Linking regulation of nitric oxide to endothelin-1: The Yin and Yang of vascular tone in the atherosclerotic plaque. Gupta RM, Libby P, Barton M. Linking regulation of nitric oxide to endothelin-1: The Yin and Yang of vascular tone in the atherosclerotic plaque. Atherosclerosis. 2020;292:201-203. doi:10.1016/j.atherosclerosis.2019.11.001 Read more