Satoshi Ichiyama - Papers

Occurrence of Clinically Important Lineages, Including the Sequence Type 131 C1-M27 Subclone, among Extended-Spectrum-beta-Lactamase-Producing Escherichia coli in Wastewater

Ryota Gomi, Tomonari Matsuda, Yasufumi Matsumura, Masaki Yamamoto, Michio Tanaka, Satoshi Ichiyama, Minoru Yoneda

ANTIMICROBIAL AGENTS AND CHEMOTHERAPY, 61(9), Sep, 2017 Peer-reviewed

Rapid Identification of Different Escherichia coli Sequence Type 131 Clades

Yasufumi Matsumura, Johann D. D. Pitout, Gisele Peirano, Rebekah DeVinney, Taro Noguchi, Masaki Yamamoto, Ryota Gomi, Tomonari Matsuda, Satoshi Nakano, Miki Nagao …

ANTIMICROBIAL AGENTS AND CHEMOTHERAPY, 61(8), Aug, 2017 Peer-reviewed

Regional Spread of CTX-M-2-Producing Proteus mirabilis with the Identical Genetic Structure in Japan

Karin Kato, Yasufumi Matsumura, Masaki Yamamoto, Miki Nagao, Shunji Takakura, Satoshi Ichiyama

MICROBIAL DRUG RESISTANCE, 23(5) 590-595, Jul, 2017 Peer-reviewed

Septic Arthritis due to Streptococcus dysgalactiae Subspecies equisimilis in a Healthy School Child.

Satoshi Nakano, Natsuko Matsuoka, Masaki Yamamoto, Yasufumi Matsumura, Miki Nagao, Kazuharu Takikawa, Satoshi Ichiyama

The Pediatric infectious disease journal, 36(6) 621-622, Jun, 2017 Peer-reviewed

Population structure of Japanese extraintestinal pathogenic Escherichia coli and its relationship with antimicrobial resistance

Yasufumi Matsumura, Taro Noguchi, Michio Tanaka, Toru Kanahashi, Masaki Yamamoto, Miki Nagao, Shunji Takakura, Satoshi Ichiyama

JOURNAL OF ANTIMICROBIAL CHEMOTHERAPY, 72(4) 1040-1049, Apr, 2017 Peer-reviewed

Longitudinal Analysis of the Intestinal Microbiota in Liver Transplantation.

Kato K, Nagao M, Miyamoto K, Oka K, Takahashi M, Yamamoto M, Matsumura Y, Kaido T, Uemoto S, Ichiyama S

Transplantation direct, 3(4) e144, Apr, 2017 Peer-reviewed

Whole-Genome Analysis of Antimicrobial-Resistant and Extraintestinal Pathogenic Escherichia coli in River Water

Ryota Gomi, Tomonari Matsuda, Yasufumi Matsumura, Masaki Yamamoto, Michio Tanaka, Satoshi Ichiyama, Minoru Yoneda

APPLIED AND ENVIRONMENTAL MICROBIOLOGY, 83(5), Mar, 2017 Peer-reviewed

Complete adherence to evidence-based quality-of-care indicators for Staphylococcus aureus bacteremia resulted in better prognosis.

Miki Nagao, Masaki Yamamoto, Yasufumi Matsumura, Isao Yokota, Shunji Takakura, Satoshi Teramukai, Satoshi Ichiyama

Infection, 45(1) 83-91, Feb, 2017 Peer-reviewed

Clinical and microbiologic characteristics of cefotaxime-non-susceptible Enterobacteriaceae bacteremia: a case control study

Taro Noguchi, Yasufumi Matsumura, Masaki Yamamoto, Miki Nagao, Shunji Takakura, Satoshi Ichiyama

BMC INFECTIOUS DISEASES, 17(1) 44, Jan, 2017 Peer-reviewed

Global Escherichia coli Sequence Type 131 Clade with bla(CTX-M-27) Gene

Yasufumi Matsumura, Johann D. D. Pitout, Ryota Gomi, Tomonari Matsuda, Taro Noguchi, Masaki Yamamoto, Gisele Peirano, Rebekah DeVinney, Patricia A. Bradford, Mary R. Motyl …

EMERGING INFECTIOUS DISEASES, 22(11) 1900-1907, Nov, 2016 Peer-reviewed

Oral administration and younger age decrease plasma concentrations of voriconazole in pediatric patients

Karin Kato, Miki Nagao, Masaki Yamamoto, Yasufumi Matsumura, Shunji Takakura, Kazuhiko Fukuda, Satoshi Ichiyama

JOURNAL OF INFECTION AND CHEMOTHERAPY, 22(1-2) 27-31, Jan, 2016 Peer-reviewed

Development and evaluation of MALDI-TOF MS-based serotyping for Streptococcus pneumoniae

S. Nakano, Y. Matsumura, Y. Ito, T. Fujisawa, B. Chang, S. Suga, K. Kato, T. Yunoki, G. Hotta, T. Noguchi …

EUROPEAN JOURNAL OF CLINICAL MICROBIOLOGY & INFECTIOUS DISEASES, 34(11) 2191-2198, Nov, 2015 Peer-reviewed

Changes in Surgical Site Infections after Living Donor Liver Transplantation

Masaki Yamamoto, Shunji Takakura, Yoshitsugu Iinuma, Go Hotta, Yasufumi Matsumura, Aki Matsushima, Miki Nagao, Kohei Ogawa, Yasuhiro Fujimoto, Akira Mori …

