Saito Ryoichi 齋藤良一

… Alternative Names

SAITO Ryoichi 齋藤良一

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Researcher Number	00581969
Other IDs	https://orcid.org/0000-0003-3398-8572
Affiliation (Current)	2024: 東京科学大学, 大学院医歯学総合研究科, 教授
Affiliation (based on the past Project Information) *help	2020 – 2024: 東京医科歯科大学, 大学院医歯学総合研究科, 教授 2018 – 2019: 東京医科歯科大学, 大学院医歯学総合研究科, 准教授 2017: 東京医科歯科大学, 大学院保健衛生学研究科, 准教授 2014 – 2015: 東京医科歯科大学, 大学院保健衛生学研究科, 准教授 2012: 東京医科歯科大学, 大学院・保健衛生学研究科, 准教授 2012: 東京医科歯科大学, 大学院保健衛生学研究科, 准教授 2011: 東京医科歯科大学, 大学院保健衛生学研究科, 助教
Review Section/Research Field	Principal Investigator Basic Section 58020:Hygiene and public health-related: including laboratory approach / Basic Section 54030:Infectious disease medicine-related / Bacteriology (including mycology) / Laboratory medicine Except Principal Investigator Basic Section 63040:Environmental impact assessment-related / Lifelong developmental nursing
Keywords	Principal Investigator 増殖 / 薬剤耐性 / 環境整備 / 医療関連感染 / メタゲノム解析 / 環境微生物叢 / 第三世代セファロスポリン系薬 / penA遺伝子 / ペニシリン系薬耐性化 / 薬剤耐性菌 … More / フルオロキノロン系薬耐性 / ペニシリン結合タンパク質 / ペニシリン系薬耐性 / 侵襲性髄膜炎菌感染症 / 髄膜炎菌 / トランスクリプトーム / トキシン / 細胞毒性試験 / トランスクリプトーム解析 / 緊縮応答 / 環境適応 / ラクトバシラス属 / 毒素 / 芽胞 / デオキシコール酸 / クロストリジウム・ディフィシル / 病原因子 / 膜疎水性 / 細胞付着性 / 細胞形態 / OMPCD / Moraxella catarrhalis / 外膜蛋白質 / モラクセラ・カタラーリス … More Except Principal Investigator メタゲノム解析 / 病院排水 / LC-MS/MS / メタトランスクリプトーム / メタゲノム / 薬剤耐性 / 食品衛生 / 大腸菌 / 安全性 / 冷蔵保存 / 安全 / 食品 / 培養 / 細菌 / 保存 / 冷蔵 / 母乳 Less

Antimicrobial resistance dynamics using ultra-high precision metagenomics in medical facility environments and construction of environmental improvement measuresPrincipal Investigator
- Principal Investigator
  
  齋藤良一
- Project Period (FY)
  2024 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 58020:Hygiene and public health-related: including laboratory approach
- Research Institution
  Tokyo Medical and Dental University
Comprehensive evaluation of the distribution and characteristics of antimicrobial resistance in hospital wastewater using metagenomic data
- Principal Investigator
  
  太田悠介
- Project Period (FY)
  2023 – 2025
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 63040:Environmental impact assessment-related
- Research Institution
  Tokyo Medical and Dental University
Antimicrobial susceptibility and penicillin resistance mechanism in the Japanese clinical isolates of Neisseria meningitidisPrincipal Investigator
- Principal Investigator
  
  齋藤良一
- Project Period (FY)
  2020 – 2023
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 54030:Infectious disease medicine-related
- Research Institution
  Tokyo Medical and Dental University
Environmental adaptation mechanisms of Clostridium difficile (CD)Principal Investigator
- Principal Investigator
  
  SAITO Ryoichi
- Project Period (FY)
  2017 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Bacteriology (including mycology)
- Research Institution
  Tokyo Medical and Dental University
About safety as the food of the refrigerated and preserved Human milk
- Principal Investigator
  
  Misumi Junko
- Project Period (FY)
  2014 – 2015
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Lifelong developmental nursing
- Research Institution
  Tokyo Medical and Dental University
Role of Moraxella catarrhalis outer membrane protein in antibiotic resistance and pathogenesisPrincipal Investigator
- Principal Investigator
  
  SAITO Ryoichi
- Project Period (FY)
  2011 – 2012
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Laboratory medicine
- Research Institution
  Tokyo Medical and Dental University

All 2023 2022 2021 2020 2019 2018 2017 2016 2015 2013 2012 2011

All Journal Article Presentation

[Journal Article] Insights and genetic features of extended-spectrum beta-lactamase producing Escherichia coli isolates from two hospitals in Ghana2022
- Author(s)
  Mahazu Samiratu、Sato Wakana、Ayibieke Alafate、Prah Isaac、Hayashi Takaya、Suzuki Toshihiko、Iwanaga Shiroh、Ablordey Anthony、Saito Ryoichi
- Journal Title
  
  Scientific Reports
  
  Volume: 12 Issue: 1 Pages: 1843-1844
- DOI
  10.1038/s41598-022-05869-6
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K22527, KAKENHI-PROJECT-19KK0217, KAKENHI-PROJECT-19H03467, KAKENHI-PROJECT-20K08818, KAKENHI-PROJECT-20H03477
[Journal Article] Klebsiella Species and Enterobacter cloacae Isolates Harboring bla OXA-181 and bla OXA-48 : Resistome, Fitness Cost, and Plasmid Stability2022
- Author(s)
 Mahazu Samiratu、Prah Isaac、Ota Yusuke、Hayashi Takaya、Nukui Yoko、Suzuki Masato、Hoshino Yoshihiko、Akeda Yukihiro、Suzuki Toshihiko、Ishino Tomoko、Ablordey Anthony、Saito Ryoichi
- Journal Title
 
 Microbiology Spectrum
 
 Volume: 10 Issue: 6
- DOI
 10.1128/spectrum.03320-22
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
 KAKENHI-PROJECT-20K08818, KAKENHI-PROJECT-19K10554, KAKENHI-PROJECT-20K07509, KAKENHI-PROJECT-23K24127
[Journal Article] Complete Genome Sequence of an Enterobacter roggenkampii Strain with Reduced Carbapenem Susceptibility Isolated from a Home-Visit Nursing Agency2022
- Author(s)
  Ota Yusuke、Sassa Chihiro Tani、Kashiwagi Masayo、Okawara Chikako、Tohda Shuji、Saito Ryoichi
- Journal Title
  
