<p>Mushrooms are known to accumulate radiocaesium, however, their radiocaesium concentrations would depend on the mushroom species and their growing environments. It is, however, difficult to evaluate the ability to absorb radiocaesium by mushroom...

Simultaneous determination of radiocesium ((135)Cs, (137)Cs) and plutonium ((239)Pu, (240)Pu) isotopes in river suspended particles by ICP-MS/MS and SF-ICP-MS.

Cao L, Zheng J, Tsukada H, Pan S, Wang Z, Tagami K, Uchida S

Talanta 159 55-63 Oct 2016 [Refereed]

Triple-Quadrupole Inductively Coupled Plasma-Mass Spectrometry with a High-Efficiency Sample Introduction System for Ultratrace Determination of (135)Cs and (137)Cs in Environmental Samples at Femtogram Levels.

Zheng J, Cao L, Tagami K, Uchida S

Analytical chemistry 88(17) 8772-8779 Sep 2016 [Refereed]

The Time-Dependent Transfer Factor of Radiocesium from Soil to Game Animals in Japan after the Fukushima Dai-ichi Nuclear Accident.

Tagami K, Howard BJ, Uchida S

Environmental science & technology 50(17) 9424-9431 Sep 2016 [Refereed]

Distributions of Inorganic Elements in Brown Rice Determined by ICP-OES and ICP-MS, and Analysis of Their Concentration Changes by Washing

Tagami Keiko, Uchida Shigeo

BUNSEKI KAGAKU 65(9) 511-517 Sep 2016 [Refereed]

Method for Ultratrace Level (241)Am Determination in Large Soil Samples by Sector Field-Inductively Coupled Plasma Mass Spectrometry: With Emphasis on the Removal of Spectral Interferences and Matrix Effect.

Wang Z, Zheng J, Cao L, Tagami K, Uchida S

Analytical chemistry 88(14) 7387-7394 Jul 2016 [Refereed]

Biological measures to minimize the risk of radiotherapy-associated second cancer: A research perspective.

Imaoka T, Ishii N, Kawaguchi I, Homma-Takeda S, Doi K, Daino K, Nakanishi I, Tagami K, Kokubo T, Morioka T, Hosoki A, Takabatake M, Yoshinaga S

International journal of radiation biology 92(6) 289-301 Jun 2016 [Refereed]

Consideration on the Long Ecological Half-Life Component of (137)Cs in Demersal Fish Based on Field Observation Results Obtained after the Fukushima Accident.

Tagami K, Uchida S

Environmental science & technology 50(4) 1804-1811 Feb 2016 [Refereed]

A new approach to evaluate factors controlling elemental sediment-seawater distribution coefficients (K(d)) in coastal regions, Japan.

Takata H, Aono T, Tagami K, Uchida S

The Science of the total environment 543(Pt A) 315-325 Feb 2016 [Refereed]

Bromine and iodine in Japanese soils determined with polarizing energy dispersive X-ray fluorescence spectrometry

Yamasaki Shin-ichi, Takeda Akira, Watanabe Takahiro, Tagami Keiko, Uchida Shigeo, Takata Hyoe, Maejima Yuji, Kihou Nobuharu, Tsuchiya Noriyoshi

SOIL SCIENCE AND PLANT NUTRITION 61(5) 751-760 Sep 2015 [Refereed]

Effect of ashing temperature on accurate determination of plutonium in soil samples.

Wang Z, Yang G, Zheng J, Cao L, Yu H, Zhu Y, Tagami K, Uchida S

Analytical chemistry 87(11) 5511-5515 Jun 2015 [Refereed]

Plutonium concentration and isotopic ratio in soil samples from central-eastern Japan collected around the 1970s.

Yang G, Zheng J, Tagami K, Uchida S

Scientific reports 5 9636 Apr 2015 [Refereed]

Effect of Sludge Particle Size on Uptake of Cs-137 by Two Leaf Vegetables

Ishii Nobuyoshi, Tagami Keiko, Uchida Shigeo

JOURNAL OF RESIDUALS SCIENCE & TECHNOLOGY 12(2) 61-65 Apr 2015 [Refereed]

Effective half-lives of ¹³⁷Cs in giant butterbur and field horsetail, and the distribution differences of potassium and ¹³⁷Cs in aboveground tissue parts.

Tagami K, Uchida S

Journal of environmental radioactivity 141 138-145 Mar 2015 [Refereed]

Effective half-lives of ¹³⁷Cs from persimmon tree tissue parts in Japan after Fukushima Dai-ichi Nuclear Power Plant accident.

Tagami K, Uchida S

Journal of environmental radioactivity 141 8-13 Mar 2015 [Refereed]

Radiological dose rates to marine fish from the Fukushima Daiichi accident: the first three years across the North Pacific.

Johansen MP, Ruedig E, Tagami K, Uchida S, Higley K, Beresford NA

Environmental science & technology 49(3) 1277-1285 Feb 2015 [Refereed]

The C-14 partitioning of [1,2-C-14] sodium acetate in three phases (solid, liquid, and gas) in Japanese agricultural soils

Ishii Nobuyoshi, Tagami Keiko, Uchida Shigeo

JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY 303(2) 1389-1392 Feb 2015 [Refereed]

Temporal distribution of plutonium isotopes in marine sediments off Fukushima after the Fukushima Dai-ichi Nuclear Power Plant accident

Bu Wenting, Zheng Jian, Guo Qiuju, Aono Tatsuo, Otosaka Shigeyoshi, Tagami Keiko, Uchida Shigeo

JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY 303(2) 1151-1154 Feb 2015 [Refereed]

Soil-to-crop transfer factors of tellurium.

Yang G, Zheng J, Tagami K, Uchida S

Chemosphere 111 554-559 Sep 2014 [Refereed]

Release of Pu isotopes from the Fukushima Daiichi Nuclear Power Plant accident to the marine environment was negligible.

