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國頭 恭  クニトウ タカシ

教員組織学術研究院(理学系)電話番号
教育組織理学部 理学科 物質循環学コースFAX番号
職名教授メールアドレスkunito@shinshu-u.ac.jp
住所ホームページURLhttp://science.shinshu-u.ac.jp/~kunito/khome.htm

更新日:2023/08/07

プロフィール

兼担研究科・学部
大学院工学系研究科
大学院総合工学系研究科
研究分野
植物栄養学・土壌学
環境動態解析
キーワード:土壌 , 微生物 , 重金属 , 土壌酵素 , リン , 窒素
現在の研究課題
酸性降下物による森林土壌でのアルミニウムの溶出と微生物過程への影響

森林土壌中のリンの循環

土壌酵素を用いた土壌中養分利用性の評価

所属学会
所属学会
日本土壌肥料学会
日本農芸化学会
日本微生物生態学会
日本土壌微生物学会
日本ペドロジー学会

所属学会役職担当
2023-2026 , 日本土壌微生物学会 , 評議員
2015-2019 , 日本土壌肥料学会 , 理事
2005-2009 , 日本土壌肥料学会関東支部 , 幹事
学歴
出身大学院
1998 , 東京大学 , 農学生命科学研究科 , 応用生命化学専攻

出身学校・専攻等(大学院を除く)
1993 , 東京大学 , 農学部 , 農芸化学科

取得学位
博士(農学) , 東京大学
研究職歴等
研究職歴
2017- , 信州大学理学部 教授
2003-2017 , 信州大学理学部 准教授
2003-2008 , 愛媛大学沿岸環境科学研究センター 客員研究員
1999-2003 , 愛媛大学沿岸環境科学研究センター 助手
1998-1999 , 愛媛大学農学部 助手
1998-1998 , 東京大学大学院農学生命科学研究科 学術振興会特別研究員

研究活動業績

研究業績(著書・
発表論文等)
書籍等出版物
第8章 土壌酵素と土壌の質(実践土壌学シリーズ3 土壌生化学), 実践土壌学シリーズ3 土壌生化学(犬伏和之編) , 117-127
朝倉書店 2019
Author:國頭 恭、唐澤敏彦


微生物による環境修復(食と微生物の事典), 食と微生物の事典(北本勝ひこ編) , 426-427
朝倉書店 2017
Author:國頭 恭


物質循環を司る土壌酵素(環境と微生物の事典), 環境と微生物の事典(日本微生物生態学会編) , 176-177
朝倉書店 2014
Author:國頭 恭


Select elements and potential adverse effects in cetaceans and pinnipeds. (Environmental Contaminants in Biota: Interpreting Tissue Concentrations, Second Edition), Environmental Contaminants in Biota: Interpreting Tissue Concentrations, Second Edition (Beyer, W.N. and Meador, J.P. (Eds.)) , 377-406
CRC Press 2011
Author:O’Hara, T., Kunito, T., Woshner, V., and Tanabe, S.


論文
Conversion from natural coniferous forests to cedar plantations increase soil nitrogen cycling through changing microbial community structures
Appl. Soil Ecol.,191:105034 2023
Author:Sawada, K., Inagaki, Y., Sugihara, S., Kunito, T., Murase, J., Toyota, K., Funakawa, S.


Bacterial and fungal community composition and community-level physiological profiles in forest soils
PLoS ONE,18(4):e0284817 2023
Author:Kunito, T.(corresponding author), Hibino, S., Sumi, H., Sawada, K., Park, H.-D., and Nagaoka, K.


Positive priming effects through microbial P-mining in tropical forest soils under N2-fixing trees
Soil Sci. Plant Nutr.,69(4):209-214 2023
Author:Sawada, K., Kunito, T., Watanabe, T., Kitagawa, N., Lyu, H., Nguyen, H.L., Toyota, K., and Funakawa, S.


Microbial synthesis of arylsulfatase depends on the soluble and adsorbed sulfate concentration in soils
Eur. J. Soil Biol.,111:103418 2022
Author:Kunito, T.(corresponding author), Kurita, H., Kumori, M., Sakaguchi, K., Nishizawa, S., Fujita, K., Moro, H., Sawada, K., Miyabara, Y., Toda, H., Nagaoka, K., and Ishikawa, Y.


有機物を通じた植物へのリン酸供給経路・動態 5.リン酸供給が促進される条件を探る
日本土壌肥料学雑誌,92(6):481-490 2021
Author:大塚重人、國頭 恭


Organic phosphorus substantially contributes to crop plant nutrition in soils with low phosphorus availability.
Agronomy,11(5):903 2021
Author:Moro, H., Park, H.-D., and Kunito, T.(corresponding author)


pH is the dominant factor controlling the levels of phytate-like and DNA-like phosphorus in 0.5M NaHCO3-extracts of soils: evaluation with phosphatase-addition approach.
Geoderma,398:115113 2021
Author:Kunito, T.(corresponding author), Haraguchi, S., Hanada, K., Fujita, K., Moro, H., Nagaoka, N., and Otsuka, S.


Anaerobic soil disinfestation using diluted ethanol increases phosphorus availability in arable Andosols
Biol. Fertil. Soils,56(7):927-941 2020
Author:Fujita, K., Kunito, T.(corresponding author), Otsuka, S., and Nagaoka, K.


Pectin drives microbial phosphorus solubilization in soil: Evidence from isolation-based and community-scale approaches.
Eur. J. Soil Biol.,97:103169 2020
Author:Mise, K., Koyama, Y., Matsumoto, A., Fujita, K., Kunito, T., Senoo, K., and Otsuka, S.


Time-series analysis of phosphorus-depleted microbial communities in carbon/nitrogen-amended soils
Appl. Soil Ecol.,145:103346 2020
Author:Mise, K., Maruyama, R., Miyabara, Y., Kunito, T., Senoo, K., and Otsuka, S.


リン可給性をめぐる土壌微生物群集
土と微生物,73(2):41-54 2019
Author:國頭 恭、諸 人誌、藤田一輝、美世一守、長岡一成、大塚重人


土壌中の養分利用性と微生物による酵素生産との関係: 資源配分モデルを中心に
土と微生物,73(1):10-23 2019
Author:藤田一輝、諸 人誌、大塚重人、長岡一成、國頭 恭


Microbial biomass and ecoenzymatic stoichiometries vary in response to nutrient availability in an arable soil
Eur. J. Soil Biol.,91:1-8 2019
Author:Fujita, K., Miyabara, Y., and Kunito, T.(corresponding author)


Prokaryotic community structure of long-term fertilization field Andisols in central Japan
Microbiol. Resour. Announc.,8:e01551-18 2019
Author:Mise, K., Moro, H., Kunito, T., Senoo, K., and Otsuka, S.


Annual variation in soil enzyme activity in a paddy field: Soil temperature and nutrient availability are important for controlling enzyme activities
Appl. Environ. Soil Sci.,2018:4093219 2018
Author:Kunito, T.(corresponding author), Shiroma, T., Moro, H., and Sumi, H.


Nitrogen supply rate regulates microbial resource allocation for synthesis of nitrogen-acquiring enzymes.
PLoS ONE,13(8):e0202086 2018
Author:Fujita, K., Kunito, T.(corresponding author), Matsushita, J., Nakamura, K., Moro, H., Yoshida, S., Toda, H., Otsuka, S., and Nagaoka, K.


Phosphorus-mineralizing communities reflect nutrient-rich characteristics in Japanese arable Andisols.
Microbes Environ.,33(3):282-289 2018
Author:Mise, K., Fujita, K., Kunito, T., Senoo, K., and Otsuka, S.


