Latest Update：2026/03/24 10:42:00

ENDO Satoshi

Researcher Name: ENDO Satoshi

Div (Section) name/title: Health and Environmental Risk Division（Environmental Exposure and Effect Research Section）／Chief Senior Researcher

Research Subject: Elucidating the environmental properties and processes of organic contaminants

Degree(s): Dr. rer. nat.

Professional Qualification(s): Chemistry,Earth Science

Environmental Speciality Field: organic contaminants,environmental behavior,bioaccumulation

Keyword(s): partitioning and sorption,passive sampling,property modeling

Career: Jul 2024-present National Institute for Environmental Studies (NIES), Health and Environmental Risk Division, Chief Senior Researcher
Apr 2021-Jun 2024 National Institute for Environmental Studies (NIES), Health and Environmental Risk Division, Senior Researcher
Apr 2019-Mar 2021 National Institute for Environmental Studies (NIES), Center for Health and Environmental Risk Research, Senior Researcher
Apr 2018-Mar 2019 Osaka City University, Graduate School of Engineering, Associate professor
Oct 2014-Mar 2018 Osaka City University, Urban Research Plaza, Tenure-track associate professor
Jan 2009-Sep 2014 Helmholtz Centre for Environmental Research – UFZ, Researcher

Membership of Academic Society: Society of Environmental Toxicology and Chemistry,Japan Society for Environmental Chemistry,Japan Society on Water Environment (JSWE),American Chemical Society

Research Subject

Fiscal Year: 2025
- 27218 : Research project on comprehensive analysis of all substances of concern
- 27219 : Research project on modeling environmental behavior of all substances of concern
- 27357 : Fundamental Studies on Assessment and Prediction of the Exposure and Effects of Chemicals
- 27397 : Prediction of transfer kinetics of ionizable PFASs to marine sandworms
- 27418 : Elucidating Sediment Contamination by Esterquat Cationic Surfactants
- 27428 : Neurotoxicity of environmental chemicals in cetaceans: Risk evaluation by predictive biological effect modeling
Fiscal Year: 2024
- 26832 : Research project on comprehensive analysis of all substances of concern
- 26834 : Research project on modeling environmental behavior of all substances of concern
- 26895 : Soil and sediment sorption of cationic surfactants investigated with equilibrium passive sampling methods
- 26940 : Fundamental Studies on Assessment and Prediction of the Exposure and Effects of Chemicals
- 27005 : Prediction of transfer kinetics of ionizable PFASs to marine sandworms
- 27106 : Elucidating Sediment Contamination by Esterquat Cationic Surfactants
Fiscal Year: 2023
- 26422 : Research project on comprehensive analysis of all substances of concern
- 26423 : Research project on modeling environmental behavior of all substances of concern
- 26544 : Soil and sediment sorption of cationic surfactants investigated with equilibrium passive sampling methods
- 26545 : Developing passive dosing methods for ecotoxicity testing of cationic surfactants
- 26570 : Toward the Environmentally Sound Management of Waste Containing New Fluorinated POPs: Elucidating their Occurrence and Decomposition Behavior
- 26694 : Fundamental Studies on Assessment and Prediction of the Exposure and Effects of Chemicals
Fiscal Year: 2022
- 25975 : Research project on comprehensive analysis of all substances of concern
- 25976 : Research project on modeling environmental behavior of all substances of concern
- 26102 : Soil and sediment sorption of cationic surfactants investigated with equilibrium passive sampling methods
- 26103 : Developing passive dosing methods for ecotoxicity testing of cationic surfactants
- 26104 : Developing estimation methods for properties and toxicity of mixtures using two dimensional GC measurement and LFER theory
- 26130 : Toward the Environmentally Sound Management of Waste Containing New Fluorinated POPs: Elucidating their Occurrence and Decomposition Behavior
- 26236 : Fundamental Studies on Assessment and Prediction of the Exposure and Effects of Chemicals
Fiscal Year: 2021
- 25519 : Research project on comprehensive analysis of all substances of concern
- 25520 : Research project on modeling environmental behavior of all substances of concern
- 25647 : Toward the Environmentally Sound Management of Waste Containing New Fluorinated POPs: Elucidating their Occurrence and Decomposition Behavior
- 25716 : Mechanisms of ionic organic chemicals sorption by carbonaceous sorbents including activated carbon and biochar
- 25717 : Developing estimation methods for properties and toxicity of mixtures using two dimensional GC measurement and LFER theory
- 25718 : Understanding chemical exposure in sediment contact tests for improved effect extrapolation from laboratory to field
- 25839 : Fundamental Studies on Assessment and Prediction of the Exposure and Effects of Chemicals
- 25876 : Developing risk assessment methods for chemicals in sediment that consider exposure routes and bioavailability to benthic organisms
Fiscal Year: 2020
- 25303 : Mechanisms of ionic organic chemicals sorption by carbonaceous sorbents including activated carbon and biochar
- 25304 : Characterizing physicochemical properties of new POPs
- 25305 : Developing estimation methods for properties and toxicity of mixtures using two dimensional GC measurement and LFER theory
- 25347 : A Fundamental Study of Integrated Approaches to Assessing Chemical Exposure and Environmental Effects
- 25353 : Study on Global Mercury Dynamics and Risk Management of Mercury
- 25379 : Developing risk assessment methods for chemicals in sediment that consider exposure routes and bioavailability to benthic organisms
Fiscal Year: 2019
- 24874 : Mechanisms of ionic organic chemicals sorption by carbonaceous sorbents including activated carbon and biochar
- 24876 : Development of a new passive sampler for highly hydrophilic chemicals and simplification of its calibration
- 24877 : Developing estimation methods for properties and toxicity of mixtures using two dimensional GC measurement and LFER theory
- 24878 : Characterizing physicochemical properties of new POPs
- 24978 : Study on Global Mercury Dynamics and Risk Management of Mercury
- 25042 : Developing risk assessment methods for chemicals in sediment that consider exposure routes and bioavailability to benthic organisms
- 25046 : A Fundamental Study of Integrated Approaches to Assessing Chemical Exposure and Environmental Effects

