title: Ultrastructure of two species of halobacterium.
mesh_terms: D002462:Cell Membrane; D003584:Cytological Techniques; D003594:Cytoplasmic Granules / Q000032:analysis; D005613:Freeze Etching; D006217:Halobacterium / Q000166:cytology*; D006885:Hydroxybutyrates / Q000032:analysis; D008854:Microscopy, Electron; D014961:X-Ray Diffraction
chemical_list: D006885:Hydroxybutyrates