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K. Akata · SciRah

Researcher profile · Semantic Scholar

K. Akata

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K. Akata — researcher profile on SciRah

h-index: 19
Works: 86
Citations: 1,044

Most-cited papers

The clinical features of respiratory infections caused by the Streptococcus anginosus group
Shingo Noguchi, K. Yatera, Toshinori Kawanami, K. Yamasaki +6 more
2015BMC Pulmonary Medicine89 citations Open access
Semantic Scholar
Lung Macrophage Functional Properties in Chronic Obstructive Pulmonary Disease
K. Akata, S. V. van Eeden
2020International Journal of Molecular Sciences80 citations Open access
Semantic Scholar
The significance of oral streptococci in patients with pneumonia with risk factors for aspiration: the bacterial floral analysis of 16S ribosomal RNA gene using bronchoalveolar lavage fluid
K. Akata, K. Yatera, K. Yamasaki, Toshinori Kawanami +6 more
2016BMC Pulmonary Medicine77 citations Open access
Semantic Scholar
Bacteriological Assessment of Healthcare-Associated Pneumonia Using a Clone Library Analysis
Shingo Noguchi, H. Mukae, Toshinori Kawanami, K. Yamasaki +5 more
2015PLoS ONE44 citations Open access
Semantic Scholar
Macrophages with reduced expressions of classical M1 and M2 surface markers in human bronchoalveolar lavage fluid exhibit pro-inflammatory gene signatures
H. Takiguchi, C. Yang, Cheng Wei Tony Yang, B. Şahin +14 more
2021Scientific Reports43 citations Open access
Semantic Scholar
Impact of the number of aspiration risk factors on mortality and recurrence in community-onset pneumonia
Shingo Noguchi, K. Yatera, Tatsuji Kato, Yasuo Chojin +5 more
2017Clinical Interventions in Aging39 citations Open access
Semantic Scholar
Nitric oxide exerts protective effects against bleomycin-induced pulmonary fibrosis in mice
Shingo Noguchi, K. Yatera, Ke-Yong Wang, K. Oda +9 more
2014Respiratory Research39 citations Open access
Semantic Scholar
Effects of Inhaled Corticosteroid/long-acting beta-2 Agonist Combination on the Airway Microbiome of Patients with COPD: A Randomized Controlled Trial (DISARM).
F. Leitão, H. Takiguchi, K. Akata, S. Ra +14 more
2021American Journal of Respiratory and Critical Care Medicine38 citations
Semantic Scholar
The Importance of Obligate Anaerobes and the Streptococcus anginosus Group in Pulmonary Abscess: A Clone Library Analysis Using Bronchoalveolar Lavage Fluid
H. Mukae, Shingo Noguchi, K. Naito, Toshinori Kawanami +9 more
2016Respiration38 citations
Semantic Scholar
Possible role of anaerobes in the pathogenesis of nontuberculous mycobacterial infection
K. Yamasaki, H. Mukae, Toshinori Kawanami, K. Fukuda +11 more
2015Respirology (Carlton South. Print)37 citations
Semantic Scholar
Poor oral hygiene is associated with the detection of obligate anaerobes in pneumonia.
Ryosuke Hata, Shingo Noguchi, Toshinori Kawanami, K. Yamasaki +9 more
2019The Journal of Periodontology36 citations
Semantic Scholar
Transcriptomic profiling of the airway epithelium in COPD links airway eosinophilia to type 2 inflammation and corticosteroid response
C. Leung, H. Park, Xuan Li, G. Koelwyn +19 more
2025European Respiratory Journal30 citations Open access
Semantic Scholar
Evaluation of the Mann Assessment of Swallowing Ability in Elderly Patients with Pneumonia
Yasuo Chojin, Tatsuji Kato, Mariko Rikihisa, Masami Omori +5 more
2017Aging and Disease30 citations Open access
Semantic Scholar
Clinical impact of methicillin-resistant staphylococcus aureus on bacterial pneumonia: cultivation and 16S ribosomal RNA gene analysis of bronchoalveolar lavage fluid
Toshinori Kawanami, K. Yatera, K. Yamasaki, Shingo Noguchi +7 more
2016BMC Infectious Diseases28 citations Open access
Semantic Scholar
Pneumonia and empyema caused by Streptococcus intermedius that shows the diagnostic importance of evaluating the microbiota in the lower respiratory tract.
Shingo Noguchi, K. Yatera, Toshinori Kawanami, K. Yamasaki +7 more
2014Internal medicine25 citations Open access
Semantic Scholar
Using oral health assessment to predict aspiration pneumonia in older adults
Shingo Noguchi, K. Yatera, Tatsuji Kato, Yasuo Chojin +5 more
2018Gerodontology24 citations
Semantic Scholar
Abundance of Non-Polarized Lung Macrophages with Poor Phagocytic Function in Chronic Obstructive Pulmonary Disease (COPD)
K. Akata, K. Yamasaki, F. Leitão, Chen-Xi Yang +7 more
2020Biomedicines23 citations Open access
Semantic Scholar
A case of Good syndrome with pulmonary lesions similar to diffuse panbronchiolitis.
Takaaki Ogoshi, H. Ishimoto, K. Yatera, K. Oda +6 more
2012Internal medicine21 citations Open access
Semantic Scholar