  Microbiology Resource Announcements
  
  Volume: 11 Issue: 9
- DOI
  10.1128/mra.00353-22
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K08818, KAKENHI-PROJECT-23K20342
[Journal Article] bla KPC-2 -Encoding IncP-6 Plasmids in Citrobacter freundii and Klebsiella variicola Strains from Hospital Sewage in Japan2022
- Author(s)
 Ota Yusuke、Prah Isaac、Nukui Yoko、Koike Ryuji、Saito Ryoichi
- Journal Title
 
 Applied and Environmental Microbiology
 
 Volume: 88 Issue: 8
- DOI
 10.1128/aem.00019-22
- Peer Reviewed / Open Access
- Data Source
 KAKENHI-PROJECT-20K08818, KAKENHI-PROJECT-19K10554
[Journal Article] Molecular detection of fluoroquinolone-resistant Neisseria meningitidis by using mismatched PCR-restriction fragment length polymorphism technique2022
- Author(s)
  Ota Yusuke、Okada Reina、Takahashi Hideyuki、Saito Ryoichi
- Journal Title
  
  Frontiers in Cellular and Infection Microbiology
  
  Volume: 12 Pages: 911911-911911
- DOI
  10.3389/fcimb.2022.911911
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K08818
[Journal Article] Penicillin- and Ciprofloxacin-Resistant Invasive Neisseria meningitidis Isolates from Japan2022
- Author(s)
  Saito Ryoichi、Nakajima Jun、Prah Isaac、Morita Masatomo、Mahazu Samiratu、Ota Yusuke、Kobayashi Ayuka、Tohda Shuji、Kamiya Hajime、Takahashi Hideyuki、Ohnishi Makoto
- Journal Title
  
  Microbiology Spectrum
  
  Volume: 10 Issue: 3
- DOI
  10.1128/spectrum.00627-22
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K08818
[Journal Article] Emergence of a High-Risk Klebsiella michiganensis Clone Disseminating Carbapenemase Genes2022
- Author(s)
  Prah Isaac、Nukui Yoko、Yamaoka Shoji、Saito Ryoichi
- Journal Title
  
  Frontiers in Microbiology
  
  Volume: 13 Pages: 880248-880248
- DOI
  10.3389/fmicb.2022.880248
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K08818, KAKENHI-PROJECT-19K10554
[Journal Article] Emergence of oxacillinase-181 carbapenemase-producing diarrheagenic Escherichia coli in Ghana2021
- Author(s)
 Prah Isaac、Ayibieke Alafate、Mahazu Samiratu、Sassa Chihiro Tani、Hayashi Takaya、Yamaoka Shoji、Suzuki Toshihiko、Iwanaga Shiroh、Ablordey Anthony、Saito Ryoichi
- Journal Title
 
 Emerging Microbes & Infections
 
 Volume: 10 Issue: 1 Pages: 865-873
- DOI
 10.1080/22221751.2021.1920342
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
 KAKENHI-PROJECT-19K22527, KAKENHI-PROJECT-20K08818, KAKENHI-PROJECT-20H03477
[Journal Article] Possible Dissemination of Escherichia coli Sequence Type 410 Closely Related to B4/H24RxC in Ghana2021
- Author(s)
  Mahazu Samiratu、Prah Isaac、Ayibieke Alafate、Sato Wakana、Hayashi Takaya、Suzuki Toshihiko、Iwanaga Shiroh、Ablordey Anthony、Saito Ryoichi
- Journal Title
  
  Frontiers in Microbiology
  
  Volume: 12 Pages: 1-2
- DOI
  10.3389/fmicb.2021.770130
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K22527, KAKENHI-PROJECT-19KK0217, KAKENHI-PROJECT-19H03467, KAKENHI-PROJECT-20K08818, KAKENHI-PROJECT-20H03477
[Journal Article] Evaluation of polymerase chain reaction-based open reading frame typing method for the clonality investigation of Clostridioides difficile isolates2021
- Author(s)
  Ota Yusuke、Hongou Natsune、Nukui Yoko、Koike Ryuji、Tohda Shuji、Saito Ryoichi
- Journal Title
  
  Anaerobe
  
  Volume: 72 Pages: 102462-102462
- DOI
  10.1016/j.anaerobe.2021.102462
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K08818
[Journal Article] Development of a simple and cost-effective gel-based duplex PCR method to identify both encapsulated and unencapsulated Neisseria meningitidis applicable under resource-limited conditions2021
- Author(s)
  Takahashi Hideyuki、Nakamura Masaki、Matsumoto Yuko、Yoshino Shuji、Kakita Tetsuya、Shimuta Ken、Kamiya Hajime、Saito Ryoichi、Ohnishi Makoto
- Journal Title
  
  Journal of Infection and Chemotherapy
  
  Volume: 27 Issue: 5 Pages: 773-777
- DOI
  10.1016/j.jiac.2021.01.013
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K08818
[Journal Article] Virulence Profiles of Diarrheagenic Escherichia coli Isolated from the Western Region of Ghana2021
- Author(s)
 Prah Isaac、Ayibieke Alafate、Nguyen Thi Thu Huong、Iguchi Atsushi、Mahazu Samiratu、Sato Wakana、Hayashi Takaya、Yamaoka Shoji、Suzuki Toshihiko、Iwanaga Shiroh、Ablordey Anthony、Saito Ryoichi
- Journal Title
 
 Jpn J Infect Dis
 
 Volume: 74 Issue: 2 Pages: 115-121
- DOI
 10.7883/yoken.JJID.2020.356
- NAID
 130008002375
- ISSN
 1344-6304, 1884-2836
- Year and Date
 2021-03-31
- Language
 English
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
 KAKENHI-PROJECT-20K08818, KAKENHI-PROJECT-19K22527, KAKENHI-PROJECT-19KK0217, KAKENHI-PROJECT-19H03467, KAKENHI-PROJECT-20H03477
[Journal Article] 市販輸送培地におけるNeisseria meningitidis生菌数の経時的変動2021
- Author(s)
  小林亜由香, 中島　淳, 大塚　武, 飯草正実, 酒井雄一郎, 佐多　章, 大城健哉, 菊地孝司, 菊池　俊, 松本裕子, 宮原聖奈, 宮平勝人, 神谷　元, 高橋英之, 東田修二, 齋藤良一
- Journal Title
  
