用改良的自体造血干细胞进行基因疗法治疗 I 型粘多糖贮积症,Hurler 变异型 (TigetT10_MPSIH)
2026年7月14日 更新者:Orchard Therapeutics
I/II 期研究评估自体造血干细胞和祖细胞的安全性和有效性,IDUA 慢病毒载体编码人类 α-L-艾杜糖苷酶基因,用于治疗受 I 型粘多糖贮积症影响的患者,Hurler 变体
这是一项 I/II 期研究,评估使用编码人类 α-L-艾杜糖苷酶基因的 IDUA 慢病毒载体进行基因修饰的自体造血干细胞和祖细胞治疗受 I 型粘多糖贮积症、Hurler 变体影响的患者的安全性和有效性
研究概览
地位
主动,不招人
条件
详细说明
患有 I 型粘多糖贮积症的儿科患者将使用从动员的外周血(或骨髓,如果动员不可行)收集的转基因自体造血干细胞进行治疗,并用编码人类 α-L-艾杜糖苷酶基因的 IDUA 慢病毒载体进行转导。
基因治疗后患者将被随访 5 年。 完成本研究的参与后,将向受试者提供登记参加经批准的长期随访 (LTFU) 研究的机会,该研究将使治疗后长达 15 年的持续随访成为可能(根据接受治疗的患者的随访监管指南) ATMP)。
研究类型
介入性
注册 (实际的)
8
阶段
- 阶段2
- 阶段1
联系人和位置
本节提供了进行研究的人员的详细联系信息,以及有关进行该研究的地点的信息。
学习地点
-
-
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Milan、意大利、20132
- Ospedale San Raffaele
-
-
参与标准
研究人员寻找符合特定描述的人,称为资格标准。这些标准的一些例子是一个人的一般健康状况或先前的治疗。
资格标准
适合学习的年龄
4周 至 11年 (孩子)
接受健康志愿者
不
描述
纳入标准:
- 父母/法定监护人的书面知情同意书
- 性别:男性和女性
- 年龄:≥28天且≤11岁
- 经生物化学和分子学验证的 MPS IH
- 兰斯基指数 >80%
- 造血干细胞移植适应症
- 缺乏非杂合子(对于突变的 IDUA)HLA 匹配的同胞供体或≥7/8(4 位高分辨率分型)HLA 匹配的脐带血供体,其细胞结构≥5 x 10^7 总有核细胞(TNC )/Kg 经过 1 个月的搜索。(这 标准不适用于原籍国不提供无关供体脐带血移植的患者)。
- 足够的心、肾、肝和肺功能
排除标准:
- 在研究登记前 4 周内使用其他研究药物(如果使用长效药物则在 6 周内)
- 资格评估时严重、活跃的病毒、细菌或真菌感染
- 受肿瘤影响或有家族性癌症综合征家族史的患者
- 与发生血液恶性肿瘤的高风险相关的细胞遗传学改变
- 不受控制的癫痫发作史
- 患有终末器官损伤或任何其他严重疾病的患者,根据研究者的判断,这些疾病会使患者不适合参加本研究
- HIV(血清学或 RNA)阳性,和/或 HbsAg 和/或 HBV DNA 和/或 HCV RNA 和/或梅毒螺旋体或支原体活动性感染
- DQ/IQ <70的患者
- 既往接受过同种异体造血干细胞移植或使用不同产品的基因治疗
- PeIMP(G-CSF、普乐沙福、白消安、氟达拉滨、利妥昔单抗)的禁忌症
学习计划
本节提供研究计划的详细信息,包括研究的设计方式和研究的衡量标准。
研究是如何设计的?
设计细节
- 主要用途:治疗
- 分配:不适用
- 介入模型:单组作业
- 屏蔽:无(打开标签)
武器和干预
参与者组/臂 |
干预/治疗 |
|---|---|
|
实验性的:Treatment
Gene therapy (autologous, CD34+ cell enriched cells fraction containing HSPCs, transduced with the IDUA LVV encoding for the human IDUA gene and cryopreserved in cryoformulation medium)
|
The drug product target dose is more or equal to 8x10^6 CD34+ cells/Kg, with a minimum dose of 4x10^6 CD34+ cells/Kg and a maximum dose of 35x10^6 CD34+ cells/Kg. The product will be injected intravenously. |
研究衡量的是什么?