Bacteriological incidence in pneumonia patients with pulmonary emphysema: a bacterial floral analysis using the 16S ribosomal RNA gene in bronchoalveolar lavage fluid
K. Naito, K. Yamasaki, K. Yatera, K. Akata +6 more
2017International Journal of COPD20 citations Open access
Semantic Scholar
Determining the Possible Etiology of Hospital-Acquired Pneumonia Using a Clone Library Analysis in Japan.
K. Yatera, Shingo Noguchi, K. Yamasaki, Toshinori Kawanami +8 more
2017Tohoku journal of experimental medicine17 citations Open access
Semantic Scholar
Altered polarization and impaired phagocytic activity of lung macrophages in people with HIV and COPD.
K. Akata, J. Leung, K. Yamasaki, F. Leitão +9 more
2021Journal of Infectious Diseases16 citations
Semantic Scholar
Induction of plasmid-mediated AmpC β-lactamase DHA-1 by piperacillin/tazobactam and other β-lactams in Enterobacteriaceae
K. Akata, T. Muratani, K. Yatera, K. Naito +5 more
2019PLoS ONE15 citations Open access
Semantic Scholar
The distribution and annual changes in the Streptococcus pneumoniae serotypes in adult Japanese patients with pneumococcal pneumonia from 2011 to 2015.
K. Akata, B. Chang, K. Yatera, Toshinori Kawanami +4 more
2017Journal of Infection and Chemotherapy15 citations
Semantic Scholar
Decreased Bronchial Eosinophilic Inflammation and Mucus Hypersecretion in Asthmatic Mice Lacking All Nitric Oxide Synthase Isoforms
K. Akata, K. Yatera, Ke-Yong Wang, K. Naito +8 more
2016Lung15 citations
Semantic Scholar
Distribution and annual changes in Streptococcus pneumoniae serotypes in adult Japanese patients with pneumonia.
K. Akata, B. Chang, K. Yatera, Toshinori Kawanami +5 more
2015Journal of Infection and Chemotherapy15 citations
Semantic Scholar
Two cases of everolimus-associated interstitial pneumonia in patients with renal cell carcinoma.
K. Akata, K. Yatera, H. Ishimoto, Minako Kozaki +7 more
2011Internal medicine13 citations Open access
Semantic Scholar
Comparative study of bacterial flora in bronchoalveolar lavage fluid of pneumonia patients based on their pneumonia subtypes and comorbidities using 16S ribosomal RNA gene analysis.
Kazuki Nemoto, K. Yatera, K. Akata, H. Ikegami +7 more
2022Journal of Infection and Chemotherapy12 citations Open access
Semantic Scholar
Co-infection with Multiple Nontuberculous Mycobacteria as a Possible Exacerbating Factor in Pulmonary Nontuberculous Mycobacteriosis: Clone Library Analysis Using the 16S rRNA Gene.
K. Naito, Shingo Noguchi, K. Yatera, Toshinori Kawanami +8 more
2020Chest10 citations
Semantic Scholar
Prevalence of sinusitis and efficacy of intranasal corticosteroid treatment on asthmatic symptoms in asthmatic patients with rhinosinusitis: a pilot study
K. Yatera, K. Yamasaki, Shingo Noguchi, Chinatsu Nishida +5 more
2016International Forum of Allergy and Rhinology10 citations
Semantic Scholar
Refinement of microbiota analysis of specimens from patients with respiratory infections using next-generation sequencing
H. Ikegami, Shingo Noguchi, K. Fukuda, K. Akata +4 more
2021Scientific Reports9 citations Open access
Semantic Scholar
A fatal case of COVID-19-associated invasive pulmonary aspergillosis
Yuto Iwanaga, Toshinori Kawanami, K. Yamasaki, Hideki Sakakibara +6 more
2021Journal of Infection and Chemotherapy9 citations Open access
Semantic Scholar
Macrophages—the immune effector guardians of the lung: impact of corticosteroids on their functional responses
S. V. van Eeden, K. Akata
2020Clinical science9 citations Open access
Semantic Scholar
Distribution and annual changes in the proportion of Streptococcus pneumoniae serotypes in Japanese adults with pneumococcal pneumonia from 2011 to 2017.
Shingo Noguchi, K. Yatera, K. Akata, B. Chang +5 more
2019Journal of Infection and Chemotherapy9 citations
Semantic Scholar
Frequency of detection of Chlamydophila pneumoniae using bronchoalveolar lavage fluid in patients with community-onset pneumonia.
Shingo Noguchi, K. Yatera, Toshinori Kawanami, K. Fukuda +5 more
2017Respiratory Investigation8 citations
Semantic Scholar
[Factors Associated with Diagnostic Yield of Endobronchial Ultrasonography with a Guide Sheath for Peripheral Lung Cancer].
Keigo Uchimura, K. Yamasaki, H. Ishimoto, S. Kakinouchi +16 more
2016Journal of UOEH7 citations Open access
Semantic Scholar
Reduced phagocytic activity of human alveolar macrophages infected with Mycobacterium avium complex.
H. Ikegami, K. Yamasaki, M. Ogawa, Kazuki Nemoto +6 more
2022Journal of Infection and Chemotherapy6 citations Open access
Semantic Scholar
[Microbiology of Aspiration Pneumonia].
K. Akata, Shingo Noguchi, Toshinori Kawanami, Ryosuke Hata +3 more