Bu W, Fukuda M, Zheng J, Aono T, Ishimaru T, Kanda J, Yang G, Tagami K, Uchida S, Guo Q, Yamada M

Environmental science & technology 48(16) 9070-9078 Aug 2014 [Refereed]

Distribution coefficients (Kd) of strontium and significance of oxides and organic matter in controlling its partitioning in coastal regions of Japan.

Takata H, Tagami K, Aono T, Uchida S

The Science of the total environment 490 979-986 Aug 2014 [Refereed]

Determination of ¹³⁵Cs and ¹³⁵Cs/¹³⁷Cs atomic ratio in environmental samples by combining ammonium molybdophosphate (AMP)-selective Cs adsorption and ion-exchange chromatographic separation to triple-quadrupole inductively coupled plasma-mass spectrometry

Zheng J, Bu W, Tagami K, Shikamori Y, Nakano K, Uchida S, Ishii N

Analytical chemistry 86(14) 7103-7110 Jul 2014 [Refereed]

(135)Cs/(137)Cs isotopic ratio as a new tracer of radiocesium released from the Fukushima nuclear accident.

Zheng J, Tagami K, Bu W, Uchida S, Watanabe Y, Kubota Y, Fuma S, Ihara S

Environmental science & technology 48(10) 5433-5438 May 2014 [Refereed]

Ultra-trace plutonium determination in small volume seawater by sector field inductively coupled plasma mass spectrometry with application to Fukushima seawater samples.

Bu W, Zheng J, Guo Q, Aono T, Tagami K, Uchida S, Tazoe H, Yamada M

Journal of chromatography. A 1337 171-178 Apr 2014 [Refereed]

Isotopic composition and distribution of plutonium in northern South China Sea sediments revealed continuous release and transport of Pu from the Marshall Islands.

Wu J, Zheng J, Dai M, Huh CA, Chen W, Tagami K, Uchida S

Environmental science & technology 48(6) 3136-3144 Mar 2014 [Refereed]

A method of measurement of (239)Pu, (240)Pu, (241)Pu in high U content marine sediments by sector field ICP-MS and its application to Fukushima sediment samples.

Bu W, Zheng J, Guo Q, Aono T, Tazoe H, Tagami K, Uchida S, Yamada M

Environmental science & technology 48(1) 534-541 Jan 2014 [Refereed]

Rapid and sensitive determination of tellurium in soil and plant samples by sector-field inductively coupled plasma mass spectrometry.

Yang G, Zheng J, Tagami K*, Uchida S

Talanta 116 181-187 Nov 2013 [Refereed]

Fate of radiocesium in sewage treatment process released by the nuclear accident at Fukushima.

Kamei-Ishikawa N, Ito A, Tagami K, Umita T

Chemosphere 93(4) 689-694 Oct 2013 [Refereed]

Release of plutonium isotopes into the environment from the Fukushima Daiichi Nuclear Power Plant accident: what is known and what needs to be known.

Zheng J, Tagami K, Uchida S

Environmental science & technology 47(17) 9584-9595 Sep 2013 [Refereed]

Ecological half-lives of radiocesium in 16 species in marine biota after the TEPCO's Fukushima Daiichi nuclear power plant accident.

Iwata K, Tagami K, Uchida S

Environmental science & technology 47(14) 7696-7703 Jul 2013 [Refereed]

Root Uptake of 137Cs from Sedimentation Sludge-Amended Soils by Komatsuna (Brassica rapa var. perviridis)

石井伸昌, 田上恵子, 川口勇生, 内田滋夫

Radioisotopes 62(7) 447-453 (J-STAGE)-453 Jul 2013

Root uptake of ¹³⁷Cs from sedimentation sludge-amended soils by Komatsuna (Brassica rapa var. perviridis) was studied. The sludge was mixed to an initial soil mixture of Akadamatsuchi, Kurotsuchi and muck to produce three kinds of soils...

Sediment-seawater Distribution Coefficient for Radionuclides and Estimation of Radionuclide Desorption Ratio from Soil in Seawater

Tagami Keiko, Uchida Shigeo

BUNSEKI KAGAKU 62(6) 527-533 Jun 2013 [Refereed]

Estimation of Te-132 distribution in Fukushima Prefecture at the early stage of the Fukushima Daiichi Nuclear Power Plant reactor failures.

Tagami K, Uchida S, Ishii N, Zheng J

Environmental science & technology 47(10) 5007-5012 May 2013 [Refereed]

Distribution coefficients (K(d)) of stable iodine in estuarine and coastal regions, Japan, and their relationship to salinity and organic carbon in sediments.

Takata H, Zheng J, Tagami K, Aono T, Fujita K, Yamasaki S, Tsuchiya N, Uchida S

Environmental monitoring and assessment 185(5) 3645-3658 May 2013 [Refereed]

Effect of biological activity due to different temperatures on iodide partitioning in solid, liquid, and gas phases in Japanese agricultural soils

Kamei-Ishikawa Nao, Tagami Keiko, Uchida Shigeo

JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY 295(3) 1763-1768 Mar 2013 [Refereed]

Comparison of food processing retention factors of Cs-137 and K-40 in vegetables

Tagami Keiko, Uchida Shigeo

JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY 295(3) 1627-1634 Mar 2013 [Refereed]

Deposition in Chiba prefecture, Japan, of Fukushima Daiichi Nuclear Power Plant fallout.

