title: Observations on the structure of spores.
mesh_terms: D001407:Bacillus / Q000032:analysis / Q000648:ultrastructure; D003013:Clostridium / Q000032:analysis / Q000648:ultrastructure; D007834:Lasers; D008954:Models, Biological; D010848:Picolinic Acids / Q000032:analysis; D012542:Scattering, Radiation; D013171:Spores, Bacterial / Q000032:analysis / Q000648:ultrastructure*; D014867:Water / Q000032:analysis
chemical_list: D010848:Picolinic Acids; D014867:Water