A labyrinthine structure formed from a transverse tubule of mouse ventricular myocardium.
D000818:Animals; D006352:Heart Ventricles / Q000166:cytology*; D002479:Inclusion Bodies; D051379:Mice; D008854:Microscopy, Electron; D008870:Microtubules; D012508:Sarcolemma; D012519:Sarcoplasmic Reticulum