Changes in phosphorus fractions caused by increased microbial activity in forest soil in a short-term incubation study.
Chem. Speciation Bioavail.,30(1):9-13 2018
Author:Kunito, T.(corresponding author), Hiruta, N., Miyagishi, Y., Sumi, H., and Moro, H.


Microbial resource allocation for phosphatase synthesis reflects the availability of inorganic phosphorus across various soils.
Biogeochemistry,136(3):325-339 2017
Author:Fujita, K., Kunito, T.(corresponding author), Moro, H., Toda, H., Otsuka, S., and Nagaoka, K.


Evaluating the effects of metals on microorganisms in flooded paddy soils using the SEM/AVS-based approach and measurements of exchangeable metal concentrations.
Arch. Environ. Contam. Toxicol.,72(3):402-417 2017
Author:Kunito, T.(corresponding author), Toya, H., Sumi, H., Ishikawa, Y., Toda, H., Nagaoka, K., Saeki, K., Aikawa, Y., and Matsumoto, S.


Spatial and temporal trends of alternative flame retardants and polybrominated diphenyl ethers in ringed seals (Phoca hispida) across the Canadian Arctic.
Environ. Pollut.,223:266-276 2017
Author:Houde, M., Wang, X., Ferguson, S.H., Gagnon, P., Brown, T.M., Tanabe, S., Kunito, T., Kwan, M., and Muir, D.C.G.


Aluminum and acidity suppress microbial activity and biomass in acidic forest soils.
Soil Biol. Biochem.,97:23-30 2016
Author:Kunito, T.(corresponding author), Isomura, I., Sumi, H., Park, H.-D., Toda, H., Otsuka, S., Nagaoka, K., Saeki, K., and Senoo, K.


Soil properties affecting adsorption of plasmid DNA and its transformation efficiency in Escherichia coli.
Biol. Fertil. Soils,52(2):223-231 2016
Author:Kunito, T.(corresponding author), Ihyo, Y., Miyahara, H., Seta, R., Yoshida, S., Kubo, H., Nagaoka, K., Sakai, M., and Saeki, K.


Arsenic (+3 oxidation state) methyltransferase (AS3MT)遺伝子多型と無機ヒ素のメチル化能力との関連
日衛誌,70(3):186-196 2015
Author:阿草哲郎、國頭 恭、N.M. Tue、V.T.M. Lan、T.B. Minh、P.T.K. Trang、藤原純子、竹下治男、高橋 真、P.H. Viet、田辺信介、岩田久人


Assessment of phosphorus bioavailability in cultivated Andisols from a long-term fertilization field experiment using chemical extractions and soil enzyme activities.
Arch. Agron. Soil Sci.,61(8):1107-1123 2015
Author:Moro, H., Kunito, T.(corresponding author), and Sato, T.


Haptoglobin genotyping of Vietnamese: global distribution of HPdel, complete deletion allele of the HP gene.
Leg. Med.,17(1):14-16 2015
Author:Soejima, M., Agusa, T., Iwata, H., Fujihara, J., Kunito, T., Takeshita, H., Lan, V.T.M., Minh, T.B., Takahashi, S., Trang, P.T.K., Viet, P.H., Tanabe, S., and Koda, Y.


Plant roots influence microbial activities as well as cadmium and zinc fractions in metal-contaminated soil.
Chem. Ecol.,31(2):105-110 2015
Author:Sumi, H., Kunito, T.(corresponding author), Ishikawa, Y., Sato, T., Park, H.-D., Nagaoka, K., and Aikawa, Y.


Soil microorganisms are less susceptible than crop plants to potassium deficiency.
Arch. Agron. Soil Sci.,60(12):1807-1813 2014
Author:Moro, H., Kunito, T.(corresponding author), Saito, T., Yaguchi, N., and Sato, T.


Effects of adding alkaline material on the heavy metal chemical fractions in soil under flooded and non-flooded conditions.
Soil Sediment Contam.,23(8):899-916 2014
Author:Sumi, H., Kunito, T.(corresponding author), Ishikawa, Y., Nagaoka, K., Toda, H., and Aikawa, Y.


Phosphorus limitation in microorganisms leads to high phosphomonoesterase activity in acid forest soils.
Pedobiologia,55(5):263-270 2012
Author:Kunito, T.(corresponding author), Tobitani, T., Moro, H., and Toda, H.


Influence of chloride ions on cadmium adsorptions by oxides, hydroxides, oxyhydroxides, and phyllosilicates.
Appl. Clay Sci.,62-63:58-62 2012
Author:Saeki, K. and Kunito, T.(corresponding author)


Genera Burkholderia and Lipomyces are predominant aluminum-resistant microorganisms isolated from acidic forest soils using cycloheximide-amended growth media.
Ann. Microbiol.,62(3):1339-1344 2012
Author:Kunito, T.(corresponding author), Owaki, M., Ihyo, Y., Sumi, H., Toda, H., Fukuda, D., and Park, H.-D.


Effect of α-casein on DNA adsorption by Andosols and by soil components.
Biol. Fertil. Soils,48(4):469-474 2012
Author:Saeki, K., Sakai, M., and Kunito, T.(corresponding author)


Individual variations in arsenic metabolism in Vietnamese: the association with arsenic exposure and GSTP1 genetic polymorphism.
Metallomics,4(1):91-100 2012
Author:Agusa, T., Kunito, T., Tue, N.M., Lan, V.T.M., Fujihara, J., Takeshita, H., Minh, T.B., Trang, P.T.K., Takahashi, S., Viet, P.H., Tanabe, S., and Iwata, H.


Soil properties affecting phosphorus forms and phosphatase activities in Japanese forest soils: Soil microorganisms may be limited by phosphorus.
Soil Sci.,177(1):39-46 2012
Author:Kunito, T.(corresponding author), Tsunekawa, M., Yoshida, S., Park, H.-D., Toda, H., Nagaoka, K., and Saeki, K.


Polymorphic trial in oxidative damage of arsenic exposed Vietnamese.
Toxicol. Appl. Pharmacol.,256(2):174-178 2011
Author:Fujihara, J., Soejima, M., Yasuda, T., Koda, Y., Kunito, T., Iwata, H., Tanabe, S., and Takeshita, H.


Silver speciation in liver of marine mammals by synchrotron X-ray absorption fine structure and X-ray fluorescence spectroscopies.
J. Environ. Monit.,13(6):1678-1686 2011
Author:Nakazawa, E., Ikemoto, T., Hokura, A., Terada, Y., Kunito, T.(corresponding author), Yamamoto, T., Yamada, T.K., Rosas, F.C.W., Fillmann, G., Tanabe, S., and Nakai, I.


Presence of mercury selenide in various tissues of the striped dolphin: evidence from μ-XRF-XRD and XAFS analyses.
Metallomics,3(7):719-725 2011
Author:Nakazawa, E., Ikemoto, T., Hokura, A., Terada, Y., Kunito, T., Tanabe, S., and Nakai, I.


Accumulation of trace elements in harp seals (Phoca groenlandica) from Pangnirtung in the Baffin Island, Canada.
Mar. Pollut. Bull.,63(5-12):489-499 2011
Author:Agusa, T., Nomura, K., Kunito, T., Anan, Y., Iwata, H., and Tanabe, S.


Strong adsorption of DNA molecules on humic acids.
Environ. Chem. Lett.,9(4):505-509 2011
Author:Saeki, K., Ihyo, Y., Sakai, M., and Kunito, T.(corresponding author)


Effect of Tris-HCl buffer on DNA adsorption by a variety of soil constituents.
Microbes Environ.,26(1):88-91 2011
Author:Saeki, K., Kunito, T., and Sakai, M.


