The leech photoreceptor cell: ultrastructure of clefts connecting the phaosome with extracellular space demonstrated by lanthanum deposition.
D000818:Animals; D003593:Cytoplasm; D005110:Extracellular Space; D005123:Eye / Q000166:cytology*; D007811:Lanthanum; D007865:Leeches / Q000166:cytology*; D008854:Microscopy, Electron; D011984:Sensory Receptor Cells / Q000166:cytology*; D013194:Staining and Labeling
D007811:Lanthanum