Ishii N, Tagami K, Takata H, Fujita K, Kawaguchi I, Watanabe Y, Uchida S

Health physics 104(2) 189-194 Feb 2013 [Refereed]

The key role of atomic spectrometry in radiation protection

Zheng Jian, Tagami Keiko, Homma-Takeda Shino, Bu Wenting

JOURNAL OF ANALYTICAL ATOMIC SPECTROMETRY 28(11) 1676-1699 2013 [Refereed]

A sensitive and simple analytical method for the determination of stable Cs in estuarine and coastal waters

Takata Hyoe, Aono Tatsuo, Zheng Jian, Tagami Keiko, Shirasaka Junichi, Uchida Shigeo

ANALYTICAL METHODS 5(10) 2558-2564 2013 [Refereed]

Root Uptake of ^<14>C Leached from the Low-Level Radioactive Waste for Sub-Surface Disposal with Engineered Barriers by Oryza sativa L. (2) : Distribution of ^<14>C in Rice Plant on the Case Using Acetic Acid as ^<14>C-Source

SUZUKI Hiroyuki, ISHII Nobuyoshi, TAGAMI Keiko, UCHIDA Shigeo

Japanese Journal of Health Physics 47(4) 266-269 Dec 2012

The behavior of ¹⁴C from radioactive waste in paddy rice (Oryza sativa L.) at different stages of plant development was studied using the hydroponic and acetic acid as ¹⁴C-source. For ¹⁴C-application, plant ...

Root Uptake of 14C Leached from the Low-Level Radioactive Waste for Sub-Surface Disposal with Engineered Barriers by Oryza sativa L. (2)

鈴木弘行, 石井伸昌, 田上恵子, 内田滋夫

保健物理 47(4) 266-269 Dec 2012

Distribution and Food Processing Effect of Radiocaesium in Fertile Shoots of Field Horsetail (Equisetum arvense) : Comparison of Direct Deposition and Root Uptake Results after the Fukushima Daiichi Nuclear Power Plant Accident

TAGAMI Keiko, UCHIDA Shigeo

Radioisotopes 61(10) 511-516 Oct 2012

Influence of dissolved organic matter on particle-water interactions of Co, Cu and Cd under estuarine conditions

Takata Hyoe, Aono Tatsuo, Tagami Keiko, Uchida Shigeo

ESTUARINE COASTAL AND SHELF SCIENCE 111 75-83 Oct 2012 [Refereed]

Translocation of radiocesium from stems and leaves of plants and the effect on radiocesium concentrations in newly emerged plant tissues.

Tagami K, Uchida S, Ishii N, Kagiya S

Journal of environmental radioactivity 111 65-69 Sep 2012 [Refereed]

Transfer of Radionuclides to the Higher Plants Through Direct Deposition and Root Uptake Pathways

TAGAMI Keiko

RADIOISOTOPES 61(5) 267-279 May 2012

Radionuclides have been released to the environment from several sources, e.g., nuclear weapons testing and discharges from nuclear facilities. Mathematical models have been used for assessment of potential exposures to humans from released radion...

Radiocaesium Food Processing Retention Factors for Rice with Decreasing Yield Rates due to Polishing and Washing, and the Radiocaesium Distribution in Rice Bran

TAGAMI Keiko, UCHIDA Shigeo

RADIOISOTOPES 61(5) 223-229 May 2012

The food processing retention factor (F_r) is an important parameter to estimate radiation dose by food ingestion. Since rice is a staple food in Japan, we measured radiocaesium F_r for rice collected in 2011, which was contami...

Rapid analysis of U isotopes in vegetables using ICP-MS: application to the emergency U monitoring after the nuclear accident at TEPCO's Fukushima Dai-ichi power station

Zheng Jian, Tagami Keiko, Uchida Shigeo

JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY 292(1) 171-175 Apr 2012 [Refereed]

Isotopic evidence of plutonium release into the environment from the Fukushima DNPP accident.

Zheng J, Tagami K, Watanabe Y, Uchida S, Aono T, Ishii N, Yoshida S, Kubota Y, Fuma S, Ihara S

Scientific reports 2 304 Mar 2012 [Refereed]

Rapid determination of total iodine in Japanese coastal seawater using SF-ICP-MS

Zheng Jian, Takata Hyoe, Tagami Keiko, Aono Tatsuo, Fujita Kazuhiro, Uchida Shigeo

MICROCHEMICAL JOURNAL 100 42-47 Jan 2012 [Refereed]

Relationships among Cs-137, Cs-133, and K in plant uptake observed in Japanese agricultural fields

Kamei-Ishikawa Nao, Tagami Keiko, Uchida Shigeo

JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY 290(2) 247-252 Nov 2011 [Refereed]

Specific activity and activity ratios of radionuclides in soil collected about 20 km from the Fukushima Daiichi Nuclear Power Plant: Radionuclide release to the south and southwest.

Tagami K, Uchida S, Uchihori Y, Ishii N, Kitamura H, Shirakawa Y

The Science of the total environment 409(22) 4885-4888 Oct 2011 [Refereed]

Measurement of the fate of acetic acid form carbon in soil solution of flooded soils using high performance liquid chromatography coupled with isotope ratio mass spectrometry

Tagami Keiko, Uchida Shigeo, Ishii Nobuyoshi

GEODERMA 165(1) 25-30 Oct 2011 [Refereed]

Determination of 232Th in seawater by ICP-MS after preconcentration and separation using a chelating resin.

Takata H, Zheng J, Tagami K, Aono T, Uchida S

Talanta 85(4) 1772-1777 Sep 2011 [Refereed]

Iodide sorption and partitioning in solid, liquid and gas phases in soil samples collected from Japanese paddy fields.

Ishikawa NK, Uchida S, Tagami K

Radiation protection dosimetry 146(1-3) 155-158 Jul 2011 [Refereed]

Responses of the bacterial community to chronic gamma radiation in a rice paddy ecosystem.

