in 9-day-old chick embryos the cell diameter and the organization of the cell organelles allow a distinction between purkinje cells and ordinary myocardial cells in 14-day-old chick embryos , purkinje cells show large accumulations of myosin filaments with interspersed ribosomes in addition to normomeric myofibrils .
C0007634
cell
C0035553
ribosomes