View all

Research Result (Publication)

all
Original Paper
Review

Review
The PFAS roadmap–Navigating a path together to improved management

Presenter : Padhye L.P., Kah M., Leitao E.M., Bowles K., Nathanail P., Cousins I.T., Figuiere R., Clarke B.O., Partington J.M., Alghamdi W., Sunderland E.M., Ruyle B.J., Endo S., Brown T.N., Wang Z., Zheng S., Pignatello J.J., Smith S.J., Riegel M., Arp H.P.H., Blotevogel J., Giraud R.J., Rappe A.K., Sormo E., Cornelissen G., Deshusses M.A., Novosselov I.V., Ferguson P.L., Pinkard B.R., Strathmann T.J., Gobindlal K., Sperry J., Lumbaque E.C., Duinslaeger N., Radjenovic J., Hatton J.
Title : , Sustainability Science and Technology, 3(1):012501 (2026)
Original Paper
Kaolinite sorption isotherms of benzalkonium and dialkyldimethylammonium compounds under dilute conditions investigated by direct and passive sampling methods

Presenter : Endo S., Do T., Yoshii S., Koshikawa-K.M., Matsuzawa S.
Title : , Environmental Science: Processes & Impacts, 27:2252-2261 (2025)
Original Paper
Binding of Per- and Polyfluoroalkyl Substances (PFAS) to Serum Proteins: Implications for Toxicokinetics in Humans

Presenter : Fischer F., Ludtke S., Thackray C., Pickard H.M., Haque F., Dassuncao C., Endo S., Schaider L., Sunderland E.M.
Title : , Environmental Science & Technology, 58(2):1055-1063 (2024)
Original Paper
Are We Justified in Modeling Human Exposure to Chlorinated Paraffin Mixtures Using the Average Properties of Congeners and Homologues?

Presenter : Chen C., Li L., Endo S., Jiang S., Wania F.
Title : , Environmental Science & Technology, 58(10):4535-4544 (2024)
Original Paper
Hydrophobic sorption properties of an extended series of anionic per- and polyfluoroalkyl substances characterized by C18 chromatographic retention measurement

Presenter : Endo S., Matsuzawa S.
Title : , Environmental Science & Technology, 58(17):7628-7635 (2024)
Original Paper
Triethanolamine-Based Esterquat in Sediments: New Analytical Method, Environmental Occurrence, and Homologue Composition

Presenter : Yoshii S., Nakajima D., Saito N., Terasaki M., Endo S.
Title : , Chemosphere, 362:142495 (2024)
Original Paper
Risk Assessment of Displaced Sediment by an Extreme Event Cyclone in a Peri-Urban Zone Using Bioassays and Analytical Chemistry

Presenter : Tremblay L.A., Nakajima D., Endo S., Yagishita M., Ludlow A. , Mackay A., Champeau O.
Title : , Toxics, 12(8):558 (2024)
Comment on “Experimentally Determined Aqueous Diffusion Coefficients of PFAS Using 19F NMR Diffusion-Ordered Spectroscopy"

Presenter : Endo S.
Title : , ACS ES&T Water, 5(1):488-489 (2024)
Original Paper
Developing a Passive Dosing Method for Acute Aquatic Toxicity Tests of Cationic Surfactant Benzalkoniums (BACs)

Presenter : Do T., Hiki K., Watanabe H., Yamamoto H., Endo S.
Title : , Environmental Science & Technology, 58(31):13678-13686 (2024)
Original Paper
Freely dissolved concentration profile and Hyalella azteca toxicity of cationic surfactant C12-benzalkonium in spiked-sediment toxicity test

Presenter : Yoshii S., Hiki K., Watanabe H., Yamamoto H., Endo S.
Title : , Science of the Total Environment, 866:161226 (2023)
Original Paper
Influence of water exchange rates on toxicity and bioaccumulation of hydrophobic organic chemicals in sediment toxicity tests

Presenter : Hiki K., Fischer F., Nishimori T., Endo S., Watanabe H., Yamamoto H.
Title : , Environmental Science: Processes & Impacts (2023)
Original Paper
Experimental Determination of Air/Water Partition Coefficients for 21 Per- and Polyfluoroalkyl Substances Reveals Variable Performance of Property Prediction Models

Presenter : Endo S., Hammer J., Matsuzawa S.
Title : , Environmental Science & Technology, 57(22):8406-8413 (2023)
Original Paper
Intermolecular Interactions, Solute Descriptors, and Partition Properties of Neutral Per- and Polyfluoroalkyl Substances (PFAS)

Presenter : Endo S.
Title : , Environmental Science & Technology, 57(45):17534-17541 (2023)
Original Paper
Applicability Domain of Polyparameter Linear Free Energy Relationship Models Evaluated by Leverage and Prediction Interval Calculation

Presenter : Endo S.
Title : , Environmental Science & Technology, 56(9):5572-5579 (2022)
Review
Sorption and Mobility of Charged Organic Compounds: How to Confront and Overcome Limitations in Their Assessment