PLOS ONE, 10(8) e0136559, Aug, 2015 Peer-reviewed

CTX-M-27-and CTX-M-14-producing, ciprofloxacin-resistant Escherichia coli of the H30 subclonal group within ST131 drive a Japanese regional ESBL epidemic

Yasufumi Matsumura, James R. Johnson, Masaki Yamamoto, Miki Nagao, Michio Tanaka, Shunji Takakura, Satoshi Ichiyama

JOURNAL OF ANTIMICROBIAL CHEMOTHERAPY, 70(6) 1639-1649, Jun, 2015 Peer-reviewed

Increasing patients with pulmonary Mycobacterium avium complex disease and associated underlying diseases in Japan

Yutaka Ito, Toyohiro Hirai, Kohei Fujita, Koichi Maekawa, Akio Niimi, Satoshi Ichiyama, Michiaki Mishima

JOURNAL OF INFECTION AND CHEMOTHERAPY, 21(5-6) 352-356, May, 2015 Peer-reviewed

High prevalence of carbapenem resistance among plasmid-mediated AmpC beta-lactamase-producing Klebsiella pneumoniae during outbreaks in liver transplantation units

Yasufumi Matsumura, Michio Tanaka, Masaki Yamamoto, Miki Nagao, Kiyomasa Machida, Yutaka Ito, Shunji Takakura, Kohei Ogawa, Atsushi Yoshizawa, Yasuhiro Fujimoto …

INTERNATIONAL JOURNAL OF ANTIMICROBIAL AGENTS, 45(1) 33-40, Jan, 2015 Peer-reviewed

Predictors of Candida spp. as causative agents of catheter-related bloodstream infections

Miki Nagao, Gou Hotta, Masaki Yamamoto, Yasufumi Matsumura, Yutaka Ito, Shunji Takakura, Satoshi Ichiyama

DIAGNOSTIC MICROBIOLOGY AND INFECTIOUS DISEASE, 80(3) 200-203, Nov, 2014 Peer-reviewed

Risk Factors and Outcomes of Stenotrophomonas maltophilia Bacteraemia: A Comparison with Bacteraemia Caused by Pseudomonas aeruginosa and Acinetobacter Species

Go Hotta, Yasufumi Matsumura, Karin Kato, Satoshi Nakano, Tomoyuki Yunoki, Masaki Yamamoto, Miki Nagao, Yutaka Ito, Shunji Takakura, Satoshi Ichiyama

PLOS ONE, 9(11) e112208, Nov, 2014 Peer-reviewed

Differentiation of vanA-positive Enterococcus faecium from vanA-negative E. faecium by matrix-assisted laser desorption/ionisation time-of-flight mass spectrometry.

Satoshi Nakano, Yasufumi Matsumura, Karin Kato, Tomoyuki Yunoki, Go Hotta, Taro Noguchi, Masaki Yamamoto, Miki Nagao, Yutaka Ito, Shunji Takakura …

International journal of antimicrobial agents, 44(3) 256-9, Sep, 2014 Peer-reviewed

The influence of environmental exposure on the response to antimicrobial treatment in pulmonary Mycobacterial avium complex disease

Yutaka Ito, Toyohiro Hirai, Kohei Fujita, Takeshi Kubo, Koichi Maekawa, Satoshi Ichiyama, Kaori Togashi, Michiaki Mishima

BMC INFECTIOUS DISEASES, 14 522, Sep, 2014 Peer-reviewed

Prevalence and risk factors for chronic co-infection in pulmonary mycobacterium avium complex disease

Kohei Fujita, Yutaka Ito, Toyohiro Hirai, Takeshi Kubo, Kaori Togashi, Satoshi Ichiyama, Michiaki Mishima

BMJ Open Respiratory Research, 1(1) e000050, Aug 28, 2014 Peer-reviewed

Itraconazole prophylaxis for invasive Aspergillus infection in lung transplantation

K. Kato, M. Nagao, S. Nakano, T. Yunoki, G. Hotta, M. Yamamoto, Y. Matsumura, Y. Ito, S. Takakura, F. Chen …

TRANSPLANT INFECTIOUS DISEASE, 16(2) 340-343, Apr, 2014 Peer-reviewed

Detection of Extended-Spectrum-beta-Lactamase-Producing Escherichia coli ST131 and ST405 Clonal Groups by Matrix-Assisted Laser Desorption Ionization-Time of Flight Mass Spectrometry

Yasufumi Matsumura, Masaki Yamamoto, Miki Nagao, Michio Tanaka, Kiyomasa Machida, Yutaka Ito, Shunji Takakura, Satoshi Ichiyama

JOURNAL OF CLINICAL MICROBIOLOGY, 52(4) 1034-1040, Apr, 2014 Peer-reviewed

Seasonal trend and clinical presentation of Bacillus cereus bloodstream infection: association with summer and indwelling catheter

K. Kato, Y. Matsumura, M. Yamamoto, M. Nagao, Y. Ito, S. Takakura, S. Ichiyama

European Journal of Clinical Microbiology and Infectious Diseases, 1-9, 2014 Peer-reviewed

Association between polyclonal and mixed mycobacterial mycobacterium avium complex infection and environmental exposure

K. Fujita, Y. Ito, T. Hirai, T. Kubo, K. Maekawa, K. Togashi, S. Ichiyama, M. Mishima

Annals of the American Thoracic Society, 11(1) 45-53, Jan, 2014 Peer-reviewed

Pneumocystis polymerase chain reaction and blood (1 -> 3)-beta-D-glucan assays to predict survival with suspected Pneumocystis jirovecii pneumonia

