IWASAKI Kazuhiro

IWASAKI Kazuhiro

Researcher Name
IWASAKI Kazuhiro
Div (Section) name/title
Planning Division／Fellow
Research Subject
Studies on the application of microorganisms for the preservation of the environment and its risk assessment
Degree(s)
Doctor of Science
Professional Qualification(s)
Agricultural Science,Biology
Environmental Speciality Field
soil ecosystem,environmental technology
Keyword(s)
applied microorganisms,Gene analysis technology,bioremediation
Brief Description of Research
Studies on PCB-degrading bacteria.
Survival and impact of genetically engineered microorganisms in environments.
Development of bacterial mercurial removal systems.
Bioremediation of VOCs (trichloroethylene, trichloroethane, dichloromethane, etc.)
Clean-up for an oil pollution soil using a plant and bacteria in rhizosphere.
Career
1987. 4； Researcher, National Institute for Environmental Studies
2012. 9； Director for Environment and Energy, Cabinet Office
2014.12； Special Senior Researcher, National Institute for Environmental Studies
URL
http://www.nies.go.jp/kenko/biotech/kojin/iwasaki.html
http://www.nies.go.jp/kenko/biotech/bioehp/topics_top.html
http://www.nies.go.jp/kenko/biotech/research/biore.html
Membership of Academic Society
Japan Society for Environmental Biotechnology (JSEB),Japan Society for Bioscience, Biotechnology, and Agrochemistry (JSBBA),The Japanese Society of Microbial Ecology (JSME),Japan Society on Water Environment (JSWE),The Society for Biotechnology, Japan,American Society for Microbiology ,International Society for Microbial Ecology

Research Subject

  • Fiscal Year: 2025

    • 27247 : Regional Environment Conservation Domain: Foresight and Advanced Basic Research

  • Fiscal Year: 2024

    • 26864 : Regional Environment Conservation Domain: Foresight and Advanced Basic Research

  • Fiscal Year: 2023

    • 26453 : Regional Environment Conservation Domain: Foresight and Advanced Basic Research

  • Fiscal Year: 2022

    • 26010 : Regional Environment Conservation Domain: Foresight and Advanced Basic Research

  • Fiscal Year: 2021

    • 25713 : Regional Environment Conservation Domain: Foresight and Advanced Basic Research

  • Fiscal Year: 2020

    • 25292 : Studies on the Application of Microorganisms for the Preservation of the Environment and its Risk Assessment

  • Fiscal Year: 2019

    • 24974 : Studies on the Application of Microorganisms for the Preservation of the Environment and its Risk Assessment

  • Fiscal Year: 2018

    • 24563 : Studies on the application of microorganisms for the preservation of the environment and its risk assessment

  • Fiscal Year: 2017

    • 23988 : Studies on the application of microorganisms for the preservation of the environment and its risk assessment

  • Fiscal Year: 2016

    • 23653 : Studies on the application of microorganisms for the preservation of the environment and its risk assessment

  • Fiscal Year: 2015

    • 23010 : Assessment of functions and integrity of basin ecosystems
    • 23011 : Evaluation on linkage between ecosystem function and environmental factor in river basin
    • 23167 : Studies on the application of microorganisms for the preservation of the environment and its risk assessment

  • Fiscal Year: 2014

    • 22598 : Assessment of functions and integrity of basin ecosystems
    • 22599 : Evaluation on linkage between ecosystem function and environmental factor in river basin
    • 22798 : Flux estimation from sediment in nutrients and global warming gas by MRI and stable isotope analysis

  • Fiscal Year: 2013

    • 22182 : Assessment of functions and integrity of basin ecosystems
    • 22183 : Evaluation on linkage between ecosystem function and environmental factor in river basin
    • 22206 : Monitoring projects and database management of biodiversity and ecosystem
    • 22423 : Coordinated study on environmental emission, behavior and effect of metals in high-tech products focusing on their lifecycle
    • 22472 : Flux estimation from sediment in nutrients and global warming gas by MRI and stable isotope analysis

