New Treatment for Fragile X Syndrome by Correcting a Gene Mistake

Therapeutic Potential of Rescued FMR1 Mis-Splicing in Fragile X Syndrome

['FUNDING_R01'] · UNIV OF MASSACHUSETTS MED SCH WORCESTER · NIH-11093322

This research explores a new way to treat Fragile X Syndrome by fixing a specific error in the FMR1 gene using special genetic tools.

Quick facts

Phase['FUNDING_R01']
Study typeNih_funding
SexAll
SponsorUNIV OF MASSACHUSETTS MED SCH WORCESTER (nih funded)
Locations1 site (WORCESTER, UNITED STATES)
Trial IDNIH-11093322 on ClinicalTrials.gov

What this research studies

Fragile X Syndrome is a common inherited cause of intellectual disability and autism, caused by a problem with the FMR1 gene that stops it from working correctly. Our team discovered that in some people with Fragile X, the FMR1 gene makes a faulty, mis-spliced RNA molecule. We are developing special genetic tools called antisense oligonucleotides (ASOs) that can correct this mistake. By fixing the mis-splicing, we hope to restore the FMR1 gene's normal function and reduce the symptoms of the syndrome.

Who could benefit from this research

Good fit: This research is relevant for individuals diagnosed with Fragile X Syndrome, particularly those whose FMR1 gene shows the specific mis-splicing error identified in this work.

Not a fit: Patients with Fragile X Syndrome whose FMR1 gene does not exhibit this particular mis-splicing error may not benefit from this specific therapeutic approach.

Why it matters

Potential benefit: If successful, this approach could lead to a new therapy that directly addresses the genetic cause of Fragile X Syndrome, potentially improving intellectual function and reducing autism-like behaviors.

How similar studies have performed: Antisense oligonucleotide (ASO) therapies have shown success in treating other genetic disorders, but this specific application to correct FMR1 mis-splicing in Fragile X Syndrome is a novel approach.

Where this research is happening

WORCESTER, UNITED STATES

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.

View on NIH RePORTER →

Conditions: Aran-Duchenne disease, Autistic Disorder

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.