. "\"The process in which a relatively unspecialized cell acquires the specialized structural and/or functional features of a cell of the atrioventricular bundle. These cells are specialized cardiomyocytes that transmit signals from the AV node to the cardiac Purkinje fibers.\" [GOC:mtg_heart]" . . "atrioventricular bundle cell differentiation" . "AV bundle cell differentiation" . .