• 240 Citations
  • 10 h-Index
20112020

Research output per year

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Research Output

  • 240 Citations
  • 10 h-Index
  • 28 Article
  • 1 Conference contribution
  • 1 Letter
  • 1 Review article
2020

Characteristics of chronic obstructive pulmonary disease patients with pulmonary hypertension assessed by echocardiography in a three-year observational cohort study

Nakayama, S., Chubachi, S., Sakurai, K., Irie, H., Tsutsumi, A., Hashiguchi, M., Itabashi, Y., Murata, M., Nakamura, H., Asano, K. & Fukunaga, K., 2020 Jan 1, In : International Journal of COPD. 15, p. 487-499 13 p.

Research output: Contribution to journalArticle

Open Access
2019

Allergic bronchopulmonary aspergillosis in succession to chronic eosinophilic pneumonia

Mochimaru, T., Fukunaga, K., Ueda, S., Kuroda, A., Watanabe, R., Chubachi, S. & Betsuyaku, T., 2019 Jul 1, In : Allergology International. 68, 3, p. 370-371 2 p.

Research output: Contribution to journalLetter

Open Access

Disseminated histoplasmosis from a calcified lung nodule after long-term corticosteroid therapy in an elderly Japanese patient: A case report

Kobayashi, K., Asakura, T., Kawada, I., Hasegawa, H., Chubachi, S., Ohara, K., Kuramoto, J., Sugiura, H., Fujishima, S., Iwata, S., Umeyama, T., Katano, H., Uwamino, Y., Miyazaki, Y., Kamei, K., Hasegawa, N. & Betsuyaku, T., 2019 Apr 1, In : Medicine. 98, 17, p. e15264

Research output: Contribution to journalArticle

Open Access

Predictive and modifying factors of bone mineral density decline in patients with COPD

Kameyama, N., Chubachi, S., Sasaki, M., Tsutsumi, A., Irie, H., Sakurai, K., Sayama, K., Nakamura, H., Asano, K., Betsuyaku, T. & Fukunaga, K., 2019 Mar 1, In : Respiratory Medicine. 148, p. 13-23 11 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2018

Clinical utility of blood neutrophil-lymphocyte ratio in Japanese COPD patients

Sakurai, K., Chubachi, S., Irie, H., Tsutsumi, A., Kameyama, N., Kamatani, T., Koh, H., Terashima, T., Nakamura, H., Asano, K. & Betsuyaku, T., 2018 May 2, In : BMC Pulmonary Medicine. 18, 1, 65.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Development of necrotizing myopathy following interstitial lung disease with anti-signal recognition particle antibody

Kusumoto, T., Okamori, S., Masuzawa, K., Asakura, T., Nishina, N., Chubachi, S., Naoki, K., Fukunaga, K. & Betsuyaku, T., 2018 Jan 1, In : Internal Medicine. 57, 14, p. 2045-2049 5 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Effects of long-term cigarette smoke exposure on bone metabolism, structure, and quality in a mouse model of emphysema

Sasaki, M., Chubachi, S., Kameyama, N., Sato, M., Haraguchi, M., Miyazaki, M., Takahashi, S., Nakano, T., Kuroda, Y., Betsuyaku, T. & Matsuo, K., 2018 Jan 1, In : PLoS One. 13, 1, e0191611.

Research output: Contribution to journalArticle

11 Citations (Scopus)

Impact of cataract on health-related quality of life in a longitudinal Japanese chronic obstructive pulmonary cohort

On behalf of the Keio COPD Comorbidity Research (K-CCR) Group, 2018 Nov 1, In : Chronic Respiratory Disease. 15, 4, p. 329-338 10 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Intermittent exposure to cigarette smoke increases lung tumors and the severity of emphysema more than continuous exposure

Kameyama, N., Chubachi, S., Hegab, A. E., Yasuda, H., Kagawa, S., Tsutsumi, A., Fukunaga, K., Shimoda, M., Kanai, Y., Soejima, K. & Betsuyaku, T., 2018 Aug 1, In : American Journal of Respiratory Cell and Molecular Biology. 59, 2, p. 179-188 10 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)

Plasma sE-cadherin and the plasma sE-cadherin/sVE-cadherin ratio are potential biomarkers for chronic obstructive pulmonary disease

