Sekiguchi Yuji 関口勇地

… Alternative Names

SEKIGUCHI Yuji 関口勇地

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Researcher Number	20313570
Other IDs
Affiliation (Current)	2025: 国立研究開発法人産業技術総合研究所, 生命工学領域, 総括研究主幹
Affiliation (based on the past Project Information) *help	2017: 国立研究開発法人産業技術総合研究所, 生命工学領域, 研究グループ付 2017: 国立研究開発法人産業技術総合研究所, 生命工学領域, 研究グループ長 2016: 国立研究開発法人産業技術総合研究所, バイオメディカル研究部門, 主任研究員 2016: 産業技術総合研究所, 主任研究員 2010 – 2012: 独立行政法人産業技術総合研究所, バイオメディカル研究部門, 研究グループ長 … More 2001: 長岡技科大, 工学部, 助手 1999 – 2000: 長岡技術科学大学, 工学部, 助手 1999: NAGAOKA UNIVERSITY OF TECHNOLOGY, Research Assistant, 助教授・助手 Less
Review Section/Research Field	Principal Investigator Genome biology / Civil and environmental engineering / 環境保全 Except Principal Investigator Civil and environmental engineering / 環境保全 / Chemical biology
Keywords	Principal Investigator ゲノムビニング技術 / ゲノム解析 / メタゲノム解析 / 微生物ゲノム / 未培養微生物 / 難培養微生物 / メタゲノム / 生態学 / 水質汚濁・土壌汚染防止・浄化 / 浄化 … More / 土壌汚染防止 / 水質汚濁 / 土木環境システム / 微生物 / 環境技術 / 廃棄物埋立地 / 嫌気性処理 / フタル酸化合物 / 嫌気共生細菌 … More Except Principal Investigator FISH / FISH法 / 16S rRNA / 16SrRNA / Energy / Methane / 下水汚泥 / 嫌気性消化 / メタン / 有機性廃棄物 / エネルギー / DHS / UASB / 下水処理 / ビフェニルエーテル / merosesquiterpene / PBDE / HCV NS3 helicase / メロセスキテルペン / サンゴ礁生物 / core promoter / NS3 helicase / HBV / HCV / Microbiology / Molecular technique / Sewage treatment / Anaerobic digestion / 分子生物学 / 微生物生態 / Pilotscale / Methaiiogen / Granular sludge / Anaerobic wastewater treatment / Thermophilic methane fermentation / UASB process / パイロットスケール実験 / メタン生成菌 / グラニュール汚泥 / 嫌気性廃水処理 / 高温メタン発酵 / UASBプロセス / Green house gas / Methanogen / Methane-oxidizing bacteria / Hybridization / Phylogenetic analysis / Landfill / クローニング / 温暖化効果ガス / メタン生成古細菌 / メタン酸化細菌 / ドットブロットハイブリダイゼーション / 分子系統解析 / 廃棄物埋立地 / Sewage sludge / Organic waste / Thermophilic anaerobic treatment / 高温 / nitrification-denitrefication / microelectrode / low-cost / wastewater treatment / developing countries / 硝化 / 硝化・脱窒 / 微小電極 / 低コスト / 途上国 Less

Development of new genome binning techniques using fusion PCR for genome-centric metagenomics.Principal Investigator
- Principal Investigator
  
  Sekiguchi Uiji
- Project Period (FY)
  2016 – 2017
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Genome biology
- Research Institution
  National Institute of Advanced Industrial Science and Technology
Search for antiviral molecules from coral reef organisms
- Principal Investigator
  
  TANAKA Junichi
- Project Period (FY)
  2014 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Chemical biology
- Research Institution
  University of the Ryukyus
Development and application of a novel capture method for living uncultured microorganisms.Principal Investigator
- Principal Investigator
  
  SEKIGUCHI Yuji
- Project Period (FY)
  2010 – 2012
- Research Category
  
  Grant-in-Aid for Young Scientists (A)
- Research Field
  
  Civil and environmental engineering
- Research Institution
  National Institute of Advanced Industrial Science and Technology
汚染環境中に存在するフタル酸化合物分解微生物の解析とその汚染環境浄化技術の創成Principal Investigator
- Principal Investigator
  
  関口勇地
- Project Period (FY)
  2000 – 2001
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  環境保全
- Research Institution
  Nagaoka University of Technology
Molecular-approach Diagnosis of Green gases Emission from landfill sites of Municipal Solid Wastes
- Principal Investigator
  
  HARADA Hideki
- Project Period (FY)
  1999 – 2000
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Civil and environmental engineering
- Research Institution
  Nagaoka University of Technology
Realization of a Super High-rate Methane Recovery Technology from Waste and Wastewater.
- Principal Investigator
  