主要结果指标
结果测量 |
措施说明 |
大体时间 |
|---|---|---|
|
实现血液学植入
大体时间:基因疗法后45天内
|
受试者在ATIMP注射后45天内,连续3次血细胞计数中,中性粒细胞计数大于500/mm³且血小板计数大于20,000/mm³(连续7天未输注血小板)的百分比。
|
基因疗法后45天内
|
|
Overall survival
大体时间:Assessed at multiple timepoints up to 15 years post-treatment
|
Number and percentage of subjects alive at the end of the trial
|
Assessed at multiple timepoints up to 15 years post-treatment
|
|
Safety of the administration of autologous haematopoietic stem cells transduced with IDUA LVV - Short term tolerability
大体时间:0-24 hours from ATIMP injection
|
Percentage of subjects not experiencing short-term adverse events of any grade and systemic reactions
|
0-24 hours from ATIMP injection
|
|
Safety of the administration of autologous haematopoietic stem cells transduced with IDUA LVV - Absence of Replication Competent Lentivirus
大体时间:Assessed at multiple timepoints up to 8 years post-treatment, or if clinically indicated
|
Percentage of subjects without Replication Competent Lentivirus
|
Assessed at multiple timepoints up to 8 years post-treatment, or if clinically indicated
|
|
Safety of the administration of autologous haematopoietic stem cells transduced with IDUA LVV - Absence of malignancy or abnormal clonal proliferation
大体时间:Assessed at multiple timepoints up to 15 years post-treatment
|
Percentage of subjects without abnormal clonal proliferation
|
Assessed at multiple timepoints up to 15 years post-treatment
|
|
Overall safety and tolerability (AE)
大体时间:Assessed at multiple timepoints up to 15 years post-treatment
|
The number of AEs (expected/unexpected and/or related/not related) and SAEs (expected/unexpected and/or related/not related) and the percentage of subjects experiencing AEs (expected/unexpected and/or related/not related) and SAEs (expected/unexpected and/or related/not related) will be summarized by severity and within body system involved.
Narratives will also be presented.
The rate of occurrence of these events will also be estimated.
|
Assessed at multiple timepoints up to 15 years post-treatment
|
|
IDUA activity in blood (up to supraphysiologic levels) at 1-year post-treatment
大体时间:At 1 year post-treatment
|
IDUA activity measured on peripheral dried blood spot
|
At 1 year post-treatment
|
次要结果测量
结果测量 |
措施说明 |
大体时间 |
|---|---|---|
|
Anti-IDUA antibody immune response
大体时间:Assessed at multiple timepoints up to 8 years post-treatment, or if clinically indicated
|
Presence or absence and titer of anti-IDUA antibody on plasma or serum
|
Assessed at multiple timepoints up to 8 years post-treatment, or if clinically indicated
|
|
Achievement of supraphysiologic IDUA activity in blood
大体时间:Assessed at multiple timepoints up to 15 years post-treatment
|
IDUA activity measured on peripheral dried blood spots up to supraphysiologic levels as compared with healthy donors.
A supraphysiologic IDUA level is defined as >24.31 μmol/L/h, which is the 97.5th percentile of the IDUA distribution in healthy children
|
Assessed at multiple timepoints up to 15 years post-treatment
|
|
IDUA activity in plasma
大体时间:Assessed at multiple timepoints up to 15 years post-treatment
|
IDUA activity measured on plasma samples from peripheral blood.
|
Assessed at multiple timepoints up to 15 years post-treatment
|
|
Engraftment of transduced cells ≥ 0.30 VCN/genome
大体时间:Assessed at multiple timepoints up to 15 years post-treatment
|
Percentage of subjects with engraftment of transduced cells ≥ 0.30 VCN/genome on peripheral blood mononuclear cells (PBMC) and/or bone marrow (BM) progenitor cells.