Genetic variants associated with arsenic metabolism within human arsenic (+3 oxidation state) methyltransferase show wide variation across multiple populations.
Arch. Toxicol.,85(2):119-125 2011
Author:Fujihara, J., Yasuda, T., Kato, H., Yuasa, I., Panduro, A., Kunito, T., and Takeshita, H.


土壌生態系における細胞外DNA分子の挙動 第2部:細胞外DNA分子の安定性と形質転換能
土と微生物,65(1):27-33 2011
Author:佐伯和利、國頭 恭、境 雅夫


Adsorptions of DNA molecules by soils and variable-charged soil constituents.
Curr. Res. Technol. Educ. Top. Appl. Microbiol. Microb. Biotechnol.,1:188-195 2010
Author:Saeki, K. and Kunito, T.


Exposure, metabolism, and health effects of arsenic in residents from arsenic-contaminated groundwater areas of Vietnam and Cambodia: a review.
Rev. Environ. Health,25(3):193-220 2010
Author:Agusa, T., Kunito, T., Kubota, R., Inoue, S., Fujihara, J., Minh, T.B., Ha, N.N., Tu, N.P.C., Trang, P.T.K., Chamnan, C., Takeshita, H., Iwata, H., Tuyen, B.C., Viet, P.H., Tana, T.S., and Tanabe, S.


Interindividual variation in arsenic metabolism in a Vietnamese population: association with 17 single nucleotide polymorphisms in AS3MT.
In: Hamamura, N., Suzuki, S., Mendo, S., Barroso, C.M., Iwata, H., Tanabe, S. (Eds.), Biological Responses to Chemical Contaminants: From Molecular to Community Level (Interdisciplinary Studies on Environmental Chemistry Vol. 3), Global COE Program, Ehime University, TERRAPUB, Tokyo,:113-119 2010
Author:Agusa, T., Iwata, H., Fujihara, J., Kunito, T., Takeshita, H., Minh, T.B., Trang, P.T.K., Viet, P.H., and Tanabe, S.


土壌生態系における細胞外DNA分子の挙動 第1部:土壌および土壌構成物質へのDNA分子の吸着
土と微生物,64(2):113-122 2010
Author:佐伯和利、境 雅夫、國頭 恭


Effects of pH, ionic strength, and solutes on DNA adsorption by andosols.
Biol. Fertil. Soils,46(5):531-535 2010
Author:Saeki, K., Kunito, T., and Sakai, M.


Global analysis of genetic variation in human arsenic (+3 oxidation state) methyltransferase (AS3MT).
Toxicol. Appl. Pharmacol.,243(3):292-299 2010
Author:Fujihara, J., Soejima, M., Yasuda, T., Koda, Y., Agusa, T., Kunito, T., Tongu, M., Yamada, T., and Takeshita, H.


Genetic polymorphisms of glutathione S-transferase (GST) superfamily and arsenic metabolism in residents of the Red River Delta, Vietnam.
Toxicol. Appl. Pharmacol.,242(3):352-362 2010
Author:Agusa, T., Iwata, H., Fujihara, J., Kunito, T., Takeshita, H., Minh, T.B., Trang, P.T.K., Viet, P.H., and Tanabe, S.


土壌中の重金属耐性微生物の生態と浄化への利用
地球環境,15(1):37-44 2010
Author:國頭 恭、松本 聰


Influences of nitrogen and phosphorus addition on polyphenol oxidase activity in a forested Andisol.
European Journal of Forest Research,128(4):361-366 2009
Author:Kunito, T.(corresponding author), Akagi, Y., Park, H.-D., amd Toda, H.


Genetic polymorphisms in AS3MT and arsenic metabolism in residents of the Red River Delta, Vietnam.
Toxicol. Appl. Pharmacol.,236(2):131-141 2009
Author:Agusa, T., Iwata, H., Fujihara, J., Kunito, T., Takeshita, H., Minh, T.B., Trang, P.T.K., Viet, P.H., and Tanabe, S.


Diversity of glutathione S-transferase omega 1 (A140D) and 2 (N142D) gene polymorphisms in worldwide populations.
Clin. Exp. Pharmacol. Physiol.,36(3):283-286 2009
Author:Takeshita, H., Fujihara, J., Takatsuka, H., Agusa, T., Yasuda, T., and Kunito, T.


Effects of plant litter type and additions of nitrogen and phosphorus on bacterial community-level physiological profiles in a brown forest soil.
Microbes Environ.,24(1):68-71 2009
Author:Kunito, T.(corresponding author) and Nagaoka, K.


Relationship of urinary arsenic metabolites to intake estimates in residents of the Red River Delta, Vietnam.
Environ. Pollut.,157(2):396-403 2009
Author:Agusa, T., Kunito, T., Minh, T.B., Trang, P.T.K., Iwata, H., Viet, P.H., and Tanabe, S.


Ethnic differences in five intronic polymorphisms associated with arsenic metabolism within human arsenic (+3 oxidation state) methyltransferase (AS3MT) gene.
Toxicol. Appl. Pharmacol.,234(1):41-46 2009
Author:Fujihara, J., Fujii, Y., Agusa, T., Kunito, T., Yasuda, T., Moritani, T., and Takeshita, H.


Human exposure to arsenic from groundwater in the Red River and Mekong River Deltas in Vietnam.
Int. J. Environ. Stud.,66(1):49-57 2009
Author:Agusa, T., Inoue, S., Kunito, T., Minh, T.B., Ha, N.N., Tu, N.P.C., Trang, P.T.K., Iwata, H., Viet, P.H., Tuyen, B.C., and Tanabe, S.


Estimating sorption affinities of heavy metals on humic acid and silica using a constant capacitance model.
Commun. Soil Sci. Plant Anal.,40(21&22):3252-3262 2009
Author:Saeki, K. and Kunito, T.


Two N-linked glycosylation sites (Asn18 and Asn106) are both required for full enzymatic activity, thermal stability, and resistance to proteolysis in mammalian deoxyribonuclease I.
Biosci. Biotechnol. Biochem.,72(12):3197-3205 2008
Author:Fujihara, J., Yasuda, T., Kunito, T., Fujii, Y., Takatsuka, H., Moritani, T., and Takeshita, H.


Multivariate characterization of elements accumulated in King Bolete Boletus edulis mushroom at lowland and high mountain regions.
J. Environ. Sci. Health Part A,43(14):1692-1699 2008
Author:Falandysz, J., Kunito, T., Kubota, R., Bielawski, L., Frankowska, A., Falandysz, J.J., and Tanabe, S.


土壌生化学 (部門別進歩総説 第3部門 土壌生物)
土壌肥料学雑誌,79(6):549-551 2008
Author:國頭 恭


Cytochrome P450 2J2*7 polymorphisms in Japanese, Mongolians and Ovambos.
Cell Biochem. Funct.,26(7):813-816 2008
Author:Takeshita, H., Tsubota, E., Takatsuka, H., Kunito, T., and Fujihara, J.


水田土壌中における微生物に対する重金属毒性の評価
第14回 地下水・土壌汚染とその防止対策に関する研究集会,:526-531 2008
Author:國頭 恭、戸谷仁美、長岡一成、佐伯和利、相川良雄、松本 聰


森林土壌における重金属溶出が土壌微生物群集に与える影響
第14回 地下水・土壌汚染とその防止対策に関する研究集会,:125-129 2008
Author:井表靖貴、國頭 恭、朴 虎東、戸田任重、吉田清志


Asian specific low mutation frequencies of the M287T polymorphism in the human arsenic (+3 oxidation state) methyltransferase (AS3MT) gene.
Mutat. Res. (Genet. Toxicol. Environ. Mutagen.),654(2):158-161 2008
Author:Fujihara, J., Soejima, M., Koda, Y., Kunito, T., and Takeshita, H.