  日本臨床微生物学会雑誌
  
  Volume: 31 Pages: 108-112
- NAID
  40022540737
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K08818
[Journal Article] Epidemiology and virulence-associated genes of Clostridioides difficile isolates and factors associated with toxin EIA results at a university hospital in Japan2020
- Author(s)
  Okada Yuta、Yagihara Yuka、Wakabayashi Yoshitaka、Igawa Gene、Saito Ryoichi、Higurashi Yoshimi、Ikeda Mahoko、Tatsuno Keita、Okugawa Shu、Moriya Kyoji
- Journal Title
  
  Access Microbiology
  
  Volume: 2 Issue: 2 Pages: 1-9
- DOI
  10.1099/acmi.0.000086
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K08949, KAKENHI-PROJECT-17K08822
[Journal Article] A nosocomial cluster of Roseomonas mucosa bacteremia possibly linked to contaminated hospital environment2020
- Author(s)
  Okamoto Koh、Ayibieke Alafate、Saito Ryoichi、Ogura Kenichi、Magara Yuki、Ueda Reiko、Ogawa Hina、Hatakeyama Shuji
- Journal Title
  
  Journal of Infection and Chemotherapy
  
  Volume: In press Issue: 8 Pages: 802-806
- DOI
  10.1016/j.jiac.2020.03.007
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-16K09254, KAKENHI-PROJECT-20K08818
[Journal Article] Prevalence and Characterization of Carbapenem-Hydrolyzing Class D β-Lactamase-Producing Acinetobacter Isolates From Ghana2020
- Author(s)
  Ayibieke Alafate、Kobayashi Ayumi、Suzuki Masato、Sato Wakana、Mahazu Samiratu、Prah Isaac、Mizoguchi Miyuki、Moriya Kyoji、Hayashi Takaya、Suzuki Toshihiko、Iwanaga Shiroh、Ablordey Anthony、Saito Ryoichi
- Journal Title
  
  Frontiers in Microbiology
  
  Volume: 11 Pages: 587398-587398
- DOI
  10.3389/fmicb.2020.587398
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K07509, KAKENHI-PROJECT-20K08818, KAKENHI-PROJECT-19K22527, KAKENHI-PROJECT-19KK0217, KAKENHI-PROJECT-19H03467, KAKENHI-PROJECT-20H03477
[Journal Article] Genetic diversity and epidemiology of accessory gene regulator loci in Clostridioides difficile2020
- Author(s)
  Yuta Okada, Shu Okugawa, Mahoko Ikeda, Tatsuya Kobayashi, Ryoichi Saito, Yoshimi Higurashi, Kyoji Moriya
- Journal Title
  
  Access Microbiology
  
  Volume: (2)7 Issue: 7
- DOI
  10.1099/acmi.0.000134
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K08949, KAKENHI-PROJECT-20K08818
[Journal Article] Direct antibiotic susceptibility testing of blood cultures of gram-negative bacilli using the Drug Susceptibility Testing Microfluidic (DSTM) device2020
- Author(s)
  Mizoguchi Miyuki、Matsumoto Yoshimi、Saito Ryoichi、Sato Tomoaki、Moriya Kyoji
- Journal Title
  
  Journal of Infection and Chemotherapy
  
  Volume: 26 Issue: 6 Pages: 554-562
- DOI
  10.1016/j.jiac.2020.01.014
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K08818
[Journal Article] Molecular epidemiologic and clinical analysis of Helicobacter cinaedi bacteremia in Japan2019
- Author(s)
  Nukui Yoko, Chino Takashi, Tani Chihiro, Sonobe Kazunari, Aiso Yoshibumi, Tohda Shuji, Koike Ryuji, Saito Ryoichi
- Journal Title
  
  Helicobacter
  
  Volume: 25 Issue: 1 Pages: 23-27
- DOI
  10.1111/hel.12675
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K10554, KAKENHI-PROJECT-17K08822
[Journal Article] Infective endocarditis caused by Cardiobacterium valvarum2019
- Author(s)
  Washio Yohei、Sakamoto Shun-ichiro、Saito Ryoichi、Nei Takahito、Morishima Masayo、Shinoyama Akihiro、Tashiro Ayaka、Sugimoto Ryoji
- Journal Title
  
  Access Microbiology
  
  Volume: 1 Issue: 8
- DOI
  10.1099/acmi.0.000040
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17K08822
[Journal Article] Gene Composition as a Potential Barrier to Large Recombinations in the Bacterial Pathogen Klebsiella pneumoniae2019
- Author(s)
  Comandatore Francesco、Sassera Davide、Bayliss Sion C、Scaltriti Erika、Gaiarsa Stefano、Cao Xiaoli、Gales Ana C、Saito Ryoichi、Pongolini Stefano、Brisse Sylvain、Feil Edward J、Bandi Claudio
- Journal Title
  
  Genome Biology and Evolution
  
  Volume: 11 Issue: 11 Pages: 3240-3251
- DOI
  10.1093/gbe/evz236
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K08822
[Journal Article] Long-term observation of antimicrobial susceptibility and molecular characterisation of Campylobacter jejuni isolated in a Japanese general hospital 2000?20172019
- Author(s)
  Yamada Kageto、Saito Ryoichi、Muto Saori、Sasaki Masakazu、Murakami Hinako、Aoki Kotaro、Ishii Yoshikazu、Tateda Kazuhiro
- Journal Title
  
  Journal of Global Antimicrobial Resistance
  
  Volume: 18 Pages: 59-63
- DOI
  10.1016/j.jgar.2019.02.001
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K08822
[Journal Article] Whole-genome analysis of EC129, an NDM-5-, CTX-M-14-, OXA-10- and MCR-1-co-producing Escherichia coli ST167 strain isolated from Japan2019
- Author(s)
  Nukui Yoko, Ayibieke Alafate, Taniguchi Makoto, Aiso Yoshibumi, Shibuya Yuka, Sonobe Kazunari, Nakajima Jun. Kanehira Saki, Hadano Yoshiro, Tohda Shuji, Koike Ryuji, Saito Ryoichi
- Journal Title
  
