IntroductionGrowing evidence from animal models indicates that the myocardium hosts a population of B cells that play a role in the development of cardiomyopathy. However. there is minimal data on human myocardial B cells in the context of cardiomyopathy. MethodsWe integrated single-cell and single-nuclei datasets from 45 healthy human hearts. https://www.ivoryjinelle.com/