title: Membrane specializations in the form of regular membrane-to-membrane attachment sites in Paramecium. A correlated freeze-etching and ultrathin-sectioning analysis.
mesh_terms: D002462:Cell Membrane; D002923:Cilia; D005613:Freeze Etching; D008854:Microscopy, Electron; D008867:Microtomy; D010247:Paramecium / Q000166:cytology*; D013499:Surface Properties