EP1454980-A2  LEE H B ET AL: &quot;Degradation of 17beta-estradiol and its metabolites by sewage bacteria&quot; WATER AIR AND SOIL POLLUTION, vol. 134, no. 1-4, February 2002 (2002-02), pages 353-368, XP009038661 ISSN: 0049-6979;  LEE H B ET AL: "Degradation of 17beta-estradiol and its metabolites by sewage bacteria" WATER AIR AND SOIL POLLUTION, vol. 134, no. 1-4, February 2002 (2002-02), pages 353-368, XP009038661 ISSN: 0049-6979;  ONDA K ET AL: &quot;EVALUATION OF ESTROGEN-LIKE ACTIVITY ON SEWAGE TREATMENT PROCESSES USING RECOMBINANT YEAST&quot; WATER SCIENCE AND TECHNOLOGY, ELMSFORD, NY, US, vol. 46, no. 1112, 2002, pages 367-373, XP001181682 ISSN: 0273-1223;  ONDA K ET AL: &quot;THE BEHAVIOR OF ESTROGENIC SUBSTANCES IN THE BIOLOGICAL TREATMENT PROCESS OF SEWAGE&quot; WATER SCIENCE AND TECHNOLOGY, ELMSFORD, NY, US, vol. 47, no. 9, January 2003 (2003-01), pages 109-116, XP001181681 ISSN: 0273-1223;  ONDA K ET AL: "EVALUATION OF ESTROGEN-LIKE ACTIVITY ON SEWAGE TREATMENT PROCESSES USING RECOMBINANT YEAST" WATER SCIENCE AND TECHNOLOGY, ELMSFORD, NY, US, vol. 46, no. 1112, 2002, pages 367-373, XP001181682 ISSN: 0273-1223;  ONDA K ET AL: "THE BEHAVIOR OF ESTROGENIC SUBSTANCES IN THE BIOLOGICAL TREATMENT PROCESS OF SEWAGE" WATER SCIENCE AND TECHNOLOGY, ELMSFORD, NY, US, vol. 47, no. 9, January 2003 (2003-01), pages 109-116, XP001181681 ISSN: 0273-1223;  FUJII KATSUHIKO ET AL: &quot;Degradation of 17beta-estradiol by a gram-negative bacterium isolated from activated sludge in a sewage treatment plant in Tokyo, Japan.&quot; APPLIED AND ENVIRONMENTAL MICROBIOLOGY. UNITED STATES APR 2002, vol. 68, no. 4, April 2002 (2002-04), pages 2057-2060, XP001181689 ISSN: 0099-2240;  FUJII KATSUHIKO ET AL: "Degradation of 17beta-estradiol by a gram-negative bacterium isolated from activated sludge in a sewage treatment plant in Tokyo, Japan." APPLIED AND ENVIRONMENTAL MICROBIOLOGY. UNITED STATES APR 2002, vol. 68, no. 4, April 2002 (2002-04), pages 2057-2060, XP001181689 ISSN: 0099-2240;  DATABASE EMBL [Online] 9 November 2002 (2002-11-09), GORIS J. ET AL.: "Diversity of pJP4 and pEMT1 transconjugants from A- and B- horizon soil" XP002286784 retrieved from EMBL Database accession no. AF452128;  DATABASE EMBL [Online] 9 November 2002 (2002-11-09), GORIS J. ET AL.: &quot;Diversity of pJP4 and pEMT1 transconjugants from A- and B- horizon soil&quot; XP002286784 retrieved from EMBL Database accession no. AF452128;  SHI J H ET AL: &quot;Isolation and characterization of the ethynylestradiol-biodegrading microorganism Fusarium proliferatum strain HNS-1&quot; WATER SCIENCE AND TECHNOLOGY 2002 UNITED KINGDOM, vol. 45, no. 12, 2002, pages 175-179, XP001181683 ISSN: 0273-1223;  SHI J H ET AL: "Isolation and characterization of the ethynylestradiol-biodegrading microorganism Fusarium proliferatum strain HNS-1" WATER SCIENCE AND TECHNOLOGY 2002 UNITED KINGDOM, vol. 45, no. 12, 2002, pages 175-179, XP001181683 ISSN: 0273-1223;  VADER J S ET AL: &quot;Degradation of ethinyl estradiol by nitrifying activated sludge&quot; CHEMOSPHERE 2000 UNITED KINGDOM, vol. 41, no. 8, 2000, pages 1239-1243, XP001182068 ISSN: 0045-6535;  VADER J S ET AL: "Degradation of ethinyl estradiol by nitrifying activated sludge" CHEMOSPHERE 2000 UNITED KINGDOM, vol. 41, no. 8, 2000, pages 1239-1243, XP001182068 ISSN: 0045-6535