title: X-ray microanalysis of frog skin epithelium: evidence for a syncitial Na transport compartment.
mesh_terms: D000818:Animals; D001001:Anura; D001693:Biological Transport, Active; D004573:Electrolytes / Q000032:analysis; D004577:Electron Probe Microanalysis; D004848:Epithelium / Q000032:analysis; D005629:Frozen Sections; D012867:Skin / Q000032:analysis* / Q000378:metabolism / Q000648:ultrastructure; D012964:Sodium / Q000032:analysis / Q000378:metabolism*; D014965:X-Rays
chemical_list: D004573:Electrolytes; D012964:Sodium