Some mineral constituents of Parasol Mushroom (Macrolepiota procera).
J. Environ. Sci. Health Part B,43(2):187-192 2008
Author:Falandysz, J., Kunito, T., Kubota, R., Gucia, M., Mazur, A., Falandysz, J.J., and Tanabe, S.


Interelement relationships and age-related variation of trace element concentrations in liver of striped dolphins (Stenella coeruleoalba) from Japanese coastal waters.
Mar. Pollut. Bull.,57(6-12):807-815 2008
Author:Agusa, T., Nomura, K., Kunito, T., Anan, Y., Iwata, H., Miyazaki, N., Tatsukawa, R., and Tanabe, S.


Arsenic in marine mammals, seabirds, and sea turtles.
Rev. Environ. Contam. Toxicol.,195:31-69 2008
Author:Kunito, T., Kubota, R., Fujihara, J., Agusa, T., and Tanabe, S.


Subcellular distribution of trace elements in kidney of a mother-fetus pair of Dall's porpoises (Phocoenoides dalli).
Chemosphere,70(7):1203-1210 2008
Author:Yang, J., Kunito, T., Anan, Y., Tanabe, S., and Miyazaki, N.


Overview of arsenic contamination in groundwater and human health in Vietnam.
Annual Report of FY 2006, The Core University Program between Japan Society for the Promotion of Science (JSPS) and Vietnamese Academy of Science and Technology (VAST),:89-92 2007
Author:Agusa, T., Inoue, S., Kunito, T., Minh, T.B., Tu, N.P.C., Ha, N.N., Trang, P.T.K., Subramanian, A., Iwata, H., Viet, P.H., Tuyen, B.C., and Tanabe, S.


Selected elements in fly agaric Amanita muscaria.
J. Environ. Sci. Health Part A,42(11):1615-1623 2007
Author:Falandysz, J., Kunito, T., Kubota, R., Lipka, K., Mazur, A., Falandysz, J.J., and Tanabe, S.


Selected elements in Brown Birch Scaber Stalk Leccinum scabrum.
J. Environ. Sci. Health Part A,42(14):2081-2088 2007
Author:Falandysz, J., Kunito, T., Kubota, R., Bielawski, L., Mazur, A., Falandysz, J.J., and Tanabe, S.


Population differences in the human arsenic (+3 oxidation state) methyltransferase (AS3MT) gene polymorphism detected by using genotyping method.
Toxicol. Appl. Pharmacol.,225(3):251-254 2007
Author:Fujihara, J., Kunito, T., Agusa, T., Yasuda, T., Iida, R., Fujii, Y., and Takeshita, H.


Selected elements of Poison Pax Paxillus involutus.
J. Environ. Sci. Health Part A,42(8):1161-1168 2007
Author:Falandysz, J., Kunito, T., Kubota, R., Brzostowski, A., Mazur, A., Falandysz, J.J., and Tanabe, S.


愛媛県における大気降下物中の元素濃度の実態
人間と環境,33(1):13-20 2007
Author:越智久尚、藤田慎二郎、國頭 恭


Frequency of two human glutathione-S-transferase Ω1 polymorphisms (E155 deletion and E208K) in Ovambo and Japanese populations using the PCR-based genotyping method.
Clin. Chem. Lab. Med.,45(5):621-624 2007
Author:Fujihara, J., Kunito, T., and Takeshita, H.


Arsenic pollution in groundwater in the lower Mekong Basin.
Chemical Pollution and Environmental Changes (Frontiers Science Series No. 48). Universal Academy Press, Tokyo.,:217-220 2007
Author:Inoue, S., Agusa, T., Kubota, R., Kunito, T., Minh, T.B., Trang, P.T.K., Viet, P.H., Tu, N.P.C., Tuyen, B.C., Reungsang, A., Srisuk, K., Nakamura, S., Takizawa, S., Chamnan, C., Tana, T.S., Iwata, H., and Tanabe, S.


Preliminary study on Hg-Se binding proteins in liver of northern fur seals.
Chemical Pollution and Environmental Changes (Frontiers Science Series No. 48). Universal Academy Press, Tokyo.,:205-208 2007
Author: Ikemoto, T., Kim, E.-Y., Kunito, T., Iwata, H., and Tanabe, S.


Arsenic contamination in groundwater and residents from Vietnam, Cambodia and India.
Chemical Pollution and Environmental Changes (Frontiers Science Series No. 48). Universal Academy Press, Tokyo.,:55-58 2007
Author:Agusa, T., Inoue, S., Kunito, T., Ramu, K., Charaborty, P., Chamnan, C., Trang, P.T.K., Minh, T.B., Iwata, H., Subramanian, A., Viet, P.H., Tana, T.S., and Tanabe, S.


海棲動物におけるヒ素の化学形態と蓄積特性
環境科学会誌,20(2):133-153 2007
Author:久保田領志、藤原純子、阿草哲郎、國頭 恭、田辺信介


The stability of butyltin compounds in a dredged heavily-contaminated sediment.
Chemosphere,68(6):1114-1119 2007
Author:Saeki, K., Nabeshima, A., Kunito, T., and Oshima, Y.


Arsenic pollution in groundwater of Vietnam and Cambodia: a review.
Biomed. Res. Trace Elements,18(1):35-47 2007
Author:Agusa, T., Kubota, R., Kunito, T., Minh, T.B., Trang, P.T.K., Chamnan, C., Iwata, H., Viet, P.H., Tana, T.S., and Tanabe, S.


Mercury in hair and blood from residents of Phnom Penh (Cambodia) and possible effect on serum hormone levels.
Chemosphere,68(3):590-596 2007
Author:Agusa, T., Kunito, T., Iwata, H., Monirith, I., Chamnan, C., Tana, T.S., Subramanian, S., and Tanabe, S.


Mercury and its relation with selenium in the liver of Dall's porpoises (Phocoenoides dalli) off the Sanriku coast of Japan.
Environ. Pollut.,148(2):669-673 2007
Author:Yang, J., Kunito, T., Tanabe, S., and Miyazaki, N.


Exposure assessment for trace elements from consumption of marine fish in Southeast Asia.
Environ. Pollut.,145(3):767-777 2007
Author:Agusa, T., Kunito, T., Sudaryanto, A., Monirith, I., Kan-Atireklap, S., Iwata, H., Ismail, A., Sanguansin, J., Muchtar, M., Tana, T.S., and Tanabe, S.


Trace elements and butyltins in a Dall’s porpoise (Phocoenoides dalli) from the Sanriku coast of Japan.
Chemosphere,63(3):449-457 2006
Author:Yang, J., Miyazaki, N., Kunito, T., and Tanabe, S.


Urinary 8-hydroxy-2’-deoxyguanosine in inhabitants chronically exposed to arsenic in groundwater in Cambodia.
J. Environ. Monit.,8(2):293-299 2006
Author:Kubota, R., Kunito, T., Agusa, T., Fujihara, J., Monirith, I., Iwata, H., Subramanian, A., Tana, T.S., and Tanabe, S.