  Journal of Global Antimicrobial Resistance
  
  Volume: 18 Pages: 148-150
- DOI
  10.1016/j.jgar.2019.07.001
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K10554, KAKENHI-PROJECT-17K08822
[Journal Article] Hypervirulent clade 2, ribotype 019/sequence type 67 Clostridioides difficile strain from Japan2019
- Author(s)
  Saito Ryoichi, Usui Yukino, Ayibieke Alafate, Nakajima Jun, Prah Isaac, Sonobe Kazunari, Aiso Yoshibumi, Ito Shiori, Itsui Yasuhiro, Hadano Yoshiro, Nukui Yoko, Koike Ryuji, Tohda Shuji
- Journal Title
  
  Gut Pathogens
  
  Volume: 11 Issue: 1 Pages: 54-61
- DOI
  10.1186/s13099-019-0336-3
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K10554, KAKENHI-PROJECT-17K08822
[Journal Article] RelA/DTD-mediated regulation of spore formation and toxin production by Clostridium perfringens type A strain SM1012018
- Author(s)
  Saito Ryoichi、Talukdar Prabhat K.、Alanazi Saud S.、Sarker Mahfuzur R.
- Journal Title
  
  Microbiology
  
  Volume: 164 Issue: 5 Pages: 835-847
- DOI
  10.1099/mic.0.000655
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K08822
[Journal Article] Molecular characterisation of the NDM-1-encoding plasmid p2189-NDM in an Escherichia coli ST410 clinical isolate from Ghana2018
- Author(s)
  Ayibieke Alafate、Sato Wakana、Mahazu Samiratu、Prah Isaac、Addow-Thompson John、Ohashi Mitsuko、Suzuki Toshihiko、Iwanaga Shiroh、Ablordey Anthony、Saito Ryoichi
- Journal Title
  
  PLOS ONE
  
  Volume: 13 Issue: 12 Pages: 0209623-0209623
- DOI
  10.1371/journal.pone.0209623
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K08822, KAKENHI-PROJECT-17H04071, KAKENHI-PROJECT-16K15264
[Journal Article] Clinical and microbiological characteristics and occurrence of Klebsiella pneumoniae infection in Japan2018
- Author(s)
 Ikeda Mahoko、Mizoguchi Miyuki、Oshida Yukie、Tatsuno Keita、Saito Ryoichi、Okazaki Mitsuhiro、Okugawa Shu、Moriya Kyoji
- Journal Title
 
 International Journal of General Medicine
 
 Volume: Volume 11 Pages: 293-299
- DOI
 10.2147/ijgm.s166940
- Peer Reviewed / Open Access
- Data Source
 KAKENHI-PROJECT-17K08822, KAKENHI-PROJECT-17K09023
[Journal Article] The inhibitory effects of essential oil constituents against germination, outgrowth and vegetative growth of spores of Clostridium perfringens type A in laboratory medium and chicken meat2018
- Author(s)
  Alanazi Saud、Alnoman Maryam、Banawas Saeed、Saito Ryoichi、Sarker Mahfuzur R.
- Journal Title
  
  Food Microbiology
  
  Volume: 73 Pages: 311-318
- DOI
  10.1016/j.fm.2018.02.003
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K08822
[Journal Article] Novel mechanism responsible for high-level macrolide resistance in Moraxella catarrhalis2018
- Author(s)
 Kasai Ayako、Ohta Ayaka、Maeda Yuina、Yamada Kageto、Tao Kazuyuki、Saito Ryoichi
- Journal Title
 
 Infection and Drug Resistance
 
 Volume: Volume 11 Pages: 2137-2140
- DOI
 10.2147/idr.s181714
- Peer Reviewed / Open Access
- Data Source
 KAKENHI-PROJECT-17K08822
[Journal Article] Antimicrobial susceptibility to β-lactam antibiotics and production of BRO β-lactamase in clinical isolates of Moraxella catarrhalis from a Japanese hospital2017
- Author(s)
  Yamada Kageto、Arai Katsumi、Saito Ryoichi
- Journal Title
  
  Journal of Microbiology, Immunology and Infection
  
  Volume: 50 Issue: 3 Pages: 386-389
- DOI
  10.1016/j.jmii.2016.08.003
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K08822
[Journal Article] Molecular Characterization of Fluoroquinolone-Resistant Moraxella catarrhalis Variants Generated In Vitro by Stepwise Selection2017
- Author(s)
  Yamada Kageto、Saito Ryoichi、Muto Saori、Kashiwa Machiko、Tamamori Yoshiko、Fujisaki Shingo
- Journal Title
  
  Antimicrobial Agents and Chemotherapy
  
  Volume: 61 Issue: 10
- DOI
  10.1128/aac.01336-17
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K08822, KAKENHI-PROJECT-17H00646
[Journal Article] 表現型からみるcarbapenemase-producing Enterobacteriaceaeの網羅的スクリーニング法2017
- Author(s)
  山田景土、長野則之、齋藤良一
- Journal Title
  
  日本臨床微生物学雑誌
  
  Volume: 27 Pages: 267-274
- NAID
  40021347014
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K08822
[Journal Article] Evaluation of the modified carbapenem inactivation method and sodium mercaptoacetate-combination method for the detection of metallo-b-lactamase production by carbapenemase-producing Enterobacteriaceae.2016
- Author(s)
  Yamada K, Kashiwa M, Arai K, Nagano N, Saito R.
- Journal Title
  
  Journal of Microbiological Methods
  
  Volume: 132 Pages: 112-115
- DOI
  10.1016/j.mimet.2016.11.013
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15K09566, KAKENHI-PROJECT-17K08822
[Journal Article] 家庭用冷蔵庫保存における冷蔵母乳の安全性2015
- Author(s)
  楯亜希子，齋藤良一，三隅順子，大久保功子
- Journal Title
  
  小児保健研究
  
  Volume: 74 Pages: 871-877
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26670974
[Journal Article] Role of Moraxella catarrhalis outer membrane protein CD in bacterial cell morphology and autoaggregation2013
- Author(s)
  Ryoichi Saito
- Journal Title
  
