Takashi Otsuka

3.0k total citations · 2 hit papers
65 papers, 2.3k citations indexed

About

Takashi Otsuka is a scholar working on Surgery, Molecular Biology and Epidemiology. According to data from OpenAlex, Takashi Otsuka has authored 65 papers receiving a total of 2.3k indexed citations (citations by other indexed papers that have themselves been cited), including 13 papers in Surgery, 10 papers in Molecular Biology and 10 papers in Epidemiology. Recurrent topics in Takashi Otsuka's work include Spinal Cord Injury Research (7 papers), Mesenchymal stem cell research (7 papers) and Trace Elements in Health (5 papers). Takashi Otsuka is often cited by papers focused on Spinal Cord Injury Research (7 papers), Mesenchymal stem cell research (7 papers) and Trace Elements in Health (5 papers). Takashi Otsuka collaborates with scholars based in Japan, United States and Norway. Takashi Otsuka's co-authors include Patricia D. Hurn, Richard J. Traystman, Peter Agre, Mahmood Amiry‐Moghaddam, Anish Bhardwaj, Finn‐Mogens Šmejda Haug, Ole Petter Ottersen, Valina L. Dawson, Stanley C. Froehner and Marvin E. Adams and has published in prestigious journals such as Proceedings of the National Academy of Sciences, SHILAP Revista de lepidopterología and PLoS ONE.

In The Last Decade

Takashi Otsuka

56 papers receiving 2.2k citations

Hit Papers

2 papers align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Poly(ADP-ribose) (PAR) polymer is a death signal

2006 527 citations Takashi Otsuka, Patricia D. Hurn et al. Proceedings of the National Academy of Sciences profile →
An α-syntrophin-dependent pool of AQP4 in astroglial end-feet confers bidirectional water flow between blood and brain

2003 434 citations Mahmood Amiry‐Moghaddam, Takashi Otsuka et al. Proceedings of the National Academy of Sciences profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Takashi Otsuka Japan	21	972	428	289	275	248	65	2.3k
Sergio Li Calzi United States	29	1.5k 1.5×	276 0.6×	295 1.0×	195 0.7×	145 0.6×	59	2.9k
Yasuyuki Kihara Japan	30	1.9k 1.9×	448 1.0×	370 1.3×	238 0.9×	247 1.0×	89	3.6k
Jun Harada Japan	24	1.3k 1.3×	264 0.6×	342 1.2×	234 0.9×	434 1.8×	63	2.5k
Ruijuan Xiu China	26	1.1k 1.1×	285 0.7×	237 0.8×	168 0.6×	88 0.4×	113	2.4k
Jianming Xiang United States	27	714 0.7×	272 0.6×	200 0.7×	403 1.5×	317 1.3×	60	2.2k
Aqeela Afzal United States	27	1.1k 1.1×	204 0.5×	328 1.1×	232 0.8×	129 0.5×	54	2.6k
Béla Kis United States	32	852 0.9×	256 0.6×	348 1.2×	317 1.2×	757 3.1×	110	2.7k
Yang Tang China	25	1.2k 1.2×	340 0.8×	182 0.6×	296 1.1×	204 0.8×	57	2.2k
Jianliang Zhang China	27	751 0.8×	317 0.7×	525 1.8×	123 0.4×	189 0.8×	75	2.1k
Shunya Takizawa Japan	27	925 1.0×	140 0.3×	482 1.7×	480 1.7×	385 1.6×	143	2.9k

Countries citing papers authored by Takashi Otsuka

Since Specialization

Citations

This map shows the geographic impact of Takashi Otsuka's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Takashi Otsuka with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Takashi Otsuka more than expected).

Fields of papers citing papers by Takashi Otsuka

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Takashi Otsuka. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Takashi Otsuka. The network helps show where Takashi Otsuka may publish in the future.

Co-authorship network of co-authors of Takashi Otsuka

This figure shows the co-authorship network connecting the top 25 collaborators of Takashi Otsuka. A scholar is included among the top collaborators of Takashi Otsuka based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Takashi Otsuka. Takashi Otsuka is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Takechi, Kenshi, et al.. (2023). Association between nocturnal falls and hypnotic drug use in older patients at acute care hospitals. European Journal of Clinical Pharmacology. 79(6). 753–758. 2 indexed citations

Yanagisawa, Takafumi, Shintaro Narita, Shingo Hatakeyama, et al.. (2023). Docetaxel versus abiraterone for metastatic hormone‐sensitive prostate cancer with focus on efficacy of sequential therapy. The Prostate. 83(6). 563–571. 4 indexed citations

Otsuka, Takashi, et al.. (2021). Comparisons of Neurotrophic Effects of Mesenchymal Stem Cells Derived from Different Tissues on Chronic Spinal Cord Injury Rats. Stem Cells and Development. 30(17). 865–875. 7 indexed citations