  • Fiscal Year: 2012

    • 21753 : Assessment of functions and integrity of basin ecosystems
    • 21754 : Evaluation on linkage between ecosystem function and environmental factor in river basin
    • 21777 : Monitoring projects and database management of biodiversity and ecosystem
    • 21827 : Flux estimation from sediment in nutrients and global warming gas by MRI and stable isotope analysis
    • 22016 : Studies on the application of microorganisms for the preservation of the environment and its risk assessment
    • 22060 : Coordinated study on environmental emission, behavior and effect of metals in high-tech products focusing on their lifecycle

  • Fiscal Year: 2011

    • 21278 : Cycling of organic matter and its interactivity with microbial ecosystem in lake
    • 21312 : Evaluation on linkage between ecosystem function and environmental factor in river basin
    • 21335 : Monitoring projects and database management of biodiversity and ecosystem
    • 21505 : Coordinated study on environmental emission, behavior and effect of metals in high-tech products focusing on their lifecycle
    • 21567 : Studies on the application of microorganisms for the preservation of the environment and its risk assessment
    • 21576 : Transformation of methylmercury by Lactobacillus

  • Fiscal Year: 2010

    • 20872 : Cycling of organic matter and its interactivity with microbial ecosystem in lake
    • 21025 : Terrestrial Monitoring
    • 21132 : Studies on the application of microorganisms for the preservation of the environment and its risk assessment
    • 21145 : Biotransformation of methylmercury by lactic acid bacteria

  • Fiscal Year: 2009

    • 20557 : Metabolism of Methylmercury by the intestinal bacteria
    • 20590 : Studies on the application of microorganisms for the preservation of the environment and its risk assessment
    • 20650 : Terrestrial Monitoring

  • Fiscal Year: 2008

    • 20160 : Terrestrial Monitoring
    • 20185 : Studies on the application of microorganisms for the preservation of the environment and its risk assessment

  • Fiscal Year: 2007

    • 10595 : Terrestrial Monitoring
    • 10607 : Studies on the application of microorganisms for the preservation of the environment and its risk assessment

  • Fiscal Year: 2006

    • 10050 : Studies on application of toxicogenomics for risk assessment of environmental pollutants
    • 10328 : Terrestrial Monitoring
    • 10340 : Studies on the application of microorganisms for the preservation of the environment and its risk assessment

  • Fiscal Year: 2005

    • 9328 : Global Environmental Monitoring
    • 9343 : Studies on risk assessment of genetically modified organisms in ecosystem
    • 9376 : Studies on the application of microorganisms to the environmental cleanup and its risk assessment
    • 9454 : Studies on the effect of genetically modified organisms on biodiversity and its gene behavior in environment
    • 9521 : Studies on application of toxicogenomics for risk assessment of environmental pollutants

  • Fiscal Year: 2004

    • 8935 : Global Environmental Monitoring
    • 8979 : Studies on risk assessment of genetically modified organisms in ecosystem
    • 9010 : Studies on the application of microorganisms to the environmental cleanup and its risk assessment
    • 9171 : Studies on the effect of genetically modified organisms on biodiversity and its gene behavior in environment
    • 9272 : Studies on application of toxicogenomics for risk assessment of environmental pollutants

  • Fiscal Year: 2003

    • 8599 : Global Environmental Monitoring
    • 8696 : Studies on risk assessment of genetically modified organisms in ecosystem
    • 8728 : Studies on the application of microorganisms to the environmental cleanup and its risk assessment
    • 8906 : Studies on the effect of genetically modified organisms on biodiversity and its gene behavior in environment

  • Fiscal Year: 2002

    • 8480 : Studies on risk assessment of genetically modified organisms in ecosystem
    • 8509 : Studies on the application of microorganisms to the environmental cleanup and its risk assessment

  • Fiscal Year: 2001

    • 8001 : Fundamental studies on bioremediation technologies of contaminated soil environment
    • 8064 : Studies on the effect of the chelate compounds on blue-green algal succession
    • 8258 : Studies on risk assessment of genetically modified organisms in ecosystem
    • 8272 : Studies on the application of microorganisms to the environmental cleanup and its risk assessment
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Research Result (Publication)