  HARADA Hideki
- Project Period (FY)
  1999 – 2000
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  環境保全
- Research Institution
  Nagaoka University of Technology
Development of high rate anaerobic digestion treating organic solid waste for methane-energy recovery
- Principal Investigator
  
  OHASHI Akiyoshi
- Project Period (FY)
  1999 – 2001
- Research Category
  
  Grant-in-Aid for University and Society Collaboration
- Research Field
  
  Civil and environmental engineering
- Research Institution
  Nagaoka University of Technotogy
Development of novel low-cost sewage treatment system applicable to developing countries
- Principal Investigator
  
  OHASHI Akiyoshi
- Project Period (FY)
  1998 – 2000
- Research Category
  
  Grant-in-Aid for Scientific Research (B).
- Research Field
  
  Civil and environmental engineering
- Research Institution
  Nagaoka University of Technology
Development of Thermophilic Anaerobic Treatment Technology to Recover Energy as Methane from Organic Waste.
- Principal Investigator
  
  OHHASHI Akiyoshi
- Project Period (FY)
  1998 – 1999
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  環境保全
- Research Institution
  NAGAOKA UNIVERSITY OF TECHNOLOGY

All 2017 2015 2012 2011 2001 2000

All Journal Article Presentation

[Journal Article] Four Aromatic Sulfates with an Inhibitory Effect against HCV NS3 Helicase from the Crinoid Alloeocomatella polycladia2017
- Author(s)
  Idam Hermawan, Atsushi Furuta, Masahiro Higashi, Yoshihisa Fujita, Nobuyoshi Akimitsu, Atsuya Yamashita, Kohji Moriishi, Satoshi Tsuneda, Hidenori Tani, Masamichi Nakakoshi, Masayoshi Tsubuki, Yuji Sekiguchi, Naohiro Noda, Junichi Tanaka
- Journal Title
  
  Marine Drugs
  
  Volume: 15 Issue: 4 Pages: 117-117
- DOI
  10.3390/md15040117
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PUBLICLY-16H00778, KAKENHI-PROJECT-26350973, KAKENHI-PROJECT-26810008, KAKENHI-PROJECT-16K09348, KAKENHI-PROJECT-16KT0165
[Journal Article] Identification of hydroxyanthraquinones as novel inhibitors of hepatitis C virus helicase2015
- Author(s)
  Atsushi Furuta, Masayoshi Tsubuki, Miduki Endoh, Tatsuki Miyamoto, Junichi Tanaka, Kazi Abdus Salam, Nobuyoshi Akimitsu, Hidenori Tani, Atsuya Yamashita, Kohji Moriishi, Masamichi Nakakoshi, Yuji Sekiguchi, Satoshi Tsuneda, Naohiro Noda
- Journal Title
  
  International Journal of Molecular Sciences
  
  Volume: 16 Issue: 8 Pages: 18439-18453
- DOI
  10.3390/ijms160818439
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26350973, KAKENHI-PROJECT-25460985, KAKENHI-PROJECT-26810100
[Journal Article] Quantitative detection of previously characterized syntrophic bacteria in anaerobicwastewater treatment systems by sequence-specific rRNA cleavage method2012
- Author(s)
  成廣隆、関口勇地
- Journal Title
  
  Water Research
  
  Volume: 46 Pages: 2167-2175
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22686050
[Journal Article] Oligosphaera ethanolica gen.nov., sp.nov., an anaerobic, carbohydrate-fermenting bacterium isolated from methanogenie sludge, and description of the Oligosphaeria classis nov.in the bacterial phylum Lentisphaerae2012
- Author(s)
  邱艶麗、関口勇地
- Journal Title
  
  Int J Syst Evol Microbiol
  
  Volume: (in-press) Issue: Pt_2 Pages: 533-539
- DOI
  10.1099/ijs.0.039545-0
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22686050
[Journal Article] Oligonucleotide probes for environmental monitoring of methanogenic archaea2011
- Author(s)
  成廣隆、関口勇地
- Journal Title
  
  Microbiol Biotechnology
  
  Volume: 4 Pages: 585-602
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22686050
[Journal Article] Combination of a UASB Reactor and a Curtain-type DHS (Downflow Hanging Sponge) Reactor as a Cost-effective Sewage Treatment System for Developing Countries2001
- Author(s)
  Machdar, I., Sekiguchi.Y., Sumino.H., Ohashi A., Harada H.
- Journal Title
  
  Water Science and Technology vol.42
  
  Pages: 83-84
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-11558073
[Journal Article] Syntrophothermus lipocalidus gen.nov., sp.nov., a novel thermophilic, syntrophic, fatty-acid-oxidizing anaerobe which utilizes isobutyrate2000
- Author(s)
  Y.Sekiguchi, Y.Kamagata, K.Nakamura, A.Ohashi, H.Harada
- Journal Title
  
