▎药明康德内容团队编辑本期看点1. 第一三共(Daiichi Sankyo)公司公布了其靶向HER3的抗体偶联药物(ADC)patritumab deruxtecan在两项早期临床试验中获得的积极结果。2. 用于治疗膝骨关节炎的局部注射的质粒DNA(pDNA)基因疗法XT-150在早期临床试验中能显著改善膝关节的运动范围。3. 治疗肥胖或超重的2型糖尿病患者的双机制疗法pemvidutide公布积极数据,12周时最高剂量组患者减重近8%,且葡萄糖稳态得以维持。药明康德内容团队整理Patritumab deruxtecan(HER3-DXd):公布两项早期临床数据第一三共公司公布了其靶向HER3的ADC patritumab deruxtecan在两项早期临床试验中获得的积极结果,这两项试验中的患者既往均已接受过多线治疗。Patritumab deruxtecan是第一三共基于其DXd抗体偶联药物平台开发的潜在“first-in-class”HER3靶向ADC。在针对表达HER3的转移性乳腺癌患者的1/2期临床试验中,patritumab deruxtecan对不同亚群的乳腺癌患者均显示出有希望的临床活性。在HR阳性乳腺癌患者中,HER2低表达患者确认的的客观缓解率(ORR)为36.2%,中位缓解持续时间(DOR)为7.2个月,中位无进展生存期(PFS)为5.8个月,中位总生存期(OS)为13.7个月;HER2不表达患者的确认的ORR为28.2%,中位DOR为7.0个月,中位PFS为8.2个月,中位OS为14.6个月。在三阴性乳腺癌患者中,HER2低表达患者确认的ORR为20.7%,中位DOR为4.1个月,中位PFS为4.4个月,中位OS为12.7个月;HER2不表达患者的确认的ORR为26.3%,中位DOR为8.4个月,中位PFS为8.4个月,中位OS为16.6个月。更多数据请见下表:▲Patritumab deruxtecan治疗表达HER3的转移性乳腺癌患者的1/2期临床试验结果总结(图片来源:参考资料[1])在针对携带EGFR突变的转移性非小细胞肺癌(NSCLC)患者的1期临床试验中,中位随访时间为23个月时,patritumab deruxtecan显示了良好的临床疗效。试验采用盲态独立中心审评(BICR),102例患者的ORR为40.2%,1例患者达到完全缓解(CR),40例患者达到部分缓解(PR),39例患者达到疾病稳定(SD),疾病控制率(DCR)为78.4%,中位DOR为7.6个月,中位PFS为6.4个月,中位OS为15.8个月。78例既往接受过第三代EGFR TKI和含铂化疗患者亚组的疗效结局与总人群的疗效结局基本一致。此外,在有和无中枢神经系统(CNS)转移病史的患者中观察到的确认的ORR分别为36.4%和44.7%。更多数据请见下表:▲Patritumab deruxtecan治疗携带EGFR突变的NSCLC患者的1期临床试验结果总结(图片来源:参考资料[1])XT-150:公布早期临床试验结果Xalud Therapeutics公司公布了其局部注射的pDNA基因疗法XT-150治疗膝骨关节炎的早期临床试验的积极数据。XT-150旨在表达IL-10的专有修饰版本IL-10v,可作为多种炎症通路的主要调节剂,解决多种慢性炎症(包括肌肉骨骼和神经退行性疾病等)中炎症的根本原因。此次公布的数据显示,这种新型基因疗法能改善膝关节的功能,包括膝关节运动范围(ROM)和步行速度。从基线到治疗后180天时,XT-150 150 µg剂量组的膝关节ROM增加了4°,XT-150 450 µg剂量组的膝关节ROM增加了6°,而同一时间段内,安慰剂组的膝关节ROM没有变化。在第120天和第180天,事后分析显示,安慰剂组和XT-150 450 µg剂量组组间膝关节ROM的变化具有统计学意义(分别为p=0.042和p=0.022)。之前的研究已经表明,全膝关节置换术后膝关节屈曲ROM的增加与日常身体活动水平的改善呈正相关。因此,在此分析中膝关节屈曲ROM的改善也可能对身体活动水平产生积极影响。步行速度方面,尽管所有组的步行速度似乎都较基线有所增加,但在所有时间点上的步速增加与基线相比均没有发现统计学上的显著差异。不过重要的是,到第180天时,XT-150 450 µg剂量组中27%的患者的步行速度增加到超过1.3 m/s(该步速是安全过马路所需的建议速度)。Pemvidutide:公布1b期临床试验数据Altimmune公司公布了其候选药物pemvidutide治疗肥胖或超重的2型糖尿病患者为期12周的1b期安全性临床试验的积极结果。Pemvidutide是一款基于多肽的GLP-1/胰高血糖素双重受体激动剂。胰高血糖素能够增加能量消耗,并且促进身体中储存能量的白色脂肪转化为消耗能量的褐色脂肪。它与GLP-1产生协同作用,有望促进比GLP-1受体激动剂单药更有效的体重减轻。胰高血糖素也被认为对肝脏脂肪代谢有直接影响,能够使肝脏脂肪水平迅速降低。此次公布的1b期临床试验结果显示,在12周治疗期间,接受pemvidutide 1.2 mg、1.8 mg和2.4 mg剂量的受试者的平均体重分别减轻4.4%、6.1%和7.7%,安慰剂组平均体重增加0.8%。在整个12周的治疗期间,葡萄糖稳态得以维持,空腹血糖或HbA1c无显著变化,且未发生高血糖的不良事件。在接受pemvidutide治疗的患者中未观察到严重不良事件。胃肠道不良事件的发生率较低,没有导致研究中止的不良事件。SNS-101:向FDA提交IND申请SNS-101是Sensei Biotherapeutics公司开发的一种条件激活的单克隆IgG1抗体,旨在选择性阻断肿瘤微环境中的VISTA检查点,该检查点通过结合其受体PSGL-1来抑制T细胞。临床前研究表明,SNS-101作为单一疗法具有抑制肿瘤生长的潜力,可显著增强PD-1阻断剂的抗肿瘤作用,并降低细胞因子释放综合征的风险。Sensei公司计划评估SNS-10作为单一疗法或与其他疗法联合使用作为实体肿瘤患者的一种新疗法。AVD-104:向FDA提交IND申请AVD-104是Aviceda Therapeutics公司开发的用于眼睛玻璃体内的新型聚糖涂层纳米颗粒,旨在治疗65岁以上人群中最常见的致盲眼病——年龄相关性黄斑变性(AMD)相关的地图样萎缩(GA)。AVD-104已被证明具有强大的体外/体内功效,可抑制炎症和补体通路,并有望每4-6个月给药一次。在临床前研究中,AVD-104已在包括非人类灵长类动物在内的多种动物模型中证明了其卓越的安全性。此外,在成熟的眼部脉络膜新生血管模型中,AVD-104已被证明与已获FDA批准的药物aflibercept(商品名:Eylea)相比具有同等的新血管形成预防作用。VTP-200:公布1b/2期临床试验的中期数据Vaccitech公司公布了其在研异源初免加强免疫疗法VTP-200用于治疗持续性高危HPV感染和相关的癌前病变的早期临床试验的中期数据。