Ishii N, Fuma S, Tagami K, Honma-Takeda S, Shikano S

International journal of radiation biology 87(7) 663-672 Jul 2011 [Refereed]

Determination of naturally occurring uranium concentrations in seawater, sediment, and marine organisms in Japanese estuarine areas

Takata Hyoe, Aono Tatsuo, Tagami Keiko, Uchida Shigeo

JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY 287(3) 795-799 Mar 2011 [Refereed]

Soil Solution Ni Concentrations over which K-d is Constant in Japanese Agricultural Soils

Kamei-Ishikawa Nao, Uchida Shigeo, Tagami Keiko, Satta Naoya

JOURNAL OF NUCLEAR SCIENCE AND TECHNOLOGY 48(3) 337-343 Mar 2011 [Refereed]

Processes controlling cobalt distribution in two temperate estuaries, Sagami Bay and Wakasa Bay, Japan

Takata Hyoe, Aono Tatsuo, Tagami Keiko, Uchida Shigeo

ESTUARINE COASTAL AND SHELF SCIENCE 89(4) 294-305 Nov 2010 [Refereed]

Whole-body to tissue concentration ratios for use in biota dose assessments for animals.

Yankovich TL, Beresford NA, Wood MD, Aono T, Andersson P, Barnett CL, Bennett P, Brown JE, Fesenko S, Fesenko J, Hosseini A, Howard BJ, Johansen MP, Phaneuf MM, Tagami K, Takata H, Twining JR, Uchida S

Radiation and environmental biophysics 49(4) 549-565 Nov 2010 [Refereed]

Can elemental composition data of crop leaves be used to estimate radionuclide transfer to tree leaves?

Tagami K, Uchida S

Radiation and environmental biophysics 49(4) 583-590 Nov 2010 [Refereed]

Natural radioactivities in iron and nickel ores imported into Japan and the dose assessment for workers handling them.

Iwaoka K, Tagami K, Yonehara H

Journal of radiological protection : official journal of the Society for Radiological Protection 30(3) 613-620 Sep 2010 [Refereed]

Estimation of Plant-Unavailable Iodine Concentrations in Agricultural Fields

Tagami Keiko, Uchida Shigeo, Takeda Akira, Yamasaki Shin-ichi, Tsuchiya Noriyoshi

SOIL SCIENCE SOCIETY OF AMERICA JOURNAL 74(5) 1562-1567 Sep 2010 [Refereed]

Sediment-Water Distribution Coefficients of Stable Elements in Four Estuarine Areas in Japan

Takata Hyoe, Aono Tatsuo, Tagami Keiko, Uchida Shigeo

JOURNAL OF NUCLEAR SCIENCE AND TECHNOLOGY 47(1) 111-122 Jan 2010 [Refereed]

Measurement of natural radioactive nuclide concentrations in various metal ores used as industrial raw materials in Japan and estimation of dose received by workers handling them.

Iwaoka K, Tagami K, Yonehara H

Journal of environmental radioactivity 100(11) 993-997 Nov 2009 [Refereed]

Radium-226 transfer factor from soils to crops and its simple estimation method using uranium and barium concentrations.

Tagami K, Uchida S

Chemosphere 77(1) 105-114 Sep 2009 [Refereed]

Estimation of soil-soil solution distribution coefficient of radiostrontium using soil properties.

Ishikawa NK, Uchida S, Tagami K

Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine 67(2) 319-323 Feb 2009 [Refereed]

Determination of Trace Levels of Yttrium and Rare Earth Elements in Estuarine and Coastal Waters by Inductively Coupled Plasma Mass Spectrometry Following Preconcentration with NOBIAS-CHELATE Resin

Takata Hyoe, Tagami Keiko, Aono Tatsuo, Uchida Shigeo

ATOMIC SPECTROSCOPY 30(1) 10-19 Jan 2009 [Refereed]

Transfer of radium-226 from soil to rice: A comparison of sampling area differences

Shigeo Uchida, Keiko Tagami

Journal of Nuclear Science and Technology 46(1) 49-54 Jan 2009 [Refereed]

Uptake and distribution of iodine in rice plants.

Tsukada H, Takeda A, Tagami K, Uchida S

Journal of environmental quality 37(6) 2243-2247 Nov 2008 [Refereed]

Estimation of Cs-137 Plant Root Uptake Using Naturally Existing Cs-133

Kamei-Ishikawa Nao, Tagami Keiko, Uchida Shigeo

JOURNAL OF NUCLEAR SCIENCE AND TECHNOLOGY 146-151 Sep 2008 [Refereed]

Rhenium Contents in Japanese River Waters Measured by Isotope Dilution ICP-MS and the Relationship of Re with Some Chemical Components

Tagami Keiko, Uchida Shigeo

JOURNAL OF NUCLEAR SCIENCE AND TECHNOLOGY Supp.5 128-132 Sep 2008 [Refereed]

The concentration and distribution of essential elements in brown rice associated with the polishing rate: Use of ICP-AES and Micro-PIXE

Ogiyama Shinichi, Tagami Keiko, Uchida Shigeo

NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS 266(16) 3625-3632 Aug 2008 [Refereed]

Determination of bioavailable rhenium fraction in agricultural soils.

Tagami K, Uchida S

Journal of environmental radioactivity 99(6) 973-980 Jun 2008 [Refereed]

Sorption behavior of selenium on humic acid under increasing selenium concentration or increasing solid/liquid ratio.

Kamei-Ishikawa N, Nakamaru Y, Tagami K, Uchida S

Journal of environmental radioactivity 99(6) 993-1002 Jun 2008 [Refereed]

Online stable carbon isotope ratio measurement in formic acid, acetic acid, methanol and ethanol in water by high performance liquid chromatography-isotope ratio mass spectrometry.

Tagami K, Uchida S

Analytica chimica acta 614(2) 165-172 May 2008 [Refereed]

Role of soil organic matter in the mobility of radiocesium in agricultural soils common in Japan

Nakamaru Yasuo, Ishikawa Nao, Tagami Keiko, Uchida Shigeo

COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS 306(1-3) 111-117 Oct 2007 [Refereed]

Soil-to-plant transfer factors of stable elements and naturally occurring radionuclides: (2) rice collected in Japan

Uchida Shigeo, Tagami Keiko, Hira Ikuko

JOURNAL OF NUCLEAR SCIENCE AND TECHNOLOGY 44(5) 779-790 May 2007 [Refereed]

Soil-to-plant transfer factors of stable elements and naturally occurring radionuclides - (1) upland field crops collected in Japan

Uchida Shigeo, Tagami Keiko, Hirai Ikuko

JOURNAL OF NUCLEAR SCIENCE AND TECHNOLOGY 44(4) 628-640 Apr 2007 [Refereed]

Concentrations of chlorine, bromine and iodine in Japanese rivers.

