PIPages
Labs

Ruth Carper

San Diego State University, CA·Neuroscience

Hundreds of thousands of autistic people in the US will reach their 50s and beyond in coming decades. Yet almost nothing is known about how their brains and thinking change in later life.

Fields

Neuroscience

Psychology

Medicine & Clinical Research

Topics

autism spectrum disorder

aging

older adults

Grants
1 known grant, through Apr 2027

What they work on

  1. Track changes in brain anatomy, function and connectivity in autistic and typical adults aged 40–70 using multimodal MRI, and relate them to motor, executive and emotional changes.
  2. Test for group and age differences in GABA concentration, measured with MR spectroscopy, and in brain network integration and segregation, reflecting excitation–inhibition balance in aging.
  3. Identify neural and behavioral risk factors for poor or good outcomes, such as loss of daily living skills, and define autism subgroups by GABA levels or rates of change, using machine learning.

More about the research

Earlier snapshot studies hint at new problems with cognition, movement and mental health, faster brain tissue loss, and altered brain wiring. This project follows autistic adults over time to map these changes and find who is at risk of decline.

Why it matters

Autistic adults entering middle and older age have almost no data to guide their care. Identifying brain and behavioral signs that predict decline, such as falling GABA levels or faster brain change, could help clinicians spot people at risk earlier. It is a first step toward interventions that protect thinking and daily living skills.

Known grants

From NIH and NSF research grants. Labs often have other funding we can't see.

The Autistic Brain Over 45: The Anatomic, Functional, and Cognitive Phenotype

NIH · May 2015 – Apr 2027

Closest labs

Zheng Wang

University of Florida, FL·Neuroscience

Quantify verbal memory retention and executive function impairments in autistic adults aged 40–65 compared with age- and sex-matched cognitively normal controls, as early signs of dementia.

David Warren

University of Nebraska Medical Center, NE·Neuroscience

Provide MRI data collection for human cognitive neuroscience studies of children and adults, using a research-dedicated 3T Siemens Prisma scanner that can image brain structure, activity, white-matter connections and chemistry (spectroscopy).

Guoshi Li

University of North Carolina at Chapel Hill, NC·Neuroscience

Predict which brain regions have disrupted excitation-inhibition balance in 3xTg-AD Alzheimer's model mice versus normal mice, by applying the Multiscale Neural Model Inversion (MNMI) framework to ZTE resting-state fMRI and diffusion MRI.

The school

San Diego State University: 13 labs on PI Pages, $182M a year on research, 142 research doctorates a year.

More about San Diego State University

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