Hypertrophic cardiomyocytes promote cardiac fibrosis through paracrine secretion of ketoisoleucine in pressure-overloaded hearts
Cardiac fibrosis is a critical pathological feature that drives pressure overload (PO)-induced heart failure (HF). This process involves a complex intercellular crosstalk between cardiac fibroblasts (CFs) and cardiomyocytes. Cardiomyocyte hypertrophy is a compensatory response to PO and undergoes metabolic reprogra...