Yasufumi Matsumura, Yutaka Ito, Masaki Yamamoto, Aki Matsushima, Miki Nagao, Shunji Takakura, Yoshitsugu Iinuma, Satoshi Ichiyama

JOURNAL OF INFECTION AND CHEMOTHERAPY, 20(1-2) 109-114, Jan, 2014 Peer-reviewed

Association of Fluoroquinolone Resistance, Virulence Genes, and IncF Plasmids with Extended-Spectrum-beta-Lactamase-Producing Escherichia coli Sequence Type 131 (ST131) and ST405 Clonal Groups

Yasufumi Matsumura, Masaki Yamamoto, Miki Nagao, Yutaka Ito, Shunji Takakura, Satoshi Ichiyama

ANTIMICROBIAL AGENTS AND CHEMOTHERAPY, 57(10) 4736-4742, Oct, 2013 Peer-reviewed

[Risk factors and clinical charasteristics of Stenotrophomonas maltophilia bacteremia: a comparison with bacteremia due to other glucose-non fermenters].

Gou Hotta, Yasufumi Matsumura, Karin Kato, Satoshi Nakano, Tomoyuki Yunoki, Masaki Yamamoto, Miki Nagao, Yutaka Ito, Shunji Takakura, Satoshi Ichiyama

Kansenshogaku zasshi. The Journal of the Japanese Association for Infectious Diseases, 87(5) 596-602, Sep, 2013 Peer-reviewed

High-resolution computed tomography and health-related quality of life in Mycobacterium avium complex disease

K. Maekawa, Yutaka Ito, T. Oga, T. Hirai, T. Kubo, K. Fujita, S. Imai, A. Niimi, K. Chin, S. Ichiyama …

International Journal of Tuberculosis and Lung Disease, 17(6) 829-835, Jun 1, 2013 Peer-reviewed

K. Fujita, Y. Ito, T. Hirai, K. Maekawa, S. Imai, S. Tatsumi, A. Niimi, Y. Iinuma, S. Ichiyama, M. Mishima

CLINICAL MICROBIOLOGY AND INFECTION, 19(6) 537-541, Jun, 2013 Peer-reviewed

Clinical characteristics and risk factors of non-Candida fungaemia

Masaki Yamamoto, Shunji Takakura, Gou Hotta, Yasufumi Matsumura, Aki Matsushima, Miki Nagao, Yutaka Ito, Satoshi Ichiyama

BMC Infectious Diseases, 13(1) 247, May 28, 2013 Peer-reviewed

Risk factors associated with elevated blood cytomegalovirus pp65 antigen levels in patients with autoimmune diseases

Daichi Fujimoto, Aki Matsushima, Miki Nagao, Shunji Takakura, Satoshi Ichiyama

Modern Rheumatology, 23(2) 345-350, Mar, 2013 Peer-reviewed

Susceptibilities of 4,080 bacterial strains of clinical isolates to tazobactam/piperacillin and other antimicrobial agents as of 2010

K. Yamaguchi, Y. Ishii, K. Tateda, C. Shimizu, A. Suwabe, M. Kaku, A. Hishinuma, S. Maesaki, Y. Kobayashi, S. Kondo …

Japanese Journal of Chemotherapy, 61(6) 514-525, 2013 Peer-reviewed

Regional dissemination of Acinetobacter species harbouring metallo-β-lactamase genes in Japan

M. Yamamoto, M. Nagao, Y. Matsumura, G. Hotta, A. Matsushima, Y. Ito, S. Takakura, S. Ichiyama

Clinical Microbiology and Infection, 19(8) 729-736, 2013 Peer-reviewed

A Liver Abscess Deprived a Healthy Adult of Eyesight: Endogenous Endophthalmitis Associated with a Pyogenic Liver Abscess Caused by Serotype K1 Klebsiella Pneumonia

Takahisa Maruno, Yoko Ooiwa, Ken Takahashi, Yuzo Kodama, Shunji Takakura, Satoshi Ichiyama, Tsutomu Chiba

INTERNAL MEDICINE, 52(8) 919-922, 2013 Peer-reviewed

Molecular and clinical characterization of plasmid-mediated AmpC β-lactamase-producing Escherichia coli bacteraemia: A comparison with extended-spectrum β-lactamase-producing and non-resistant E. coli bacteraemia

Y. Matsumura, M. Nagao, M. Iguchi, T. Yagi, T. Komori, N. Fujita, M. Yamamoto, A. Matsushima, S. Takakura, S. Ichiyama

Clinical Microbiology and Infection, 19(2) 161-168, 2013 Peer-reviewed

Emergence and spread of B2-ST131-O25b, B2-ST131-O16 and D-ST405 clonal groups among extended-spectrum--lactamase-producing Escherichia coli in Japan

Yasufumi Matsumura, Masaki Yamamoto, Miki Nagao, Gou Hotta, Aki Matsushima, Yutaka Ito, Shunji Takakura, Satoshi Ichiyama

JOURNAL OF ANTIMICROBIAL CHEMOTHERAPY, 67(11) 2612-2620, Nov, 2012 Peer-reviewed

Molecular characterization of IMP-type metallo-beta-lactamases among multidrug-resistant Achromobacter xylosoxidans

Masaki Yamamoto, Miki Nagao, Gou Hotta, Yasufumi Matsumura, Aki Matsushima, Yutaka Ito, Shunji Takakura, Satoshi Ichiyama

