# New optogenetic tool inhibits activity in neurons and heart muscle cells

- Source: Phys.org
- Published: 2026-10-21T23:20:01+00:00
- Category: Science
- Original: https://phys.org/news/2026-10-optogenetic-tool-inhibits-neurons-heart.html
- Canonical: https://groundlevelnews.com/story/new-optogenetic-tool-inhibits-activity-in-neurons-and-heart-muscle-cel-4ff999/

Researchers from Ruhr University Bochum have partnered with colleagues in Göttingen, Berlin, Paris and Essen to develop new optogenetic tools that can selectively inhibit cellular activity through light. These tools could help investigate diseases in which the balance between excitation and inhibition is disrupted, such as cardiac arrhythmias.

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