  • Original Paper
    Vertical variation of bulk and metabolically active prokaryotic community in sediment of a hypereutrophic freshwater lake
    Presenter : Tsuboi S., Kohzu A., Imai A., Iwasaki K., Yamamura S.
    Title : , Environmental Science and Pollution Research, 26:9379-9389 (2019)
  • Original Paper
    Composition and Elution Behavior of Various Elements from Printed Circuit Boards, Cathode-ray Tube Glass, and Liquid-crystal Displays in Waste Consumer Electronics
    Presenter : Inaba K., Murata T., Yamamura S., Nagano M., Iwasaki K., Nakajima D., Takigami H.
    Title : , Analytical Sciences, 34(5):583-588 (2018)
  • Original Paper
    Complete degradation of ethyl tert-butyl ether by co-culture of Rhodococcus erythropolis ET10 and Pseudonocardia benzenivorans No. 8
    Presenter : Ohkubo N., Tsuboi S., Yamamura S., Iwasaki K., Yagi O.
    Title : , Journal of Environmental Biotechnology, 17(1):73-81 (2017)
  • Original Paper
    Unexpected diversity of pepA genes encoding leucine aminopeptidases in sediments from a freshwater lake
    Presenter : Tsuboi S., Yamamura S., Imai A., Iwasaki K.
    Title : , Microbes and Environments, 31(1):49-55 (2016)
  • Original Paper
    Diversity of alkane hydroxylase genes on the rhizoplane of grasses planted in petroleum-contaminated soils.
    Presenter : Tsuboi S., Yamamura S., Nakajima-Kambe T., Iwasaki K.
    Title : , SpringerPlus, 4(526): (2015)
  • Original Paper
    Linking Temporal Changes in Bacterial Community Structures with the Detection and Phylogenetic Analysis of Neutral Metalloprotease Genes in the Sediments of a Hypereutrophic Lake
    Presenter : Tsuboi S., Yamamura S., Imai A., Satou T., Iwasaki K.
    Title : , Microbes and Environments, 29(3):314-321 (2014)
  • Original Paper
    Effect of several surfactants on rates and pathways of reductive dechlorination reaction of three chloroethylenes by zerovalent iron powder
    Presenter : Sameh R.A. Ayoub, Inaba K., Iwasaki K., Doi T., Uchiyama H.
    Title : , Environ.Sci., 23(1):18-30 (2010)
  • Original Paper
    Examination of integrated pML4 DNA transfer from genetically modified zebrafish to bacteria
    Presenter : Hashimoto A.H., Amanuma K., Iwasaki K., Aoki Y.
    Title : , J.Environ.Biotechnol., 9(1):31-36 (2009)
  • Original Paper
    Biodegradation of Methyl tert-Butyl Ether by Mycobacterium spp.
    Presenter : Ohkubo N., Iwasaki K., Hashimoto A.H., Yagi O.
    Title : , J.Environ.Biotechnol., 9(2):113-122 (2009)
  • Original Paper
    Effects of several surfactants and high-molecular-weight organic compounds on decomposition of trichloroethylene with zerovalent iron powder
    Presenter : Ayoub S., Uchiyama H., Iwasaki K., Doi T., Inaba K.
    Title : , Environ.Technol., 29:363-373 (2008)
  • Changes in solubility and migration behavior of trichloroethylene by addition of several surfactants and high-molecular-weight organic compounds
    Presenter : , , IWASAKI Kazuhiro
    Title : , Environ.Sci., 20:477-483 (2007)
  • Use of plate-wash samples to monitor the fates of culturable bacteria in mercury- and trichloroethylene-contaminated soils
    Presenter : Iwasaki K.
    Title : , Appl.Microbiol.Biotechnol., 77:437-445 (2007)
  • Use of Plate-Wash samples to evaluate nbcterial population dynamics in mercury-and trichloroethylene-contaminated soils
    Presenter : Iwasaki K.
    Title : , J.Environ.Biotechnol.(環境バイオテクノロジー学会誌), 6(2):115-122 (2006)
  • Aerobic degradation of trichloroacetic acid by soil bacterium strain SS1 of the Bradyrhizobium group
    Presenter : , IWASAKI Kazuhiro
    Title : , J.Environ.Biotechnol., 3(2):101-106 (2004)
  • Analysis of gene expression in yeast protoplasts using DNA microarrays and their application for efficient productoin of invertase and alpha-glucosidase
