title: Sodium transport in frog skin: a student laboratory experiment in epithelial physiology.
mesh_terms: D000818:Animals; D004848:Epithelium / Q000502:physiology; D010827:Physiology / Q000193:education*; D011892:Rana catesbeiana; D012867:Skin / Q000378:metabolism; D012964:Sodium / Q000378:metabolism
chemical_list: D012964:Sodium