Shirahata, T., Nakamura, H., Nakajima, T., Nakamura, M., Chubachi, S., Yoshida, S., Tsuduki, K., Mashimo, S., Takahashi, S., Minematsu, N., Tateno, H., Asano, K., Fujishima, S. & Betsuyaku, T., 2018 Feb 12, (Accepted/In press) In : Biomarkers. p. 1-8 8 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)
2017

Characteristics of patients with increasing COPD assessment test scores within 3 years

Irie, H., Chubachi, S., Sato, M., Tsutsumi, A., Nakachi, I., Miyao, N., Nishio, K., Nakamura, H., Asano, K. & Betsuyaku, T., 2017 Oct 1, In : Respiratory Medicine. 131, p. 101-108 8 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Edoxaban treatment for pulmonary arterial thromboembolism associated with azygous vein aneurysm

Mochimaru, T., Kawada, I., Chubachi, S., Tsutsumi, A., Hasegawa, H. & Betsuyaku, T., 2017 May 1, In : Respirology Case Reports. 5, 3, e00223.

Research output: Contribution to journalArticle

Radiologic features of precancerous areas of the lungs in chronic obstructive pulmonary disease

Keio COPD Comorbidity Research Group & Naoki, K., 2017 May 30, In : International Journal of COPD. 12, p. 1613-1624 12 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Relationship between diminution of small pulmonary vessels and emphysema in chronic obstructive pulmonary disease

Mashimo, S., Chubachi, S., Tsutsumi, A., Kameyama, N., Sasaki, M., Jinzaki, M., Nakamura, H., Asano, K., Reilly, J. J. & Betsuyaku, T., 2017 Nov 1, In : Clinical Imaging. 46, p. 85-90 6 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

The association between dental health and nutritional status in chronic obstructive pulmonary disease

Terashima, T., Chubachi, S., Matsuzaki, T., Nakajima, T., Satoh, M., Iwami, E., Yoshida, K., Katakura, A. & Betsuyaku, T., 2017 Nov 1, In : Chronic Respiratory Disease. 14, 4, p. 334-341 8 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

The prognostic factors for long-term (≥5 Years) survival in stage IV Non-small cell lung cancer

Matsuzaki, T., Ikemura, S., Chubachi, S., Nakayama, S., Iwami, E., Sato, M., Nakajima, T., Eguchi, K. & Terashima, T., 2017 Apr 20, In : Japanese Journal of Lung Cancer. 57, 2, p. 88-95 8 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)
2016

A Case of Small Cell Lung Cancer Treated with Concurrent Chemoradiotherapy with Carboplatin plus Etoposide in a Hemodialysis Patient

Terashima, T., Iwami, E., Chubachi, S., Ikemura, S., Nakajima, T., Matsuzaki, T. & Aoyagi, H., 2016 Jan 1, In : Gan to kagaku ryoho. Cancer & chemotherapy. 43, 1, p. 99-101 3 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Bone turnover and bone structure in clinical animal models of COPD

Sasaki, M. & Chubachi, S., 2016 Jan 1, In : Clinical calcium. 26, 10, p. 1413-1418 6 p.

Research output: Contribution to journalReview article

1 Citation (Scopus)

Determinants of chronic obstructive pulmonary disease severity in the late-elderly differ from those in younger patients Pulmonary Medicine

Haraguchi, M., Nakamura, H., Sasaki, M., Miyazaki, M., Chubachi, S., Takahashi, S., Asano, K., Jones, P. W. & Betsuyaku, T., 2016 Jan 4, In : BMC Research Notes. 9, 1, 7.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Identification of five clusters of comorbidities in a longitudinal Japanese chronic obstructive pulmonary disease cohort

On behalf of the Keio COPD Comorbidity Research (K-CCR) Group, 2016 Aug 1, In : Respiratory Medicine. 117, p. 272-279 8 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)

Impact of mild exacerbation on COPD symptoms in a Japanese cohort

Sato, M., Chubachi, S., Sasaki, M., Haraguchi, M., Kameyama, N., Tsutsumi, A., Takahashi, S., Nakamura, H., Asano, K. & Betsuyaku, T., 2016 Jun 9, In : International Journal of COPD. 11, 1, p. 1269-1278 10 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Plasma Cathepsin S and Cathepsin S/Cystatin C Ratios Are Potential Biomarkers for COPD

Nakajima, T., Nakamura, H., Owen, C. A., Yoshida, S., Tsuduki, K., Chubachi, S., Shirahata, T., Mashimo, S., Nakamura, M., Takahashi, S., Minematsu, N., Tateno, H., Fujishima, S., Asano, K., Celli, B. R. & Betsuyaku, T., 2016, In : Disease Markers. 2016, 4093870.

