Overview
Researchers from Ruhr University Bochum, collaborating with teams in Göttingen, Berlin, Paris, and Essen, have engineered new optogenetic tools capable of selectively inhibiting cellular activity using light. The tools target excitable cells, specifically neurons and heart muscle cells.
Approach
The collaboration established an optogenetic mechanism to suppress cellular activity on demand. By applying light, the engineered systems enable targeted inhibition of active cells, allowing researchers to control cell behavior in both cardiac and neural systems.
Potential Applications
The newly developed tools are intended to facilitate the study of conditions characterized by an imbalance between cellular excitation and inhibition. Specifically, the researchers identify cardiac arrhythmias as a key disease model where these light-activated inhibitory tools can be applied to investigate underlying dysfunction.