  International Journal of Syst.Evol.Microbiol. 50・2
  
  Pages: 771-779
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-11450196
[Journal Article] Cultivation and Situ Detection of a Thermophilic Bacterium Capable of Oxidizing Propionate in Syntrophic Association with Hydrogenotrophic Methanogens in a Thermophilic Methanogenic Granular Sludge2000
- Author(s)
  Imachi, H., Sekiguchi T., Kamagata Y., Ohashi A.Harada H.
- Journal Title
  
  Applied and Environmental Microbiology Vo1.60
  
  Pages: 3608-3615
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-11450196
[Journal Article] Cultivation and Situ Detection of a Thermophilic Bacterium Capable of Oxidizing Propionate in Syntrophic Association with Hydrogenotrophic Methanogens in a Thermophilic Methanogenic Granular Sludge2000
- Author(s)
  Imachi, H., Sekiguchi T., Kamagata Y., Ohashi A., Harada H.
- Journal Title
  
  Applied and Environmental Microbiology 66
  
  Pages: 3608-3615
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-11558073
[Journal Article] Quantification of methanogen cell density in anaerobic granular sludge consortia by fluorescence in-situ hybridization2000
- Author(s)
  T.Tagawa, K.Syutsubo, Y.Sekiguchi, A.Ohashi, H.Harada
- Journal Title
  
  Water Science and Technology vol.42
  
  Pages: 77-82
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-11558073
[Journal Article] Cultivation and Situ Detection of a Thermophilic Bacterium Capable of Oxidizing Propionate in Syntrophic Association with Hydrogenotrophic Methanogens in a Thermophilic Methanogenic Granular Sludge2000
- Author(s)
  Imachi, H., Sekiguchi T., Kamagata Y., Ohashi A., Harada H.
- Journal Title
  
  Applied and Environmental Microbiology Vol.66
  
  Pages: 3608-3615
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-11558073
[Journal Article] Quantification of methanogen cell density in anaerobic granular sludge consortia by fluorescence in-situ hybridization2000
- Author(s)
  T.Tagawa, K.Syutsubo, Y.Sekiguchi, A.Ohashi H.Harada
- Journal Title
  
  Water Science and Technology Vo142.3-4
  
  Pages: 77-82
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-11450196
[Journal Article] Syntrophothermus lipocalidus gen. nov., sp. nov., a novel thermophilic, syntrophic, fatty-acid-oxidizing anaerobe which utilizes isobutyrate2000
- Author(s)
  Y.Sekiguchi, Y.Kamagata, K.Nakamura, A.Ohashi, H.Harada
- Journal Title
  
  International Journal of Syst.Evol.Microbiol. Vol.50.2
  
  Pages: 771-779
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-11450196
[Journal Article] Quantification of methanogen cell density in anaerobic granular sludge consortia by fluorescence in-situ hybridization.2000
- Author(s)
  T.Tagawa, K.Syutsubo, Y.Sekiguchi, A.Ohashi, H.Harada
- Journal Title
  
  Wat.Sc.& Tech. 42, 3-4
  
  Pages: 77-82
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-11558073
[Journal Article] Quantification of methanogen cell density in anaerobic granular sludge consortia by fluorescence in-situ hybridization2000
- Author(s)
  T.Tagawa, K.Syutsubo, Y.Sekiguchi, A.Ohashi, H.Harada
- Journal Title
  
  Water Science and Technology 42・3-4
  
  Pages: 77-82
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-11450196
[Journal Article] Cultivation and Situ Detection of a Thermophilic Bacterium Capable of Oxidizing Propionate in Syntrophic Association with Hydrogenotrophic Methanogens in a Thermophilic Methanogenic Granular Sludge2000
- Author(s)
  Imachi, H., Sekiguchi T., Kamagata Y., Ohashi A., Harada H.
- Journal Title
  
