WO2005045002-A2  BARTOSCH S ET AL: "Identification of nitrite-oxidizing bacteria with monoclonal antibodies recognizing the nitrite oxidoreductase" APPLIED AND ENVIRONMENTAL MICROBIOLOGY, vol. 65, no. 9, September 1999 (1999-09), pages 4126-4133, XP002331415 ISSN: 0099-2240;  BURRELL P C ET AL: "Identification of bacteria responsible for ammonia oxidation in freshwater aquaria" APPLIED AND ENVIRONMENTAL MICROBIOLOGY, vol. 67, no. 12, December 2001 (2001-12), pages 5791-5800, XP002271945 ISSN: 0099-2240;  EHRICH S ET AL: "A new obligately chemolithoautotrophic, nitrite-oxidizing bacterium, Nitrospira moscoviensis sp. nov. and its phylogenetic relationship" ARCHIVES OF MICROBIOLOGY, vol. 164, no. 1, July 1995 (1995-07), pages 16-23, XP002267475 ISSN: 0302-8933;  HOVANEC T A ET AL: "Comparative analysis of nitrifying bacteria associated with freshwater and marine aquaria." APPLIED AND ENVIRONMENTAL MICROBIOLOGY, vol. 62, no. 8, August 1996 (1996-08), pages 2888-2896, XP002331414;  HOVANEC T A ET AL: "Identification of ammonia- and nitrte-oxidizing bacteria responsible for nitrification in saltwater aquaria" ABSTRACTS OF THE GENERAL MEETING OF THE AMERICAN SOCIETY FOR MICROBIOLOGY, AMERICAN SOCIETY FOR MICROBIOLOGY, WASHINGTON, US, vol. 101, 21 May 2001 (2001-05-21), pages 499-500, XP009026629 ISSN: 0067-2777;  HOVANEC T A ET AL: "Large-scale culture of novel ammonia- and nitrite-oxidizing bacteria" ABSTRACTS OF THE GENERAL MEETING OF THE AMERICAN SOCIETY FOR MICROBIOLOGY, AMERICAN SOCIETY FOR MICROBIOLOGY, WASHINGTON, US, vol. 102, 20 May 2002 (2002-05-20), page 351, XP009026627 ISSN: 0067-2777;  HOVANEC T A ET AL: "Nitrospira-like bacteria associated with nitrite oxidation in freshwater aquaria" APPLIED AND ENVIRONMENTAL MICROBIOLOGY, vol. 64, no. 1, January 1998 (1998-01), pages 258-264, XP002267476 ISSN: 0099-2240;  HOVANEC T A: "Characterization of the nitrifying bacteria in aquaria and mono lake, california, using molecular methods" DISS. ABSTR. INT., B, vol. 60, no. 2, 1999, page 453, XP008048257;  REGAN J M ET AL: "Diversity of nitrifying bacteria in full-scale chloraminated distribution systems" WATER RESEARCH, vol. 37, no. 1, January 2003 (2003-01), pages 197-205, XP004390526 ISSN: 0043-1354;  SCHRAMM A ET AL: "Identification and activites in situ of Nitrospira and Nitrospira spp. as dominant populations in nitrifying fluidized bed reactor" APPLIED AND ENVIRONMENTAL MICROBIOLOGY, vol. 64, no. 9, September 1998 (1998-09), pages 3480-3485, XP001146826 ISSN: 0099-2240;  DATABASE EMBL [Online] EBI; 6 January 1995 (1995-01-06), TESKE A ET AL: "Nitrococcus mobilis (ATCC 25380) 16S ribosomal RNA (16S rRNA) gene." XP002331416 retrieved from EBI accession no. EM_PRO:NM16SR2 Database accession no. NM16SR2 -& TESKE A ET AL: "Evolutionary Relationships among Ammonia- and Nitrite-Oxidizing Bacteria" JOURNAL OF BACTERIOLOGY, vol. 176, no. 21, 1994, pages 6623-6630, XP008048236 ISSN: 0021-9193;  See also references of EP 1675969A2EP1675969-B1  DATABASE EMBL [Online] EBI; 6 January 1995 (1995-01-06), TESKE A ET AL: "Nitrococcus mobilis (ATCC 25380) 16S ribosomal RNA (16S rRNA) gene." XP002331416 