Why breathing problems wake you up in sleep apnea

Project 3: Circuitry mediating increased ventilation with EEG arousal

NIH-funded research Beth Israel Deaconess Medical Center · NIH-11016107

This project looks at brain pathways that cause people with sleep apnea to breathe more and wake up when carbon dioxide levels rise.

Quick facts

Grant typeP01 program project
Study typeNIH-funded research
Funding institutionBeth Israel Deaconess Medical Center NIH-funded
Lab location1 site (Boston, United States)
Project IDNIH-11016107 on NIH RePORTER

What this research studies

From my perspective, the researchers are mapping specific brain cell groups in areas called the parabrachial and Kölliker-Fuse nuclei that control breathing and sleep arousal. They will use lab experiments including genetic tools, neural recordings, and breathing measurements to see how these cells respond to rising CO2 and to opioids. The team aims to separate the neurons that increase ventilation from those that trigger EEG arousals so future treatments can target one without causing the other. Some experiments use animal models and the findings will be connected to human sleep measurements where possible.

Who could benefit from this research

Good fit: People with obstructive sleep apnea who wake frequently from high carbon dioxide levels or who have excessive daytime sleepiness would be most relevant to follow this research or join related human studies.

Not a fit: Patients whose sleep problems are due to purely anatomical issues fixed by surgery or those with unrelated sleep disorders may not see direct benefit from this circuit-focused work.

Why it matters

Potential benefit: If successful, this work could guide new treatments that reduce sleep-disrupting awakenings in obstructive sleep apnea while preserving safe breathing.

How similar studies have performed: Prior lab studies have identified these neuron groups and linked them to breathing and arousal, but turning those findings into patient treatments is still largely untested.

Where this research is happening

Boston, 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.