  Research in Microbiology
  
  Volume: 164 Issue: 3 Pages: 236-243
- DOI
  10.1016/j.resmic.2012.12.005
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23790616
[Presentation] 迅速簡便なNeisseria meningitidisの同定および血清群別測定系の開発2023
- Author(s)
  松葉美帆、太田悠介、齋藤良一
- Organizer
  第34回日本臨床微生物学会総会・学術集会
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] MiniSeqシステムによる16S rRNA V4領域を標的とした菌叢解析の有用性評価2023
- Author(s)
  安永慶、太田悠介、齋藤良一
- Organizer
  第34回日本臨床微生物学会総会・学術集会
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] 肺炎球菌感染における糖鎖結合タンパクの機能解析2023
- Author(s)
  古屋瑠菜、小川道永、齋藤良一、明田幸宏
- Organizer
  第96回日本細菌学会総会
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] ミスマッチPCR法を用いたNeisseria meningitidisのciprofloxacin耐性に関わるgyrA変異検出法の構築2023
- Author(s)
  太田悠介、齋藤良一
- Organizer
  第34回日本臨床微生物学会総会・学術集会
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] 訪問看護事業所の流し台より分離されたイミペネム低感受性Enterobacter roggenkampiiの全ゲノム解析2023
- Author(s)
  太田悠介、佐々（谷）千尋、東田修二、齋藤良一
- Organizer
  第34回日本臨床微生物学会総会・学術集会
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] 世界的流行系統のメチシリン耐性S. epidermidisにおける薬剤耐性および病原性の解析2023
- Author(s)
  山田華代，Alafate Ayibieke，Samiratu Mahazu，Isaac Prah，山田景土，荻原真二，太田悠介，貫井陽子，東田修二，齋藤良一
- Organizer
  第34回日本臨床微生物学会総会・学術集会
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] Molecular characterization of carbapenem resistant isolates from hospital sewage samples in Ghana2023
- Author(s)
  Isaac Prah, Ayaha Suzuki, Samiratu Mahazu, Yusuke Ota, Anthony Ablordy, Ryoichi Saito
- Organizer
  第34回日本臨床微生物学会総会・学術集会
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] Clostridioides difficileのバンコマイシン耐性化機序に関する研究2023
- Author(s)
  河村　平、鮫島朱里、臼井雪乃、Isaac Prah, Samiratu Mahazu,太田悠介、齋藤良一
- Organizer
  第34回日本臨床微生物学会総会・学術集会
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] Genetic analysis of carbapenemase-producing Enterobacter cloacae and Klebsiella species2023
- Author(s)
  Samiratu Mahazu, Isaac Prah, Yusuke Ota, Takaya Hayashi, Yoko Nukui, Masato Suzuki, Yoshihiko Hoshino, Yukihiro Akeda, Toshihiko Suzuki, Tomoko Ishino, Anthony Ablordey, Ryoichi Saito
- Organizer
  第34回日本臨床微生物学会総会・学術集会
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] Genomic and population insight of ESBL-producing Klebsiella pneumoniae from Ghana2023
- Author(s)
  Yikeshan Yalikun, Isaac Prah, Samiratu Mahazu, Yusuke Ota, Ryoichi Saito
- Organizer
  第34回日本臨床微生物学会総会・学術集会
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] Role of cyclic-di-AMP phosphodiesterase on vancomycin susceptibility and growth in Clostridioides difficile2022
- Author(s)
  Taira Kawamura, Akari Samejima, Yukino Usui, Issac Prah, Samiratu Mahazu, Yusuke Ota, Ryoichi Saito
- Organizer
  The 17th Congress of Asian Society for Clinical Pathology and Laboratory Medicine
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] Rapid and simple PCR-RFLP assay for detecting a mutation at codon 91 of gyrA in Neisseria meningitidis2022
- Author(s)
  Yusuke Ota, Reina Okada, Hideyuki Takahashi, Ryoichi Saito
- Organizer
  The 17th Congress of Asian Society for Clinical Pathology and Laboratory Medicine
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] Klebsiella species and Enterobacter cloacae isolates harbouring blaOXA-181 and blaOXA-48: resistome, fitness cost, and plasmid stability2022
- Author(s)
  Samiratu Mahazu, Isaac Prah, Yusuke Ota, Takaya Hayashi, Yoko Nukui, Masato Suzuki, Yoshihiko Hoshino, Yukihiro Akeda, Toshihiko Suzuki, Tomoko Ishino, Anthony Ablordey, Ryoichi Saito
- Organizer
  The 17th Congress of Asian Society for Clinical Pathology and Laboratory Medicine
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] Genetic and phenotypic features of Staphylococcus epidermidis ST2 bloodstream isolates from Tokyo2022
- Author(s)
  Kayo Yamada, Alafate Ayibieke, Samiratu Mahazu, Isaac Prah, Yusuke Ota, Yoko Nukui, Ryuji Koike, Shuji Tohda, Ryoichi Saito
- Organizer
  The 17th Congress of Asian Society for Clinical Pathology and Laboratory Medicine
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] Characterization of extended-spectrum β-lactamase producing Klebsiella pneumoniae from Ghana2022
- Author(s)
  Yikeshan Yalikun, Isaac Prah, Samiratu Mahazu, Yusuke Ota, Anthony Ablordey, Ryoichi Saito
- Organizer
  The 17th Congress of Asian Society for Clinical Pathology and Laboratory Medicine
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] Whole-genome characterization of OXA-181 carbapenemase producing Escherichia coli from diarrheic patients in Ghana2021
- Author(s)
  Isaac Prah, Alafate Ayibieke, Samiratu Mahazu, Chihiro Tani Sassa, Takaya Hayashi, Toshihiko Suzuki, Shiroh Iwanaga, Shoji Yamaoka, Anthony Ablordey, Ryoichi Saito
- Organizer
  第32回日本臨床微生物学会総会
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] 侵襲性髄膜炎菌感染症患者由来髄膜炎菌の薬剤感受性成績2021
- Author(s)
  齋藤良一, 中島淳, 小林亜由香, 神谷　元, 東田修二, 高橋英之
- Organizer
  第95回日本感染症学会学術講演会
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] Emergence of Oxacillinase-181Carbapenemase-producing Diarrheagenic Escherichia coli in Ghana2021
- Author(s)
  Isaac Prah, Alafate Ayibieke, Samiratu Mahazu, Chihiro Tani Sassa, Takaya Hayashi, Toshihiko Suzuki, Shiroh Iwanaga, Shoji Yamaoka, Anthony Ablordey, Ryoichi Saito
- Organizer
  World Microbe Forum 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] 肺炎球菌が産生するH2O2と宿主との相互作用に関する解析2021
- Author(s)
  本庄優子、小川道永、古屋瑠菜、齋藤良一、明田幸宏、竹山春子、大西真
- Organizer
  第95回日本細菌学会総会
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] Molecular characterization of S. epidermidis bloodstream isolates from two hospitals in Tokyo2021
- Author(s)
  Alafate Ayibieke, Kayo Yamada, Kageto Yamada, Shinji Ogihara, Yoshibumi Aiso, Yoshiro Hadano, Yoko Nukui, Ryuji Koike, Shuji Tohda, Ryoichi Saito
- Organizer
  第32回日本臨床微生物学会総会
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] 血液培養からMoraxella catarrhalisが検出された急性中耳炎患児の１症例2021
- Author(s)
  大戸美穂、池町真実、山本　剛、二村絢子、池成拓哉、竹川啓史、太田悠介、齋藤良一
- Organizer
  第33回日本臨床微生物学会総会・学術集会