Arsenic contamination in groundwater and residents from Ha Nam and Ha Tay Provinces of Red River Delta, Vietnam.
Annual Report of FY 2005, The Core University Program between Japan Society for the Promotion of Science (JSPS) and Vietnamese Academy of Science and Technology (VAST).,:33-36 2006
Author:Agusa, T., Kunito, T., Inoue, S., Minh, T.B., Trang, P.T.K., Subramanian, A., Iwata, H., Viet, P.H., and Tanabe, S.


Contamination by arsenic and other trace elements in tube-well water and its risk assessment to humans in Hanoi, Vietnam.
Environ. Pollut.,139(1):95-106 2006
Author:Agusa, T., Kunito, T., Fujihara, J., Kubota, R., Minh, T.B., Trang, P.T.K., Iwata, H., Subramanian, A., Viet, P.H., and Tanabe, S.


Comparison of ratio of microbes decolorizing humic acid between three forest soil types.
Proceedings of Shinshu University International Symposium 2006, Mountainous Environment: Past, Present and Future.,:102-103 2006
Author:Nishiyama, T., Kunito, T., Park, H.-D., and Toda, H.


Method optimization in analysis of acid-volatile sulfide and simultaneously extracted metals in sediments and soils.
Proceedings of Shinshu University International Symposium 2006, Mountainous Environment: Past, Present and Future.,:100-101 2006
Author:Toya, H., Kunito, T., Park, H.-D., and Toda, H.


Aluminum fractionation in forest soils of Nagano Prefecture, Japan.
Proceedings of Shinshu University International Symposium 2006, Mountainous Environment: Past, Present and Future.,:98-99 2006
Author:Isomura, I., Kunito, T., Park, H.-D., and Toda, H.


Lead contamination and its human health effects in India, Vietnam and Cambodia.
Biomed. Res. Trace Elements,17(4):413-416 2006
Author:Agusa, T., Kunito, T., Ramu, K., Chamnan, C., Trang, P.T.K., Minh, T.B., Subramanian, A., Iwata, H., Viet, P.H., Tana, T.S., and Tanabe, S.


Mercury contamination in human hair and fish from Cambodia: levels, specific accumulation and risk assessment.
Environ. Pollut.,134(1):79-86 2005
Author:Agusa, T., Kunito, T., Iwata, H., Monirith, I., Tana, T.S., Subramanian, A., and Tanabe, S.


Widely-distributed arsenic pollution in groundwater in the Red River Delta, Vietnam.
Biomed. Res. Trace Elements,16(4):296-298 2005
Author:Agusa, T., Inoue, S., Kunito, T., Kubota, R., Minh, T.B., Trang, P.T.K., Subramanian, A., Iwata, H., Viet, P.H., and Tanabe, S.


Concentrations of trace elements in marine fish and its risk assessment in Malaysia.
Mar. Pollut. Bull.,51(8-12):896-911 2005
Author:Agusa, T., Kunito, T., Yasunaga, G., Iwata, H., Subramanian, A., Ismail, A., and Tanabe, S.


Placental transfer of arsenic to fetus of Dall’s porpoises (Phocoenoides dalli).
Mar. Pollut. Bull.,51(8-12):845-849 2005
Author:Kubota, R., Kunito, T., Fujihara, J., Tanabe, S., Yang, J., and Miyazaki, N.


Trace element accumulation in fishes collected from coastal waters of the Caspian Sea.
Mar. Pollut. Bull.,51(8-12):882-888 2005
Author:Anan, Y., Kunito, T., Tanabe, S., Mitrofanov, I., and Aubrey, D.G.


Non-destructive monitoring of trace element levels in short-tailed albatrosses (Phoebastria albatrus) and black-footed albatrosses (Phoebastria nigripes) from Torishima Island, Japan using eggs and blood.
Mar. Pollut. Bull.,51(8-12):889-895 2005
Author:Ikemoto, T., Kunito, T., Tanabe, S., Tsurumi, M., Sato, F., and Oka, N.


Body distribution of trace elements in black-tailed gulls from Rishiri Island, Japan: age-dependent accumulation and transfer to feathers and eggs.
Environ. Toxicol. Chem.,24(9):2107-2120 2005
Author:Agusa, T., Matsumoto, T., Ikemoto, T., Anan, Y., Kubota, R., Yasunaga, G., Kunito, T., Tanabe, S., Ogi, H., and Shibata, Y.


Microbial indices of soil fertility.
J. Appl. Microbiol.,98(5):1062-1074 2005
Author:Suzuki, C., Kunito, T., Aono, T., Liu, C.-T., and Oyaizu, H.


Concentrations of trace elements in muscle of sturgeons in the Caspian Sea.
Mar. Pollut. Bull.,49(9-10):789-800 2004
Author:Agusa, T., Kunito, T., Tanabe, S., Pourkazemi, M., and Aubrey, D.G.


Contamination by trace elements in groundwater of Vietnam.
Biomed. Res. Trace Elements,15(4):339-341 2004
Author:Agusa, T., Kunito, T., Fujihara, J., Kubota, R., Minh, T.B., Trang, P.T.K., Subramanian, A., Iwata, H., Viet, P.H., and Tanabe, S.


Concentration and subcellular distribution of trace elements in liver of small cetaceans incidentally caught along the Brazilian coast.
Mar. Pollut. Bull.,49(7-8):574-587 2004
Author:Kunito, T., Nakamura, S., Ikemoto, T., Anan, Y., Kubota, R., Tanabe, S., Rosas, F.C.W., Fillmann, G., and Readman, J.W.


Chemical forms of mercury and cadmium accumulated in marine mammals and seabirds as determined by XAFS analysis.
Environ. Sci. Technol.,38(24):6468-6474 2004
Author:Arai, T., Ikemoto, T., Hokura, A., Terada, Y., Kunito, T., Tanabe, S., and Nakai, I.


Molecular cloning and expression analysis of three metallothionein isoforms in sea turtles.
Proceedings of 1st International Symposium on Environmental Behavior and Ecological Impacts of Persistent Toxic Substances, March 2004, Matsuyama, Japan.,:213-217 2004
Author:Anan, Y., Kim, E.-Y., Kunito, T., Iwata, H., and Tanabe, S.


Arsenic contamination in groundwater and its toxic evaluation on human health in Vietnam.
Proceedings of 1st International Symposium on Environmental Behavior and Ecological Impacts of Persistent Toxic Substances, March 2004, Matsuyama, Japan.,:147-151 2004
Author:Kubota, R., Kim, E.-Y., Kunito, T., Minh, T.B., Iwata, H., Tanabe, S., Trang, P.T.K., and Viet, P.H.


Contamination by arsenic and other trace elements in drinking water and residents in Vietnam.
Proceedings of 1st International Symposium on Environmental Behavior and Ecological Impacts of Persistent Toxic Substances, March 2004, Matsuyama, Japan.,:48-52 2004
Author:Agusa, T., Kunito, T., Fujihara, J., Kubota, R., Iwata, H., Minh, T.B., Trang, P.T.K., Viet, P.H., and Tanabe, S.


Association of heavy metals with metal-binding proteins in hepatic cytosol of marine mammals and seabirds.
Proceedings of 1st International Symposium on Environmental Behavior and Ecological Impacts of Persistent Toxic Substances, March 2004, Matsuyama, Japan.,:30-35 2004
Author:Ikemoto, T., Kunito, T., Nakamura, S., Anan, Y., Tanaka, H., Baba, N., Miyazaki, N., and Tanabe, S.


