Research Topics
| M IkeSummaryAffiliation: Osaka University Country: Japan Publications
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Detail Information
Publications
Acute toxicity, mutagenicity, and estrogenicity of bisphenol-A and other bisphenolsMin-Yu Chen
Department of Environmental Engineering, Graduate School of Engineering, Osaka University, 2-1, Yamada-oka, Suita, Osaka 565-0871, Japan
Environ Toxicol 17:80-6. 2002..Among the tested BPs, two compounds, i.e., bisphenol-S (bis(4-hydroxydiphenyl)sulfone) and bis(4-hydroxyphenyl)sulfide, have never been reported for their estrogenic activity previously...- Biodegradation of a variety of bisphenols under aerobic and anaerobic conditionsM Ike
Department of Environmental Engineering, Osaka University, 2 1, Yamada oka, Suita, Osaka 565 0871, Japan
Water Sci Technol 53:153-9. 2006..From the viewpoint of biodegradability, BPF seems to be more environmentally-friendly than BPA and, therefore, may be a candidate to replace BPA for reducing the environmental risks... - Acute toxicity, mutagenicity, and estrogenicity of biodegradation products of bisphenol-AMichihiko Ike
Department of Environmental Engineering, Graduate School of Engineering, Osaka University, 2 1, Yamada oka, Suita, Osaka 565 0871 Japan
Environ Toxicol 17:457-61. 2002..A slight estrogenic activity was detected only for p-HAP among the tested degradation products. It was concluded that biodegradation can remarkably reduce the toxic effects of BPA... 
Comparative analysis of DNA-based microbial community composition and substrate utilisation patterns of activated sludge microorganisms from wastewater treatment plants operated under different conditionsM Matsuda
Division of Sustainable Energy and Environmental Engineering, Osaka University, 2 1 Yamadaoka, Suita, Osaka 565 0871, Japan
Water Sci Technol 61:2843-51. 2010..Different results from the T-RFLP analysis and Biolog assay suggest that the phylogenetic composition of microbial community might not necessarily reflect the wastewater treatment functions of the activated sludge...- Evaluation of biodegradation potential of organic compounds by river water microorganismsD Inoue
Division of Sustainable Energy and Environmental Engineering, Osaka University, 2 1 Yamadaoka, Suita, Osaka 565 0871, Japan
Water Sci Technol 59:317-22. 2009..These results indicated that phenol biodegradation potential can be applied as an indicator for evaluating the soundness of river environment from the view point of ecological function... - Removal of arsenic from groundwater by arsenite-oxidizing bacteriaM Ike
Division of Sustainable Energy and Environmental Engineering, Osaka University, 2 1 Yamada oka, Suita, Osaka 565 0871, Japan
Water Sci Technol 58:1095-100. 2008..The isotherms of As(III) and As(V) onto activated alumina verified that bacterial As(III) oxidation is a helpful pretreatment process for the conventional adsorption process for arsenic removal... - Development of DNA microarray for the evaluation of environmental functionsK Sei
Division of Sustainable Energy and Environmental Engineering, Osaka University, 2 1 Yamadaoka, Suita, Osaka 565 0871, Japan
Water Sci Technol 59:97-107. 2009..Some other functional genes related to ammonium oxidation, aromatic compounds degradation (catechol 1,2-dioxygenase) and alkane degradation (group II) can be a certain indicator for the evaluation of the environmental condition... - Evaluation of effectiveness of chemical and physical sewage treatment technologies for removal of retinoic acid receptor agonistic activity detected in sewage effluentD Inoue
Division of Sustainable Energy and Environmental Engineering, Osaka University, Suita Osaka 565 0871, Japan
Water Sci Technol 59:2447-53. 2009..Furthermore, the effectiveness of chlorination might rank lower because excess reaction might bring a side effect by producing some RAR agonistic by-product(s)... - Model analysis of energy consumption and greenhouse gas emissions of sewage sludge treatment systems with different processes and scalesS Soda
