How the brain protein neurexin affects social flexibility and amygdala learning

Role of neurexin in social adaptation and amygdala plasticity

['FUNDING_R01'] · ROSALIND FRANKLIN UNIV OF MEDICINE & SCI · NIH-11300986

This project looks at whether changes in the ASD-linked gene neurexin alter brain connections that help people change their social behavior.

Quick facts

Phase['FUNDING_R01']
Study typeNih_funding
SexAll
SponsorROSALIND FRANKLIN UNIV OF MEDICINE & SCI (nih funded)
Locations1 site (NORTH CHICAGO, UNITED STATES)
Trial IDNIH-11300986 on ClinicalTrials.gov

What this research studies

From a patient perspective, researchers are using animal models to trace how the ASD-linked gene Nrxn1 (neurexin) affects the brain circuit between the anterior cingulate cortex and basolateral amygdala that helps guide social decisions. They will alter Nrxn1 and measure changes in neural signaling and synaptic plasticity in that circuit. Behavioral tests in rodents will probe social interactions and how well animals adapt when social cues change. The team will combine neural recordings and circuit manipulations to link gene changes to specific brain and behavior differences.

Who could benefit from this research

Good fit: People with autism spectrum disorder, especially those known to carry NRXN1 changes or who have trouble adapting social behavior, could be most relevant to the findings.

Not a fit: Individuals whose autism is unrelated to NRXN1 or whose social challenges stem mainly from non-neural factors may not directly benefit from these results.

Why it matters

Potential benefit: If successful, this work could reveal how an ASD risk gene leads to social inflexibility and point to new targets for therapies to improve social functioning.

How similar studies have performed: Prior genetic and animal studies have linked NRXN1 to ASD risk, but directly tying NRXN1 to ACC–BLA synaptic plasticity and social adaptability is a newer, less-tested approach.

Where this research is happening

NORTH CHICAGO, 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: 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.