Understanding Merkel Cells for Touch and Itch Relief

Cellular and Molecular Mechanisms Underlying Merkel Cell Loss and Regeneration

NIH-funded research Icahn School of Medicine at Mount Sinai · NIH-11131279

This research explores how special skin cells called Merkel cells are lost and regrow, which could help people experiencing itchiness from light touch, especially as they get older or have dry skin.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionIcahn School of Medicine at Mount Sinai NIH-funded
Lab location1 site (New York, United States)
Project IDNIH-11131279 on NIH RePORTER

What this research studies

Merkel cells are tiny sensors in our skin that help us feel light touch. As we age or experience dry skin, the number of these cells can decrease, leading to a common type of itch called alloknesis, which is triggered by light touch. This project aims to discover why Merkel cells are lost and how they can regenerate, using advanced techniques to track specific cells in the skin. By understanding these processes, we hope to find new ways to prevent or treat this bothersome itch.

Who could benefit from this research

Good fit: This research is relevant to individuals, particularly the elderly, who experience alloknesis or itchiness from light touch, especially if associated with dry skin.

Not a fit: Patients whose itch is not related to Merkel cell function, aging, or dry skin may not directly benefit from this specific line of research.

Why it matters

Potential benefit: If successful, this work could lead to new treatments that restore Merkel cells and alleviate chronic itch caused by light touch in older adults and those with dry skin.

How similar studies have performed: Recent studies have highlighted the role of Merkel cells in alloknesis, and pilot studies have shown that Merkel cell numbers can recover, suggesting a basis for this regeneration research.

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.
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.