|
Assessed at multiple timepoints up to 15 years post-treatment
|
|
Normalization of urinary GAGs
大体时间:Assessed at multiple timepoints up to 15 years post-treatment
|
Percentage of subjects achieving normalization of urinary GAG levels (heparan sulfate and dermatan sulfate) measured by HPLC
|
Assessed at multiple timepoints up to 15 years post-treatment
|
|
Normalization of spleen and liver
大体时间:Assessed at multiple timepoints up to 15 years post-treatment
|
Percentage of subjects with normal spleen and liver assessed by clinical examination (palpation) and/or ultrasound
|
Assessed at multiple timepoints up to 15 years post-treatment
|
|
Growth velocity
大体时间:Assessed at multiple timepoints up to 15 years post-treatment
|
Length/height for age (cm) per month vs. WHO percentiles
|
Assessed at multiple timepoints up to 15 years post-treatment
|
合作者和调查者
在这里您可以找到参与这项研究的人员和组织。
出版物和有用的链接
负责输入研究信息的人员自愿提供这些出版物。这些可能与研究有关。
一般刊物
- Consiglieri G, Tucci F, De Pellegrin M, Guerrini B, Cattoni A, Risca G, Scarparo S, Sarzana M, Pontesilli S, Mellone R, Gasperini S, Galimberti S, Silvani P, Filisetti C, Darin S, Forni G, Miglietta S, Santi L, Facchini M, Corti A, Fumagalli F, Cicalese MP, Calbi V, Migliavacca M, Barzaghi F, Ferrua F, Gallo V, Recupero S, Canarutto D, Doglio M, Tedesco L, Volpi N, Rovelli A, la Marca G, Valsecchi MG, Zancan S, Ciceri F, Naldini L, Baldoli C, Parini R, Gentner B, Aiuti A, Bernardo ME. Early skeletal outcomes after hematopoietic stem and progenitor cell gene therapy for Hurler syndrome. Sci Transl Med. 2024 May;16(745):eadi8214. doi: 10.1126/scitranslmed.adi8214. Epub 2024 May 1.
- Gentner B, Tucci F, Galimberti S, Fumagalli F, De Pellegrin M, Silvani P, Camesasca C, Pontesilli S, Darin S, Ciotti F, Sarzana M, Consiglieri G, Filisetti C, Forni G, Passerini L, Tomasoni D, Cesana D, Calabria A, Spinozzi G, Cicalese MP, Calbi V, Migliavacca M, Barzaghi F, Ferrua F, Gallo V, Miglietta S, Zonari E, Cheruku PS, Forni C, Facchini M, Corti A, Gabaldo M, Zancan S, Gasperini S, Rovelli A, Boelens JJ, Jones SA, Wynn R, Baldoli C, Montini E, Gregori S, Ciceri F, Valsecchi MG, la Marca G, Parini R, Naldini L, Aiuti A, Bernardo ME; MPSI Study Group. Hematopoietic Stem- and Progenitor-Cell Gene Therapy for Hurler Syndrome. N Engl J Med. 2021 Nov 18;385(21):1929-1940. doi: 10.1056/NEJMoa2106596.
- Tucci F, Uria Oficialdegui ML, Consiglieri G, Cossutta M, Filisetti C, Fumagalli F, Butera C, Santangelo R, Colombo M, Manitto MP, Stoppani M, Martina E, Dane G, Camesasca C, Risca G, De Pellegrin M, Scarparo S, Sarzana M, Puricelli C, Galimberti S, Darin S, Silvani P, Bonanomi S, Gasperini S, Naldini L, Gentner B, Parini R, Del Toro M, Diaz-de-Heredia C, Aiuti A, Bernardo ME. Non-neurological, non-skeletal outcomes after hematopoietic stem and progenitor cell-gene therapy (OTL-203) for Hurler syndrome. Mol Ther. 2026 Jan 7;34(1):443-454. doi: 10.1016/j.ymthe.2025.09.042. Epub 2025 Sep 27.
研究记录日期
这些日期跟踪向 ClinicalTrials.gov 提交研究记录和摘要结果的进度。研究记录和报告的结果由国家医学图书馆 (NLM) 审查,以确保它们在发布到公共网站之前符合特定的质量控制标准。
研究主要日期
学习开始 (实际的)
2018年5月11日
初级完成 (估计的)
2035年1月1日
研究完成 (估计的)
2035年3月1日
研究注册日期
首次提交
2018年3月22日
首先提交符合 QC 标准的
2018年3月28日
首次发布 (实际的)
2018年4月5日
研究记录更新
最后更新发布 (实际的)
2026年7月16日
上次提交的符合 QC 标准的更新
2026年7月14日
最后验证
2026年7月1日
更多信息
与本研究相关的术语
其他相关的 MeSH 术语
其他研究编号
- 2024-514870-29-00
计划个人参与者数据 (IPD)
计划共享个人参与者数据 (IPD)?
未定
药物和器械信息、研究文件
研究美国 FDA 监管的药品
不
研究美国 FDA 监管的设备产品
不
在美国制造并从美国出口的产品
不
此信息直接从 clinicaltrials.gov 网站检索,没有任何更改。如果您有任何更改、删除或更新研究详细信息的请求,请联系 register@clinicaltrials.gov. clinicaltrials.gov 上实施更改,我们的网站上也会自动更新.