JOURNAL OF ANTIMICROBIAL CHEMOTHERAPY, 67(9) 2110-2113, Sep, 2012 Peer-reviewed

Cefotaxime for the detection of extended-spectrum beta-lactamase or plasmid-mediated AmpC beta-lactamase and clinical characteristics of cefotaxime-non-susceptible Escherichia coli and Klebsiella pneumoniae bacteraemia

Y. Matsumura, M. Yamamoto, A. Matsushima, M. Nagao, Y. Ito, S. Takakura, S. Ichiyama

EUROPEAN JOURNAL OF CLINICAL MICROBIOLOGY & INFECTIOUS DISEASES, 31(8) 1931-1939, Aug, 2012 Peer-reviewed

Prevalence of plasmid-mediated AmpC beta-lactamase-producing Escherichia coli and spread of the ST131 clone among extended-spectrum beta-lactamase-producing E. coli in Japan

Yasufumi Matsumura, Masaki Yamamoto, Takeshi Higuchi, Toshiaki Komori, Fusayuki Tsuboi, Akihiko Hayashi, Yoshihisa Sugimoto, Gou Hotta, Aki Matsushima, Miki Nagao …

INTERNATIONAL JOURNAL OF ANTIMICROBIAL AGENTS, 40(2) 158-162, Aug, 2012 Peer-reviewed

Re: Molecular characterisation of Staphylococcus aureus carrying the Panton-Valentine leukocidin gene in northern Spain

Miki Nagao, Masaki Yamamoto, Yasufumi Matsumura, Aki Matsushima, Yutaka Ito, Shunji Takakura, Satoshi Ichiyama

JOURNAL OF INFECTION, 65(2) 184-185, Aug, 2012 Peer-reviewed

Disseminated Nocardia farcinica infection in a patient with myasthenia gravis successfully treated by linezolid: a case report and literature review

Kosuke Tanioka, Miki Nagao, Masaki Yamamoto, Yasufumi Matsumura, Hayato Tabu, Aki Matsushima, Kengo Uemura, Riki Matsumoto, Yutaka Ito, Shunji Takakura …

JOURNAL OF INFECTION AND CHEMOTHERAPY, 18(3) 390-394, Jun, 2012 Peer-reviewed

Regional spread and control of vancomycin-resistant and in Kyoto, Japan

A. Matsushima, S. Takakura, M. Yamamoto, Y. Matsumura, M. Shirano, M. Nagao, Y. Ito, Y. Iinuma, T. Shimizu, N. Fujita …

EUROPEAN JOURNAL OF CLINICAL MICROBIOLOGY & INFECTIOUS DISEASES, 31(6) 1095-1100, Jun, 2012 Peer-reviewed

Increase in circulating endothelial progenitor cells predicts response in patients with advanced non-small-cell lung cancer

Yuichi Sakamori, Katsuhiro Masago, Katsuyuki Ohmori, Yosuke Togashi, Hiroki Nagai, Chiyuki Okuda, Young Hak Kim, Satoshi Ichiyama, Michiaki Mishima

CANCER SCIENCE, 103(6) 1065-1070, Jun, 2012 Peer-reviewed

Clinical characteristics and risk factors of ocular candidiasis

Miki Nagao, Takashi Saito, Shoichi Doi, Gou Hotta, Masaki Yamamoto, Yasufumi Matsumura, Aki Matsushima, Yutaka Ito, Shunji Takakura, Satoshi Ichiyama

DIAGNOSTIC MICROBIOLOGY AND INFECTIOUS DISEASE, 73(2) 149-152, Jun, 2012 Peer-reviewed

Quantitative real-time PCR and the (1 -> 3)-ss-D-glucan assay for differentiation between Pneumocystis jirovecii pneumonia and colonization

Y. Matsumura, Y. Ito, Y. Iinuma, K. Yasuma, M. Yamamoto, A. Matsushima, M. Nagao, S. Takakura, S. Ichiyama

CLINICAL MICROBIOLOGY AND INFECTION, 18(6) 591-597, Jun, 2012 Peer-reviewed

Clinical features and risk factors of tuberculosis in living-donor liver transplant recipients

S. Imai, Y. Ito, T. Hirai, H. Imai, I. Ito, K. Maekawa, K. Chin, S. Ichiyama, S. Uemoto, M. Mishima

TRANSPLANT INFECTIOUS DISEASE, 14(1) 9-16, Feb, 2012 Peer-reviewed

Interspecies dissemination of a novel class 1 integron carrying bla(IMP-19) among Acinetobacter species in Japan

Masaki Yamamoto, Miki Nagao, Yasufumi Matsumura, Aki Matsushima, Yutaka Ito, Shunji Takakura, Satoshi Ichiyama

JOURNAL OF ANTIMICROBIAL CHEMOTHERAPY, 66(11) 2480-2483, Nov, 2011 Peer-reviewed

Antimicrobial Ointments and Methicillin-Resistant Staphylococcus aureus USA300

Masahiro Suzuki, Kazuhiro Yamada, Miki Nagao, Etsuko Aoki, Masakado Matsumoto, Tatsuya Hirayama, Hiroaki Yamamoto, Reiji Hiramatsu, Satoshi Ichiyama, Yoshitsugu Iinuma

EMERGING INFECTIOUS DISEASES, 17(10) 1917-1920, Oct, 2011 Peer-reviewed

Environmental Risk Factors for Pulmonary Mycobacterium avium-intracellulare Complex Disease

