title: Cell junctions in the early chick embryo--a freeze etch study.
mesh_terms: D000818:Animals; D002462:Cell Membrane; D002467:Cell Nucleus; D002642:Chick Embryo / Q000166:cytology*; D003593:Cytoplasm; D005613:Freeze Etching; D007365:Intercellular Junctions; D008854:Microscopy, Electron