Treatment Trials

14 Clinical Trials for Various Conditions

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ACTIVE_NOT_RECRUITING
RGX-111 Gene Therapy in Patients With MPS I
Description

RGX-111 is a gene therapy which is intended to deliver a functional copy of the α-L-iduronidase (IDUA) gene to the central nervous system. This is a safety and dose ranging study to determine whether RGX-111 is safe and tolerated by patients with MPS I.

TERMINATED
Phase I/II Pilot Study of Mixed Chimerism to Treat Inherited Metabolic Disorders
Description

The goal of this research study is to establish chimerism and avoid graft-versus-host-disease (GVHD) in patients with inherited metabolic disorders.

COMPLETED
Clinical Study of Aldurazyme in Patients With Mucopolysaccharidosis (MPS) I
Description

This study is being conducted to demonstrate the safety and clinical efficacy of Aldurazyme treatment in MPS I patients

COMPLETED
A Study of Intrathecal Enzyme Therapy for Cognitive Decline in MPS I
Description

This is a 24-month study of the use of laronidase administered into the spinal fluid to treat cognitive decline in mucopolysaccharidosis I (MPS I). MPS I is a rare genetic condition due to deficiency of the enzyme alpha-l-iduronidase. Laronidase is the manufactured form of the enzyme alpha-l-iduronidase. MPS I is a heterogeneous disease with several clinical phenotypes ranging from the most severe, Hurler syndrome, to the attenuated forms, Hurler-Scheie and Scheie. Although patients with milder forms of MPS I may not have grossly observable problems with cognition, these patients do have learning difficulties that are apparent in school and with neuropsychological testing. The goal of this study is to evaluate whether intrathecal recombinant human alpha-l-iduronidase (rhIDU) injections can stabilize or improve cognitive decline in individuals with MPS I.

TERMINATED
Extension Study of Intrathecal Enzyme Replacement Therapy for MPS I
Description

This is a one-year extension study of the use of laronidase into the spinal fluid to treat spinal cord compression in mucopolysaccharidosis I. Mucopolysaccharidosis I is a rare genetic condition due to deficiency of the enzyme alpha-l-iduronidase. Spinal cord compression occurs in this condition due to accumulation of material called glycosaminoglycans (GAG). Laronidase is the manufactured form of the enzyme alpha-l-iduronidase that is deficient in mucopolysaccharidosis I patients. The aim of this study is to determine whether laronidase is safe and effective when given into the spinal fluid as a potential non-surgical treatment for spinal cord compression due to mucopolysaccharidosis I disease. Funding Source -- FDA OOPD

COMPLETED
Phase 3 Extension Study of the Safety and Efficacy of Aldurazyme® (Laronidase) in Mucopolysaccharidosis I (MPS I) Patients
Description

This study is being conducted to collect additional long-term efficacy and safety data of Aldurazyme® (laronidase) patients with MPS I disease. Patients who were previously enrolled in the Phase 3 Double-Blind Study will be enrolled in this study.

COMPLETED
A Study Investigating the Relationship Between the Development of Laronidase Antibody and Urinary GAG (Glycosaminoglycan) Levels in Aldurazyme® Treated Patients
Description

The purpose of this study is to determine whether the development of antibodies to laronidase in patients with MPS I receiving Aldurazyme® impairs the clearance of GAG substrate.

ACTIVE_NOT_RECRUITING
Long Term Follow-up (LTFU) of Subjects Who Received SB-318, SB-913, or SB-FIX
Description

Long-term follow-up of subjects who received SB-318, SB-913, or SB-FIX in a previous trial and completed at least 52 weeks post-infusion follow-up in their primary protocol. Enrolled subjects will be followed for a total of up to 10 years following exposure to SB-318, SB-913, or SB-FIX.

TERMINATED
Ascending Dose Study of Genome Editing by the Zinc Finger Nuclease (ZFN) Therapeutic SB-318 in Subjects With MPS I
Description

The purpose of the study is to evaluate the safety, tolerability of ascending doses of SB-318. SB-318 is an intravenously delivered Zinc Finger Nuclease (ZFN) Therapeutic for genome editing. It inserts a correct copy of the α-L-iduronidase (IDUA) gene into the Albumin locus in hepatocytes with the goal of lifelong therapeutic production of the IDUA enzyme.