retrieved from EBI accession no. EM_PRO:NM16SR2 Database accession no. NM16SR2 -&TESKE A ET AL: "Evolutionary Relationships among Ammonia- and Nitrite-Oxidizing Bacteria" JOURNAL OF BACTERIOLOGY, vol. 176, no. 21, 1994, pages 6623-6630, XP008048236 ISSN: 0021-9193;  HOVANEC T A ET AL: "Identification of ammonia- and nitrte-oxidizing bacteria responsible for nitrification in saltwater aquaria" ABSTRACTS OF THE GENERAL MEETING OF THE AMERICAN SOCIETY FOR MICROBIOLOGY, AMERICAN SOCIETY FOR MICROBIOLOGY, WASHINGTON, US, vol. 101, 21 May 2001 (2001-05-21), pages 499-500, XP009026629 ISSN: 0067-2777;  HOVANEC T A ET AL: "Large-scale culture of novel ammonia- and nitrite-oxidizing bacteria" ABSTRACTS OF THE GENERAL MEETING OF THE AMERICAN SOCIETY FOR MICROBIOLOGY, AMERICAN SOCIETY FOR MICROBIOLOGY, WASHINGTON, US, vol. 102, 20 May 2002 (2002-05-20), page 351, XP009026627 ISSN: 0067-2777;  HOVANEC T A ET AL: "Nitrospira-like bacteria associated with nitrite oxidation in freshwater aquaria" APPLIED AND ENVIRONMENTAL MICROBIOLOGY, vol. 64, no. 1, January 1998 (1998-01), pages 258-264, XP002267476 ISSN: 0099-2240;  HOVANEC T A: "Characterization of the nitrifying bacteria in aquaria and mono lake, california, using molecular methods" DISS. ABSTR. INT., B, vol. 60, no. 2, 1999, page 453, XP008048257;  EHRICH S ET AL: "A new obligately chemolithoautotrophic, nitrite-oxidizing bacterium, Nitrospira moscoviensis sp. nov. and its phylogenetic relationship" ARCHIVES OF MICROBIOLOGY, vol. 164, no. 1, July 1995 (1995-07), pages 16-23, XP002267475 ISSN: 0302-8933;  SCHRAMM A ET AL: "Identification and activites in situ of Nitrospira and Nitrospira spp. as dominant populations in nitrifying fluidized bed reactor" APPLIED AND ENVIRONMENTAL MICROBIOLOGY, vol. 64, no. 9, September 1998 (1998-09), pages 3480-3485, XP001146826 ISSN: 0099-2240;  REGAN J M ET AL: "Diversity of nitrifying bacteria in full-scale chloraminated distribution systems" WATER RESEARCH, vol. 37, no. 1, January 2003 (2003-01), pages 197-205, XP004390526 ISSN: 0043-1354;  HOVANEC T A ET AL: "Comparative analysis of nitrifying bacteria associated with freshwater and marine aquaria." APPLIED AND ENVIRONMENTAL MICROBIOLOGY, vol. 62, no. 8, August 1996 (1996-08), pages 2888-2896, XP002331414;  BARTOSCH S ET AL: "Identification of nitrite-oxidizing bacteria with monoclonal antibodies recognizing the nitrite oxidoreductase" APPLIED AND ENVIRONMENTAL MICROBIOLOGY, vol. 65, no. 9, September 1999 (1999-09), pages 4126-4133, XP002331415 ISSN: 0099-2240;  BURRELL P C ET AL: "Identification of bacteria responsible for ammonia oxidation in freshwater aquaria" APPLIED AND ENVIRONMENTAL MICROBIOLOGY, vol. 67, no. 12, December 2001 (2001-12), pages 5791-5800, XP002271945 ISSN: 0099-2240;  DATABASE EM_PRO [Online] EBI; 30 August 1995 (1995-08-30), EHRICH S ET AL.: "N. marina 16S rRNA gene" retrieved from EBI Database accession no. X82559CN1890388-B  EHRICH S, bymber obligately chemolithoautotrophic, ionophore-oxidizing bacterirum, Nitrospira moscoviensis sp. nov, and Hisperidin phylogenetic relationship.ARCH MICROBIOL.1995, 16416-23.;  EHRICH S, bymber new.NCBI.1995.