    Presenter : Mera N.(*1), Aoyagi H.(*1), Nakasono S.(*2), Iwasaki K., Saiki H.(*2), Tanaka H.(*1)
    Title : , J.Biosci.Bioeng., 97(3):169-183 (2004)
  • Development of a most-probable-number method for enumerating denitrifying bacteria by using 96-well microtiter plates and an anaerobic culture system
    Presenter : Saitho S.(*1), Iwasaki K., Yagi O.(*2)
    Title : , Microbes Environ., 18(4):210-215 (2003)
  • Development of a biological mercury removal system
    Presenter : Iwasaki K., Okino S.(*1), Yagi O.(*2), Tanaka H.(*3)
    Title : , In Situ and On-Site Bioremediation 2003 (2003)
  • Development of a new most-probable-number method for enumerating methanotrophs,using 48-well-microtiter plates
    Presenter : Saitho S.(*1), Iwasaki K., Yagi O.(*2)
    Title : , Microbes Environ., 17(4):191-196 (2002)
  • Quantitative and rapid detection of the trichloroethylene-degrading bacterium Methylocystis sp. M in groundwater by real-time PCR
    Presenter : IWASAKI Kazuhiro
    Title : , Appl.Microbiol.Biotechnol., 59:731-736 (2002)
  • Removal of mercuric chloride by a genetically engineered mercury-volatilizing bacterium Pseudomonas putida PpY101/pSR134
    Presenter : Okino S.(*1), Iwasaki K., Yagi O.(*2), Tanaka H.(*1)
    Title : , Bull.Environ.Contam.Toxicol., 68(5):712-719 (2002)
  • Degradation pathways of trichloroethylene and 1,1,1-trichloroethane by Mycobacterium sp. TA27
    Presenter : Hashimoto A.(*1), Iwasaki K., Nakasugi N.(*1), Nakajima M.(*2), Yagi O.(*3)
    Title : , Biosci.Biotechnol.Biochem., 66(2):385-390 (2002)
  • Removal of mercuric chloride by immobilized cells of genetically modified Pseudomonas putida PpY101/pSR134
    Presenter : Okino S.(*1), Iwasaki K., Yagi O.(*2), Tanaka H.(*1)
    Title : , J.Environ.Biotechnol., 1(1):41-47 (2001)
  • Quantitative and specific detection of a trichloroethylene-degrading methanotroph,methylocystis sp.strain M, by a most probable number-polymerase chain reaction method
    Presenter : IWASAKI Kazuhiro
    Title : , Biosci.Biotechnol.Biochem., 65(12):2673-2681 (2001)
  • Behavior of Methylocystis sp.strain M in soil column
    Presenter : IWASAKI Kazuhiro
    Title : , Proc.5th Int.Symp.Environ.Biotechnol. (2001)
  • Quantitative measurement of trichloroethylene-degrading Mycobacterium sp.TA27 using real time PCR product detection system
    Presenter : Hashimoto A.(*1), Iwasaki K., Yagi O.(*2)
    Title : , Proc.5th Int.Symp.Environ.Biotechnol. (2001)
  • Electroporation of trichloroethylene-degrading bacterium Mycobacterium sp.TA27
    Presenter : Iwasaki K., Hashimoto A.(*1), Yagi O.(*1), Keino F.(*3), Hirata T.(*3)
    Title : , Proc.5th Int.Symp.Environ.Biotechnol. (2001)
  • Determination of mRNA of methane monooxygenase in Methylocystis sp.M.
    Presenter : IWASAKI Kazuhiro
    Title : , Proc.5th Int.Symp.Environ.Biotechnol. (2001)
  • Isolation of a mercury-volatilizing bacterium and characteristics of its mercury removal
    Presenter : Iwasaki K., Nishizawa M.(*1), Tanaka H.(*1), Yagi O.(*1)
    Title : , Proc.5th Int.Symp.Environ.Biotechnol. (2001)
  • Removal of mercuric chloride by immobilized cells of genetically engineered mercury-volatilizing bacteria
    Presenter : Okino S.(*1), Iwasaki K., Yagi O.(*2), Tanaka H.(*2)
    Title : , Proc.5th Int.Symp.Environ.Biotechnol. (2001)
  • Quantitative detection of trichloroethylene-degrading mycobacterium sp.TA27 with a real-time PCR product detection system
    Presenter : IWASAKI Kazuhiro
    Title : , Microbes Environ., 16(2):109-116 (2001)
  • Degradation of trichloroethylene and related compounds by Mycobacterium spp.isolated from soil
    Presenter : IWASAKI Kazuhiro
    Title : , Clean Prod.& Processes, 2:167‐173 (2000)
  • Survival and Effect of Genetically Engineered Pseudomonads in the Soil Environment
    Presenter : IWASAKI Kazuhiro
    Title : , Environ.Sci., 13(4):483‐489 (2000)
