieved February 20, 2026 from https://investors.rallybio.com/news-releases/news-release-details/rallybio-announces-positive-data-rlyb116-phase-1-study
[9] Serina Therapeutics Announces First Patient Enrolled in Phase 1b Registrational Trial of SER-252 for Advanced Parkinson's Disease. Retrieved February 20, 2026 from https://www.globenewswire.com/news-release/2026/02/19/3240854/0/en/serina-therapeutics-announces-first-patient-enrolled-in-phase-1b-registrational-trial-of-ser-252-for-advanced-parkinson-s-disease.html
[10] Asahi Kasei Pharma and Alchemedicine Advance a Novel Therapeutic Candidate Into Phase I Study for the Treatment of Refractory Diseases. Retrieved February 20, 2026 from https://www.businesswire.com/news/home/20260218477883/en/Asahi-Kasei-Pharma-and-Alchemedicine-Advance-a-Novel-Therapeutic-Candidate-Into-Phase-I-Study-for-the-Treatment-of-Refractory-Diseases
[11] ViroMissile Expands Phase I IDOV-ImmuneTM Trial to U.S. Sites Following IND Clearance. Retrieved February 20, 2026 from https://www.globenewswire.com/news-release/2026/02/17/3239289/0/en/ViroMissile-Expands-Phase-I-IDOV-ImmuneTM-Trial-to-U-S-Sites-Following-IND-Clearance.html
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