TY - RPRT TI - Dual effects of nicotinamide on aging-related arrhythmia: protective at low dose, proarrhythmic at high doses AU - Hu, L. AU - Hu, Y. AU - Qi, X. AU - van Rinsum, A. AU - Keijer, J. AU - Zhang, D. PY - 2025 DO - 10.1101/2025.09.22.677785 UR - https://www.biorxiv.org/content/10.1101/2025.09.22.677785v1 ID - 10.1101/2025.09.22.677785 ER -