title: Homocellular and heterocellular gap junctions in Limulus: a thin-section and freeze-fracture study.
mesh_terms: D000818:Animals; D001485:Basement Membrane; D003386:Brachyura / Q000033:anatomy & histology / Q000166:cytology*; D002462:Cell Membrane; D004847:Epithelial Cells; D005260:Female; D005613:Freeze Etching; D006652:Histological Techniques; D007365:Intercellular Junctions; D007422:Intestines / Q000166:cytology*; D007811:Lanthanum; D008297:Male; D008854:Microscopy, Electron; D008867:Microtomy
chemical_list: D007811:Lanthanum