New stem cell treatment offers hope for ALS patients
NCT ID NCT06169176
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This trial provides expanded access to RAPA-501, a therapy made from a patient's own immune cells, for people with ALS. The goal is to control the disease and slow its progression. Participants must be 18 or older and have a confirmed ALS diagnosis.
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Study facts
What this study's own registry entry says, in plain language.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Male or female patients ≥ 18 years of age. 2. Patients with sporadic or familial ALS diagnosed as laboratory-supported possible, probable, or definite according to World Federation of Neurology El Escorial Criteria. 3. Pulmonary slow vital capacity (SVC) \< 50% of predicted normal (as measured within three months prior to screening or at the time of screening; inability to measure an SVC value at the time of screening that is due to severe reduction in respiratory function will also fulfill this eligibility criterion #3). However, SVC values ≥50% are acceptable if an EAP recipient of RAPA-501 is re-enrolled to the study. 4. Must have a source of autologous T cells potentially sufficient to manufacture RAPA-501 cells, as defined by a peripheral CD3+ T cell count ≥ 500 cells per μl. 5. Patients who are taking riluzole (Rilutek®), edaravone (Radicava®), and/or sodium phenylbutyrate/taurursodial (Relyvrio™) are eligible if taking the drug for at least 30 days prior to the screening visit. 6. Patients must be ≥ two (2) weeks removed from major surgery, or investigational therapy. 7. Patients must have no ongoing, unstable serious illness other than ALS, as determined by the Site Investigator. 8. Serum creatinine less than or equal to 2.0 mg/dL. 9. Aspartate aminotransferase (AST) and alanine aminotransferase (ALT) ≤ 3 x upper limit of normal (ULN). 10. Bilirubin ≤ 1.5 (except if due to Gilbert's disease). 11. No history of abnormal bleeding tendency. 12. Voluntary written consent must be given before performance of any study related procedure not part of standard medical care, with the understanding that consent may be withdrawn by the patient at any time without prejudice to future care. 13. Not enrolled in another interventional clinical trial or expanded access protocol and must have stopped taking other experimental drug(s) at least 2 weeks prior to screening. Exclusion Criteria: 1. Active uncontrolled infection. 2. Hypertension not adequately controlled by ≤ 3 medications. 3. History of documented pulmonary embolus within 6 months of enrollment. 4. Clinically significant cardiac pathology, as defined by: myocardial infarction within 6 months prior to enrollment, Class III or IV heart failure according to NYHA, uncontrolled angina, severe uncontrolled ventricular arrhythmias, or electrocardiographic evidence of acute ischemia or active conduction system abnormalities. 5. HIV, hepatitis B, or hepatitis C seropositive. 6. Pregnant or breastfeeding subjects. 7. Subjects of childbearing age, or males who have a partner of childbearing potential, who are unwilling to practice contraception. 8. Subjects may be excluded at the Principal Investigator discretion or if it is deemed that allowing participation would represent an unacceptable medical or psychiatric risk.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
10 sites. The list below names each one and where it is.
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The official record
The full official record for this study. This one lists no contact details, but it is the first place any would appear.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Barrow Neurological Institute
Phoenix, Arizona, 85013, United States
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Emory University
Atlanta, Georgia, 30322, United States
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Hackensack University Medical Center
Hackensack, New Jersey, 07601, United States
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Massachusetts General Hospital
Boston, Massachusetts, 02114, United States
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Mayo Clinic Hospital Phoenix
Scottsdale, Arizona, 85259, United States
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Providence Portland Medical Center
Portland, Oregon, 97213, United States
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University of California Irvine Health
Irvine, California, 92868, United States
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University of California, San Francisco
San Francisco, California, 94143, United States
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University of Iowa Health Care
Iowa City, Iowa, 52242, United States
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University of Minnesota
Minneapolis, Minnesota, 55455, United States
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