タイワンリスの肝臓におけるCu蓄積と細胞内分布
Biomed. Res. Trace Elements,15(1):97-99 2004
Author:鈴木美成,渡邉 泉,久野勝治,阿南弥寿美,國頭 恭,田辺信介


Association of heavy metals with metallothionein and other proteins in hepatic cytosol of marine mammals and seabirds.
Environ. Toxicol. Chem.,23(8):2008-2016 2004
Author:Ikemoto, T., Kunito, T., Anan, Y., Tanaka, H., Baba, N., Miyazaki, N., and Tanabe, S.


Detoxification mechanism of heavy metals in marine mammals and seabirds: interaction of selenium with mercury, silver, copper, zinc, and cadmium in liver.
Arch. Environ. Contam. Toxicol.,47(3):402-413 2004
Author:Ikemoto, T., Kunito, T., Tanaka, H., Baba, N., Miyazaki, N., and Tanabe, S.


Arsenic accumulation and distribution in tissues of black-footed albatrosses.
Mar. Pollut. Bull.,48(11-12):1153-1160 2004
Author:Fujihara, J., Kunito, T., Kubota, R., Tanaka, H., and Tanabe, S.


Total and subcellular distribution of trace elements in the liver of a mother-fetus pair of Dall's porpoises (Phocoenoides dalli).
Mar. Pollut. Bull.,48(11-12):1122-1129 2004
Author:Yang, J., Kunito, T., Anan, Y., Tanabe, S., and Miyazaki, N.


Comparison of trace element accumulation in Baikal seals (Pusa sibirica), Caspian seals (Pusa caspica) and northern fur seals (Callorhinus ursinus).
Environ. Pollut.,127(1):83-97 2004
Author:Ikemoto, T., Kunito, T., Watanabe, I., Yasunaga, G., Baba, N., Miyazaki, N., Petrov, E.A., and Tanabe, S.


Arsenic accumulation in livers of pinnipeds, seabirds, and sea turtles: subcellular distribution and interaction between arsenobetaine and glycine betaine.
Comp. Biochem. Physiol. Part C,136(4):287-296 2003
Author:Fujihara, J., Kunito, T., Kubota, R., and Tanabe, S.


Accumulation of iron in Dall's porpoise Phocoenoides dalli off the Sanriku coast of Japan.
J. Fish. China,27(5):420-424 2003
Author:Yang, J., Kunito, T., Tanabe, S., and Miyazaki, N.


Lead pollution in South India.
Biomed. Res. Trace Elements,14(4):272-274 2003
Author:Agusa, T., Kunito, T., Nakashima, E., Ramu, K., Subramanian, A., and Tanabe, S.


XAFS and gel filtration studies of cadmium in liver of Japanese common squid.
Biomed. Res. Trace Elements,14(4):323-325 2003
Author:Ikemoto, T., Arai, T., Nomura, K., Anan, Y., Kunito, T., Hokura, A., Terada, Y., Nakai, I., and Tanabe, S.


愛媛県で採取した大気降下物中の元素の起源
環境化学,13(3):753-764 2003
Author:越智久尚,藤田慎二郎,山内正信,國頭 恭,田辺信介


愛媛県における粉じん及び雨水等降下物中の元素の挙動
環境化学,13(3):643-651 2003
Author:越智久尚,藤田慎二郎,山内正信,國頭 恭,田辺信介


Global distribution of radionuclides (137Cs and 40K) in marine mammals.
Environ. Sci. Technol.,37(20):4597-4602 2003
Author:Yoshitome, R., Kunito, T., Ikemoto, T., Tanabe, S., Zenke, H., Yamauchi, M., and Miyazaki, N.


2000年に栃木県で大量死したムクドリSturnus cineraceusの微量元素蓄積
環境科学会誌,16(4):317-328 2003
Author:渡邉 泉,寶來佐和子,新井雄介,久野勝治,林 光武,谷地森秀二,國頭 恭,田辺信介


Lipid-soluble and water-soluble arsenic compounds in blubber of ringed seal (Pusa hispida).
Talanta,61(6):779-787 2003
Author:Ebisuda, K., Kunito, T., Fujihara, J., Kubota, R., Shibata, Y., and Tanabe, S.


Comparative study of mercury in liver and muscle of Dall's porpoise (Phocoenoides dalli) off Sanriku coast of Japan.
J. Phys. IV,107(2):1393-1398 2003
Author:Yang, J., Kunito, T., Tanabe, S., and Miyazaki, N.


Possible link between elevated accumulation of trace elements and canine distemper virus infection in the Caspian seals (Phoca caspica) stranded in 2000 and 2001.
J. Phys. IV,107(2):1235-1238 2003
Author:Kunito, T., Anan, A., Ikemoto, T., Kubota, R., and Tanabe, S.


Trace element accumulation in short-tailed albatrosses (Diomedea albatrus) and black-footed albatrosses (Diomedea nigripes) from Torishima Island, Japan.
J. Phys. IV,107(2):1231-1234 2003
Author:Ikemoto, T., Kunito, T., Tanabe, S., Tsurumi, M., Sato, F., and Oka, N.


Separation and characterization of metallothionein in the liver of sea turtles by high performance liquid chromatography/inductively coupled plasma-mass spectrometry.
J. Phys. IV,107(2):1227-1230 2003
Author:Anan, Y., Kunito, T., and Tanabe, S.


Is arsenobetaine the major arsenic compound in the liver of birds, marine mammals, and sea turtles?
J. Phys. IV,107(1):707-710 2003
Author:Kubota, R., Kunito, T., and Tanabe, S.


Relationship between selenium and mercury in the fruiting bodies of some mushrooms growing in Poland.
J. Phys. IV,107(1):443-446 2003
Author:Falandysz, J., Kubota, R., Kunito, T., Bielawski, L., Brzostowski, A., Gucia, M., Jedrusiak, A., Lipka, K., and Tanabe, S.


Preliminary studies on trace element contamination in dumping sites of municipal wastes in India and Vietnam.
J. Phys. IV,107(1):21-24 2003
Author:Agusa, T., Kunito, T., Nakashima, E., Minh, T.B., Tanabe, S., Subramanian, A., and Viet, P.H.


愛媛県の東予地域及び中予地域における粉じんの元素汚染とその挙動
環境化学,13(1):41-49 2003
Author:越智久尚,藤田慎二郎,山内正信,國頭 恭,田辺信介


Occurrence of several arsenic compounds in the liver of birds, cetaceans, pinnipeds, and sea turtles.
Environ. Toxicol. Chem.,22(6):1200-1207 2003
Author:Kubota, R., Kunito, T., and Tanabe, S.


Mercury in tissues of Dall's porpoise (Phocoenoides dalli) collected off Sanriku coast of Japan.
Fish. Sci.,68(Suppl.1):256-259 2002
Author:Yang, J., Kunito, T., Tanabe, S., and Miyazaki, N.


クロアシアホウドリの微量元素蓄積に関与するメタロチオネインの役割とMT cDNAのクローニング
Biomed. Res. Trace Elements,13(4):266-267 2002
Author:阿南弥寿美,國頭 恭,池本徳孝,金 恩英,岩田久人,田中博之,田辺信介


カンボジアにおけるヒ素汚染の現状
Biomed. Res. Trace Elements,13(4):254-255 2002
Author:阿草哲郎,國頭 恭,久保田領志,Monirith, I.,田辺信介,Tana, T.S.


駿河湾および東北沖で採取された深海生魚介類の微量元素蓄積
地球化学,36(4):179-189 2002
Author:渡邉 泉,四宮基彦,國頭 恭,田辺信介,窪寺恒己


Contamination of dioxins and related compounds in soils collected from dumping sites of municipal wastes in Asian developing countries.
Organohalogen Compounds,57:333-336 2002
Author:Kunisue, T., Watanabe, M., Nakashima, E., Agusa, T., Monirith, I., Minh, T.B., Kunito, T., Subramanian, A., Tana, T.S., Viet, P.H., Prudente, M., and Tanabe, S.


