title: Imaging unaltered cell structures with x-rays.
mesh_terms: D002477:Cells / Q000648:ultrastructure*; D003196:Computer Graphics; D003594:Cytoplasmic Granules / Q000648:ultrastructure; D004792:Enzyme Precursors / Q000378:metabolism; D008854:Microscopy, Electron; D010315:Particle Accelerators; D014965:X-Rays
chemical_list: D004792:Enzyme Precursors