Background: The anti-infammatory and cardioprotective effect of acetylcholine (ACh) has been reported; nevertheless. whether and how ACh exhibits an antioxidant property against ischemia/reperfusion (I/R)-induced oxidative stress remains obscure. Methods: In the present study. H9c2 rat cardiomyocytes were exposed to hypoxia/reoxygenation (H/R) to mimic I/R injury. https://powerlands.shop/product-category/battery/