Tagami K, Uchida S

Chemosphere 65(11) 2358-2365 Dec 2006 [Refereed]

Unusual transannular cyclization products of sarcophytoxide, a 14-membered marine cembranoid: anomalous stereochemistry of epoxide-ketone rearrangement.

Nii K, Tagami K, Matsuoka K, Munakata T, Ooi T, Kusumi T

Organic letters 8(14) 2957-2960 Jul 2006 [Refereed]

Antimony mobility in Japanese agricultural soils and the factors affecting antimony sorption behavior.

Nakamaru Y, Tagami K, Uchida S

Environmental pollution (Barking, Essex : 1987) 141(2) 321-326 May 2006 [Refereed]

Effect of phosphate addition on the sorption-desorption reaction of selenium in Japanese agricultural soils.

Nakamaru Y, Tagami K, Uchida S

Chemosphere 63(1) 109-115 Mar 2006 [Refereed]

A comparison of concentration ratios for technetium and nutrient uptake by three plant species.

Tagami K, Uchida S

Chemosphere 60(5) 714-717 Jul 2005 [Refereed]

Distribution coefficient of selenium in Japanese agricultural soils.

Nakamaru Y, Tagami K, Uchida S

Chemosphere 58(10) 1347-1354 Mar 2005 [Refereed]

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水稲による放射性セシウム吸収に対する収穫後の刈り株の寄与

石井伸昌, 田上恵子, 内田滋夫

アイソトープ・放射線研究発表会要旨集 55th 8 Jun 2018

ICP‐QQQによる塩素,臭素,ヨウ素の土壌―玄米間移行係数の測定

田上恵子, 内田滋夫

アイソトープ・放射線研究発表会要旨集 55th 1 Jun 2018

Extraction of the Environmental Factors Affecting Mn Concentration in Crops

石川奈緒, 田上恵子, 内田滋夫

環境科学会誌(Web) 31(2) 59‐67(J‐STAGE) 2018

土壌・農作物中の希土類元素等レアメタル存在量調査と農作物移行量推定モデルの開発

田上恵子, 鄭建

環境助成研究成果概要集第36回・2015年度分:3件第37回・2016度分:24件平成30年 30‐31 2018

Soil to crops transfer of rare earth elements and some other metals

田上恵子, 内田滋夫, ZHENG Jian

KEK Proceedings (Web) (2017-6) 157‐162 (WEB ONLY) Nov 2017

Temperature effect on soil-soil solution distribution coefficient of radiocesium.

田上恵子, 内田滋夫, 菊池洋好, 小暮則和

日本放射化学会年会・放射化学討論会研究発表要旨集(Web) 2017-61st 69 (WEB ONLY) Sep 2017

Classification of radiocesium absorbability by wild mushrooms using global fallout 137Cs.

田上恵子, 内田滋夫

日本放射化学会年会・放射化学討論会研究発表要旨集(Web) 2017-61st 83 (WEB ONLY) Sep 2017

Summary of reports on environmental radioactivity effected from the accident at the TEPCO Fukushima Daiichi nuclear power plant

別所光太郎, 松村宏, 三浦太一, 飯本武志, 木下哲一, 坂口綾, 杉原真司, 高宮幸一, 田上恵子, 長尾誠也, 安田健一郎

日本放射化学会年会・放射化学討論会研究発表要旨集(Web) 2017-61st 129 (WEB ONLY) Sep 2017

レアメタルの土壌―植物移行に関する気候影響について

田上恵子, 内田滋夫

日本分析化学会年会講演要旨集 66th 75 Aug 2017

松葉へ直接沈着した放射性セシウムの割合と濃度減少速度

田上恵子, 内田滋夫

日本分析化学会年会講演要旨集 66th 393 Aug 2017

淡水魚の魚齢と放射性セシウム濃度との関係

石井伸昌, 田上恵子, 風呂田利夫, 鏡味麻衣子, 内田滋夫

アイソトープ・放射線研究発表会要旨集 54th 49 Jun 2017

東京電力福島第一原子力発電所事故以降の5年間における環境放射能研究のとりまとめ―「環境放射能」研究会における発表を中心に―

飯本武志, 木下哲一, 坂口綾, 杉原真司, 高宮幸一, 田上恵子, 長尾誠也, 別所光太郎, 松村宏, 三浦太一, 安田健一郎

KEK Report (Web) (2016-3) WEB ONLY Mar 2017

Estimation of Radiocaesium Translocation Period to Non-glutinous Paddy Rice Grains by Comparing Radiocaesium Concentrations in Suitable and Unsuitable Brown Rice for Food

田上恵子, 内田滋夫

Radioisotopes 65(10) 415-420 Oct 2016

<p>Brown rice of non-glutinous paddy rice (Oriza sativa) was used to investigate radiocaesium translocation to grains by selecting hulled rice and unsuitable rice grains for food. It was assumed that hulled rice was not mature enough to rem...