Koichi Maekawa, Yutaka Ito, Toyohiro Hirai, Takeshi Kubo, Seiichiro Imai, Shuji Tatsumi, Kohei Fujita, Shunji Takakura, Akio Niimi, Yoshitsugu Iinuma …

CHEST, 140(3) 723-729, Sep, 2011 Peer-reviewed

Distribution and clonal relationship of cell surface virulence genes among Streptococcus pneumoniae isolates in Japan

S. Imai, Y. Ito, T. Ishida, T. Hirai, I. Ito, K. Yoshimura, K. Maekawa, S. Takakura, A. Niimi, Y. Iinuma …

CLINICAL MICROBIOLOGY AND INFECTION, 17(9) 1409-1414, Sep, 2011 Peer-reviewed

Control of an outbreak of carbapenem-resistant Pseudomonas aeruginosa in a haemato-oncology unit

M. Nagao, Y. Iinuma, J. Igawa, T. Saito, K. Yamashita, T. Kondo, A. Matsushima, S. Takakura, A. Takaori-Kondo, S. Ichiyama

JOURNAL OF HOSPITAL INFECTION, 79(1) 49-53, Sep, 2011 Peer-reviewed

Clinical characteristics of Pneumocystis pneumonia in non-HIV patients and prognostic factors including microbiological genotypes

Yasufumi Matsumura, Yuichiro Shindo, Yoshitsugu Iinuma, Masaki Yamamoto, Michinori Shirano, Aki Matsushima, Miki Nagao, Yutaka Ito, Shunji Takakura, Yoshinori Hasegawa …

BMC INFECTIOUS DISEASES, 11 76, Mar, 2011 Peer-reviewed

Regional spread of vanA- or vanB-positive Enterococcus gallinarum in hospitals and long-term care facilities in Kyoto prefecture, Japan

M. Shirano, S. Takakura, M. Yamamoto, Y. Matsumura, A. Matsushima, M. Nagao, N. Fujihara, T. Saito, Y. Ito, Y. Iinuma …

EPIDEMIOLOGY AND INFECTION, 139(3) 430-436, Mar, 2011 Peer-reviewed

Pretransplant serum ferritin and C-reactive protein as predictive factors for early bacterial infection after allogeneic hematopoietic cell transplantation

J. Kanda, C. Mizumoto, T. Ichinohe, H. Kawabata, T. Saito, K. Yamashita, T. Kondo, S. Takakura, S. Ichiyama, T. Uchiyama …

BONE MARROW TRANSPLANTATION, 46(2) 208-216, Feb, 2011 Peer-reviewed

Antimicrobial activity of tazobactam/piperacillin against clinical isolates from 2001 to 2006 in Japan

YAMAGUCHI Keizo, ISHII Yoshikazu, ITOH Yoshihisa, KAKU Mitsuo, YAMAMOTO Tatsuo, KOBAYASHI Yoshio, KONDOH Shigemi, BABA Hisashi, ICHIYAMA Satoshi, YAMANAKA Kiyoharu …

Jpn J Chemother, 59(2) 177-187, 2011 Peer-reviewed

Close cooperation between infectious disease physicians and attending physicians can result in better management and outcome for patients with Staphylococcus aureus bacteraemia

M. Nagao, Y. Iinuma, T. Saito, Y. Matsumura, M. Shirano, A. Matsushima, S. Takakura, Y. Ito, S. Ichiyama

CLINICAL MICROBIOLOGY AND INFECTION, 16(12) 1783-1788, Dec, 2010 Peer-reviewed

First outbreak of methicillin-resistant Staphylococcus aureus USA300 harboring the Panton-Valentine leukocidin genes among Japanese health care workers and hospitalized patients

Miki Nagao, Yoshitsugu Iinuma, Masahiro Suzuki, Aki Matsushima, Shunji Takakura, Yutaka Ito, Satoshi Ichiyama

AMERICAN JOURNAL OF INFECTION CONTROL, 38(9) E37-E39, Nov, 2010 Peer-reviewed

Tazobactam/piperacillin for moderate-to-severe pneumonia in patients with risk for aspiration: Comparison with imipenem/cilastatin

Isao Ito, Seizo Kadowaki, Naoya Tanabe, Akane Haruna, Masahito Kase, Yoshiro Yasutomo, Mitsuhiro Tsukino, Asako Nakai, Hisako Matsumoto, Akio Niimi …

PULMONARY PHARMACOLOGY & THERAPEUTICS, 23(5) 403-410, Oct, 2010 Peer-reviewed

High prevalence of mutators among Enterobacter cloacae nosocomial isolates and their association with antimicrobial resistance and repetitive detection

A. Matsushima, S. Takakura, N. Fujihara, T. Saito, Y. Ito, Y. Iinuma, S. Ichiyama

CLINICAL MICROBIOLOGY AND INFECTION, 16(9) 1488-1493, Sep, 2010 Peer-reviewed

Multicenter evaluation of prototype real-time PCR assays for Epstein-Barr virus and cytomegalovirus DNA in whole blood samples from transplant recipients

Yoshinori Ito, Shunji Takakura, Satoshi Ichiyama, Mitsuharu Ueda, Yukio Ando, Kazuyuki Matsuda, Eiko Hidaka, Kaname Nakatani, Junji Nishioka, Tsutomu Nobori …

MICROBIOLOGY AND IMMUNOLOGY, 54(9) 516-522, Sep, 2010 Peer-reviewed

Impact of discontinuing fluoroquinolone prophylaxis on early mortality after allogeneic marrow or peripheral blood SCT with myeloablative conditioning

