Understanding how CALHM ion channels affect taste perception

Molecular physiology of CALHM ion channels

NIH-funded research University of Pennsylvania · NIH-10873317

This study is looking at two important channels in our taste buds, CALHM1 and CALHM3, to see how they help us taste sweet, bitter, and savory flavors, using special mice to learn more about how taste signals get sent to our brains.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Pennsylvania NIH-funded
Lab location1 site (Philadelphia, United States)
Project IDNIH-10873317 on NIH RePORTER

What this research studies

This research investigates the molecular mechanisms and physiological roles of CALHM1 and CALHM3, two ion channels that play a crucial role in taste perception. By studying these channels, the research aims to uncover how they contribute to the perception of sweet, bitter, and umami tastes. The approach involves using genetically modified mice to observe the effects of CALHM1 and CALHM3 deletion on taste perception, as well as employing advanced techniques like cryo-electron microscopy to visualize these channels. The findings could provide insights into how taste information is transmitted from taste buds to the brain.

Who could benefit from this research

Good fit: Ideal candidates for participation or benefit from this research would include individuals with taste perception disorders or those interested in the biological mechanisms of taste.

Not a fit: Patients who do not have any taste perception issues or related conditions may not receive direct benefits from this research.

Why it matters

Potential benefit: If successful, this research could lead to new treatments for taste disorders and enhance our understanding of taste perception.

How similar studies have performed: Other research has shown success in understanding ion channels and their roles in sensory perception, suggesting that this approach could yield valuable insights.

Where this research is happening

Philadelphia, 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 Diabetes Mellitus
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.