How tiny nerve networks make behavior and change in the Hydra

Neuronal Ensemble Mechanisms of Behavior and Plasticity in a Cnidarian

NIH-funded research Columbia Univ New York Morningside · NIH-11305262

Researchers are mapping how groups of nerve cells create and change behaviors in a tiny transparent animal to learn ideas that could help people with brain conditions.

Quick facts

Grant typeR21 grant
Study typeNIH-funded research
Funding institutionColumbia Univ New York Morningside NIH-funded
Lab location1 site (New York, United States)
Project IDNIH-11305262 on NIH RePORTER

What this research studies

This project watches the activity of every neuron and muscle cell in the tiny transparent animal Hydra while it performs feeding behaviors. Scientists will use whole-body two-photon imaging and targeted stimulation to see which groups of neurons fire together and which cause specific actions. They will combine these activity maps with Hydra’s complete wiring diagram (connectome) to link patterns of activity to specific circuits and to study how those patterns change with experience. Although done in an animal model, the team hopes the basic principles they uncover will point to new ways to understand disorders such as Alzheimer’s disease and autism.

Who could benefit from this research

Good fit: This project does not enroll people; it is a laboratory study using animals rather than a human trial.

Not a fit: People seeking immediate treatments or clinical trials are unlikely to benefit directly since the work is basic lab research in Hydra.

Why it matters

Potential benefit: If successful, this could reveal basic rules of how neuron groups drive behavior and adapt, which may guide future diagnostics or treatments for Alzheimer’s, autism, and other brain disorders.

How similar studies have performed: Related neuronal ensemble mapping in mice and zebrafish has improved basic understanding of neural circuits, but whole-body imaging in Hydra for behavior and plasticity is relatively novel.

Where this research is happening

New York, 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.
Conditions Alzheimer disease dementiaAlzheimer syndromeAlzheimer's DiseaseAutistic Disorder
Last reviewed 2026-06-09 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.