21 Participants NeededMy employer runs this trial

hNSC-01 for Huntington's Disease

(REGEN4HD Trial)

UA
Overseen ByUCI Alpha Clinic
Age: 18+
Sex: Any
Trial Phase: Phase 1 & 2
Sponsor: Leslie Thompson
No Placebo GroupAll trial participants will receive the active study treatment (no placebo)

What You Need to Know Before You Apply

What is the purpose of this trial?

This trial tests a new treatment called hNSC-01, a type of cell therapy, for individuals with Huntington's disease, a genetic disorder affecting the brain and causing movement and cognitive issues. The trial aims to determine the safety and tolerability of this treatment. Participants will receive varying doses to identify the most effective and safe option. Those with a confirmed diagnosis of Huntington's disease who can undergo medical procedures like MRI scans and surgery may qualify for this trial. As a Phase 1 trial, this research focuses on understanding the treatment's effects in people, offering participants the chance to be among the first to receive this new therapy.

Do I need to stop my current medications for the trial?

The trial information does not specify whether you need to stop taking your current medications. It's best to discuss this with the trial coordinators or your doctor.

Is there any evidence suggesting that hNSC-01 is likely to be safe for humans?

Earlier research has studied human neural stem cells (hNSCs) for treating Huntington's disease, suggesting that this type of treatment might be safe for humans. However, this trial marks the first time the specific treatment, hNSC-01, is tested in people, so safety data for hNSC-01 in humans is not yet available.

The trial is in its early stages, focusing on assessing the treatment's safety and tolerability. Researchers will closely monitor participants for any side effects or issues. Early-stage trials proceed cautiously, typically starting with low doses and gradually increasing them while maintaining close observation of participants.

While past research with similar treatments offers hope, more information is needed to confirm hNSC-01’s safety in people. Participants can expect thorough monitoring throughout the trial.12345

Why do researchers think this study treatment might be promising?

Unlike other treatments for Huntington's Disease, hNSC-01 uses human neural stem cells to target the condition at its core. Current options like tetrabenazine work by managing symptoms such as chorea, but they don't address the underlying disease progression. Researchers are excited about hNSC-01 because it has the potential to repair and replace damaged neurons, offering a more direct and potentially transformative approach to treating Huntington's Disease. With various dosing strategies being explored, including unilateral and bilateral administration at different dosages, hNSC-01 could offer tailored treatment options that maximize effectiveness and minimize side effects.

What evidence suggests that hNSC-01 might be an effective treatment for Huntington's disease?

Research has shown that hNSC-01, a treatment using special brain cells, could benefit people with Huntington's disease. In animal studies, these cells promoted brain cell growth and improved movement. They also appeared to restore brain function and remained safe over extended periods. The treatment uses cells that might connect with existing brain cells, potentially easing symptoms. Although these results come from animal studies, they offer hope for similar outcomes in humans. Participants in this trial will receive varying dosages of hNSC-01, from unilateral low doses to bilateral high doses, to assess its effectiveness and safety in humans.14567

Are You a Good Fit for This Trial?

This trial is for adults aged 18 to 65 who have a confirmed diagnosis of Huntington's disease. Participants must be able to make their own medical decisions, undergo MRI scans, and tolerate brain surgery and related procedures.

Inclusion Criteria

I am able to make my own decisions and sign consent forms.
Please note this may not be a complete list of eligibility criteria.
I am between 18 and 65 years old.
See 2 more

Timeline for a Trial Participant

Screening

Participants are screened for eligibility to participate in the trial

2-4 weeks

Treatment

Participants receive implantation of hNSC-01 to assess safety and tolerability

12 weeks
Multiple visits for surgery and monitoring

Follow-up

Participants are monitored for safety and effectiveness after treatment

12 months
Regular visits for assessments and monitoring

Long-term follow-up

Longer term safety assessment including adverse events and various clinical evaluations

12 months

What Are the Treatments Tested in This Trial?

Interventions

  • hNSC-01

Trial Overview

Researchers are testing the safety of implanting human neural stem cells (hNSC-01) into people with Huntington's disease. This is the first time this treatment is being tried in humans.

How Is the Trial Designed?

4

Treatment groups

Active Control

Group I: Cohort AActive Control1 Intervention
Group II: Cohort BActive Control1 Intervention
Group III: Cohort CActive Control1 Intervention
Group IV: Cohort DActive Control1 Intervention

Find a Clinic Near You

Who Is Running the Clinical Trial?

Leslie Thompson

Lead Sponsor

California Institute for Regenerative Medicine (CIRM)

Collaborator

Trials
70
Recruited
3,300+

University of California, Irvine

Collaborator

Trials
580
Recruited
4,943,000+

Citations

Human Neural Stem Cells for Huntington's Disease

The purpose of this research study is to determine whether an implantation of hNSC-01 is a safe and tolerable study intervention for ...

hNSC-01 for Huntington's Disease (REGEN4HD Trial)

The purpose of this research study is to determine whether an implantation of hNSC-01 is a safe and tolerable study intervention for Huntington's disease.

Long-Term Health Outcomes of Huntington Disease and the ...

The predicted median survival time for the PFD, SF1, and SF2 populations was 31.8, 17.2, and 12.5 remaining years, respectively.

I035 Preclinical studies to enable phase 1b/2a safety and ...

We propose to evaluate a human neural cell product, hNSC-01, as a potential cell-based therapy for HD. The proposed clinical trial is aimed at evaluating ...

$12M grant will back 2026 trial of stem cell therapy for ...

In mouse models of the disease, hNSC-01 has been shown to support brain cell growth. It also was seen to potentially form connections with ...

First-in-Human Trial of Neural Stem Cell Therapy for HD ...

The phase 1b/2a study, known as REGEN4HD (NCT07451613), aims to evaluate the safety and tolerability of hNSC-01 in 21 adults (aged 18 to 65 ...

Human Neural Stem Cells for HD

Our long-term goal is to assess the safety and temporal efficacy of hNSC transplantation in HD patients. ... Brain Disorders; Huntington's Disease; ...