Division of Sustainable Energy and Environmental Engineering, Osaka University, Suita, Osaka, Japan
Water Sci Technol 61:365-73. 2010..Incineration and melting processes consume much energy, but have lower CH(4) and N(2)O emissions... - Application of real-time polymerase chain reaction (PCR) coupled with ethidium monoazide treatment for selective quantification of viable bacteria in aquatic environmentD Inoue
Division of Sustainable Energy and Environmental Engineering, Osaka University, 2 1 Yamadaoka, Suita, Osaka 565 0871, Japan
Water Sci Technol 58:1107-12. 2008.... - Development of a routine analytical procedure for nonylphenol polyethyoxylates and their biodegradation products in sludge from sewage treatment plantsM Tateda
Department of Environmental Engineering, Osaka University, Suita, Japan
Water Sci Technol 44:101-6. 2001..The results implied importance of quantitation of NPE-BDPs in sewage sludge to assess the risk to the environment... - Characterizing kinetics of transport and transformation of selenium in water-sediment microcosm free from selenium contamination using a simple mathematical modelM Fujita
Department of Environmental Engineering, Graduate School of Engineering, Osaka University, 2-1 Yamada-oka, Suita, Osaka 565-0871, Japan
Chemosphere 58:705-14. 2005..The Senri River microcosm had an apparent high volatilization rate of DMSe. The model developed in this study is extremely useful for predicting fate of Se in aquatic environment in the field... - Bioflocculation production from lower-molecular fatty acids as a novel strategy for utilization of sludge digestion liquorM Fujita
Department of Environmental Engineering, Graduate School of Engineering, Osaka University, Suita, Japan
Water Sci Technol 44:237-43. 2001..These indicated that the bioflocculant possesses flocculating activity comparable or superior to that of synthetic flocculants. The bioflocculation was identified as a chitosan-like biopolymer... - Effects of light intensity and water temperature on oxygen release from roots into water lettuce rhizosphereS Soda
Division of Sustainable Energy and Environmental Engineering, Graduate School of Engineering, Osaka University, 2 1 Yamadaoka, Suita, Osaka 565 0871, Japan
Water Res 41:487-91. 2007..0x10(4)-1.1x10(5)lx. The net oxygen release rate was negligible at 35 degrees C at any light intensity because the respiration rate was much greater than the gross oxygen release rate into the rhizosphere... - Comparative study on chemical pretreatments to accelerate enzymatic hydrolysis of aquatic macrophyte biomass used in water purification processesD Mishima
Department of Environmental Engineering, Graduate School of Engineering, Osaka University, 2-1 Yamada-oka, Suita, Osaka 565-0871, Japan
Bioresour Technol 97:2166-72. 2006..Although roots of these plants contained large amounts of polysaccharides such as cellulose and hemicellulose, they generated less monosaccharides than from leaves, no matter which chemical pretreatment was tested... - Abundance of polymers degrading microorganisms in a sea-based solid waste disposal siteT Ishigaki
Department of Environmental Engineering, Osaka University, Japan
J Basic Microbiol 40:177-86. 2000.... - Degradation of biotansformation products of nonylphenol ethoxylates by ozonation and UV/TiO2 treatmentM Ike
Department of Environmental Engineering, Graduate School of Engineering, Osaka University, 2-1, Yamada-oka, Suita, Osaka 565-0871, Japan
Water Sci Technol 46:127-32. 2002..The degradation curves of NP1EO and NP1EC could be approximately described by first-order kinetics also, although the degradation of NP1EC by ozonation seemed to follow a second-order kinetic... - Monitoring behaviour of catabolic genes and change of microbial community structures in seawater microcosms during aromatic compound degradationKazunari Sei
