Term: muscle pioneer myofibril
Name: muscle pioneer
Synonyms: muscle pioneers, non migratory adaxial cells
Definition: Cells that develop from adaxial cells that express engrailed and do not migrate completely to the lateral surface of the myotome, and instead extend from the notochord to the lateral surface of the somite, at the level of the future horizontal myoseptum.
Ontology: Anatomy Ontology [ZFA:0001086]
Name: myofibril
Synonyms:
Definition: The contractile element of skeletal and cardiac muscle; a long, highly organized bundle of actin, myosin, and other proteins that contracts by a sliding filament mechanism.
Ontology: GO: Cellular Component [GO:0030016]    QuickGO    AmiGO