Islet-on-a-chip device reveals first phase glucose-stimulated respiration is substrate limited by glycolysis independent of Ca2+ activity.
R. Regeenes, Y. Wang, A. Piro, A. Au, C. M. Yip, M. B. Wheeler, J. V. Rocheleau
The paper develops an islet-on-a-chip device to measure glucose-stimulated respiration and Ca2+ activity in individual islets, showing OxPhos is substrate-limited by NADH rather than ADP and independent of Ca2+.
bioRxiv · Mar 2, 2022Bioengineering