title: Ultrastructural and histochemical studies on the mucous granules in the tube feet of the starfish Echinaster brasiliensis.
mesh_terms: D000818:Animals; D001938:Brazil; D003594:Cytoplasmic Granules / Q000032:analysis*; D004847:Epithelial Cells; D006025:Glycosaminoglycans / Q000032:analysis* / Q000378:metabolism; D006651:Histocytochemistry; D006652:Histological Techniques; D008124:Locomotion; D008153:Lubrication; D008854:Microscopy, Electron; D009093:Mucus / Q000032:analysis / Q000378:metabolism*; D013215:Starfish / Q000033:anatomy & histology* / Q000502:physiology
chemical_list: D006025:Glycosaminoglycans