  • Development of a biological mercury removal-recovery system
    Presenter : IWASAKI Kazuhiro
    Title : , Biotechnol.Lett., 22:783‐788 (2000)
  • Aerobic Degradation of 1, 1, 1-Trichloroethane by Mycobacterium spp.Isolated from Soil
    Presenter : IWASAKI Kazuhiro
    Title : , Appl.& Environ.Microbiol., 65(10):4693‐4696 (1999)
  • Degradation of Trichloroethyene in Soil Columns by Methylocystis sp.M
    Presenter : IWASAKI Kazuhiro
    Title : , Engineered Approaches for In Situ Bioremediation of Chlorinated Solvent Contamination(Leeson A.,Alleman B.C.,ed.,Battelle Press Columbus Richland,336p.), 101‐106 (1999)
  • Biodegradation of Trichloroethylene by a Propane-Utilizing Bacterium Mycobacterium sp.TCE28
    Presenter : IWASAKI Kazuhiro
    Title : , Engineered Approaches for In Situ Bioremediation of Chlorinated Solvent Contamination(Leeson A.,Alleman B.C.,ed.,Battelle Press Columbus Richland,336p.), 95‐100 (1999)
  • Biodegradation of Spilled Oil of Nakhodka Accident in Japan,1997
    Presenter : IWASAKI Kazuhiro
    Title : , In Situ Bioremediation of Petroleum Hydrocarbon and Other Organic Compounds(Alleman B.C.,Leeson A.ed.,Battelle Ptess Columbus Richland,588p.), 233‐238 (1999)
  • Degradation of Trichloroethylene by mycobacteriom SP.TA27
    Presenter : IWASAKI Kazuhiro
    Title : , Engineered Approaches for In Situ Bioremediation of Chlorinated Solvent Contamination(Leeson A.,Alleman B.C.,ed.,Battelle Press Columbus Richland,336p.), 89‐94 (1999)
  • Bioremediation of Soil and Groundwater Contaminated With Volatile Chlorinated Compounds by a Methane-Utilizing Bacterium
    Presenter : IWASAKI Kazuhiro
    Title : , Bioremediation Technologies Vol 3(Sikdar S.K.,& Irvine R.L.ed.,Technomic Pub.,672p.), 141‐154 (1998)
  • Bioremediation of polychlorinated compounds
    Presenter : IWASAKI Kazuhiro
    Title : , Biotechnology for Water Use and Conservation(OECD,728p.), 239‐245 (1997)
  • Characteristics of Escherichia coli HB101 and Pseudomonas putida PpY101 Harboring a Recombinant Plasmid with Tandem Insertion of the Mercury Resistance Operon
    Presenter : IWASAKI Kazuhiro
    Title : , Biosci.Biotech.Biochem., 61(7):1187‐1189 (1997)
  • Analysis and improvement of nitrogen fixation genes of Klebsiella and Azospirillum and safety assessment of recombinant strains in the rhizosphere of rice
    Presenter : , IWASAKI Kazuhiro
    Title : , Impact Mod.Agric.Environ.(Arora S.K.,Behl R.K.,& Tauro P.ed.,CCS Haryana Agric.Univ.,217p.), 187‐190 (1995)
  • Bioremediation of trichloroethylenecontaminated soils by a methane- utilizing bacterium Methylocystis sp.M
    Presenter : IWASAKI Kazuhiro
    Title : , Bioremed.Chlorinat.Polycyclic Aromatic Hydrocarbon Compounds(Lewis Publ.,525p.), 28‐36 (1994)
  • Transformation of Pseudomonas putida by electroporation
    Presenter : IWASAKI Kazuhiro
    Title : , Biosci.Biotech.Biochem., 58:851‐854 (1994)
  • Survival and impact of genetically engineered Pseudomonas putida harboring mercury resistance gene in soil microcosms
    Presenter : IWASAKI Kazuhiro
    Title : , Biosci.Biotech.Biochem., 58(1):156‐159 (1994)
  • Survival and impact of genetically engineered Pseudomonas putida harboring mercury resistance gene in aquatic microcosms
    Presenter : Iwasaki K.
    Title : , Biosci.Biotech.Biochem., 57:1264‐1269 (1993)
  • Biodegradation rate of chloroethylene in soil environment
    Presenter : IWASAKI Kazuhiro
    Title : , Water Sci.Technol., 25(11):419‐424 (1992)
  • A method for behaviour analysis of synthetic chemicals in the aquatic environment using their adsorption constants. -A study of linear alkylbenzenesulfonate in wetland-
    Presenter : , IWASAKI Kazuhiro
    Title : , Environ.Technol.Lett., 9:1387‐1392 (1988)
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Research Result (Presentation)