  Applied and Environmental Microbiology 66
  
  Pages: 3608-3615
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-11450196
[Presentation] Cultivation and characterization of anaerobes relevant to sludge bulking in methanogenic wastewater treatment system2012
- Author(s)
  黒田恭平、関口勇地
- Organizer
  日本微生物生態学会
- Place of Presentation
  豊橋技術科学大学(愛知県)
- Year and Date
  2012-09-20
- Data Source
  KAKENHI-PROJECT-22686050
[Presentation] 下水処理UASBプロセスの汚泥内微生物群集構造解析と高頻度に検出される未培養微生物群の検出2011
- Author(s)
  井口晃徳、関口勇地
- Organizer
  日本微生物生態学会大会
- Place of Presentation
  京都(京都大学)
- Year and Date
  2011-10-08
- Data Source
  KAKENHI-PROJECT-22686050
[Presentation] Ecophysiology of formerly uncultured fastidious Chloroflexi and Lentisphaerae in natural and biotechnological systems2011
- Author(s)
  関口勇地
- Organizer
  International Union of Microbiological Societies 2011
- Place of Presentation
  札幌コンベンションセンター(北海道)
- Year and Date
  2011-09-06
- Data Source
  KAKENHI-PROJECT-22686050
[Presentation] 嫌気性廃水処理汚泥のバルキングに関与する複合微生物群の分子遺伝学的解析および培養2011
- Author(s)
  黒田恭平、関口勇地
- Organizer
  土木学会新潟会研究調査発表会
- Place of Presentation
  長岡市(ハイブ長岡)
- Year and Date
  2011-11-22
- Data Source
  KAKENHI-PROJECT-22686050
[Presentation] 下水処理 UASB プロセスの汚泥内微生物群集構造解析と高頻度に検出される未培養微生物群の検出2011
- Author(s)
  井口晃徳、関口勇地
- Organizer
  日本微生物生態学会大会
- Place of Presentation
  京都大学(京都府)
- Year and Date
  2011-10-08
- Data Source
  KAKENHI-PROJECT-22686050
[Presentation] Ecophysiology of formerly uncultured fastidious Chloroflexi and Lentisphaerae in natural and biotechnological systems2011
- Author(s)
  関口勇地
- Organizer
  International Union of Microbiological Societies 2011
- Place of Presentation
  札幌(札幌コンベンションセンター)(招待講演)
- Year and Date
  2011-09-06
- Data Source
  KAKENHI-PROJECT-22686050
[Presentation] 嫌気性廃水処理汚泥のバルキングに関与する複合微生物群の分子遺伝学的解析および培養2011
- Author(s)
  黒田恭平、関口勇地
- Organizer
  土木学会新潟会研究調査発表会
- Place of Presentation
  ハイブ長岡(新潟県)
- Year and Date
  2011-11-22
- Data Source
  KAKENHI-PROJECT-22686050

1. OHASHI Akiyoshi (70169035)

# of Collaborated Projects: 5 results

# of Collaborated Products: 11 results
2. ARAKI Nobuo (30193072)

# of Collaborated Projects: 5 results

# of Collaborated Products: 0 results
3. HARADA Hideki (70134971)

# of Collaborated Projects: 5 results

# of Collaborated Products: 11 results
4. UEMURA Shigeki (60300539)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
5. TANAKA Junichi (20163529)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
6. NODA Naohiro (70415727)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
7. TANI Hidenori (10635329)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
8. MORIISHI Kohji (90260273)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
9. YAMASHITA Atsuya (00334871)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
10. TSUNEDA Satoshi (30281645)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
11. AKIMITSU Nobuyoshi (40294962)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
12. TSUBUKI Masayoshi (90163865)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
13. FUJITA Yoshihisa (20771463)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
14. HIGASHI Masahiro (20611479)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
15. ディータートゥールース (00598485)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
16. TANAKA Toshihiro

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
17. 屋井裕幸

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
18. OKUI Yukihiro

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

Sekiguchi Yuji 関口 勇地

SEKIGUCHI Yuji 関口 勇地

Research Projects

Research Products

Co-Researchers

Development of new genome binning techniques using fusion PCR for genome-centric metagenomics.Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Search for antiviral molecules from coral reef organisms

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Development and application of a novel capture method for living uncultured microorganisms.Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

汚染環境中に存在するフタル酸化合物分解微生物の解析とその汚染環境浄化技術の創成Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Molecular-approach Diagnosis of Green gases Emission from landfill sites of Municipal Solid Wastes

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Realization of a Super High-rate Methane Recovery Technology from Waste and Wastewater.

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Development of high rate anaerobic digestion treating organic solid waste for methane-energy recovery

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Development of novel low-cost sewage treatment system applicable to developing countries

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Development of Thermophilic Anaerobic Treatment Technology to Recover Energy as Methane from Organic Waste.

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Four Aromatic Sulfates with an Inhibitory Effect against HCV NS3 Helicase from the Crinoid Alloeocomatella polycladia2017

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Identification of hydroxyanthraquinones as novel inhibitors of hepatitis C virus helicase2015

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Quantitative detection of previously characterized syntrophic bacteria in anaerobicwastewater treatment systems by sequence-specific rRNA cleavage method2012

Author(s)

Journal Title

Data Source

[Journal Article] Oligosphaera ethanolica gen.nov., sp.nov., an anaerobic, carbohydrate-fermenting bacterium isolated from methanogenie sludge, and description of the Oligosphaeria classis nov.in the bacterial phylum Lentisphaerae2012

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Oligonucleotide probes for environmental monitoring of methanogenic archaea2011

Author(s)

Sekiguchi Yuji 関口勇地

SEKIGUCHI Yuji 関口勇地