β-adrenergic stimulation synchronizes a broad spectrum of action potential firing rates of cardiac pacemaker cells towards a higher population average
M. S. Kim, O. Monfredi, L. A. Maltseva, E. G. Lakatta, V. A. Maltsev
The study shows that β-adrenergic stimulation causes SAN cells to synchronize their firing rates towards a higher average, rather than uniformly increasing each cell's rate.
bioRxiv · Jul 6, 2021Biophysics