  • Research Presentation
    Dissolution and migration behavior of major and trace metals derived from electronic waste in soil environment
    Presenter : Murata T., Inaba K., Yamamura S., Iwasaki K., Nakajima D., Takigami H.
    Name of Society : The 10th international conference of the Working Group (WG) on Soils of Urban, Industrial, Traffic, Mining and Military Areas (SUITMA10) (2019)
    Name of Proceedings : SUITMA10 Final Program, 26
  • Research Presentation
    Comparison of Bacterial Communities Harboring Alkane Hydroxylase Genes among Petroleum-Contaminated Soils and Roots of Planted Grasses.
    Presenter : Tsuboi S., Yamamura S., Nakajima-Kambe T., Iwasaki K.
    Name of Society : 9th IWA International Symposium on Waste Management Problems in Agro-Industries (2014)
    Name of Proceedings : Abstracts, 218-225
  • Research Presentation
    Evaluation of the impact of genetically engineered microorganisms on microbial biodiversity
    Presenter : Iwasaki K., Yagi O.(*1)
    Name of Society : Int.Symp.Environ.Biotechnol.2006(Poster Session) (2006)
    Name of Proceedings : Abstracts
  • Research Presentation
    Biotreatability study for evaluating the potential of bioremediation at illegal dumping site
    Presenter : Iwasaki K., Nakasugi N., Yagi O.(*1)
    Name of Society : PACIFICHEM 2005(Poster Session) (2005)
    Name of Proceedings : Program,Abstracts(CD-ROM)
  • Research Presentation
    Merit/demerit of washing-reagent-injection method for remediation of subsurface pollution with DNAPL
    Presenter : , Iwasaki K.
    Name of Society : PACIFICHEM 2005(Poster Session) (2005)
    Name of Proceedings : Program,Abstracts(CD-ROM)
  • Research Presentation
    Transport of trichloroethylene degrading bacterium Methylocystis sp.strain M in soil aquifer columns and its model analysis
    Presenter : Kurisu F.(*1), Nakamura A.(*1), Iwasaki K., Yagi O.(*1)
    Name of Society : Int.Soc.Environ.Biotechnol.7th Bienn.Symp. (2004)
    Name of Proceedings : Program
  • Research Presentation
    Biodegradation of methyl tert-butyl ether(MTBE) by Mycobacterium spp.
    Presenter : Yagi O.(*1), Ohkubo N.(*2), Iwasaki K., Hashimoto A., Kurisu F.(*1)
    Name of Society : Int.Soc.Environ.Biotechnol.7th Bienn.Symp. (2004)
    Name of Proceedings : Program
  • Research Presentation
    Development of a biological mercury removal system
    Presenter : Iwasaki K., Okino S.(*1), Yagi O.(*2), Tanaka H.(*3)
    Name of Society : In Situ On-Site Bioremediation.7th Int.Symp. (2003)
    Name of Proceedings : Poster Abstracts
  • Research Presentation
    Development of the bioaugmentation technology to clean up TCE contaminated soil and groundwater using a methane utilizing bacterium
    Presenter : Yagi O.(*1), Kurisu F.(*1), Iwasaki K.
    Name of Society : 6th Int.Symp.Environ.Biotechnol. (2002)
    Name of Proceedings : Abstracts(CD-ROM)
  • Development of complete trichloroethylene degradation system by a mixed culture of Methylocystis sp.SS1
    Presenter : Iwasaki K., Saeki S.(*1), Hashimoto A.(*1), Yagi O.(*2)
    Name of Society : Pseudomonas 2001 (2001)
    Name of Proceedings : Abstracts
  • Research Presentation
    Complete degradation of trichloroethylene by a mixed culture of Methylocystis sp.strain M and a trichloroacetate-degrading bacterium Pseudomonas sp.starain SS1