Presenter : Sigmund G., Arp H.P.H., Aumeier B.M., Bucheli T.D., Chefetz B., Chen W., Droge S.T.J., Endo S., Escher E.B., Hale E.S., Hofmann T., Pignatello J., Reemtsma T., Schmidt T.C., Schonsee C.D., Scheringer M.
Title : , Environmental Science & Technology, 56(8):4702-4710 (2022)
Original Paper
Comparing 10‐ and 28‐Day Sediment Toxicity and Bioaccumulation of Fluoranthene in Hyalella azteca Using Passive Sampling Techniques

Presenter : Nishimori T., Hiki K., Fischer F., Endo S., Yamamoto H., Watanabe H.
Title : , Environmental Toxicology and Chemistry (2022)
Original Paper
Volatility and Nonspecific van der Waals Interaction Properties of Per- and Polyfluoroalkyl Substances (PFAS): Evaluation Using Hexadecane/Air Partition Coefficients

Presenter : Hammer J., Endo S.
Title : , Environmental Science & Technology, 56(22):15737-15745 (2022)
Original Paper
Development of a New Polar Organic Chemical Integrative Sampler for 1,4-dioxane Using Silicone Membrane as a Diffusion Barrier

Presenter : Noro K., Endo S., Inoue D., Suzuki N., Kameoka H., Ono J., Nakamura S., Yabuki Y.
Title : , Environmental Toxicology and Chemistry, 42(2):296-302 (2022)
Original Paper
Free Versus Bound Concentration: Passive Dosing from Polymer Meshes Elucidates Drivers of Toxicity in Aquatic Tests with Benthic Invertebrates

Presenter : Fischer F.C., Hiki K., Endo S.
Title : , Environmental Toxicology and Chemistry (2022)
Original Paper
Congener-specific partition properties of chlorinated paraffins evaluated with COSMOtherm and gas chromatographic retention indices

Presenter : Hammer J., Matsukami H., Endo S.
Title : , Scientific Reports, 11(4426): (2021)
Original Paper
Mind the Exposure Gaps-Modeling Chemical Transport in Sediment Toxicity Tests

Presenter : Fischer F., Hiki K., Soetaert K., Endo S.
Title : , Environmental Science & Technology, 55(17):11885-11893 (2021)
Original Paper
Refinement and extension of COSMO-RS-trained fragment contribution models for predicting the partition properties of C10-20 chlorinated paraffin congeners

Presenter : Endo S.
Title : , Environmental Science: Processes & Impacts, 23:831-843 (2021)
Original Paper
Direct measurements and modeling of congener group specific vapor pressure for chlorinated paraffins

Presenter : Hammer J., Matsukami H., Kuramochi H., Endo S.
Title : , Chemosphere, 281(130909): (2021)
Original Paper
Spatiotemporal distribution of hydrophobic organic contaminants in spiked-sediment toxicity tests: Measuring total and freely dissolved concentrations in pore and overlying water

Presenter : Hiki K., Fischer F., Nishimori T., Watanabe H., Yamamoto H., Endo S.
Title : , Environmental Toxicology and Chemistry (2021)
Original Paper
Reduced bioavailability of polycyclic aromatic hydrocarbons (PAHs) in sediments impacted by carbon manufacturing plant effluent: Evaluation by ex situ passive sampling method

Presenter : Endo S., Yoshimura M., Kumata H., Uchida M., Yabuki Y., Nakata H.
Title : , Environmental Pollution, 256(113448): (2020)
Original Paper
Development and Calibration of the Polar Organic Chemical Integrative Sampler (POCIS) for Neonicotinoid Pesticides

Presenter : Noro K., Endo S., Shikano Y., Banno A., Yabuki Y.
Title : , Environmental Toxicology and Chemistry, 39(7):1325-1333 (2020)
Original Paper
Predicting Partition Coefficients of Short-Chain Chlorinated Paraffin Congeners by COSMO-RS-Trained Fragment Contribution Models

Presenter : Endo S., Hammer J.
Title : , Environmental Science & Technology, 54(23):15162-15169 (2020)

View all

Kaolinite sorption isotherms of benzalkonium and dialkyldimethylammonium compounds under dilute conditions investigated by direct and passive sampling methods

Presenter : Endo S., Do T., Yoshii S., Koshikawa-K.M., Matsuzawa S.
Title : , Environmental Science: Processes & Impacts, 27:2252-2261 (2025)
Binding of Per- and Polyfluoroalkyl Substances (PFAS) to Serum Proteins: Implications for Toxicokinetics in Humans

Presenter : Fischer F., Ludtke S., Thackray C., Pickard H.M., Haque F., Dassuncao C., Endo S., Schaider L., Sunderland E.M.
Title : , Environmental Science & Technology, 58(2):1055-1063 (2024)
Are We Justified in Modeling Human Exposure to Chlorinated Paraffin Mixtures Using the Average Properties of Congeners and Homologues?

Presenter : Chen C., Li L., Endo S., Jiang S., Wania F.
Title : , Environmental Science & Technology, 58(10):4535-4544 (2024)
Hydrophobic sorption properties of an extended series of anionic per- and polyfluoroalkyl substances characterized by C18 chromatographic retention measurement

Presenter : Endo S., Matsuzawa S.
Title : , Environmental Science & Technology, 58(17):7628-7635 (2024)
Triethanolamine-Based Esterquat in Sediments: New Analytical Method, Environmental Occurrence, and Homologue Composition

Presenter : Yoshii S., Nakajima D., Saito N., Terasaki M., Endo S.
Title : , Chemosphere, 362:142495 (2024)
Risk Assessment of Displaced Sediment by an Extreme Event Cyclone in a Peri-Urban Zone Using Bioassays and Analytical Chemistry