Department of Environmental Engineering, Graduate School of Engineering, Osaka University, 2 1 Yamadaoka, Suita, Osaka 565 0871, Japan
Water Res 38:4405-14. 2004..Thus, microbial monitoring can elucidate the behaviour of bacterial populations responsible for aromatic compound degradation and be used to assess the effects of bioremediation on intact microbial ecosystems... - Distribution and characteristics of plasmid mobilizers in aquatic and soil environments and activated sludgeDaisuke Inoue
Division of Sustainable Energy and Environmental Engineering, Osaka University, Osaka, Japan
J Gen Appl Microbiol 53:67-70. 2007 - Bacillus selenatarsenatis sp. nov., a selenate- and arsenate-reducing bacterium isolated from the effluent drain of a glass-manufacturing plantShigeki Yamamura
Water and Soil Environment Division, National Institute for Environmental Studies, 16 2 Onogawa, Tsukuba, Ibaraki 305 8506, Japan
Int J Syst Evol Microbiol 57:1060-4. 2007..nov. is proposed. The type strain is SF-1(T) (=JCM 14380(T)=DSM 18680(T))... - Removal characteristics of endocrine-disrupting chemicals by laccase from white-rot fungiKazunari Sei
Division of Sustainable Energy and Environmental Engineering, Osaka University, Osaka, Japan
J Environ Sci Health A Tox Hazard Subst Environ Eng 43:53-60. 2008..Some coexisting EDCs could act as mediators. Thus, the availability of laccase and the effectivity of a mediator on EDCs treatment were indicated... - Short- and long-term sorption/desorption of polycyclic aromatic hydrocarbons onto artificial solids: effects of particle and pore sizes and organic mattersHongwen Sun
Department of Environmental Engineering, Graduate School of Engineering, Osaka University, Yamadaoka 2 1, Suita, Osaka 565 0871, Japan
Water Res 37:2960-8. 2003..Irreversibility of desorption is considered to be a more influencing factor than percentage of desorption for describing the extent of sequestration... - Laboratory-scale continuous reactor for soluble selenium removal using selenate-reducing bacterium, Bacillus sp. SF-1Masanori Fujita
Department of Environmental Engineering, Osaka University, 2-1 Yamada-oka, Japan
Biotechnol Bioeng 80:755-61. 2002..9 x 10(-11) L/cells/h and 5.5 x 10(-13) L/cells/h, respectively. The yield of the bacterial cells by selenate reduction was estimated to be 2.2 x 10(9) cells/mg-Se... - Biodegradability of four phthalic acid esters under anaerobic condition assessed using natural sedimentRuttapol Lertsirisopon
Graduate School of Engineering, Osaka University, Suita, Japan
J Environ Sci (China) 18:793-6. 2006..The fact that all the three intact sediments were capable of biodegradation of the PAEs suggests that potential of anaerobic biodegradation of PAEs is widespread in the aquatic environment... - Development of enzyme-linked immunosorbent assay for detection of alkylphenol polyethoxylates and their biodegradation productsYasuhiro Goda
Japan EnviroChemicals, Ltd, 2 17 85 Juso Honmachi, Yodogawa ku, Osaka 532 0024, Japan
Water Res 38:4323-30. 2004..The ELISA was also validated by comparing it with high-performance liquid chromatography for the analysis of APnEOs and their metabolites in river samples; the correlation coefficient between the values obtained by these assays was 0.96... - Accelerated aromatic compounds degradation in aquatic environment by use of interaction between Spirodela polyrrhiza and bacteria in its rhizosphereTadashi Toyama
Division of Sustainable Energy and Environmental Engineering, Graduate School of Engineering, Osaka University, 2 1 Yamadaoka, Suita, Osaka 565 0871, Japan
J Biosci Bioeng 101:346-53. 2006.... - Potential of predominant activated sludge bacteria as recipients in conjugative plasmid transferDaisuke Inoue
Division of Sustainable Energy and Environmental Engineering, Osaka University, Japan
J Biosci Bioeng 100:600-5. 2005..Transfer frequency was reduced by agitation in the presence of suspended solid. This may suggest that conjugative plasmid transfer is physically inhibited in aeration tanks... - Reduction kinetics of As (V) to As (III) by a dissimilatory arsenate-reducing bacterium, Bacillus sp. SF-1Satoshi O Soda