Research output: Contribution to journalArticle

11 Citations (Scopus)
2015

Evaluation of cigarette smoke-induced emphysema in mice using quantitative micro-computed tomography

Sasaki, M., Chubachi, S., Kameyama, N., Sato, M., Haraguchi, M., Miyazaki, M., Takahashi, S. & Betsuyaku, T., 2015 May 15, In : American Journal of Physiology - Lung Cellular and Molecular Physiology. 308, 10, p. L1039-L1045

Research output: Contribution to journalArticle

21 Citations (Scopus)

Polymorphism of LRP5 gene and emphysema severity are associated with osteoporosis in Japanese patients with or at risk for COPD

Chubachi, S., Nakamura, H., Sasaki, M., Haraguchi, M., Miyazaki, M., Takahashi, S., Tanaka, K., Funatsu, Y., Asano, K. & Betsuyaku, T., 2015 Feb 1, In : Respirology. 20, 2, p. 286-295 10 p.

Research output: Contribution to journalArticle

20 Citations (Scopus)

The reasons for triple therapy in stable COPD patients in Japanese clinical practice

Miyazaki, M., Nakamura, H., Takahashi, S., Chubachi, S., Sasaki, M., Haraguchi, M., Terai, H., Ishii, M., Fukunaga, K., Tasaka, S., Soejima, K., Asano, K. & Betsuyaku, T., 2015 Jun 4, In : International Journal of COPD. 10, p. 1053-1059 7 p.

Research output: Contribution to journalArticle

17 Citations (Scopus)
2014

Analysis of comorbid factors that increase the COPD assessment test scores

Miyazaki, M., Nakamura, H., Chubachi, S., Sasaki, M., Haraguchi, M., Yoshida, S., Tsuduki, K., Shirahata, T., Takahashi, S., Minematsu, N., Koh, H., Nakamura, M., Sakamaki, F., Terashima, T., Sayama, K., Jones, P. W., Asano, K., Betsuyaku, T., Inoue, T., Miyao, N. & 5 others, Nishio, K., Tateno, H., Oyamada, Y., Matsuzaki, T. & Umeda, A., 2014 Feb 6, In : Respiratory Research. 15, 1, 13.

Research output: Contribution to journalArticle

53 Citations (Scopus)

Plasma cytokine profiles related to smoking-sensitivity and phenotypes of chronic obstructive pulmonary disease

Nakamura, M., Nakamura, H., Minematsu, N., Chubachi, S., Miyazaki, M., Yoshida, S., Tsuduki, K., Shirahata, T., Mashimo, S., Takahashi, S., Nakajima, T., Tateno, H., Fujishima, S. & Betsuyaku, T., 2014 Aug, In : Biomarkers. 19, 5, p. 368-377 10 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)
2012

Annexin V decreases PS-mediated macrophage efferocytosis and deteriorates elastase-induced pulmonary emphysema in mice

Yoshida, S., Minematsu, N., Chubachi, S., Nakamura, H., Miyazak, M., Tsuduki, K., Takahashi, S., Miyasho, T., Iwabuchi, T., Takamiya, R., Tateno, H., Mouded, M., Shapiro, S. D., Asano, K. & Betsuyaku, T., 2012 Nov 15, In : American Journal of Physiology - Lung Cellular and Molecular Physiology. 303, 10, p. L852-L860

Research output: Contribution to journalArticle

16 Citations (Scopus)
2011

Accuracy improvement for analysis of emphysema by lung lobe segmentation

Neda, K., Tanaka, T., Chubachi, S. & Sugiura, H., 2011 Jan 1, SICE 2011 - SICE Annual Conference 2011, Final Program and Abstracts. Society of Instrument and Control Engineers (SICE), p. 1498-1500 3 p. 6060198. (Proceedings of the SICE Annual Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Evaluation of a new fiber-grating vision sensor for assessing pulmonary functions in healthy and COPD subjects

Tsujimura, S., Nakamura, H., Sato, I., Tsuduki, K., Shirahata, T., Yoshida, S., Chubachi, S., Miyazaki, M., Aoki, H., Nakamura, M., Takahashi, S., Nakajima, T., Minematsu, N., Tateno, H. & Asano, K., 2011 Oct 1, In : Physiological Measurement. 32, 10, p. 1701-1713 13 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)