Seasonal change of radiocesium concentration in deciduous tree leaves

田上恵子, 内田滋夫

KEK Proceedings (Web) (2016-8) 72‐76 (WEB ONLY) Oct 2016

Thorium soil-to-plant transfer factor issues: effect of measurement methods

田上恵子, 内田滋夫, 田部井健

日本放射化学会年会・放射化学討論会研究発表要旨集(Web) 2016-60th 68 (WEB ONLY) Sep 2016

淡水魚の栄養段階と放射性セシウム濃度との関係

石井伸昌, 鏡味麻衣子, 風呂田利夫, 泉川幸希, 田上恵子, 内田滋夫

アイソトープ・放射線研究発表会要旨集 53rd 54 Jun 2016

過渡期から平衡期における放射性Csの土壌‐植物間移行係数について

田上恵子, 内田滋夫

アイソトープ・放射線研究発表会要旨集 53rd 55 Jun 2016

アトグラムのプルトニウムを測る

田上恵子, 内田滋夫

化学 71(1) 68-69 Jan 2016

樹木における放射性セシウムの経皮吸収の影響と経年変化

田上恵子, 内田滋夫, 石井伸昌

日本生態学会大会講演要旨(Web) 63th T10‐2 (WEB ONLY) 2016

Distribution differences between 137Cs and K in plant leaves

田上恵子, 内田滋夫

KEK Proc (Web) (2015-4) 62-66 (WEB ONLY) Nov 2015

新幹線車内における簡易放射線測定機を用いた空間線量率測定

田上恵子

ぶんせき (7) 293-297 Jul 2015

Application of Handheld Radiation Monitor to Measure Air Dose Rate in Shinkansen Super Express Train (Tokaido-Sanyo, Jyoetsu and Tohoku Lines)

田上恵子

ぶんせき 2015(7) 293-297 Jul 2015

サクラ葉中のCs‐137濃度の採取位置による違いと季節変化

田上恵子, 内田滋夫

アイソトープ・放射線研究発表会要旨集 52nd 49 Jun 2015

Effect of ashing temperature on accurate determination of plutonium in soil samples

Yang Guosheng, Yu Haijun, Zhu Yanbei

Analytical Chemistry 87(11) 5511-5515 May 2015

An acidic leaching method using HNO3 is widely employed to release the global fallout Pu from soil samples for further chemical separations in radioecology and toxicology studies, and in many applications using Pu as a useful tracer. In the method...

Measurement of air dose rate change with time in Shinkansen super express train between Tokyo and Niigata stations with a handheld radiation monitor

田上恵子, 内田滋夫, 石井伸昌

放射化学 (31) 7-11 Mar 2015

Measurement of air dose rate change with time in Shinkansen super express train between Tokyo and Shin-Aomori stations with a handheld radiation monitor

田上恵子, 内田滋夫, 石井伸昌

放射化学 (31) 2-6 Mar 2015

浄水発生土の園芸用としての再利用の可能性

石井伸昌, 田上恵子, 内海弘美, 内田滋夫

福島の復興に向けての放射線対策に関するこれからの課題シンポジウム報告書 55‐58 2015

山菜と果実の調理・加工による放射性セシウムおよびカリウムの除去割合について

田上恵子, 内田滋夫

福島の復興に向けての放射線対策に関するこれからの課題シンポジウム報告書 47‐50 2015

炭素安定同位体比を利用した土壌から植物への炭素の移行割合推定

田上恵子, 内田滋夫, 石井伸昌

日本放射化学会年会・放射化学討論会研究発表要旨集 2015-59th 52 2015

福島原発事故により放出された放射性核種汚染の調査(データベースの作成)

國分(齋藤)陽子, 百島則幸, 廣瀬勝己, 田上恵子, 高宮幸一

日本放射化学会年会・放射化学討論会研究発表要旨集 2015-59th 56 2015

Baseline assessment of radioactive Cs contamination of woody plants for decontamination training in Iitate village, Fukushima

岩田佳代子, 田上恵子, 生田誉宗, 渡辺直子, 小崎完

KEK Proc (Web) (2014-7) 261-267 (WEB ONLY) Nov 2014

Capacity building on environmental radioactivity

小崎完, 生田誉宗, 渡辺直子, 岩田佳代子, 田上恵子

KEK Proc (Web) (2014-7) 361-367 (WEB ONLY) Nov 2014

Effective half-life of radiocesium in persimmon trees

田上恵子, 内田滋夫

KEK Proc (Web) (2014-7) 233-238 (WEB ONLY) Nov 2014

「東日本大震災後の環境変化の評価と分析技術の進展」―放射性物質―放射性セシウムの環境挙動

内田滋夫, 田上恵子

ぶんせき (10) 535-538 Oct 2014

草本植物の部位別における放射性CsおよびKの濃度分布の違いについて

田上恵子, 内田滋夫

日本放射化学会年会・放射化学討論会研究発表要旨集 2014-58th 96 Sep 2014

放射性セシウムの土壌等から農作物への移行

田上恵子

食品衛生学雑誌 55(3) J.89-J.91 Jun 2014

浄水発生土から野菜への放射性セシウムの移行を抑制および促進する資材

石井伸昌, 田上恵子, 内田滋夫

アイソトープ・放射線研究発表会要旨集 51st 67 Jun 2014

ビワとカキにおける放射性Csの環境半減期の比較

田上恵子, 内田滋夫

アイソトープ・放射線研究発表会要旨集 51st 65 Jun 2014

Radiocesium Transfer from Soil to Crops and Radiocesium Concentration Change in Crops

田上恵子

食品衛生学雑誌 = Food hygiene and safety science 55(3) J-89-91 Jun 2014

福島第一原子力発電所事故の影響を受けたソメイヨシノ(Cerasus×yedoensis(Matsum.A.V.Vassil.‘Somei‐yoshino’)の当年枝伸長位置の根からの距離と葉中の放射線セシウム濃度

田上恵子, 内田滋夫

放射化学 (29) 1-8 Apr 2014

Concentration Change of Radiocaesium in Persimmon Leaves and Fruits—Observation Resutls in 2011 Spring - 2013 Summer—

TAGAMI Keiko, UCHIDA Shigeo

RADIOISOTOPES 63(2) 87-92 2014

To make dried-fruits of persimmon(Diospyros kaki), its fresh fruits were generally processed to decrease their water-contents to about 30 - 50%. During this food process, their radiocaesium concentrations increased without any loss, and, occasiona...

