RNA problems in Pontocerebellar Hypoplasia Type 1b

Investigating RNA dysregulation in Neurological Disease through study of Pontocerebellar Hypoplasia Type 1b

NIH-funded research University of Southern California · NIH-11310185

This research looks at how changes in RNA and the EXOSC3 gene cause pontocerebellar hypoplasia type 1b in babies and young children.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Southern California NIH-funded
Lab location1 site (Los Angeles, UNITED STATES)
Project IDNIH-11310185 on NIH RePORTER

What this research studies

If my child has PCH1b, this project focuses on how mutations in the EXOSC3 gene disrupt the RNA exosome, the cell machinery that controls RNA processing. Researchers will use multicellular lab models, biochemical tests, and animal or patient-derived cells to identify which RNAs are misprocessed and how that leads to loss of cerebellum and pons tissue. They will compare affected and normal cells or tissues to find specific RNA changes that explain why certain brain regions are especially vulnerable. The findings are intended to point toward molecular steps that could become targets for future therapies or improve genetic counseling for families.

Who could benefit from this research

Good fit: Ideal participants are infants or young children with a confirmed diagnosis of PCH1b or pathogenic EXOSC3 mutations, or families willing to provide clinical information and biological samples.

Not a fit: People without PCH1b or without EXOSC3 mutations, or those with unrelated neurological conditions, are unlikely to receive direct benefit from this project.

Why it matters

Potential benefit: Could identify molecular targets to guide development of future treatments and improve diagnosis or genetic counseling for affected families.

How similar studies have performed: Laboratory studies have previously linked RNA-processing defects to neurological disease, but focused work on EXOSC3 and PCH1b remains limited and exploratory.

Where this research is happening

Los Angeles, 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.
Last reviewed 2026-06-13 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.