Presenter : Tremblay L.A., Nakajima D., Endo S., Yagishita M., Ludlow A. , Mackay A., Champeau O.
Title : , Toxics, 12(8):558 (2024)
Developing a Passive Dosing Method for Acute Aquatic Toxicity Tests of Cationic Surfactant Benzalkoniums (BACs)

Presenter : Do T., Hiki K., Watanabe H., Yamamoto H., Endo S.
Title : , Environmental Science & Technology, 58(31):13678-13686 (2024)
Freely dissolved concentration profile and Hyalella azteca toxicity of cationic surfactant C12-benzalkonium in spiked-sediment toxicity test

Presenter : Yoshii S., Hiki K., Watanabe H., Yamamoto H., Endo S.
Title : , Science of the Total Environment, 866:161226 (2023)
Influence of water exchange rates on toxicity and bioaccumulation of hydrophobic organic chemicals in sediment toxicity tests

Presenter : Hiki K., Fischer F., Nishimori T., Endo S., Watanabe H., Yamamoto H.
Title : , Environmental Science: Processes & Impacts (2023)
Experimental Determination of Air/Water Partition Coefficients for 21 Per- and Polyfluoroalkyl Substances Reveals Variable Performance of Property Prediction Models

Presenter : Endo S., Hammer J., Matsuzawa S.
Title : , Environmental Science & Technology, 57(22):8406-8413 (2023)
Intermolecular Interactions, Solute Descriptors, and Partition Properties of Neutral Per- and Polyfluoroalkyl Substances (PFAS)

Presenter : Endo S.
Title : , Environmental Science & Technology, 57(45):17534-17541 (2023)
Applicability Domain of Polyparameter Linear Free Energy Relationship Models Evaluated by Leverage and Prediction Interval Calculation

Presenter : Endo S.
Title : , Environmental Science & Technology, 56(9):5572-5579 (2022)
Comparing 10‐ and 28‐Day Sediment Toxicity and Bioaccumulation of Fluoranthene in Hyalella azteca Using Passive Sampling Techniques

Presenter : Nishimori T., Hiki K., Fischer F., Endo S., Yamamoto H., Watanabe H.
Title : , Environmental Toxicology and Chemistry (2022)
Volatility and Nonspecific van der Waals Interaction Properties of Per- and Polyfluoroalkyl Substances (PFAS): Evaluation Using Hexadecane/Air Partition Coefficients

Presenter : Hammer J., Endo S.
Title : , Environmental Science & Technology, 56(22):15737-15745 (2022)
Development of a New Polar Organic Chemical Integrative Sampler for 1,4-dioxane Using Silicone Membrane as a Diffusion Barrier

Presenter : Noro K., Endo S., Inoue D., Suzuki N., Kameoka H., Ono J., Nakamura S., Yabuki Y.
Title : , Environmental Toxicology and Chemistry, 42(2):296-302 (2022)
Free Versus Bound Concentration: Passive Dosing from Polymer Meshes Elucidates Drivers of Toxicity in Aquatic Tests with Benthic Invertebrates

Presenter : Fischer F.C., Hiki K., Endo S.
Title : , Environmental Toxicology and Chemistry (2022)
Congener-specific partition properties of chlorinated paraffins evaluated with COSMOtherm and gas chromatographic retention indices

Presenter : Hammer J., Matsukami H., Endo S.
Title : , Scientific Reports, 11(4426): (2021)
Mind the Exposure Gaps-Modeling Chemical Transport in Sediment Toxicity Tests

Presenter : Fischer F., Hiki K., Soetaert K., Endo S.
Title : , Environmental Science & Technology, 55(17):11885-11893 (2021)
Refinement and extension of COSMO-RS-trained fragment contribution models for predicting the partition properties of C10-20 chlorinated paraffin congeners

Presenter : Endo S.
Title : , Environmental Science: Processes & Impacts, 23:831-843 (2021)
Direct measurements and modeling of congener group specific vapor pressure for chlorinated paraffins

Presenter : Hammer J., Matsukami H., Kuramochi H., Endo S.
Title : , Chemosphere, 281(130909): (2021)
Spatiotemporal distribution of hydrophobic organic contaminants in spiked-sediment toxicity tests: Measuring total and freely dissolved concentrations in pore and overlying water

Presenter : Hiki K., Fischer F., Nishimori T., Watanabe H., Yamamoto H., Endo S.
Title : , Environmental Toxicology and Chemistry (2021)
Reduced bioavailability of polycyclic aromatic hydrocarbons (PAHs) in sediments impacted by carbon manufacturing plant effluent: Evaluation by ex situ passive sampling method

Presenter : Endo S., Yoshimura M., Kumata H., Uchida M., Yabuki Y., Nakata H.
Title : , Environmental Pollution, 256(113448): (2020)
Development and Calibration of the Polar Organic Chemical Integrative Sampler (POCIS) for Neonicotinoid Pesticides

Presenter : Noro K., Endo S., Shikano Y., Banno A., Yabuki Y.
Title : , Environmental Toxicology and Chemistry, 39(7):1325-1333 (2020)
Predicting Partition Coefficients of Short-Chain Chlorinated Paraffin Congeners by COSMO-RS-Trained Fragment Contribution Models

Presenter : Endo S., Hammer J.
Title : , Environmental Science & Technology, 54(23):15162-15169 (2020)

View all

The PFAS roadmap–Navigating a path together to improved management

Presenter : Padhye L.P., Kah M., Leitao E.M., Bowles K., Nathanail P., Cousins I.T., Figuiere R., Clarke B.O., Partington J.M., Alghamdi W., Sunderland E.M., Ruyle B.J., Endo S., Brown T.N., Wang Z., Zheng S., Pignatello J.J., Smith S.J., Riegel M., Arp H.P.H., Blotevogel J., Giraud R.J., Rappe A.K., Sormo E., Cornelissen G., Deshusses M.A., Novosselov I.V., Ferguson P.L., Pinkard B.R., Strathmann T.J., Gobindlal K., Sperry J., Lumbaque E.C., Duinslaeger N., Radjenovic J., Hatton J.
Title : , Sustainability Science and Technology, 3(1):012501 (2026)
Sorption and Mobility of Charged Organic Compounds: How to Confront and Overcome Limitations in Their Assessment

