title: Characterization of treponemes by gas chromatography.
mesh_terms: D002849:Chromatography, Gas; D005455:Fluorescent Antibody Technique; D008722:Methods; D012703:Serotyping; D012822:Silicon Dioxide; D014208:Treponema / Q000032:analysis / Q000145:classification*
chemical_list: D012822:Silicon Dioxide