近期,全球多肽和寡核苷酸(TIDES)领域迎来系列进展。强生(Johnson & Johnson)公布了其口服多肽疗法icotrokinra的两项临床试验结果,在斑块状银屑病和活动性溃疡性结肠炎患者中均取得了积极的疗效数据。Wave Life Sciences公司的长效siRNA减肥疗法WVE-007获积极临床数据,具备一年一次或一年两次给药的潜力。公布本文将节选其中部分重要进展做简单介绍,仅供读者参阅。
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Icotrokinra:公布两项临床试验数据
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强生公布了其靶向口服多肽icotrokinra的两项临床试验的积极数据。Icotrokinra能够选择性阻断IL-23受体(IL-23R)。IL-23是银屑病和其他皮肤病、风湿病和IL-23介导肠胃病中炎症反应的基础。Icotrokinra能够以高亲和力与IL-23R结合,并对人类T细胞中的IL-23信号转导产生强效的选择性抑制作用。值得一提的是,icotrokinra曾在今年被知名产业媒体猎药人(Drug Hunter)评为2024年度十大明星分子之一。
在针对成人和12岁及以上斑块状银屑病患者的3期临床试验ICONIC-TOTAL中,接受icotrokinra治疗的头皮银屑病和生殖器银屑病患者,在第52周时分别有72%和85%达到IGA 0/1分(皮损完全清除或几乎清除);67%的患者在第24周时即达到IGA 0/1分,并持续维持至第52周。作为一种每日一次的口服药,icotrokinra持续展现出卓越的皮损清除效果和良好的安全性,具有显著的治疗潜力。
在针对中度至重度活动性溃疡性结肠炎成人患者的2b期研究ANTHEM-UC中,icotrokinra在第28周持续展现出具有临床意义的疗效。结果显示,400 mg剂量组中,66.7%的中重度溃疡性结肠炎患者达到临床应答,31.7%达到临床缓解,38.1%实现内镜改善,疗效优于安慰剂。所有icotrokinra剂量组(100 mg、200 mg和400 mg)在临床缓解率、临床缓解、内镜改善及组织学-内镜黏膜改善(HEMI)等指标上均优于安慰剂组,且疗效自第12周起持续至第28周。这些结果进一步支持了icotrokinra在溃疡性结肠炎和克罗恩病中的3期临床开发。
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▲ANTHEM-UC研究的结果(图片来源:参考资料[3])
WVE-007:公布1期临床试验数据
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Wave Life Sciences公司公布了其进行中INLIGHT临床试验的最新数据,该试验评估在研疗法WVE-007用于肥胖治疗的效果。WVE-007是一款长效GalNAc修饰siRNA,可靶向遗传学验证靶点INHBE的mRNA。WVE-007旨在通过抑制INHBE来降低脂肪累积,同时保留肌肉质量。
本次公布的结果显示,在三个剂量梯度队列中,均观察到剂量依赖性且高度显著的Activin E水平下降(所有剂量组p<0.0001)。在单次给药后第29天,400 mg、240 mg和75 mg剂量组的Activin E平均降低幅度分别达到85%、75%和56%。其中,240 mg和400 mg剂量组的抑制水平已超过此前临床前研究中与脂肪减少相关的阈值。此外,在75 mg剂量组中,Activin E的下降趋势在长达6个月的随访中仍具持续性,显示WVE-007具备一年一次或一年两次给药的潜力。临床安全性方面,WVE-007目前耐受性良好,独立数据监测委员会已支持600 mg剂量队列扩展及更高剂量探索。
玛仕度肽:公布3期临床试验数据
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信达生物宣布,其胰高血糖素(GCG)/胰高血糖素样肽-1(GLP-1)双受体激动剂玛仕度肽的第4项3期临床研究DREAMS-3达成主要终点。研究结果证明,在中国2型糖尿病合并肥胖受试者中,第32周时,玛仕度肽组糖化血红蛋白(HbA1c)<7.0%且体重较基线下降≥10%的受试者比例为48.0%,优效于活性对照药组(21.0%,P值<0.0001)。此外,第32周时,玛仕度肽组和活性对照药组HbA1c较基线变化均值分别为−2.03%和−1.84%,体重较基线平均百分比降幅分别为10.29%和6.00%(P值均<0.05)。研究期间玛仕度肽整体安全性特征与既往临床研究一致,未发现新增安全性信号。胃肠道不良反应是最常见的不良事件,多为轻度或中度。
玛仕度肽是信达生物与礼来(Eli Lilly and Company)共同推进的一款GCG/GLP-1双受体激动减重药物,其具有独特的双激动作用机制,在激动GLP-1受体抑制食欲的基础上,同时激活GCG受体,促进脂肪燃烧,降低内脏脂肪含量,进一步增强玛仕度肽减重效果。玛仕度肽已在多项临床研究中展现出优秀的减重和降糖疗效,以及降低腰围、血脂、血压、血尿酸、肝酶及肝脏脂肪含量,并改善胰岛素敏感性,带来多重代谢获益。该疗法已在中国获批两项适应症,包括肥胖或超重并伴有至少一种体重相关的合并症的成人患者的长期体重控制,以及成人2型糖尿病患者的血糖控制。
120亿美元!诺华收购Avidity Biosciences
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诺华(Novartis)日前宣布达成协议,将以约120亿美元收购Avidity Biosciences,此交易将在Avidity分拆其早期精准心脏病学项目后完成。Avidity致力于开发抗体寡核苷酸偶联物(AOC)类的新型RNA疗法,用于治疗严重的遗传性神经肌肉疾病。此次收购将使诺华获得Avidity的后期神经科学项目,并引入一个差异化的RNA靶向递送平台,进一步丰富其神经科学研发布局。该收购预计将推动诺华的神经科学战略发展,并补充其管线中针对肌肉损伤疾病遗传驱动因素的潜在“first-in-class”疗法。
本次收购将为诺华带来三项处于后期阶段、针对遗传性神经肌肉疾病的项目,包括:目前无有效疾病修饰疗法的罕见进行性疾病I型肌强直性营养不良(DM1)、导致持续性肌肉功能丧失的罕见遗传病面肩肱型肌营养不良(FSHD)、以及严重早发、以进行性肌肉损伤和寿命缩短为特征的杜氏肌营养不良症(DMD)。
参考资料:
[1] 降糖减重双优效,玛仕度肽头对头司美格鲁肽. Retrieved October 31, 2025, from https://www.prnasia.com/story/508685-1.shtml
[2] Icotrokinra long-term results affirm promise of targeted oral peptide with high rates of durable skin clearance and favorable safety profile in difficult-to-treat scalp and genital psoriasis. Retrieved October 31, 2025, from https://www.prnewswire.com/news-releases/icotrokinra-long-term-results-affirm-promise-of-targeted-oral-peptide-with-high-rates-of-durable-skin-clearance-and-favorable-safety-profile-in-difficult-to-treat-scalp-and-genital-psoriasis-302593288.html
