Potocytosis-Caveolae

Cytoplasmic protrusion from a myofibroblasts to illustrate caveolae 1 .It was isolated from the perineurium of the median nerve. Caveolae are small round or oval invaginations of the plasma membrane. They are particularly numerous in smooth muscle cells, myofibroblasts, fibroblasts and endothelial cells.

1 Caveolae

2 Myofilaments

3 Collagen fibrils

Electron microscopy; magnification: × 35 000

References

Kuehnel, W.(2003). Color Atlas of Cytology, Histology, and Microscopic Anatomy. 4^th edition . Institute of Anatomy Universitätzu Luebeck Luebeck, Germany . Thieme Stuttgar t · New York .