    Presenter : Saeki S.(*1), Iwasaki K., Kurisu F.(*2), Yagi O.(*2)
    Name of Society : Int.Water Assoc.Conf.Water Wastewater Manag.Dev.Ctry. (2001)
    Name of Proceedings : Proceedings, 2:401-407
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  • Comparison of Bacterial Communities Harboring Alkane Hydroxylase Genes among Petroleum-Contaminated Soils and Roots of Planted Grasses.
    Presenter : Tsuboi S., Yamamura S., Nakajima-Kambe T., Iwasaki K.
    Name of Society : 9th IWA International Symposium on Waste Management Problems in Agro-Industries (2014)
    Name of Proceedings : Abstracts, 218-225
  • Evaluation of the impact of genetically engineered microorganisms on microbial biodiversity
    Presenter : Iwasaki K., Yagi O.(*1)
    Name of Society : Int.Symp.Environ.Biotechnol.2006(Poster Session) (2006)
    Name of Proceedings : Abstracts
  • Biotreatability study for evaluating the potential of bioremediation at illegal dumping site
    Presenter : Iwasaki K., Nakasugi N., Yagi O.(*1)
    Name of Society : PACIFICHEM 2005(Poster Session) (2005)
    Name of Proceedings : Program,Abstracts(CD-ROM)
  • Merit/demerit of washing-reagent-injection method for remediation of subsurface pollution with DNAPL
    Presenter : , Iwasaki K.
    Name of Society : PACIFICHEM 2005(Poster Session) (2005)
    Name of Proceedings : Program,Abstracts(CD-ROM)
  • Transport of trichloroethylene degrading bacterium Methylocystis sp.strain M in soil aquifer columns and its model analysis
    Presenter : Kurisu F.(*1), Nakamura A.(*1), Iwasaki K., Yagi O.(*1)
    Name of Society : Int.Soc.Environ.Biotechnol.7th Bienn.Symp. (2004)
    Name of Proceedings : Program
  • Biodegradation of methyl tert-butyl ether(MTBE) by Mycobacterium spp.
    Presenter : Yagi O.(*1), Ohkubo N.(*2), Iwasaki K., Hashimoto A., Kurisu F.(*1)
    Name of Society : Int.Soc.Environ.Biotechnol.7th Bienn.Symp. (2004)
    Name of Proceedings : Program
  • Development of a biological mercury removal system
    Presenter : Iwasaki K., Okino S.(*1), Yagi O.(*2), Tanaka H.(*3)
    Name of Society : In Situ On-Site Bioremediation.7th Int.Symp. (2003)
    Name of Proceedings : Poster Abstracts
  • Development of the bioaugmentation technology to clean up TCE contaminated soil and groundwater using a methane utilizing bacterium
    Presenter : Yagi O.(*1), Kurisu F.(*1), Iwasaki K.
    Name of Society : 6th Int.Symp.Environ.Biotechnol. (2002)
    Name of Proceedings : Abstracts(CD-ROM)
  • Complete degradation of trichloroethylene by a mixed culture of Methylocystis sp.strain M and a trichloroacetate-degrading bacterium Pseudomonas sp.starain SS1
    Presenter : Saeki S.(*1), Iwasaki K., Kurisu F.(*2), Yagi O.(*2)
    Name of Society : Int.Water Assoc.Conf.Water Wastewater Manag.Dev.Ctry. (2001)
    Name of Proceedings : Proceedings, 2:401-407
  • Dissolution and migration behavior of major and trace metals derived from electronic waste in soil environment
    Presenter : Murata T., Inaba K., Yamamura S., Iwasaki K., Nakajima D., Takigami H.
    Name of Society : The 10th international conference of the Working Group (WG) on Soils of Urban, Industrial, Traffic, Mining and Military Areas (SUITMA10) (2019)
    Name of Proceedings : SUITMA10 Final Program, 26
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