Effective Half-life of Radiocesium in Plants

Tagami Keiko, Uchida Shigeo

Abstracts of Annual Meeting of the Geochemical Society of Japan 61(0) 2014

東京電力福島第一原子力発電所の事故により環境中に放出された放射性セシウム（Cs）の長期的な環境挙動を予測することは非常に重要であるが、現在は過渡的な状況であり、確からしい将来の環境影響評価を行う上で、適切な環境移行パラメータを得ることは難しいかもしれない。できる限り同じサンプリングポイント・対象物について継続的にデータ収集することで、長期予測に必要なデータの抽出が可能になるが、そのような研究は限られている。我々は千葉県千葉市の放医研敷地内において事故後１ヶ月から植物サンプリングを継続的に行...

Concentration Change of Radiocaesium in Persimmon Leaves and Fruits-Observation Resutls in 2011 Spring - 2013 Summer-

田上恵子, 内田滋夫

Radioisotopes 63(2) 87-92 (J-STAGE) 2014

植物中の放射性セシウムの実効半減期

田上恵子, 内田滋夫

日本地球化学会年会講演要旨集 61st 222-223 2014

福島県沖の海洋生物中の放射性セシウムの生態学的半減期

岩田佳代子, 田上恵子, 内田滋夫

KEK Proc (Web) (2013-7) 265-270 (WEB ONLY) Nov 2013

福島第一原子力発電所事故で放出された放射性物質を含む土壌の付着による植物葉からの放射性セシウム吸収について

田上恵子, 内田滋夫

放射化学 (28) 1-8 Sep 2013

Root Uptake of Radiocesium by a Mini Cabbage Growing on Various Potting Soils

ISHII Nobuyoshi, TAGAMI Keiko, KAWAGUCHI Isao, UCHIDA Shigeo

Japanese Journal of Health Physics 48(3) 150-155 Sep 2013

Potting soil can be often composed of variety of soils such as Akadamatsuchi, Kurotsuchi, and so on. In this study, root uptake of radiocesium (¹³⁴Cs, ¹³⁷Cs) by mini cabbage growing on various potting soils was studied. Three...

Root Uptake of Radiocesium by a Mini Cabbage Growing on Various Potting Soils

石井伸昌, 田上恵子, 川口勇生, 内田滋夫

保健物理 48(3) 150-155 Sep 2013

東電福島第1原子力発電所水素爆発事故による傷病者の尿試料中の放射能分析

榎本宏子, 高田真志, 田上恵子, 松本雅紀, 仲野高志, 鈴木敏和, 杉浦紳之

日本保健物理学会研究発表会講演要旨集 46th 116 Jun 2013

浄水発生土から葉菜類への放射性セシウムの移行

石井伸昌, 田上恵子, 川口勇生, 内田滋夫

アイソトープ・放射線研究発表会要旨集 50th 97 Jun 2013

沿岸域におけるCsの堆積物‐海水間分配係数(K_d)

田上恵子, 鍵谷茂雄, 内田滋夫

アイソトープ・放射線研究発表会要旨集 50th 104 Jun 2013

日本沿岸域の海産生物における安定Csの濃縮係数:放射性Csとの比較

白坂純一, 鍵谷茂雄, ZHENG Jian, 青野辰雄, 高田兵衛, 田上恵子, 内田滋夫

アイソトープ・放射線研究発表会要旨集 50th 105 Jun 2013

マンガンの農耕地土壌‐土壌溶液間分配係数(K_d)

田上恵子, 鍵谷茂雄, 内田滋夫, 石川奈緒

アイソトープ・放射線研究発表会要旨集 50th 143 Jun 2013

TRU廃棄物由来のC‐14ガス化率の指標としての土壌微生物酵素活性測定法の検討

岩田佳代子, 石井伸昌, 田上恵子, 内田滋夫

アイソトープ・放射線研究発表会要旨集 50th 142 Jun 2013

環境放射能に関する原子力人材育成(1)除染実習の概要

小崎完, 藤吉亮子, 太田朋子, 渡辺直子, 難波謙二, 柴崎直明, 長橋良隆, 長岡亨, 鈴木義規, 近藤正聡, 田上恵子, 大貫敏彦, 香西直文

日本原子力学会春の年会予稿集(CD-ROM) 2013 ROMBUNNO.E23 Mar 2013

河口沿岸水における重金属の存在状態に対する溶存有機物の影響

高田兵衛, 青野辰雄, 田上恵子, 内田滋夫

日本海洋学会大会講演要旨集 2013 184 Mar 2013

放射線による体内・体外被曝及び食の安全性食品中の放射性セシウムの動態

田上恵子

クリーンテクノロジー 23(3) 48-52 Mar 2013

Capacity building on environmental radioactivity:(1) Outline of environmental remediation

Kozaki Tamotsu, Kondo Masatoshi, Tagami Keiko, Ohnuki Toshihiko, Kozai Naofumi, Fujiyoshi Ryoko, Ohta Tomoko, Watanabe Naoko, Nanba Kenji, Shibasaki Naoaki, Nagahashi Yoshitaka, Nagaoka Toru, Suzuki Yoshinori

Proceedings of Annual / Fall Meetings of Atomic Energy Society of Japan 2013(0) 2013

文科省の原子力人材育成補助事業として平成２３年度より実施している「多様な環境放射能問題に対応可能な国際的人材の機関連携による育成」では、2012年9月に福島県飯舘村で除染実習を行った。ここでは、本人材育成事業の概要ならびにそこでの除染実習の位置づけを報告する。

Source identification of Pu in marine sediments after the accident at TEPCO's Fukushima Nuclear Power Plant

Zheng Jian, Bu Wenting, Aono Tatsuo, Guo Qiuju, Tagami Keiko, Uchida Shigeo, Yamada Masatoshi

Abstracts of Annual Meeting of the Geochemical Society of Japan 60(0) 2013

東電福島第一原子力発電所事故後の海洋堆積物中のPuについて○鄭建1・ト文庭1,2・青野辰雄1・郭秋菊２・田上恵子１・内田滋夫１・山田正俊3１放射線医学総合研究所　２北京大学、中国　３弘前大学東電福島第一原子力発電所事故により、環境中へ大量の放射性核種が放出され、北太平洋にも拡散し、海水や堆積物が汚染した。しかし、事故によう海洋へのＰｕの影響については解明されていない。そこで、福島沖堆積物中のPuの濃度分布や起源を明らかにすることを目的に、堆積物中のPu濃度とその同位体組成(240Pu/23...