J. Kanda, T. Ichinohe, T. Saito, K. Yamashita, T. Kondo, T. Ishikawa, S. Ichiyama, T. Uchiyama

BONE MARROW TRANSPLANTATION, 45(8) 1369-1371, Aug, 2010 Peer-reviewed

Molecular characterization of quinolone resistance-determining regions and their correlation with serotypes and genotypes among Streptococcus pneumoniae isolates in Japan

M. Osawa, Y. Ito, T. Ishida, S. Imai, S. Ichiyama, M. Mishima

EUROPEAN JOURNAL OF CLINICAL MICROBIOLOGY & INFECTIOUS DISEASES, 29(2) 245-248, Feb, 2010 Peer-reviewed

Close cooperation between infectious disease physicians and attending physicians results in better outcomes for patients with Staphylococcus aureus bacteraemia. Clin Microbiol Infect Epub ahead of print 2010

Nagao M, Iinuma Y, Saito T, Matsumura Y, Matsuushima A, Takakura S, Ito Y, Ichiyama S

2010 Peer-reviewed

Rapid-Tests Detection Evaluation of Clostridium difficile Toxins and Microbiological Investigation

NAKAGAWA Risa, IINUMA Yoshitsugu, YAMAMOTO Masaki, MATSUMURA Yasufumi, SHIRANO Michinori, MATSUSHIMA Aki, NAGAO Miki, SAITO Takashi, TAKAKURA Shunji, ITO Yutaka …

Kansenshogaku Zasshi, 84(2) 147-152, 2010 Peer-reviewed

High prevalence of multidrug-resistant Pneumococcal molecular epidemiology network clones among Streptococcus pneumoniae isolates from adult patients with community-acquired pneumonia in Japan

S. Imai, Y. Ito, T. Ishida, T. Hirai, I. Ito, K. Maekawa, S. Takakura, Y. Iinuma, S. Ichiyama, M. Mishima

CLINICAL MICROBIOLOGY AND INFECTION, 15(11) 1039-1045, Nov, 2009 Peer-reviewed

Accidental exposures to blood and body fluid in the operation room and the issue of underreporting

Miki Nagao, Yoshitsugu Iinuma, Junko Igawa, Yasufumi Matsumura, Michinori Shirano, Aki Matsushima, Takashi Saito, Shunji Takakura, Satoshi Ichiyama

AMERICAN JOURNAL OF INFECTION CONTROL, 37(7) 541-544, Sep, 2009 Peer-reviewed

Successful treatment with intravenous colistin for sinusitis, orbital cellulites, and pneumonia caused by multidrug-resistant metallo-beta-lactamase-producing Pseudomonas aeruginosa in a patient with acute myeloid leukemia

Takashi Saito, Akifumi Takaori-Kondo, Masaharu Tashima, Kohei Yamashita, Yoshitsugu Iinuma, Shunji Takakura, Miki Nagao, Tatsuo Ichinohe, Takayuki Ishikawa, Takashi Uchiyama …

INTERNATIONAL JOURNAL OF HEMATOLOGY, 89(5) 689-692, Jun, 2009 Peer-reviewed

Surgical site infection due to Mycobacterium peregrinum: a case report and literature review

Miki Nagao, Makoto Sonobe, Toru Bando, Takashi Saito, Michinori Shirano, Aki Matsushima, Naoko Fujihara, Shunji Takakura, Yoshitsugu Iinuma, Satoshi Ichiyama

INTERNATIONAL JOURNAL OF INFECTIOUS DISEASES, 13(2) 209-211, Mar, 2009 Peer-reviewed

Necrotizing Fasciitis Caused by Haemophilus influenzae Type b in an Elderly Patient

Takashi Saito, Hiromi Matsunaga, Yumi Matsumura, Hajime Segawa, Shunji Takakura, Miki Nagao, Yoshitsugu Iinuma, Yoshiki Miyachi, Satoshi Ichiyama

JOURNAL OF CLINICAL MICROBIOLOGY, 47(3) 852-854, Mar, 2009 Peer-reviewed

Delayed insertion of blood culture bottles into automated continuously monitoring blood culture systems increases the time from blood sample collection to the detection of microorganisms in bacteremic patients

Takashi Saito, Yoshitsugu Iinuma, Shunji Takakura, Miki Nagao, Aki Matsushima, Michinori Shirano, Satoshi Ichiyama

JOURNAL OF INFECTION AND CHEMOTHERAPY, 15(1) 49-53, Feb, 2009 Peer-reviewed

High prevalence of multidrug-resisitant Pneumococcal molecular epidemiology netowork clones among Streptococcus pneumoniae isolates from adult patients with community-acquire

S. Imai, Y. Ito, T. Hirai, I. Ito, K.Maekawa, S. Takakura, Y, Iinuma, S. Ichiyama, M. Mishima …

2009 Peer-reviewed

Accidental exposures to blood and body fluid in the operation room and the issue of underreporting. Am. J. Infect. Control 37; 541-4, 2009

Nagao M, Iinuma Y, Igawa J, Matsushima A, Shirano M, Matsushima A, Saito T, Takakura S, Ichiyama S

2009 Peer-reviewed

Comparison of Candida albicans strain types among isolates from three countries

Shunji Takakura, Satoshi Ichiyama, Judith M. Bain, Amanda D. Davidson, Mette D. Jacobsen, Duncan J. Shaw, Neil A. R. Gow, Frank C. Odds