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] Clostridioides difficileの分子疫学解析におけるPCR-based ORF Typing法の有用性の検討2021
- Author(s)
  太田悠介、貫井陽子、東田修二、齋藤良一
- Organizer
  第33回日本臨床微生物学会総会・学術集会
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] PCR-based ORF Typing法を用いたClostridioides difficileの分子疫学解析の検討2021
- Author(s)
  太田悠介、本郷夏音、貫井陽子、小池竜司、東田修二、齋藤良一
- Organizer
  第70回日本感染症学会東日本地方会学術集会
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] 血流感染症患者由来メチシリン耐性S. epidermidisにおけるゲノム解析2021
- Author(s)
  山田華代、太田悠介、山田景土、荻原真二、貫井陽子、小池竜司、東田修二、齋藤良一
- Organizer
  第70回日本感染症学会東日本地方会学術集会
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] Genetic Features of Extended-spectrum Beta-lactamase Producing Escherichia coli from TwoHospitals in Ghana2021
- Author(s)
  Samiratu Mahazu, Wakana Sato, Alafate Ayibieke, Isaac Prah, Takaya Hayashi, Toshihiko Suzuki, Shiroh Iwanaga, Anthony Ablordey, Ryoichi Saito
- Organizer
  World Microbe Forum 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] SCCmec型分類に資するメチシリン耐性表皮ブドウ球菌のゲノミクス研究2021
- Author(s)
  齋藤良一
- Organizer
  第68回日本臨床検査医学会学術集会
- Invited
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] Molecular Epidemiological Analysis of Multidrug-Resistant Achromobacter xylosoxidans that Caused an Outbreak in Japan2020
- Author(s)
  Y. Nukui, R. Saito, K. Aoki, Y. Ishii, Y. Aiso, M. Shima, K. Sonobe, S. Tohda, R. Koike
- Organizer
  ASM Microbe 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] NDM-5メタロβラクタマーゼ・OXA-1同時産生Klebsiella oxytoca検出事例2020
- Author(s)
  貫井陽子, 齋藤良一, 相曽啓史, 井上健斗, 羽田野義郎, 東田修二, 小池竜司
- Organizer
  第94回日本感染症学会学術講演会
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] Virulence Profile of Diarrhegenic E. coli from the Western region of Ghana2020
- Author(s)
  Isaac Prah, Alafate Ayibieke, Atsushi Iguchi Samiratu Mahazu, Wakana Sato, Toshihiko Suzuki, Shoji Yamaoka, Shiroh Iwanaga, Anthony Ablordey, Ryoichi Saito
- Organizer
  第93回日本細菌学会総会
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] Genetic diversity and Epidemiology of Accessory Gene Regulator Loci in the Clinical Isolates of Clostridioides difficile2020
- Author(s)
  Yuta Okada, Shu Okugawa, Mahoko Ikeda, Tatsuya Kobayashi, Ryoichi Saito, Yoshimi Higurashi, Kyoji Moriya
- Organizer
  ASM Microbe 2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K08818
[Presentation] Epidemiological characteristics of bloodstream S. epidermidis isolates from two hospitals in Tokyo2020
- Author(s)
  Alafate Ayibieke, Kageto Yamada, Yoshibumi Aiso, Yoshiro Hadano, Yoko Nukui, Ryuji Koike, Shuji Tohda, Ryoichi Saito
- Organizer
  第93回日本細菌学会総会
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] Molecular Epidemiological Analysis of Multidrug-Resistant Pseudomonas aeruginosa that Caused an Outbreak in an Intensive Care Unit in Japan2019
- Author(s)
  Y. Nukui, Y. Maki, Y. Hadano, Y. Aiso, J. Nakajima, K. Sonobe, R. Saito, S. Tohda, R. Koike
- Organizer
  ASM Microbe 2019
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] ガーナ共和国の臨床分離株における腸内細菌科細菌の薬剤感受性成績2019
- Author(s)
  佐藤和佳菜, Alafate Ayibieke, 小林あゆみ, 谷千尋, 日暮芳己, 佐藤智明, 森屋恭爾, 鈴木敏彦, 大橋光子, 岩永史朗, 齋藤良一
- Organizer
  第30回日本臨床微生物学会総会・学術集会
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] 血液培養陽性例へのASによりみえてくるものは2019
- Author(s)
  相曽啓史, 渋谷有香, 丸谷美保子, 鳥羽美貴子, 森美奈子, 齋藤良一, 羽田野義郎, 貫井陽子, 高橋弘充
- Organizer
  第34回日本環境感染学会総会・学術集会
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] 本邦初のNDM-5メタロ-β-ラクターマーゼ産生大腸菌ST167による感染事例2019
- Author(s)
  貫井陽子, 羽田野義郎, 齋藤良一, 相曽啓史, 東田修二, 小池竜司
- Organizer
  第93回日本感染症学会学術講演会
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] Antimicrobial susceptibility and extended-spectrum β-lactamase profiles of Escherichia coli and Klebsiella spp. isolated from Ghana2019
- Author(s)
  Wakana Sato, Samiratu Mahazu, Isaac Prah, John Addow-Thompson, Alafate Ayibieke, Shiroh Iwanaga, Anthony Ablordy, Ryoichi Saito
- Organizer
  The 23rd IFCC-EFLM European Congress of Clinical Chemistry and Laboratory Medicine
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] Emergence of an NDM-1-producing Escherichia coli from Ghana2019
- Author(s)
  Alafate Ayibieke, Wakana Sato, Samiratu Mahazu, Mitsuko Ohhashi, Toshihiko Suzuki, Shiroh Iwanaga, Anthony Ablordey, Ryoichi Saito
- Organizer
  第30回日本臨床微生物学会総会・学術集会
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] ガーナ共和国のフルオロキノロン系薬耐性、基質特異性拡張型β-ラクタマーゼ産生Escherichia coliに関する分子疫学研究2019
- Author(s)
  岩澤茉莉絵, 佐藤和佳菜, Alafate Ayibieke, Isaac Prah, Samiratu Mahazu, 岩永史朗, Anthony Ablordey, 齋藤良一
- Organizer
  第14回日本臨床検査学教育学会学術大会
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] Moraxella catarrhalisのβ-ラクタマーゼ阻害剤配合薬耐性に関わる分子機構2019
- Author(s)
  太田彩花, 大塚　武, 長谷川瑛美, 笠井彩子, 山田景土, 山口佳宏, 和知野純一, 木村幸司, 荒川宜親, 齋藤良一
- Organizer
  第30回日本臨床微生物学会総会・学術集会
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] デオキシコール酸がClostridioides difficileの増殖能、毒素産生能および芽胞形成能に与える影響2019
- Author(s)
  臼井雪乃, 上市裕子,内田のぞみ, 奥川　周, 園部一成, 東田修二, 齋藤良一
- Organizer
  第30回日本臨床微生物学会総会・学術集会
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] Impact of deoxycholate on the growth, toxin production, and spore formation of Clostridioides difficile2019
- Author(s)
  Yukino Usui, Yuko Kamiichi, Shu Okugawa, Ryoichi Saito
- Organizer
  The 23rd IFCC-EFLM European Congress of Clinical Chemistry and Laboratory Medicine
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] 感染症の病原体核酸検査の現状と将来展望－細菌の遺伝子型解析による院内感染制御－2019
- Author(s)
  齋藤良一
- Organizer
  日本臨床検査医学会第75回関東・甲信越支部例会
- Invited
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] Clinical features, molecular epidemiology, and virulence-associated genes of Clostridioides difficile isolates in patients at a University Hospital in Japan2019
- Author(s)
  Yuta Okada, Yuka Yagihara, Yoshitaka Wakabayashi, Gene Igawa, Ryoichi Saito, Yoshimi Higurashi, Mahoko Ikeda, Keita Tatsuno, Shu Okugawa, Kyoji Moriya
- Organizer
  ASM Microbe 2019
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] Antibiotic resistance among Gram-negative glucose non-fermenting bacilli from Ghana2019
