Term: myocardium M band
Name: myocardium
Synonyms: cardiac muscle, heart muscle
Definition:
Ontology: Anatomy Ontology [ZFA:0001319]

Name: M band
Synonyms: M disc, M line, mesophragma, midline
Definition: The midline of aligned thick filaments in a sarcomere; location of specific proteins that link thick filaments. Depending on muscle type the M band consists of different numbers of M lines.
Ontology: GO: Cellular Component [GO:0031430]    QuickGO    AmiGO