INTERNATIONAL JOURNAL OF MEDICAL MICROBIOLOGY, 298(7-8) 663-668, Oct, 2008 Peer-reviewed

Identifying pathogenic genetic background of simplex or multiplex retinitis pigmentosa patients: a large scale mutation screening study

Z-B Jin, M. Mandai, T. Yokota, K. Higuchi, K. Ohmori, F. Ohtsuki, S. Takakura, T. Itabashi, Y. Wada, M. Akimoto …

JOURNAL OF MEDICAL GENETICS, 45(7) 465-472, Jul, 2008 Peer-reviewed

Serodiagnosis of Mycobacterium avium-complex pulmonary disease using an enzyme immunoassay kit

Seigo Kitada, Kazuo Kobayashi, Satoshi Ichiyama, Shunij Takakura, Mitsunori Sakatani, Katsuhiro Suzuki, Tetsuya Takashima, Takayuki Nagai, Ikunosuke Sakurabayashi, Masami Ito …

AMERICAN JOURNAL OF RESPIRATORY AND CRITICAL CARE MEDICINE, 177(7) 793-797, Apr, 2008 Peer-reviewed

Effects on spectrum and susceptibility patterns of isolates causing bloodstream infection by restriction of fluoroquinolone prophylaxis in a hematology-oncology unit

T. Saito, S. Yoshioka, Y. Iinuma, S. Takakura, N. Fujihara, T. Ichinohe, T. Ishikawa, T. Uchiyama, S. Ichiyama

EUROPEAN JOURNAL OF CLINICAL MICROBIOLOGY & INFECTIOUS DISEASES, 27(3) 209-216, Mar, 2008 Peer-reviewed

Effects on spectrum and susceptibility patterns of isolates causing bacteremia by restriction of fluoroquinolone prophylaxis in a hematology-oncology unit. Eur J Clin Microbiol Infect Dis. 27:209-16，2008

Saito T, Yoshioka S, Iinuma Y, Takakura S, Fujihara N, Ichinohe T, Ishikawa T, Uchiyama T, Ichiyama S

2008 Peer-reviewed

Nationwide susceptibility surveillance of ciprofloxacin and various parenteral antimicrobials against bacteria isolated from patients with severe infections : Third Ciproxan^【○!R】injection special survey (2005)

YAMAGUCHI KEIZO, ISHII YOSHIKAZU, YAMANAKA KIYOHARU, WATANABE NAOKI, UEHARA NOBUYUKI, KAKU MITSUO, OKABE TADASHI, ITO KOICHI, NAGASAWA MITSUAKI, BABA HISASHI …

The Japanese journal of antibiotics, 61(4) 241-268, 2008 Peer-reviewed

Molecular characteristics of serotype 3 Streptococcus pneumoniae isolates among community-acquired pneumonia patients in Japan

Rie Isozumi, Yutaka Ito, Tadashi Ishida, Toyohiro Hirai, Isao Ito, Ko Maniwa, Michio Hayashi, Hitoshi Kagioka, Masataka Hirabayashi, Koichi Onaru …

Journal of Infection and Chemotherapy, 14(3) 258-261, 2008 Peer-reviewed

Pneumococcal surface protein A family types of Streptococcus pneumoniae from community-acquired pneumonia patients in Japan

Y. Ito, M. Osawa, R. Isozumi, S. Imai, I. Ito, T. Hirai, T. Ishida, S. Ichiyama, M. Mishima

EUROPEAN JOURNAL OF CLINICAL MICROBIOLOGY & INFECTIOUS DISEASES, 26(10) 739-742, Oct, 2007 Peer-reviewed

A long-term study of sharps injuries among health care workers in Japan

Yoshimasa Nagao, Hisashi Baba, Keizo Torii, Miki Nagao, Kazuhito Hatakeyama, Yoshitsugu Iinuma, Satoshi Ichiyama, Kaoru Shimokata, Michio Ohta

AMERICAN JOURNAL OF INFECTION CONTROL, 35(6) 407-411, Aug, 2007 Peer-reviewed

Genotypes and related factors reflecting macrolide resistance in pneumococcal pneumonia infections in Japan

Rie Isozumi, Yutaka Ito, Tadashi Ishida, Makoto Osawa, Toyohiro Hirai, Isao Ito, Ko Maniwa, Michio Hayashi, Hitoshi Kagioka, Masataka Hirabayashi …

JOURNAL OF CLINICAL MICROBIOLOGY, 45(5) 1440-1446, May, 2007 Peer-reviewed

Pre-transplant risk factors predicting post-transplant cytomegalovirus infection in liver transplant recipients

Takashi Saito, Hiroto Egawa, Toyoichiro Kudo, Shunji Takakura, Naoko Fujihara, Yoshitsugu Iinuma, Satoshi Ichiyama

TRANSPLANT INTERNATIONAL, 20(5) 419-424, May, 2007 Peer-reviewed

Risk factors for invasive aspergillosis in living donor liver transplant recipients

Makoto Osawa, Yutaka Ito, Toyohiro Hirai, Rie Isozurni, Shunji Takakura, Yasuhiro Fujimoto, Yoshitsugu Iinuma, Satoshi Ichiyama, Koichi Tanaka, Michiaki Mishima

LIVER TRANSPLANTATION, 13(4) 566-570, Apr, 2007 Peer-reviewed

A case of perinatal sepsis by Campylobacter fetus subsp. fetus infection successfully treated with carbapenem - case report and literature review

Naoka Fujihara, Shunji Takakura, Takashi Saito, Yoshitsugu Iinuma, Satoshi Ichiyama