结果显示,VTP-200一般耐受性良好,没有发生相关的严重不良事件。初步的免疫原性结果显示出高反应,尤其是对E1、E2和E6抗原。该临床试验将按计划继续进行至12个月时的主要终点。大家都在看药明康德为全球生物医药行业提供一体化、端到端的新药研发和生产服务,服务范围涵盖化学药研发和生产、生物学研究、临床前测试和临床试验研发、细胞及基因疗法研发、测试和生产等领域。如您有相关业务需求,欢迎点击下方图片填写具体信息。▲如您有任何业务需求,请长按扫描上方二维码,或点击文末“阅读原文/Read more”,即可访问业务对接平台,填写业务需求信息▲欲了解更多前沿技术在生物医药产业中的应用,请长按扫描上方二维码,即可访问“药明直播间”,观看相关话题的直播讨论与精彩回放参考资料(可上下滑动查看)[1] Patritumab Deruxtecan Continues to Show Encouraging Clinical Activity in Distinct Patient Populations with Metastatic Lung and Breast Cancer in Updated Results of Two Early Trials. Retrieved March 24, 2023, from https://www.businesswire.com/news/home/20230317005395/en/[2] OliX Pharmaceuticals Receives Regulatory Approval to Commence Phase 1 Clinical Trial of Treatment of Androgenic Alopecia. Retrieved March 24, 2023, from https://www.businesswire.com/news/home/20230323005383/en/[3] Bridgebio pharma announces first lung cancer patient dosed in phase 1 trial for shp2 inhibitor bbp-398 in combination with bristol myers squibb’s opdivo® (nivolumab). Retrieved March 24, 2023, from https://investor.bridgebio.com/news-releases/news-release-details/bridgebio-pharma-announces-first-lung-cancer-patient-dosed-0[4] DEBIOPHARM ANNOUNCES LAUNCH OF THE PHASE 1/2 GaLuCi™ STUDY FOR ITS CA IX-TARGETED RADIOPHARMACEUTICAL PROGRAM. Retrieved March 24, 2023, from https://www.prnewswire.com/news-releases/debiopharm-announces-launch-of-the-phase-12-galuci-study-for-its-ca-ix-targeted-radiopharmaceutical-program-301777849.html[5] Vaccinex Announces Initiation of Single-Arm Open Label, Phase Ib/2 Study to Evaluate Pepinemab in Combination with Avelumab as Second Line Combination Immunotherapy for Patients with Metastatic Pancreatic Ductal Adenocarcinoma (PDAC). Retrieved March 24, 2023, from https://ir.vaccinex.com/news-releases/news-release-details/vaccinex-announces-initiation-single-arm-open-label-phase-ib2[6] Allarity Therapeutics Doses First Patient in Phase 1b Clinical Trial Evaluating Dovitinib and Stenoparib Combination in Advanced Solid Tumors. Retrieved March 24, 2023, from https://investors.allarity.com/news/news-details/2023/Allarity-Therapeutics-Doses-First-Patient-in-Phase-1b-Clinical-Trial-Evaluating-Dovitinib-and-Stenoparib-Combination-in-Advanced-Solid-Tumors/default.aspx[7] Fusion Pharmaceuticals Announces First Patient Dosed in Phase 1 Study of FPI-2059, a Targeted Alpha Therapy (TAT) for the Treatment of Solid Tumors Expressing NTSR1. Retrieved March 24, 2023, from https://www.prnewswire.com/news-releases/fusion-pharmaceuticals-announces-first-patient-dosed-in-phase-1-study-of-fpi-2059-a-targeted-alpha-therapy-tat-for-the-treatment-of-solid-tumors-expressing-ntsr1-301776369.html[8] Phanes Therapeutics Announces First Patient Dosed in Phase 1 Study of PT886 for Advanced Gastric, Gastroesophageal Junction and Pancreatic Adenocarcinomas. Retrieved March 24, 2023, from