Presenter : Sigmund G., Arp H.P.H., Aumeier B.M., Bucheli T.D., Chefetz B., Chen W., Droge S.T.J., Endo S., Escher E.B., Hale E.S., Hofmann T., Pignatello J., Reemtsma T., Schmidt T.C., Schonsee C.D., Scheringer M.
Title : , Environmental Science & Technology, 56(8):4702-4710 (2022)

View all

Research Result (Presentation)

all
Research Presentation

Research Presentation
Enhancing the Risk Assessment of Per- and Polyfluoroalkyl Substances (PFASs) through Sorption Characterization Using Online Soil Column Chromatography Coupled with Mass Spectrometry

Presenter : Do T., Fujitake N., Endo S.
Name of Society : The 5th International Conference on Environmental Pollution, Restoration, and Management (2026)
Name of Proceedings : Abstracts
Research Presentation
Partition and Sorption Properties of Per- and Polyfluoroalkyl Substances (PFAS): New Measurement and Modeling

Presenter : Endo S.
Name of Society : ExTech2025 (2025)
Name of Proceedings : Abstracts
Research Presentation
Influence of Salt Type and pH on Sorption of PFASs and Non-PFASs: A Soil Column Chromatography Study

Presenter : Do A.T.N., Endo S., Fujitake N.
Name of Society : 4th Joint Conference on Environmental Chemicals (2025)
Name of Proceedings : Abstracts
Research Presentation
Sorption of Cationic Surfactants by Clay Mineral and Organic Matter: Isotherm Measurements with Conventional Batch and New Passive Sampling Methods

Presenter : Endo S., Do T., Yoshii S., Koshikawa-K. M., Katakura Y., Matsuzawa S.
Name of Society : SETAC Europe 35th Annual Meeting (2025)
Name of Proceedings : Abstracts, 213
Research Presentation
Liquid Chromatography Retention Factors as a Metric for Hydrophobic Sorption Properties of Anionic PFAS

Presenter : Endo S., Matsuzawa S.
Name of Society : SETAC Europe 35th Annual Meeting (2025)
Name of Proceedings : Abstracts, 803-804
Research Presentation
Ecotoxicity Testing of Cationic Surfactant Benzalkoniums (BACs) Using a Novel Passive Dosing Method

Presenter : Do A.T.N., Hiki K., Watanabe H., Yamamoto H., Endo S.
Name of Society : SETAC Europe 35th Annual Meeting (2025)
Name of Proceedings : Abstracts, 211
Research Presentation
Soil Column Chromatography Coupled with Mass Spectrometry to Investigate the Sorption of Per- and Polyfluoroalkyl Substances (PFASs)

Presenter : Do A.T.N., Fujitake N., Endo S.
Name of Society : SETAC Europe 35th Annual Meeting (2025)
Name of Proceedings : Abstracts, 803
Research Presentation
Uptake and depuration of per- and polyfluoroalkyl substances (PFAS) in the polychaeta Perineris Wilsoni through seawater exposure

Presenter : Pandey A., Endo S., Sakurai T.
Name of Society : SETAC North America 46th Annual Meeting (2025)
Name of Proceedings : Abstracts, 351-352
Research Presentation
Assessing the Sorption Properties of Per- and Polyfluoroalkyl Substances (PFASs) Using Soil Column Chromatography

Presenter : Do T., Fujitake N., Endo S.
Name of Society : 19th International Symposium on Persistent Toxic Substances and Health (2025)
Name of Proceedings : Abstracts
Research Presentation
Concentration profiles of organic chemicals across sediment-water interface: Experimental and modeling approaches in spiked-sediment toxicity tests

Presenter : Hiki K., Fischer F., Nishimori T., Yoshii S., Watanabe H., Endo S., Yamamoto H.
Name of Society : SETAC Asia-Pacific 14th Biennial Meeting (2024)
Name of Proceedings : Abstracts
Research Presentation
Physiologically-based toxicokinetic modeling to elucidate the mechanisms driving exposures to per- and polyfluoroalkyl substances (PFAS) in mammals

Presenter : Fischer C.F., Endo S., Slitt A., Sunderland E.
Name of Society : 3rd Joint Conference on Environmental Chemicals (2024)
Name of Proceedings : Abstracts, 337
Research Presentation
Sorption of per-and polyfluoroalkyl substances (PFASs) on soils investigated by soil column chromatography: Selection of suitable dead time tracers

Presenter : Do T., Endo S.
Name of Society : 3rd Joint Conference on Environmental Chemicals (2024)
Name of Proceedings : Abstracts, 759
Research Presentation
Developing passive dosing method for aquatic toxicity tests of cationic surfactant benzalkoniums (BACs)

Presenter : Do T., Hiki K., Endo S.
Name of Society : SOT 63rd Annual Meeting and ToxExpo (2024)
Name of Proceedings : Abstracts
Research Presentation
Quantification of Fabric Softener-derived Triethanolamine-based Esterquat (TEAQ) Cationic Surfactant in Japanese River Sediments

Presenter : Yoshii S., Nakajima D., Saito N., Sano T., Terasaki M., Endo S.
Name of Society : ACS Spring 2024 (2024)
Name of Proceedings : -
Research Presentation
Intermolecular Interaction and Equilibrium Partition Properties of Neutral PFAS