Journal of Infection, 53(5) e199-e202, Nov, 2006 Peer-reviewed

Improved clinical outcome of patients with Candida bloodstream infections through direct consultation by infectious diseases physicians in a Japanese university hospital

Shunji Takakura, Naoko Fujihara, Takashi Saito, Terumi Kimoto, Yutaka Ito, Yoshitsugu Iinuma, Satoshi Ichiyama

INFECTION CONTROL AND HOSPITAL EPIDEMIOLOGY, 27(9) 964-968, Sep, 2006 Peer-reviewed

A novel variant fibrinogen, deletion of B beta 111Ser in coiled-coil region, affecting fibrin lateral aggregation

N Okumura, F Terasawa, M Hirota-Kawadobora, K Yamauchi, K Nakanishi, S Shiga, S Ichiyama, M Saito, M Kawai, T Nakahata

CLINICA CHIMICA ACTA, 365(1-2) 160-167, Mar, 2006 Peer-reviewed

Passive safety devices are more effective at reducing needlestick injuries

Y Iinuma, J Igawa, M Takeshita, Y Hashimoto, N Fujihara, T Saito, S Takakura, S Ichiyama

JOURNAL OF HOSPITAL INFECTION, 61(4) 360-361, Dec, 2005 Peer-reviewed

Rapid detection of Mycobacterium tuberculosis in respiratory samples by transcription-reverse transcription concerted reaction with an automated system

S Takakura, S Tsuchiya, Y Isawa, K Yasukawa, T Hayashi, M Tomita, K Suzuki, T Hasegawa, T Tagami, A Kurashima …

JOURNAL OF CLINICAL MICROBIOLOGY, 43(11) 5435-5439, Nov, 2005 Peer-reviewed

Streptomycin-dependent exhibition of cytokine-inducing activity in streptomycin-dependent Mycobacterium tuberculosis strain 18b

Y Fukasawa, Kawamura, I, R Uchiyama, K Yamamoto, T Kaku, T Tominaga, T Nomura, S Ichiyama, T Ezaki, M Mitsuyama

INFECTION AND IMMUNITY, 73(10) 7051-7055, Oct, 2005 Peer-reviewed

An outbreak of Legionella pneumonia originating from a cooling tower

R Isozumi, Y Ito, Ito, I, M Osawa, T Hirai, S Takakura, Y Iinuma, S Ichiyama, K Tateda, K Yamaguchi …

SCANDINAVIAN JOURNAL OF INFECTIOUS DISEASES, 37(10) 709-711, Oct, 2005 Peer-reviewed

Improved detection of minimal acute myeloid leukemia cells by the use of the combined parameters of XE-2100 hematology analyzer

K Tohyama, S Shiga, Y Itose, K Uchihashi, M Ohkura, K Takahashi, M Itoh, S Ichiyama, Y Hamaguchi

CYTOMETRY PART B-CLINICAL CYTOMETRY, 66B(1) 18-24, Jul, 2005 Peer-reviewed

Infection by Chlamydophilia avium in an elderly couple working in a pet shop

T Saito, J Ohnishi, Y Mori, Y Iinuma, S Ichiyama, F Kohi

JOURNAL OF CLINICAL MICROBIOLOGY, 43(6) 3011-3013, Jun, 2005 Peer-reviewed

Isothermal RNA sequence amplification method for rapid antituberculosis drug susceptibility testing of Mycobacterium tuberculosis

S Takakura, S Tsuchiya, N Fujihara, T Kudo, Y Iinuma, S Mitarai, S Ichiyama, K Yasukawa, T Ishiguro

JOURNAL OF CLINICAL MICROBIOLOGY, 43(5) 2489-2491, May, 2005 Peer-reviewed

Perioperative antimicrobial prophylaxis in urology: a multi-center prospective study

S Yamamoto, S Kanamaru, Y Kunishima, S Ichiyama, O Ogawa

JOURNAL OF CHEMOTHERAPY, 17(2) 189-197, Apr, 2005 Peer-reviewed

Detection of Chlamydophila psittaci in asymptomatic animals [4] (multiple letters)

G. Greco, M. Corrente, V. Martella, T. Saito, Y. Iinuma, S. Ichiyama, J. Ohnishi, Y. Mori, F. Kohi

Journal of Clinical Microbiology, 43(10) 5410-5411, 2005 Peer-reviewed

Surgical-site infection surveillance at a small-scale community hospital

Takashi Saito, Yoji Aoki, Kazuo Ebara, Shunichi Hirai, Yasuhiro Kitamura, Yosinobu Kasaoka, Yoshihiro Mori, Yoshitsugu Iinuma, Satoshi Ichiyama, Fumikazu Kohi

Journal of Infection and Chemotherapy, 11(4) 204-206, 2005 Peer-reviewed

Feasibility of flow cytometry for the detection of bacteria from body fluid samples

Takashi Saito, Yoshitsugu Iinuma, Shunji Takakura, Naoko Fujihara, Junya Inoue, Yukio Hamaguchi, Satoshi Ichiyama

Journal of Infection and Chemotherapy, 11(5) 220-225, 2005 Peer-reviewed

Surgical site infection in living-donor liver transplant recipients: A prospective study

Y Iinuma, K Senda, N Fujihara, T Saito, S Takakura, T Kudo, T Kiuchi, K Tanaka, S Ichiyama

TRANSPLANTATION, 78(5) 704-709, Sep, 2004 Peer-reviewed