- Author(s)
  Alafate Ayibieke, Ayumi Kobayashi, Samiratu Mahazu, Wakana Sato, Isaac Prah, John Addow-Thompson, Shiroh Iwanaga, Anthony Ablordy, Ryoichi Saito
- Organizer
  The 23rd IFCC-EFLM European Congress of Clinical Chemistry and Laboratory Medicine
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] Moraxella catarrhalis同定法の評価2019
- Author(s)
  武藤沙起里, 山田景土, 西山宏幸, 齋藤良一
- Organizer
  第30回日本臨床微生物学会総会・学術集会
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] デオキシコール酸に対するClostridioides difficileの代謝調節2019
- Author(s)
  臼井雪乃, 上市裕子,奥川　周, 東田修二, 齋藤良一
- Organizer
  第49回日本嫌気性菌感染症学会総会・学術集会
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] CDアウトブレイクの分子疫学解析2018
- Author(s)
  貫井陽子, 相曽啓史, 齋藤良一, 谷千尋, 東田修二, 小池竜司
- Organizer
  第92回日本感染症学会学術講演会
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] アモキシリン/クラブラン酸耐性Moraxella catarrhalisが有する耐性機構の解析2018
- Author(s)
  太田彩花, 大塚　武, 長谷川瑛美, 笠井彩子, 山田景土, 山口佳宏, 和知野純一, 木村幸司, 齋藤良一
- Organizer
  第55回関甲信支部・首都圏支部医学検査学会
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] Molecular epidemiological analysis of Clostridium difficile that caused an outbreak in a Japanese hospital2018
- Author(s)
  Y. Nukui, Y. Aiso, T. Chino, R. Saito, C. Tani, J. Nakajima, K. Sonobe, S. Tohda, R. Koike
- Organizer
  ASM Microbe 2018
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] First clinical isolation of NDM-1 carbapenemase-producing Escherichia coli in Ghana2018
- Author(s)
  Alafate Ayibieke, Wakana Sato, Samiratu Mahazu, Isaac Prah, John Thompson, Chihiro Tani, Mitsuko Ohashi, Shiroh Iwanaga, Toshihiko Suzuki, Anthony Ablordey, Ryoichi Saito
- Organizer
  ASM Microbe 2018
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] ガーナ共和国の臨床分離株における薬剤感受性成績2018
- Author(s)
  佐藤和佳菜, Alafate Ayibieke, 小林あゆみ, 谷千尋, 齋藤良一
- Organizer
  第55回関甲信支部・首都圏支部医学検査学会
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] Cardiobacterium valvarumによる感染性心内膜炎の一例2018
- Author(s)
  武井美澪, 鷲尾洋平, 篠山明宏, 井上淳, 遠藤康実, 根井貴仁, 齋藤良一
- Organizer
  第14回東京都医学検査学会
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] Dissemination of qac genes among Staphylococcus epidermidis isolates from a University teaching hospital in Tokyo2018
- Author(s)
  Alafate Ayibieke, Miyuki Mizoguchi, Kageto Yamada, Tomoaki Sato, Chino Takashi, Yoshibumi Aiso, Toshihide Fujie, Yoko Nukui, Kyoji Moriya, Ryuji Koike, Shuji Tohda, Ryoichi Saito
- Organizer
  ASM Microbe 2018
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] Clostridium difficileの増殖、毒素産生および芽胞形成に対する胆汁酸の影響2018
- Author(s)
  臼井雪乃, 上市裕子, 内田のぞみ, 奥川　周, 園部一成, 東田修二, 齋藤良一
- Organizer
  第55回関甲信支部・首都圏支部医学検査学会
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] RelA/DTD-mediated regulation of spore formation and toxin production by Clostridium perfringens type A strain SM1012018
- Author(s)
  Ryoichi Saito, Prabhat K. Talukdar, Saud S. Alanazi, Mahfuzur R. Sarker
- Organizer
  ASM Microbe 2018
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] The inhibitory effects of essential oil constituents against germination, outgrowth and vegetative growth of spores of Clostridium perfringens type A in laboratory medium and chicken meat2018
- Author(s)
  Saud Alanazi, Maryam Alnoman, Saeed Banawas, Ryoichi Saito, Mahfuzur R. Sarker
- Organizer
  ASM Microbe 2018
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] Amoxicillin/clavulanic acid低感受性Moraxella catarrhalisが分離された一例2018
- Author(s)
  大塚　武、静野健一、太田彩花、笠井彩子、山田景土、齋藤良一
- Organizer
  第67回日本医学検査学会
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] Genetic profile in the development of macrolide resistance in Moraxella catarrhalis2018
- Author(s)
  Ayaka Ohta, Ayako Kasai, Yuina Maeda, Kageto Yamada, Ryoichi Saito
- Organizer
  ASM Microbe 2018
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] Carbapenemase-producing Enterobacteriaceaeスクリーニング法の比較検討　Modified-Hodge test vs Carba NP test vs carbapenem inactivation method2017
- Author(s)
  山田景土, 柏真知子, 長野則之, 齋藤良一
- Organizer
  第29回日本臨床微生物学会総会・学術集会
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] The Clostridium perfringens RelA and DTD control sporulation2017
- Author(s)
  Ryoichi Saito、Mahfuzur R. Sarker
- Organizer
  The 29th World Congress of World Association of Societies of Pathology and Laboratory Medicine
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] Donor of mosaic pena gene of ceftriaxone resistant neisseria gonorrhoeae fc428 and gu1401062017
- Author(s)
  Makoto Ohnishi, Gene Igawa, Misato Dorin, Ken Shimuta, Ryoichi Saito, Shu-Ichi Nakayama
- Organizer
  STI and HIV 2017 World Congress
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] Helicobacter cinaedi菌血症の臨床的・分子疫学的解析2017
- Author(s)
  貫井陽子, 齋藤良一, 谷千尋, 相曽啓史, 藤江俊秀, 東田修二, 小池竜司, 茅野崇
- Organizer
  第91回日本感染症学会総会・学術講演会
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] 細菌の薬剤耐性化2017
- Author(s)
  齋藤良一
- Organizer
  第12回日本臨床検査学教育学会学術大会
- Invited
- Data Source
  KAKENHI-PROJECT-17K08822
[Presentation] Moraxella catarrhalis外膜タンパク質CDは病原性および抗菌薬耐性に関与する2012
- Author(s)
  齋藤良一
- Organizer
  第23回日本臨床微生物学会総会.
- Place of Presentation
  横浜市
- Year and Date
  2012-01-21
- Data Source
  KAKENHI-PROJECT-23790616
[Presentation] Moraxella catarrhalis 外膜タンパク質CDは病原性および抗菌薬耐性に関与する2012
- Author(s)
  齋藤良一、他
- Organizer
  第23回日本臨床微生物学会総会
- Place of Presentation
  横浜
- Data Source
  KAKENHI-PROJECT-23790616
[Presentation] Characterization of outer membrane protein CD as a vaccine antigen of Moraxella catarrhalis2011
- Author(s)
  Ryoichi Saito
- Organizer
  International Union of Microbiological Societies 2011.
- Place of Presentation
  Sapporo
- Year and Date
  2011-09-07
- Data Source
  KAKENHI-PROJECT-23790616
[Presentation] Characterization of outer membrane protein CD as a vaccine antigen of Moraxella catarrhalis2011
- Author(s)
  Ryoichi Saito, et al.
- Organizer
  International union of microbiological societies 2011 congress
- Place of Presentation
  Sapporo
- Data Source
  KAKENHI-PROJECT-23790616

