Term Name:	regulation of myofibril number
Synonyms:	change of myofibril number
Definition:	Any process that modulates the number of myofibrils. A myofibril is the contractile element of skeletal and cardiac muscle. It is a long, highly organized bundle of actin, myosin, and other proteins that contracts by a sliding filament mechanism.
Ontology:	GO: Biological Process [GO:0014882]    QuickGO    AmiGO