[3] Icotrokinra maintains standout combination of therapeutic benefit and a favorable safety profile in once-daily pill through 28 weeks in ulcerative colitis. Retrieved October 31, 2025, from https://www.prnewswire.com/news-releases/icotrokinra-maintains-standout-combination-of-therapeutic-benefit-and-a-favorable-safety-profile-in-once-daily-pill-through-28-weeks-in-ulcerative-colitis-302594371.html
[4] LUMOSA THERAPEUTICS ANNOUNCES POSITIVE RESULTS FROM LT3001(INTRAVENOUS ODATROLTIDE) PHASE 2B CLINICAL TRIAL IN ACUTE ISCHEMIC STROKE. Retrieved October 31, 2025, from https://www.prnewswire.com/news-releases/lumosa-therapeutics-announces-positive-results-from-lt3001intravenous-odatroltide-phase-2b-clinical-trial-in-acute-ischemic-stroke-302596427.html
[5] Entera Bio Presents Positive New Clinical Data from EB613 Phase 2 Trial Demonstrating Significant Bone Density Improvements in Early Postmenopausal Women. Retrieved October 31, 2025, from https://www.globenewswire.com/news-release/2025/10/23/3172057/0/en/Entera-Bio-Presents-Positive-New-Clinical-Data-from-EB613-Phase-2-Trial-Demonstrating-Significant-Bone-Density-Improvements-in-Early-Postmenopausal-Women.html
[6] Wave Life Sciences Announced Positive Target Engagement Data from INLIGHT Clinical Trial of WVE-007 for Obesity During Annual Research Day. Retrieved October 31, 2025, from https://www.globenewswire.com/news-release/2025/10/29/3176880/0/en/Wave-Life-Sciences-Announced-Positive-Target-Engagement-Data-from-INLIGHT-Clinical-Trial-of-WVE-007-for-Obesity-During-Annual-Research-Day.html
[7] CAGE Bio Announces Start of Double-Blind Vehicle-Controlled Clinical Trial of Novel Topical DNA Aptamer Therapy CGB-600 for Vitiligo Treatment. Retrieved October 31, 2025, from https://www.prnewswire.com/news-releases/cage-bio-announces-start-of-phase-2-clinical-trial-of-novel-topical-dna-aptamer-therapy-cgb-600-for-vitiligo-treatment-302592881.html
[8] Vial Initiates Phase 1 Trial of VIAL-INHBE, an INHBE (Activin E) siRNA for the Treatment of Obesity. Retrieved October 31, 2025, from https://www.prnewswire.com/news-releases/vial-initiates-phase-1-trial-of-vial-inhbe-an-inhbe-activin-e-sirna-for-the-treatment-of-obesity-302592339.html
[9] 中国国家药监局药品审评中心(CDE)官网. Retrieved October 31, 2025, from https://www.cde.org.cn/main/xxgk/listpage/4b5255eb0a84820cef4ca3e8b6bbe20c
[10] Novartis agrees to acquire Avidity Biosciences, an innovator in RNA therapeutics, strengthening its late-stage neuroscience pipeline. Retrieved October 27, 2025 from https://www.novartis.com/news/media-releases/novartis-agrees-acquire-avidity-biosciences-innovator-rna-therapeutics-strengthening-its-late-stage-neuroscience-pipeline
[11] GSK and Empirico enter license agreement for clinical-stage, first-in-class oligonucleotide candidate to treat respiratory diseases. Retrieved October 28, 2025 from https://www.empiri.co/press-releases/gsk-and-empirico-enter-license-agreement-for-clinical-stage-first-in-class-oligonucleotide-candidate-to-treat-respiratory-diseases/
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