Yanagisawa, Takafumi, Takahiro Kimura, Keiichiro Mori, et al.. (2021). Abiraterone acetate versus nonsteroidal antiandrogen with androgen deprivation therapy for high‐risk metastatic hormone‐sensitive prostate cancer. The Prostate. 82(1). 3–12. 13 indexed citations

Imura, Takeshi, Takashi Otsuka, Yumi Kawahara, & Louis Yuge. (2019). “Microgravity” as a unique and useful stem cell culture environment for cell-based therapy. Regenerative Therapy. 12. 2–5. 26 indexed citations

Otsuka, Takashi, Takeshi Imura, Kei Nakagawa, et al.. (2018). Simulated Microgravity Culture Enhances the Neuroprotective Effects of Human Cranial Bone-Derived Mesenchymal Stem Cells in Traumatic Brain Injury. Stem Cells and Development. 27(18). 1287–1297. 25 indexed citations

Mitsuhara, Takafumi, Takahito Okazaki, Takeshi Imura, et al.. (2018). Rat Cranial Bone-Derived Mesenchymal Stem Cell Transplantation Promotes Functional Recovery in Ischemic Stroke Model Rats. Stem Cells and Development. 27(15). 1053–1061. 22 indexed citations

Shiratori, Yuki, Hirokazu Tachikawa, Noriko Yamada, et al.. (2017). The Effect of Case Management for Suicide Attempters with Sequential Cooperation of General and Psychiatric Hospitals: A Preliminary Study. 119(4). 237.

Okamoto, Yoshitaka, Kimihiro Okubo, Syuji Yonekura, et al.. (2015). Efficacy and Safety of Sublingual Immunotherapy for Two Seasons in Patients with Japanese Cedar Pollinosis. International Archives of Allergy and Immunology. 166(3). 177–188. 83 indexed citations

10.

Kitahara, Takao, Kazui Soma, Shingo Konno, et al.. (2014). Impact of Platelet Transfusion on Survival of Patients with Intracerebral Hemorrhage after Administration of Anti-Platelet Agents at a Tertiary Emergency Center. PLoS ONE. 9(5). e97328–e97328. 20 indexed citations

11.

Otsuka, Takashi, et al.. (2013). Suppression of metallothionein 3 gene expression by androgen in LNCaP prostate cancer cells. Biomedical Reports. 1(4). 614–618. 7 indexed citations

12.

Ohashi, Toru, Hirohito Nishino, Yoko Arai, Takashi Otsuka, & Izumi Koizuka. (2011). Recovery from adaptation of the action potential in idiopathic sudden sensorineural hearing loss investigated using a paired-click stimulation paradigm. Acta Oto-Laryngologica. 131(11). 1165–1171. 2 indexed citations

13.

Watanabe, Shôji, et al.. (2009). Recurrent Pleomorphic Adenomas of the Parotid Gland. Practica Oto-Rhino-Laryngologica. 102(7). 577–581.

14.

Tanaka, Akihiro, Tetsuya Aiba, Takashi Otsuka, et al.. (2009). Population Pharmacokinetic Analysis of Vancomycin Using Serum Cystatin C as a Marker of Renal Function. Antimicrobial Agents and Chemotherapy. 54(2). 778–782. 53 indexed citations

15.

Otsuka, Takashi, Akihiro Tanaka, Katsuya Suemaru, et al.. (2008). Evaluation of the clinical application of cystatin C, a new marker of the glomerular filtration rate, for the initial dose-setting of arbekacin. Journal of Clinical Pharmacy and Therapeutics. 33(3). 227–235. 7 indexed citations

16.

Watanabe, Shôji, et al.. (2007). A Statistical Review of Esophageal Foreign Bodies. Nihon Kikan Shokudoka Gakkai Kaiho. 58(6). 527–532. 4 indexed citations

17.

Iguchi, Kazuhiro, Kenichiro Ishii, Toru Nakano, et al.. (2007). Isolation and Characterization of LNCaP Sublines Differing in Hormone Sensitivity. Journal of Andrology. 28(5). 670–678. 22 indexed citations

18.

Amiry‐Moghaddam, Mahmood, Takashi Otsuka, Patricia D. Hurn, et al.. (2003). An α-syntrophin-dependent pool of AQP4 in astroglial end-feet confers bidirectional water flow between blood and brain. Proceedings of the National Academy of Sciences. 100(4). 2106–2111. 434 indexed citations breakdown →

19.

Nickum, James E., Midori Aoyagi-Usui, & Takashi Otsuka. (2003). Environmental Consciousness in Japan ( Environmental Consciousness in Southeast and East Asia: Comparative Studies of Public Perceptions of Environmental Problems in Hong Kong(China), Japan, Thailand, and Vietnam). Kyoto University Research Information Repository (Kyoto University). 41(1). 36–58. 1 indexed citations

20.

Rambo, A. Terry, et al.. (2003). Preface( Environmental Consciousness in Southeast and East Asia: Comparative Studies of Public Perceptions of Environmental Problems in Hong Kong(China), Japan, Thailand, and Vietnam). Kyoto University Research Information Repository (Kyoto University). 41(1). 3–4. 1 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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