Conditions
COMPLETED
Lysosomal Storage Disease: Health, Development, and Functional Outcome Surveillance in Preschool Children
Description

Hypothesis: Children diagnosed with a lysosomal disease will exhibit developmental, adaptive, and behavioral strengths and difficulties depending upon 1) biomedical risk factors (i.e. the specific genetic disorder responsible for the illness); 2) available modifying interventions, whether medical or behavioral; and 3) social risks in the children's families, neighborhoods and communities. A valid and reliable telephone-based surveillance system can successfully collect the data required to elucidate these developmental, adaptive and behavioral strengths and difficulties.

COMPLETED
Longitudinal Studies of Brain Structure and Function in MPS Disorders
Description

Neurobehavioral function and quality of life are compromised in many patients with mucopolysaccharidosis (MPS) disorders. The long-term goals of this research are to: 1) more accurately inform patients/parents regarding potential neurobehavioral outcomes; 2) develop sensitive measures of disease progression and central nervous system (CNS) treatment outcome; and 3) help clinical researchers develop direct treatments for specific brain structures/functions. The investigators hypothesize that specific and localized neuroimaging and neuropsychological findings and their relationship will be distinct for each MPS disorder. It is further hypothesized that without treatment, functions will decline and structure will change over time in a predictable fashion, and will be related to locus of abnormality and stage of disease.

TERMINATED
ALD-101 Adjuvant Therapy of Unrelated Umbilical Cord Blood Transfusion (UCBT) in Patients With Inherited Metabolic Diseases
Description

Eligible research subjects will receive an unrelated umbilical cord blood transfusion as a possible cure for their inherited metabolic disease. A portion of cord blood cells (ALD-101) will be separated from the cord blood unit and given approximately 4 hours after the standard cord blood transfusion. The study will test if the supplemental cells will increase the speed at which normal levels of circulating blood cells are re-established after transplant.

RECRUITING
Mucopolysaccharidosis I (MPS I) Registry
Description

The Mucopolysaccharidosis I (MPS I) Registry is an ongoing, observational database that tracks the outcomes of patients with MPS I. The data collected by the MPS I Registry will provide information to better characterize the natural history and progression of MPS I as well as the clinical responses of patients receiving enzyme replacement therapy, such as Aldurazyme (Recombinant Human Alpha-L-Iduronidase), or other treatment modalities. The objectives of the Registry are: * To evaluate the long-term effectiveness and safety of Aldurazyme® (laronidase) * To characterize and describe the MPS I population as a whole, including the variability, progression, and natural history of MPS I * To help the MPS I medical community with the development of recommendations for monitoring patients and reports on patient outcomes to optimize patient care

TERMINATED
Mucopolysaccharidosis (MPS) I, II, and VI Screening in a High-Risk Population With Previous Surgical Repair or Presence of Inguinal and/or Umbilical Hernia in Combination With Pediatric ENT Surgery (The HATT Project)
Description

Mucopolysaccharidosis (MPS) type II (MPS II; Hunter syndrome) is a rare, X-linked disease caused by a deficiency of the lysosomal enzyme iduronate-2-sulfatase (I2S) and occurs almost exclusively in boys, with an incidence of approximately 1.3 per 100,000 live male births.1 Early identification of MPS II is challenging because some initial features, such as chronic runny nose, otitis media, and hernias, are commonly seen in the general population. As a result, even though the signs and symptoms of MPS II typically appear early in childhood, the diagnosis may lag behind by several years. The primary objective of this international multi-center study is to evaluate the positive screening rate of MPS II subjects by screening a high-risk male pediatric population who have had or are scheduled for 1 or more specific ENT surgical procedures (adenoidectomy and/or tonsillectomy and/or tympanostomy) and who have a previously repaired or present evidence of an inguinal and/or umbilical hernia.