Presenter : Endo S., Hammer J., Katakura Y., Matsuzawa S.
Name of Society : FLUOROS 2023-An International Symposium on Per- and Polyfluoroalkyl Substances (PFAS) (2023)
Name of Proceedings : Abstracts, 40
Research Presentation
Developing passive dosing methods for aquatic toxicity tests for C14-Benzalkonium (C14-BAC)

Presenter : Do T., Hiki K., Endo S.
Name of Society : 2nd Joint Conference on Environmental Chemicals (2023)
Name of Proceedings : Abstracts, 452
Research Presentation
Passive sampling method for quantifying amphipod exposure to cationic surfactant in sediment toxicity test

Presenter : Yoshii S., Hiki K., Watanabe H., Endo S.
Name of Society : 13th International Passive Sampling Workshop and Symposium (2022)
Name of Proceedings : Book of Abstracts, 42
Research Presentation
Interpolation and Extrapolation of Polyparameter Linear Free Energy Relationships (PP-LFERs) to Predict Partition Coefficients

Presenter : Endo S.
Name of Society : SETAC Europe 32nd Annual Meeting (2022)
Name of Proceedings : Abstracts, 349
Research Presentation
Freely Dissolved Concentration Analysis of Cationic Surfactant Benzalkonium in Sediment Toxicity Test Using Passive Sampling Method

Presenter : Yoshii S., Hiki K., Watanabe H., Endo S.
Name of Society : SETAC Europe 32nd Annual Meeting (2022)
Name of Proceedings : Abstracts, 221-222
Research Presentation
Effect of Water Exchange Rate in Spiked-Sediment Toxicity Tests With Hyalella azteca on Behavior and Bioaccumulation of Hydrophobic Organic Chemicals

Presenter : Hiki K., Fischer F., Nishimori T., Endo S., Watanabe H., Yamamoto H.
Name of Society : SETAC Europe 32nd Annual Meeting (2022)
Name of Proceedings : Abstracts, 128
Research Presentation
Volatility of PFAS: Evaluation with New Measurements of Hexadecane/Air Partition Coefficients for 65 Neutral PFAS

Presenter : Endo S., Hammer J.
Name of Society : SETAC North America 43rd Annual Meeting (2022)
Name of Proceedings : Abstracts
Research Presentation
Revealing the mechanisms underlying temporal and spatial exposure variability in sediment toxicity tests

Presenter : Fischer F., Hiki K., Endo S.
Name of Society : 29th Symposium on Environmental Chemistry (2021)
Name of Proceedings : Abstracts
Research Presentation
Measurements of vapor pressures of chlorinated paraffins using a gas saturation method

Presenter : Hammer J., Matsukami H., Kuramochi H., Endo S.
Name of Society : 29th Symposium on Environmental Chemistry (2021)
Name of Proceedings : Abstracts
Research Presentation
Refinement and Extension of Cosmo-RS-Trained Fragment Contribution Models for Predicting Partition Properties of SCCPs, MCCPs and LCCPs

Presenter : Endo S.
Name of Society : SETAC Europe 2021 (2021)
Name of Proceedings : Abstracts, 73-74
Research Presentation
Measurements and Predictions of Vapor Pressures of Chlorinated Paraffin Congeners From Technical Mixtures

Presenter : Hammer J., Matsukami H., Endo S.
Name of Society : SETAC Europe 2021 (2021)
Name of Proceedings : Abstracts, 89
Research Presentation
Passive Dosing With Biocompatible Polyethylene Meshes to Control Exposure and to Measure Toxicity and Bioaccumulation in H. Azteca Water-Only Tests

Presenter : Fischer F., Hiki K., Endo S.
Name of Society : SETAC North America 42nd Annual Meeting: SETAC SciCon4 (2021)
Name of Proceedings : Abstracts, 98
Research Presentation
Congener-specific partition properties of chlorinated paraffins evaluated with COSMOtherm and GC-retention indices

Presenter : Hammer J., Endo S.
Name of Society : SETAC SciCon, SETAC Europe 30th Annual Meeting (2020)
Name of Proceedings : Abstracts
Research Presentation
Prediction of partition coefficients for individual chlorinated paraffin congeners: Combination of COSMO-RS and fragment contribution methods

Presenter : Endo S., Hammer J.
Name of Society : SETAC North America 41st Annual Meeting (SciCon2) (2020)
Name of Proceedings : Abstract book, 240
Research Presentation
Does the Pore Water Free Concentration Explain Everything in Sediment Contact Assays with Hydrophobic Organic Chemicals?

Presenter : Endo S., Hiki K., Fischer F., Watanabe H., Yamamoto H., Nakajima F.
Name of Society : SETAC North America 41st Annual Meeting (SciCon2) (2020)
Name of Proceedings : Abstract book, 317
Research Presentation
Mind the Gap: Modelling Pore and Overlying Water Concentrations in Sediment Contact Assays Using Kinetic Chemical Fate Modelling

Presenter : Fischer F., Hiki K., Endo S.
Name of Society : SETAC North America 41st Annual Meeting (SciCon2) (2020)
Name of Proceedings : Abstract book, 318
Research Presentation
Measurement of physicochemical properties of major Firemaster 550 components EH-TBB and BEH-TEBP and evaluation of their POP-like characteristics

Presenter : Kuramochi H., Motoki T., Yui K., Endo S., Sakai S., Chen Y., Wania F.
Name of Society : DIOXIN 2019 (2019)
Name of Proceedings : Abstracts, 575
Research Presentation
Experimental Determination of Physicochemical Properties for Phosphate Flame Retardants

Presenter : Endo S., Kuramochi H.
Name of Society : The 39th International Symposium on Halogenated Persistent organic Pollutants Dioxin2019 (2019)
Name of Proceedings : Abstracts, 891
Research Presentation
New measurements and consistency tests for physicochemical properties of phosphate flame retardants

Presenter : Endo S., Kuramochi H.
Name of Society : SETAC North America 40th Annual Meeting (2019)
Name of Proceedings : Abstracts, 265-266
Research Presentation
Mechanistic modeling for aquatic integrative passive samplers: How can we realize linear uptake?