1. 太田悠介 (90868530)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
2. Misumi Junko (80282755)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
3. OKUBO Noriko (20194102)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
4. TATE Akiko (50758745)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
5. 具芳明 (30622526)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
6. SUZUKI Masato

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
7. 岩永史朗

# of Collaborated Projects: 0 results

# of Collaborated Products: 3 results
8. 奥川周

# of Collaborated Projects: 0 results

# of Collaborated Products: 2 results
9. 貫井陽子

# of Collaborated Projects: 0 results

# of Collaborated Products: 3 results
10. 畠山修司

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
11. 長野則之

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Saito Ryoichi 齋藤 良一

SAITO Ryoichi 齋藤 良一

Research Projects

Research Products

Co-Researchers

Antimicrobial resistance dynamics using ultra-high precision metagenomics in medical facility environments and construction of environmental improvement measuresPrincipal Investigator

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Comprehensive evaluation of the distribution and characteristics of antimicrobial resistance in hospital wastewater using metagenomic data

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Antimicrobial susceptibility and penicillin resistance mechanism in the Japanese clinical isolates of Neisseria meningitidisPrincipal Investigator

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Environmental adaptation mechanisms of Clostridium difficile (CD)Principal Investigator

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About safety as the food of the refrigerated and preserved Human milk

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Role of Moraxella catarrhalis outer membrane protein in antibiotic resistance and pathogenesisPrincipal Investigator

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[Journal Article] Insights and genetic features of extended-spectrum beta-lactamase producing Escherichia coli isolates from two hospitals in Ghana2022

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[Journal Article] Klebsiella Species and Enterobacter cloacae Isolates Harboring <i>bla</i> <sub>OXA-181</sub> and <i>bla</i> <sub>OXA-48</sub> : Resistome, Fitness Cost, and Plasmid Stability2022

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[Journal Article] Complete Genome Sequence of an Enterobacter roggenkampii Strain with Reduced Carbapenem Susceptibility Isolated from a Home-Visit Nursing Agency2022

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[Journal Article] <i>bla</i> <sub>KPC-2</sub> -Encoding IncP-6 Plasmids in Citrobacter freundii and Klebsiella variicola Strains from Hospital Sewage in Japan2022

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[Journal Article] Molecular detection of fluoroquinolone-resistant Neisseria meningitidis by using mismatched PCR-restriction fragment length polymorphism technique2022

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[Journal Article] Penicillin- and Ciprofloxacin-Resistant Invasive Neisseria meningitidis Isolates from Japan2022

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[Journal Article] Emergence of a High-Risk Klebsiella michiganensis Clone Disseminating Carbapenemase Genes2022

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[Journal Article] Emergence of oxacillinase-181 carbapenemase-producing diarrheagenic <i>Escherichia coli</i> in Ghana2021

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Saito Ryoichi 齋藤良一

SAITO Ryoichi 齋藤良一