Arsenic concentrations and speciation in the tissues of the ringed seals (Phoca hispida) from Pangnirtung, Canada.
Appl. Organomet. Chem.,16(8):451-457 2002
Author:Ebisuda, K., Kunito, T., Kubota, R., and Tanabe, S.


Maternal transfer of arsenic to eggs of black-tailed gull (Larus crassirostris) from Rishiri Island, Japan.
Appl. Organomet. Chem.,16(8):463-468 2002
Author:Kubota, R., Kunito, T., Tanabe, S., Ogi, H., and Shibata, Y.


Otolith microchemistry of the conger eel, Conger myriaster.
J. Mar. Biol. Ass. U.K.,82(2):303-305 2002
Author:Arai, T., Ikemoto, T., Kunito, T., Tanabe, S., and Miyazaki, N.


Accumulation of heavy metals in Caspian seals (Phoca caspica).
Arch. Environ. Contam. Toxicol.,43(1):109-120 2002
Author:Watanabe, I., Kunito, T., Tanabe, S., Amano, M., Koyama, Y., Miyazaki, N., Petrov, E.A., and Tatsukawa, R.


Relationships between bacterial tolerance levels and forms of copper and zinc in soils.
J. Environ. Qual.,31(5):1570-1575 2002
Author:Saeki, K., Kunito, T., Oyaizu, H., and Matsumoto, S.


Subcellular distribution of trace elements in the liver of sea turtles.
Mar. Pollut. Bull.,45(1-12):224-229 2002
Author:Anan, Y., Kunito, T., Sakai, H., and Tanabe, S.


Trace elements in skin of Dall's porpoises (Phocoenoides dalli) from the northern waters of Japan: an evaluation for utilization as non-lethal tracers.
Mar. Pollut. Bull.,45(1-12):230-236 2002
Author:Yang, J., Kunito, T., Tanabe, S., Amano, M., and Miyazaki, N.


Chemical speciation of arsenic in the livers of higher trophic marine animals.
Mar. Pollut. Bull.,45(1-12):218-223 2002
Author:Kubota, R., Kunito, T., and Tanabe, S.


Elevated concentrations of trace elements in Caspian seals (Phoca caspica) found stranded during the mass mortality events in 2000.
Arch. Environ. Contam. Toxicol.,42(3):354-362 2002
Author:Anan, Y., Kunito, T., Ikemoto, T., Kubota, R., Watanabe, I., Tanabe, S., Miyazaki, N., and Petrov, E.A.


Using trace elements in skin to discriminate the populations of minke whales in southern hemisphere.
Mar. Environ. Res.,53(2):175-197 2002
Author:Kunito, T., Watanabe, I., Yasunaga, G., Fujise, Y., and Tanabe, S.


Trace elements in skin of southern minke whales.
Proceedings of the International Workshop on Marine Pollution by Persistent Organic Pollutants (POPs), The 17th “Global Environment Tsukuba”, February 2001, Tsukuba, Japan.,:132-140 2002
Author:Kunito, T., Watanabe, I., Yasunaga, G., Fujise, Y., and Tanabe, S.


Arsenic speciation in liver tissues of Dall's porpoise (Phocoenoides dalli) and short-finned pilot whale (Globicephala macrorhynchus).
Proceedings of the International Workshop on Marine Pollution by Persistent Organic Pollutants (POPs), The 17th “Global Environment Tsukuba”, February 2001, Tsukuba, Japan.,:126-130 2002
Author:Kubota, R., Kunito, T., and Tanabe, S.


Contamination by trace elements in dumping sites for municipal wastes in Phnom Penh, Cambodia.
Proceedings of the International Workshop on Marine Pollution by Persistent Organic Pollutants (POPs), The 17th “Global Environment Tsukuba”, February 2001, Tsukuba, Japan.,:119-124 2002
Author:Agusa, T., Kunito, T., Monirith, I., Tana, T.S., and Tanabe, S.


海棲高等動物の肝細胞内における微量元素の分布
Biomed. Res. Trace Elements,12(4):277-278 2001
Author:阿南弥寿美,國頭 恭,池本徳孝,田辺信介


Trace element accumulation in hawksbill turtles (Eretmochelys imbricata) and green turtles (Chelonia mydas) from Yaeyama Islands, Japan.
Environ. Toxicol. Chem.,20(12):2802-2814 2001
Author:Anan, Y., Kunito, T., Watanabe, I., Sakai, H., and Tanabe, S.


銅汚染根圏土壌中の銅耐性細菌の特徴
環境科学会誌,14(5):505-510 2001
Author:佐伯和利,國頭 恭,長岡一成,小柳津広志,松本 聰


Characterization of copper-resistant bacterial community in rhizosphere of highly copper-contaminated soil.
Eur. J. Soil Biol.,37(2):95-102 2001
Author:Kunito, T.(corresponding author), Saeki, K., Nagaoka, K., Oyaizu, H., and Matsumoto, S.


Copper and zinc fractions affecting microorganisms in long-term sludge-amended soils.
Bioresource Technol.,79(2):135-146 2001
Author:Kunito, T.(corresponding author), Saeki, K., Goto, S., Hayashi, H., Oyaizu, H., and Matsumoto, S.


Arsenic accumulation in the liver tissue of marine mammals.
Environ. Pollut.,115(2):303-312 2001
Author:Kubota, R., Kunito, T., and Tanabe, S.


キタオットセイの肝細胞内における水銀とセレンの分布
Biomed. Res. Trace Elements,11(4):407-408 2000
Author:池本徳孝,國頭 恭,田辺信介,馬場徳寿


ウミガメ類肝臓の微量元素蓄積に関与するメタロチオネインの役割
Biomed. Res. Trace Elements,11(4):381-382 2000
Author:阿南弥寿美,國頭 恭,田辺信介


土壌細菌群に対する土壌溶液中の亜鉛存在形態の影響
環境化学,10(3):541-547 2000
Author:佐伯和利,國頭 恭,小柳津広志,松本 聰


Arsenic accumulation in three species of sea turtles.
BioMetals,13(3):241-250 2000
Author:Saeki, K., Sakakibara, H., Sakai, H., Kunito, T. and Tanabe, S.


土壌溶液中の銅イオン活動度と土壌細菌群銅耐性度との関係
日本土壌肥料学雑誌,71(5):635-642 2000
Author:佐伯和利,國頭 恭,小柳津広志,松本 聰


Usefulness of the sensitivity-resistance index to estimate the toxicity of copper on bacteria in copper-contaminated soils.
Ecotoxicol. Environ. Saf.,44(2):182-189 1999
Author:Kunito, T.(corresponding author), Senoo, K., Saeki, K., Oyaizu, H., and Matsumoto, S.


Influences of copper forms on the toxicity to microorganisms in soils.
Ecotoxicol. Environ. Saf.,44(2):174-181 1999
Author:Kunito, T.(corresponding author), Saeki, K., Oyaizu, H., and Matsumoto, S.


High population of Sphingomonas species on plant surface.
J. Appl. Microbiol.,85(4):731-736 1998
Author:Kim, H., Nishiyama, M., Kunito, T., Senoo, K., Kawahara, K., Murakami, K. and Oyaizu, H.


Ecology of soil heavy metal-resistant bacteria and perspective of bioremediation of heavy metal-contaminated soils.
Recent Res. Devel. Agric. Biol. Chem.,2:185-206 1998
Author:Kunito, T.(corresponding author), Oyaizu, H. and Matsumoto, S.