Presenter : Endo S., Matsuura Y., Vermeirssen E.
Name of Society : SETAC North America 40th Annual Meeting (2019)
Name of Proceedings : Abstracts, 129-130

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Enhancing the Risk Assessment of Per- and Polyfluoroalkyl Substances (PFASs) through Sorption Characterization Using Online Soil Column Chromatography Coupled with Mass Spectrometry

Presenter : Do T., Fujitake N., Endo S.
Name of Society : The 5th International Conference on Environmental Pollution, Restoration, and Management (2026)
Name of Proceedings : Abstracts
Partition and Sorption Properties of Per- and Polyfluoroalkyl Substances (PFAS): New Measurement and Modeling

Presenter : Endo S.
Name of Society : ExTech2025 (2025)
Name of Proceedings : Abstracts
Ecotoxicity Testing of Cationic Surfactant Benzalkoniums (BACs) Using a Novel Passive Dosing Method

Presenter : Do A.T.N., Hiki K., Watanabe H., Yamamoto H., Endo S.
Name of Society : SETAC Europe 35th Annual Meeting (2025)
Name of Proceedings : Abstracts, 211
Uptake and depuration of per- and polyfluoroalkyl substances (PFAS) in the polychaeta Perineris Wilsoni through seawater exposure

Presenter : Pandey A., Endo S., Sakurai T.
Name of Society : SETAC North America 46th Annual Meeting (2025)
Name of Proceedings : Abstracts, 351-352
Assessing the Sorption Properties of Per- and Polyfluoroalkyl Substances (PFASs) Using Soil Column Chromatography

Presenter : Do T., Fujitake N., Endo S.
Name of Society : 19th International Symposium on Persistent Toxic Substances and Health (2025)
Name of Proceedings : Abstracts
Concentration profiles of organic chemicals across sediment-water interface: Experimental and modeling approaches in spiked-sediment toxicity tests

Presenter : Hiki K., Fischer F., Nishimori T., Yoshii S., Watanabe H., Endo S., Yamamoto H.
Name of Society : SETAC Asia-Pacific 14th Biennial Meeting (2024)
Name of Proceedings : Abstracts
Physiologically-based toxicokinetic modeling to elucidate the mechanisms driving exposures to per- and polyfluoroalkyl substances (PFAS) in mammals

Presenter : Fischer C.F., Endo S., Slitt A., Sunderland E.
Name of Society : 3rd Joint Conference on Environmental Chemicals (2024)
Name of Proceedings : Abstracts, 337
Quantification of Fabric Softener-derived Triethanolamine-based Esterquat (TEAQ) Cationic Surfactant in Japanese River Sediments

Presenter : Yoshii S., Nakajima D., Saito N., Sano T., Terasaki M., Endo S.
Name of Society : ACS Spring 2024 (2024)
Name of Proceedings : -
Intermolecular Interaction and Equilibrium Partition Properties of Neutral PFAS

Presenter : Endo S., Hammer J., Katakura Y., Matsuzawa S.
Name of Society : FLUOROS 2023-An International Symposium on Per- and Polyfluoroalkyl Substances (PFAS) (2023)
Name of Proceedings : Abstracts, 40
Passive sampling method for quantifying amphipod exposure to cationic surfactant in sediment toxicity test

Presenter : Yoshii S., Hiki K., Watanabe H., Endo S.
Name of Society : 13th International Passive Sampling Workshop and Symposium (2022)
Name of Proceedings : Book of Abstracts, 42
Effect of Water Exchange Rate in Spiked-Sediment Toxicity Tests With Hyalella azteca on Behavior and Bioaccumulation of Hydrophobic Organic Chemicals

Presenter : Hiki K., Fischer F., Nishimori T., Endo S., Watanabe H., Yamamoto H.
Name of Society : SETAC Europe 32nd Annual Meeting (2022)
Name of Proceedings : Abstracts, 128
Revealing the mechanisms underlying temporal and spatial exposure variability in sediment toxicity tests

Presenter : Fischer F., Hiki K., Endo S.
Name of Society : 29th Symposium on Environmental Chemistry (2021)
Name of Proceedings : Abstracts
Measurements of vapor pressures of chlorinated paraffins using a gas saturation method

Presenter : Hammer J., Matsukami H., Kuramochi H., Endo S.
Name of Society : 29th Symposium on Environmental Chemistry (2021)
Name of Proceedings : Abstracts
Refinement and Extension of Cosmo-RS-Trained Fragment Contribution Models for Predicting Partition Properties of SCCPs, MCCPs and LCCPs

Presenter : Endo S.
Name of Society : SETAC Europe 2021 (2021)
Name of Proceedings : Abstracts, 73-74
Measurements and Predictions of Vapor Pressures of Chlorinated Paraffin Congeners From Technical Mixtures

Presenter : Hammer J., Matsukami H., Endo S.
Name of Society : SETAC Europe 2021 (2021)
Name of Proceedings : Abstracts, 89
Passive Dosing With Biocompatible Polyethylene Meshes to Control Exposure and to Measure Toxicity and Bioaccumulation in H. Azteca Water-Only Tests

Presenter : Fischer F., Hiki K., Endo S.
Name of Society : SETAC North America 42nd Annual Meeting: SETAC SciCon4 (2021)
Name of Proceedings : Abstracts, 98
Prediction of partition coefficients for individual chlorinated paraffin congeners: Combination of COSMO-RS and fragment contribution methods

Presenter : Endo S., Hammer J.
Name of Society : SETAC North America 41st Annual Meeting (SciCon2) (2020)
Name of Proceedings : Abstract book, 240
Does the Pore Water Free Concentration Explain Everything in Sediment Contact Assays with Hydrophobic Organic Chemicals?