2019Journal of UOEH6 citations Open access
Semantic Scholar
Efficacy and safety of meropenem (3 g daily) in Japanese patients with refractory respiratory infections.
Toshinori Kawanami, H. Mukae, Shingo Noguchi, K. Yamasaki +5 more
2014Journal of Infection and Chemotherapy6 citations
Semantic Scholar
Incidence and outcomes of bepridil-induced interstitial pneumonia.
K. Yamasaki, K. Yatera, Shingo Noguchi, K. Oda +8 more
2013Respiratory Medicine6 citations Open access
Semantic Scholar
Microbiological etiology of aspiration pneumonia in Japan: Insights from a systematic review and meta-analysis.
Shingo Noguchi, K. Akata, H. Mukae, K. Yatera
2025Respiratory Investigation5 citations Open access
Semantic Scholar
[A brain abscess as a complication of hepatopulmonary syndrome coexisting with interstitial pneumonia].
Toyoshi Yanagihara, Atsushi Moriwaki, N. Seki, K. Akata +1 more
2011Nihon Kokyuki Gakkai zasshi = the journal of the Japanese Respiratory Society5 citations
Semantic Scholar
Epidemiologic evaluation of pulmonary paragonimiasis in Japan using a Japanese nationwide administrative database.
Issei Ikushima, K. Yamasaki, Masahiro Tahara, Kazuki Nemoto +9 more
2024Journal of Infection and Chemotherapy4 citations Open access
Semantic Scholar
Sarcoidosis Associated with Enlarged Mediastinal Lymph Nodes with the Detection of Streptococcus gordonii and Cutibacterium acnes Using a Clone Library Method
K. Akata, K. Yamasaki, Kazuki Nemoto, H. Ikegami +6 more
2023Internal medicine4 citations Open access
Semantic Scholar
Combined Radiographic Features and Age Can Distinguish Mycoplasma pneumoniae Pneumonia from Other Bacterial Pneumonias: Analysis Using the 16S rRNA Gene Sequencing Data
Yuto Iwanaga, K. Yamasaki, Kazuki Nemoto, K. Akata +8 more
2022Journal of Clinical Medicine4 citations Open access
Semantic Scholar
A human respiratory tract-associated bacterium with an extremely small genome
K. Fukuda, K. Yamasaki, Y. Ogura, Toshinori Kawanami +8 more
2021Communications Biology4 citations Open access
Semantic Scholar
Clinical Characteristics of Bacterial Pleuritis Patients with Presence of Streptococcus anginosus Group and Obligate Anaerobes Detected by Clone Library Analysis.
Ryosuke Hata, Toshinori Kawanami, Shingo Noguchi, K. Fukuda +5 more
2019Clinical Respiratory Journal4 citations
Semantic Scholar
An Autopsy Case Report of Adult T-cell Leukemia Accompanied by Rheumatoid Arthritis Mimicking Diffuse Panbronchiolitis.
T. Shiraishi, H. Ishimoto, K. Akata, Toshinori Kawanami +2 more
2017Journal of UOEH4 citations Open access
Semantic Scholar
Clinical efficacy and safety of high-dose doripenem in Japanese patients with pneumonia.
K. Yatera, K. Naito, Shingo Noguchi, K. Akata +7 more
2016Journal of Infection and Chemotherapy4 citations
Semantic Scholar
A Case of Rapid Exacerbation of Pulmonary Mycobacterium Avium Complex Infection Mimicking Pulmonary Aspergillosis.
Shingo Noguchi, K. Yatera, K. Yamasaki, Toshinori Kawanami +7 more
2015Journal of UOEH4 citations Open access
Semantic Scholar
In-hospital airborne tuberculous infection from a lesion of calcified pleural thickening during thoracic surgery in a patient with lung cancer.
K. Akata, Toshinori Kawanami, K. Yatera, Takashi Tachiwada +9 more
2015Internal medicine4 citations Open access
Semantic Scholar

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K. Yatera×42
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K. Yatera — researcher profile on SciRah
H. Mukae×40
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H. Mukae — researcher profile on SciRah
K. Yamasaki×38
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K. Yamasaki — researcher profile on SciRah
Shingo Noguchi×36
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Shingo Noguchi — researcher profile on SciRah

Toshinori Kawanami

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Toshinori Kawanami — researcher profile on SciRah

H. Ishimoto×22

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H. Ishimoto — researcher profile on SciRah

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K. Fukuda — researcher profile on SciRah

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K. Naito — researcher profile on SciRah

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T. Kido — researcher profile on SciRah

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H. Ikegami — researcher profile on SciRah

Chinatsu Nishida×9

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Chinatsu Nishida — researcher profile on SciRah

H. Taniguchi×8

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H. Taniguchi — researcher profile on SciRah