Department of Global Architecture, Osaka University, 2 1 Yamada oka, Suita, Osaka 565 0871, Japan
Biotechnol Bioeng 93:812-5. 2006..7 x 10(-4) L/mg-As/h. The yield for the bacterial cells by arsenate respiration was estimated at 4.0 x 10(8) cells/mg-As... - Arsenic extraction from solid phase using a dissimilatory arsenate-reducing bacteriumShigeki Yamamura
Division of Sustainable Energy and Environmental Engineering, Graduate School of Engineering, Osaka University, 2 1 Yamada oka, Suita, Osaka 565 0871, Japan
J Biosci Bioeng 100:219-22. 2005..The strain can be an easy-to-handle, and cost-effective bioremedial agent... - Dicarboxylic degradation products of nonylphenol polyethoxylates: synthesis and identification by gas chromatography-mass spectrometry using electron and chemical ionization modesPham Manh Hoai
Department of Environmental Engineering, Graduate School of Engineering, Osaka University, 2-1 Yamada-oka, Suita, Osaka 565-0871, Japan
J Chromatogr A 1061:115-21. 2004.... - A reactor system combining reductive dechlorination with co-metabolic oxidation for complete degradation of tetrachloroentyleneTae Ho Lee
Department of Environmental Engineering, Osaka University, 2 1 Yamadaoka, Suita, Osaka 565 0871, Japan
J Environ Sci (China) 14:445-50. 2002..Further studies are needed to achieve more efficient co-metabolic degradation of cis-DCE in the aerobic reactor... - Optimal turning method of composting regarding hygienic safetyMasafumi Tateda
Department of Environmental Systems Engineering, College of Technology, Toyama Prefectural University, 5180 Kurokawa, Kosugi, Imizu, Toyama 939 0398, Japan
J Environ Sci (China) 17:194-9. 2005..As results, the conventional turning method was not a proper method in terms of pathogen inactivation, whereas, the proposed turning method showed an excellent performance and should be employed in a composting operation... - Sorption of biodegradation end products of nonylphenol polyethoxylates onto activated sludgeNguyen Viet Hung
Department of Environmental Engineering, Graduate School of Engineering, Osaka University, 2-1 Yamada-oka, Suita, Osaka 565-0871, Japan
J Environ Sci (China) 16:564-9. 2004..Whereas, NP1EC and NP2EC with low values of K(F) and K(D) absorbed weakly to activated sludge and tended to preferably remain in aqueous phase... - The degradability of biodegradable plastics in aerobic and anaerobic waste landfill model reactorsTomonori Ishigaki
Research Center for Material Cycles and Waste Management, National Institute for Environmental Studies, 16 2, Onogawa, Tsukuba, Ibaraki 305 8506, Japan
Chemosphere 54:225-33. 2004.... - Dicarboxylic degradation products of nonylphenol polyethoxylates. Determination and structural elucidation in water samples by solid-phase extraction and gas chromatography-mass spectrometry after methylationPham Manh Hoai
Department of Environmental Engineering, Graduate School of Engineering, Osaka University, 2-1 Yamada-oka, Suita, Osaka 565-0871, Japan
J Chromatogr A 1103:125-32. 2006..The results showed that the main degradation on the nonyl chain occurred via the elimination of two carbon-units and the concentrations in Japan were much lower than those in Taiwan and Italy... - Simultaneous determination of degradation products of nonylphenol polyethoxylates and their halogenated derivatives by solid-phase extraction and gas chromatography-tandem mass spectrometry after trimethylsilylationPham Manh Hoai
Department of Environmental Engineering, Graduate School of Engineering, Osaka University, 2-1 Yamada-oka, Suita, Osaka 565-0871, Japan
J Chromatogr A 1020:161-71. 2003..The method was successfully applied to environmental samples. Remarkably, the concentrations of the halogenated compounds (CINP, CINP1EO and BrNP1EO) were detected at the hundreds of ng/l levels in the Neya river...