Presenter : Endo S., Hiki K., Fischer F., Watanabe H., Yamamoto H., Nakajima F.
Name of Society : SETAC North America 41st Annual Meeting (SciCon2) (2020)
Name of Proceedings : Abstract book, 317
Mind the Gap: Modelling Pore and Overlying Water Concentrations in Sediment Contact Assays Using Kinetic Chemical Fate Modelling

Presenter : Fischer F., Hiki K., Endo S.
Name of Society : SETAC North America 41st Annual Meeting (SciCon2) (2020)
Name of Proceedings : Abstract book, 318
Measurement of physicochemical properties of major Firemaster 550 components EH-TBB and BEH-TEBP and evaluation of their POP-like characteristics

Presenter : Kuramochi H., Motoki T., Yui K., Endo S., Sakai S., Chen Y., Wania F.
Name of Society : DIOXIN 2019 (2019)
Name of Proceedings : Abstracts, 575
Mechanistic modeling for aquatic integrative passive samplers: How can we realize linear uptake?

Presenter : Endo S., Matsuura Y., Vermeirssen E.
Name of Society : SETAC North America 40th Annual Meeting (2019)
Name of Proceedings : Abstracts, 129-130
Influence of Salt Type and pH on Sorption of PFASs and Non-PFASs: A Soil Column Chromatography Study

Presenter : Do A.T.N., Endo S., Fujitake N.
Name of Society : 4th Joint Conference on Environmental Chemicals (2025)
Name of Proceedings : Abstracts
Sorption of Cationic Surfactants by Clay Mineral and Organic Matter: Isotherm Measurements with Conventional Batch and New Passive Sampling Methods

Presenter : Endo S., Do T., Yoshii S., Koshikawa-K. M., Katakura Y., Matsuzawa S.
Name of Society : SETAC Europe 35th Annual Meeting (2025)
Name of Proceedings : Abstracts, 213
Liquid Chromatography Retention Factors as a Metric for Hydrophobic Sorption Properties of Anionic PFAS

Presenter : Endo S., Matsuzawa S.
Name of Society : SETAC Europe 35th Annual Meeting (2025)
Name of Proceedings : Abstracts, 803-804
Soil Column Chromatography Coupled with Mass Spectrometry to Investigate the Sorption of Per- and Polyfluoroalkyl Substances (PFASs)

Presenter : Do A.T.N., Fujitake N., Endo S.
Name of Society : SETAC Europe 35th Annual Meeting (2025)
Name of Proceedings : Abstracts, 803
Sorption of per-and polyfluoroalkyl substances (PFASs) on soils investigated by soil column chromatography: Selection of suitable dead time tracers

Presenter : Do T., Endo S.
Name of Society : 3rd Joint Conference on Environmental Chemicals (2024)
Name of Proceedings : Abstracts, 759
Developing passive dosing method for aquatic toxicity tests of cationic surfactant benzalkoniums (BACs)

Presenter : Do T., Hiki K., Endo S.
Name of Society : SOT 63rd Annual Meeting and ToxExpo (2024)
Name of Proceedings : Abstracts
Developing passive dosing methods for aquatic toxicity tests for C14-Benzalkonium (C14-BAC)

Presenter : Do T., Hiki K., Endo S.
Name of Society : 2nd Joint Conference on Environmental Chemicals (2023)
Name of Proceedings : Abstracts, 452
Interpolation and Extrapolation of Polyparameter Linear Free Energy Relationships (PP-LFERs) to Predict Partition Coefficients

Presenter : Endo S.
Name of Society : SETAC Europe 32nd Annual Meeting (2022)
Name of Proceedings : Abstracts, 349
Freely Dissolved Concentration Analysis of Cationic Surfactant Benzalkonium in Sediment Toxicity Test Using Passive Sampling Method

Presenter : Yoshii S., Hiki K., Watanabe H., Endo S.
Name of Society : SETAC Europe 32nd Annual Meeting (2022)
Name of Proceedings : Abstracts, 221-222
Volatility of PFAS: Evaluation with New Measurements of Hexadecane/Air Partition Coefficients for 65 Neutral PFAS

Presenter : Endo S., Hammer J.
Name of Society : SETAC North America 43rd Annual Meeting (2022)
Name of Proceedings : Abstracts
Congener-specific partition properties of chlorinated paraffins evaluated with COSMOtherm and GC-retention indices

Presenter : Hammer J., Endo S.
Name of Society : SETAC SciCon, SETAC Europe 30th Annual Meeting (2020)
Name of Proceedings : Abstracts
Experimental Determination of Physicochemical Properties for Phosphate Flame Retardants

Presenter : Endo S., Kuramochi H.
Name of Society : The 39th International Symposium on Halogenated Persistent organic Pollutants Dioxin2019 (2019)
Name of Proceedings : Abstracts, 891
New measurements and consistency tests for physicochemical properties of phosphate flame retardants

Presenter : Endo S., Kuramochi H.
Name of Society : SETAC North America 40th Annual Meeting (2019)
Name of Proceedings : Abstracts, 265-266

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ENDO Satoshi

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