The lateral wall of an outer hair cell (OHC) is a unique trilaminate composite consisting of the plasma membrane, an underlying cytoskeletal network containing an actin-spectrin cortical lattice, and an adjacent system of circumferential lamellar organelles known as the subsurface cisternae.
Source:
GOC:krc,
PMID:26352669,
PMID:9412485,
PMID:31920560