https://www.prnewswire.com/news-releases/phanes-therapeutics-announces-first-patient-dosed-in-phase-1-study-of-pt886-for-advanced-gastric-gastroesophageal-junction-and-pancreatic-adenocarcinomas-301776427.html[9] RayzeBio Completes Phase 1b Enrollment in ACTION-1 Study, Evaluating RYZ101 (Actinium-225 DOTATATE) in Neuroendocrine Tumors. Retrieved March 24, 2023, from https://www.businesswire.com/news/home/20230320005182/en/[10] Vaxxinity Announces First Subjects Dosed in Phase 1 Clinical Trial of VXX-401, Investigational Anti-PCSK9 Vaccine to Treat Hypercholesterolemia. Retrieved March 24, 2023, from https://ir.vaxxinity.com/news-releases/news-release-details/vaxxinity-announces-first-subjects-dosed-phase-1-clinical-0[11] GRIN Therapeutics Announces First Patient Dosed in Phase 1B Clinical Trial with Radiprodil for Treatment of GRIN-related Disorders. Retrieved March 24, 2023, from https://www.businesswire.com/news/home/20230323005287/en/[12] Aviceda Announces Successful Submission of an Investigational New Drug (IND) and Fast Track Designation (FTD) Application for AVD-104 for the Treatment of Geographic Atrophy Associated with Age-Related Macular Degeneration (AMD). Retrieved March 24, 2023, from https://www.businesswire.com/news/home/20230320005017/en[13] Vaccitech’s VTP-200 Ph 1b/2 Study Demonstrates Favorable Tolerability and Immunogenicity Profile at Interim Analysis in Women with Low-Grade Human Papillomavirus (HPV)-related Cervical Lesions. Retrieved March 24, 2023, from https://investors.vaccitech.co.uk/news-and-events/news-releases/news-release-details/vaccitechs-vtp-200-ph-1b2-study-demonstrates[14] Xalud Therapeutics Presents Clinical Data on XT-150 in Knee Osteoarthritis at the 2023 Osteoarthritis Research Society International World Congress. Retrieved March 24, 2023, from https://www.biospace.com/article/releases/xalud-therapeutics-presents-clinical-data-on-xt-150-in-knee-osteoarthritis-at-the-2023-osteoarthritis-research-society-international-world-congress/[15] Sensei Biotherapeutics Announces Submission of Investigational New Drug (IND) Application for SNS-101, a Conditionally Active VISTA-Blocking Antibody. Retrieved March 24, 2023, from https://investors.senseibio.com/news-releases/news-release-details/sensei-biotherapeutics-announces-submission-investigational-new[16] Altimmune Announces Positive Results from Week 24 Interim Analysis of Pemvidutide MOMENTUM Phase 2 Obesity Trial and 12-Week Phase 1b Type 2 Diabetes Safety Trial. Retrieved March 24, 2023, from https://www.globenewswire.com/news-release/2023/03/21/2631138/0/en/Altimmune-Announces-Positive-Results-from-Week-24-Interim-Analysis-of-Pemvidutide-MOMENTUM-Phase-2-Obesity-Trial-and-12-Week-Phase-1b-Type-2-Diabetes-Safety-Trial.html免责声明:药明康德内容团队专注介绍全球生物医药健康研究进展。本文仅作信息交流之目的,文中观点不代表药明康德立场,亦不代表药明康德支持或反对文中观点。本文也不是治疗方案推荐。如需获得治疗方案指导,请前往正规医院就诊。版权说明:本文来自药明康德内容团队,欢迎个人转发至朋友圈,谢绝媒体或机构未经授权以任何形式转载至其他平台。转载授权请在「药明康德」微信公众号回复“转载”,获取转载须知。分享,点赞,在看,聚焦全球生物医药健康创新