Analysis of oil components and hydrocarbon-utilizing microorganisms during laboratory-scale bioremediation of oil-contaminated soil of Kuwait.
Chemosphere,35(7):1613-1621 1997
Author:Cho, B-H., Chino, H., Tsuji, H., Kunito, T., Makishima, H., Uchida, H., Matsumoto, S. and Oyaizu, H.


Laboratory-scale bioremediation of oil-contaminated soil of Kuwait with soil amendment materials.
Chemosphere,35(7):1599-1611 1997
Author:Cho, B-H., Chino, H., Tsuji, H., Kunito, T., Nagaoka, K., Otsuka, S., Yamashita, K., Matsumoto, S. and Oyaizu, H.


Characterization of Cu-resistant bacterial communities in Cu-contaminated soils.
Soil Sci. Plant Nutr.,43(3):709-717 1997
Author:Kunito, T.(corresponding author), Nagaoka, K., Tada, N., Saeki, K., Senoo, K., Oyaizu, H. and Matsumoto, S.


Distribution of Cu-resistant and non-resistant bacteria in several Cu-contaminated soils in Japan: usefulness of the tolerance level as an index of Cu contamination in soil.
Biosci. Biotech. Biochem.,61(7):1190-1193 1997
Author:Kunito, T.(corresponding author), Senoo, K., Nagaoka, K., Oyaizu, H. and Matsumoto, S.


Zinc resistance of Methylobacterium species.
Biosci. Biotech. Biochem.,61(4):729-731 1997
Author:Kunito, T.(corresponding author), Shibata, S., Matsumoto, S. and Oyaizu, H.


A new method for measuring microbial biomass nitrogen in soils: direct extraction after toluene treatment.
Soil Sci. Plant Nutr.,42(3):511-520 1996
Author:Kanazawa, S. and Kunito, T.


Preparation of pH 3.0 agar plate, enumeration of acid-tolerant, and Al-resistant microorganisms in acid soils.
Soil Sci. Plant Nutr.,42(1):165-173 1996
Author:Kanazawa, S. and Kunito, T.


Cloning and sequence analysis of czc genes in Alcaligenes sp. strain CT14.
Biosci. Biotech. Biochem.,60(4):699-704 1996
Author:Kunito, T.(corresponding author), Kusano, T., Oyaizu, H., Senoo, K., Kanazawa, S. and Matsumoto, S.

研究費
科学研究費補助金(研究代表者)
2023 - 2025 , 温暖化により難分解性土壌有機物の分解が促進される新たなメカニズムの解明 , 基盤研究(C)
2020 - 2022 , 窒素沈着が土壌有機物分解を抑制する新たなメカニズムの解明 , 基盤研究(C)
2012 - 2014 , 森林土壌微生物群集におけるリン制限の包括的理解 , 基盤研究(C)
2010 - 2011 , 森林土壌中の有機物分解がリン制限を受けている可能性の検討 , 若手研究(B)
2007 - 2009 , 窒素降下物が森林土壌有機物の分解に与える影響 , 若手研究(B)
2004 - 2005 , 酸性降下物による森林土壌中アルミニウム溶出が微生物過程へ与える影響 , 若手研究(B)
2002 - 2003 , 海鳥類におけるヒ素高蓄積機構の解明 , 若手研究(B)
1999 - 2000 , 野生高等動物におけるヒ素の蓄積特性とその解毒機能に関する環境化学的研究 , 奨励研究(A)

科学研究費補助金(研究分担者)
2022 - 2024 , 熱帯土壌におけるリン利用性が有機物分解・蓄積に与える影響 , 基盤研究(C)
2021 - 2024 , 土壌のリン循環の促進-「土着」微生物の機能を活性化するための理論の構築と実証 , 基盤研究(B)
2020 - 2023 , 生物的炭素隔離に着目した熱帯畑作地の生産と保全の両立 , 基盤研究(B)
2020 - 2022 , 重金属類汚染修復に向けたハイパーアキュムレーターの機能解明とその応用 , 基盤研究(A)
2017 - 2021 , 有肺類の性的隔離と繁殖干渉の化学生態学的研究 , 基盤研究(A)
2014 - 2016 , 群集生態学的アプローチによる土壌中のリンをめぐる微生物応答の数理的記述の試み , 基盤研究(B)
2010 - 2011 , 遺伝子組換え作物中DNA分子の土壌生態系における挙動・影響を探る , 基盤研究(B)
2007 - 2009 , DNA分子は黒ボク土の何に吸着されるのか? , 基盤研究(B)
2001 - 2003 , 野生生物における内分泌撹乱物質の汚染とそのリスク評価 , 特定領域研究(A)
2000 - 2002 , 生物蓄積性内分泌かく乱物質による野生高等動物の汚染と影響に関する環境化学的研究 , 基盤研究(A)
1997 - 1999 , マッセルウォッチ:二枚貝を生物指標としたアジアの海洋汚染のモニタリング , 基盤研究(B)

奨学寄附金
2008
2007
2006

その他公的資金
2015 - 2016 , 土壌微生物群集の種多様性と人為的攪乱に対する物質循環能のレジリアンスとの関係(住友財団環境研究助成)
2006 - 2007 , 酸性降下物により森林土壌から溶出した重金属類の毒性影響評価(鉄鋼業環境保全技術開発基金)
2003 - 2003 , 海棲哺乳類における水銀の存在形態に関する研究(昭和シェル石油環境研究助成金)
2002 - 2002 , 途上国の都市ゴミ集積場における重金属類の汚染と人体影響に関する環境化学的研究(住友財団環境研究助成)
1999 - 1999 , 海棲哺乳類のヒ素蓄積および解毒機能に関する比較生物学的研究(笹川科学研究助成金)
研究諸活動
学術専門雑誌等編集
2015- , Pedosphere (Elsevier)
2008-2011 , Soil Sci. Plant Nutr.
2003-2008 , Chemosphere (Elsevier)

学術論文査読件数
2014- , Biol. Fertil. Soils
2007- , Microbes Environ.
2007- , Environ. Geochem. Health
2006- , Pedosphere
2006- , Arch. Environ. Contam. Toxicol.
2005- , Sci. Total Environ.
2005- , Environ. Toxicol. Chem.
2005- , Soil Sci. Plant Nutr.
2004- , Ecol. Res.
2004- , Environ. Pollut.
2002- , Chemosphere
2002- , Wat. Air Soil Pollut.
2001-2001 , Aust. J. Soil Res.

教育活動実績

授業等
2021 , 前期 , 生物地球化学II
2021 , 前期 , 土壌学ゼミ
2021 , 前期 , 物質循環序説I
2021 , 前期 , 野外調査実習II
2021 , 後期 , 微生物代謝論
2021 , 後期 , 物質循環学コロキウムII
2021 , 後期 , 物質循環基礎実習I
2021 , 後期 , 物質循環基礎実習II
2021 , 後期 , 地域環境学II
2021 , 後期 , 物質循環実習II
2021 , 後期 , 野外調査実習III
2021 , 後期 , 物質循環実習I
2021 , 通年 , 地水域微生物学
2021 , 通年 , システム解析学セミナー

社会活動実績

社会活動等
公開講座
200510 - 200511 , 山の講座「人々の暮らしと山の自然」 , 土壌の酸性化と重金属

その他社会活動
202306 - 202505 , 日本土壌微生物学会評議員 , 評議員
201504 - 201903 , 日本土壌肥料学会理事 , 理事
200511 - 201003 , 日本土壌肥料学会関東支部幹事 , 幹事