title: Contamination of bacteriological media by Leptospira biflexa.
abstract: Contamination of media with a strain of Leptospira biflexa was traced to the deionized water supply. The leptospiral contaminant appeared in media sterilized by filtration through 0.45- and 0.22-mum pore size membrane filters.
mesh_terms: D000372:Agglutination Tests; D000942:Antigens, Bacterial / Q000032:analysis; D003470:Culture Media; D006801:Humans; D007106:Immune Sera; D007753:Laboratories; D007919:Leptospira / Q000276:immunology / Q000302:isolation & purification*; D008851:Micropore Filters; D013242:Sterilization / Q000379:methods; D014871:Water Microbiology; D014881:Water Supply
chemical_list: D000942:Antigens, Bacterial; D003470:Culture Media; D007106:Immune Sera