タケノコ中の放射性セシウム濃度低減の遅延に関する考察

田上恵子, 内田滋夫

日本放射化学会年会・放射化学討論会研究発表要旨集 2012-56th 40 Oct 2012

放射線による体内・体外被曝及び食の安全性―食品中の放射性セシウムの動態―

田上恵子

日本防菌防ばい学会年次大会要旨集 39th 204 Sep 2012

食品中の放射性物質の基準値を理解しよう

田上恵子

日本獣医学会学術集会講演要旨集 154th 146 Aug 2012

Problems in Clinical Practice of Domestic Supply of ^<99>Mo/^<99m>Tc : Production of ^<99>Mo/^<99m>Tc by Compact/Medical Cyclotrons

NAGATSU Kotaro, TAGAMI Keiko, FUJIBAYASHI Yasuhisa

RADIOISOTOPES 61(8) 439-447 Aug 2012

A compact-medical cyclotron is applicable for the ^99mTc direct production and medium-class one is good for ⁹⁹Mo production, respectively. We demonstrated an automated production of ⁹⁹Mo/^99mTc by using ch...

下水処理プロセスにおけるCsとSrの動態に関する研究

石川奈緒, 加賀谷功人, 田上恵子

下水道研究発表会講演集 49th 433-435 Jul 2012

農作物の調理・加工による放射性セシウム除去効果について

田上恵子, 内田滋夫, 石井伸昌

アイソトープ・放射線研究発表会要旨集 49th 54 Jun 2012

樹木への付着後の放射性セシウムの動きについて

田上恵子, 内田滋夫, 石井伸昌

アイソトープ・放射線研究発表会要旨集 49th 50 Jun 2012

放射性セシウムの土壌等から農作物への移行

田上恵子

日本食品衛生学会学術講演会講演要旨集 103rd 20 Apr 2012

東京電力福島第一原子力発電所事故後の放医研における放射能調査

石井伸昌, 田上恵子, 内田滋夫

KURRI KR (170) 5-10 Mar 2012

直接沈着経路と土壌経路による放射性セシウムの樹木への吸収と分布

田上恵子, 内田滋夫

KURRI KR (170) 60-65 Mar 2012

Distribution and Food Processing Effect of Radiocaesium in Fertile Shoots of Field Horsetail(Equisetum arvense):Comparison of Direct Deposition and Root Uptake Results after the Fukushima Daiichi Nuclear Power Plant Accident

TAGAMI Keiko, UCHIDA Shigeo

RADIOISOTOPES 61(10) 511-516 2012

Field horsetail(Equisetum arvense) is a kind of fern, and the fertile shoots are eaten as vegetables in Japan in the spring. Since fern species tend to concentrate radiocaesium from soil, concentrations and distribution patterns of radiocaesium in...

食品中の放射性物質に関する規制値についての研究環境中における放射性物質動態の実態把握

高橋知之, 青野辰雄, 杉原真司, 長尾誠也, 栗原治, 福谷哲, 須賀新一, 川口勇生, 田上恵子, 渡邊敏明, 塚田祥文, 伊藤伸彦

食品の放射性物質に関する規制値についての研究平成23年度総括・分担研究報告書 31-48 2012

Problems in Clinical Practice of Domestic Supply of 99Mo/99mTc:Production of 99Mo/99mTc by Compact/Medical Cyclotrons

永津弘太郎, 田上恵子, 藤林靖久

Radioisotopes 61(8) 439-447 (J-STAGE) 2012

大気浮遊降下物のサンプリングと測定結果

田上恵子

日本放射線安全管理学会誌 10(2) 104-106 Nov 2011

沿岸域における海産生物及び堆積物中ヨウ素の環境移行パラメータ

藤田一広, 高田兵衛, 白坂純一, 田上恵子, 内田滋夫

KEK Proc (2011-7) 105-110 Nov 2011

魚(whole body)へのCs‐137移行係数:文献調査結果より

田上恵子, 内田滋夫

KEK Proc (2011-7) 99-104 Nov 2011

Books etc

Plain Text

Behaviour of strontium in plants and the environment

Keiko Tagami and Shigeo Uchida (Dharmendra K. Gupta,Clemens Walther,editors) (Part:Supervisor, Soil-to-Crop Transfer Factors (TFs) of Alkaline Earth Elements and Comparison of TFs of Stable Sr with Those of Global Fallout 90Sr)

Springer International Publishing AG 2018 ISBN:9783319665733

Impact of cesium on plants and the environment

Keiko Tagami (Gupta Dharmendra Kumar, Walther Clemens) (Part:Contributor, Effective Half-lives of Radiocesium in Terrestrial Plants Observed After Nuclear Power Plant Accidents)

Springer 2017 ISBN:9783319415246

Association Memberships

Japan Radioisotope Association(102) , The Japan Radiation Research Society(106) , The Japan Society of Nuclear and Radiochemical Sciences(54)

Research Grants & Projects

Plain Text

Determination of technetium-99 and rhenium in environment

Project Year: 1992

Soil to plant transfer parameters of long-lived radionuclides and stable elements

Project Year: 2007 - 2011