Koichi Hamada

4.0k total citations · 1 hit paper
56 papers, 2.8k citations indexed

About

Koichi Hamada is a scholar working on Molecular Biology, Pulmonary and Respiratory Medicine and Surgery. According to data from OpenAlex, Koichi Hamada has authored 56 papers receiving a total of 2.8k indexed citations (citations by other indexed papers that have themselves been cited), including 23 papers in Molecular Biology, 20 papers in Pulmonary and Respiratory Medicine and 16 papers in Surgery. Recurrent topics in Koichi Hamada's work include PI3K/AKT/mTOR signaling in cancer (11 papers), Gastric Cancer Management and Outcomes (10 papers) and Angiogenesis and VEGF in Cancer (6 papers). Koichi Hamada is often cited by papers focused on PI3K/AKT/mTOR signaling in cancer (11 papers), Gastric Cancer Management and Outcomes (10 papers) and Angiogenesis and VEGF in Cancer (6 papers). Koichi Hamada collaborates with scholars based in Japan, United States and Canada. Koichi Hamada's co-authors include Tak W. Mak, Takehiko Sasaki, Toru Nakano, Akira Suzuki, Hiroyuki Kishimoto, Toshio Suda, Yasuo Horie, Yuichi Oike, Junko Sasaki and Go Hasegawa and has published in prestigious journals such as Science, Proceedings of the National Academy of Sciences and Journal of Biological Chemistry.

In The Last Decade

Koichi Hamada

52 papers receiving 2.8k citations

Hit 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.

Hepatocyte-specific Pten deficiency results in steatohepatitis and hepatocellular carcinomas

2004 547 citations Yasuo Horie, Akira Suzuki et al. Journal of Clinical Investigation profile →

Peers

Koichi Hamada

ONCOL

IMMUN

EPIDE

Elena Burova Russia

Junhao Hu China

Ella Ioffe United States

David J. Shields United States

Takashi Murate Japan

Bernhard Hemmerlein Germany

Jens Gille Germany

Susan W. Sunnarborg United States

Pascal Colosetti France

Johan Lennartsson Sweden

Elena Burova Russia

Koichi Hamada

2.1k ×1.2

632 ×1.2

ONCOL

357 ×0.7

IMMUN

500 ×1.1

214 ×0.6

EPIDE

Citations per year, relative to Koichi Hamada Koichi Hamada (= 1×) peers Elena Burova

Countries citing papers authored by Koichi Hamada

Since Specialization

Citations

This map shows the geographic impact of Koichi Hamada'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 Koichi Hamada with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Koichi Hamada more than expected).

Fields of papers citing papers by Koichi Hamada

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Koichi Hamada. 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 Koichi Hamada. The network helps show where Koichi Hamada may publish in the future.

Co-authorship network of co-authors of Koichi Hamada

This figure shows the co-authorship network connecting the top 25 collaborators of Koichi Hamada. A scholar is included among the top collaborators of Koichi Hamada 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 Koichi Hamada. Koichi Hamada 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

Sugai, Tamotsu, Noriyuki Uesugi, Mitsumasa Osakabe, et al.. (2024). The molecular profile of gastric intraepithelial foveolar type neoplasia based on somatic copy number alterations and multiple mutation analysis. Gastric Cancer. 27(6). 1220–1228. 1 indexed citations

Hamada, Koichi, Michitaka Honda, Noriyuki Nishino, et al.. (2024). Histopathologic vertical margin positivity in cold snare polypectomy and mucosal resection for sessile serrated lesions. Gastrointestinal Endoscopy. 100(2). 283–291. 2 indexed citations

Hamada, Koichi, et al.. (2023). Delayed Perforation after Endoscopic Detachable Snare Ligation for Colonic Diverticular Hemorrhage. Internal Medicine. 62(21). 3137–3142. 3 indexed citations

Yamaguchi, H., Takahiro Katō, Michitaka Honda, et al.. (2023). Effectiveness of proton beam therapy for liver oligometastatic recurrence in patients with postoperative esophagus cancer. Journal of Radiation Research. 64(3). 582–589. 3 indexed citations

Yamaguchi, H., Takahiro Katō, Michitaka Honda, et al.. (2023). Proton Beam Therapy for Lung Oligometastatic Recurrence in Patients With Esophageal Cancer. Cureus. 15(12). e50343–e50343.

Usui, Kazuteru, et al.. (2023). Naphthyridine-Based Electron Push–Pull-Type Amine-Reactive Fluorescent Probe for Sensing Amines and Proteins in Aqueous Media. Bioconjugate Chemistry. 34(8). 1439–1446. 5 indexed citations

Fukumoto, Yuri, Koichi Hamada, Noriko Suzuki, et al.. (2022). Acid responsiveness of emissive morpholinyl aminoquinolines and their use for cell fluorescence imaging. Organic & Biomolecular Chemistry. 20(21). 4342–4351. 4 indexed citations

Honda, Michitaka, et al.. (2022). Clinical Benefit of Polypectomy With Cutting Current for Colorectal Polyps: A Randomized Controlled Trial. Anticancer Research. 42(7). 3613–3619. 2 indexed citations

Hikichi, Takuto, Jun Nakamura, Koichi Hamada, & Daiki Nemoto. (2021). A Novel Endoscopic Mouthpiece for COVID-19 Prevention. Clinical Endoscopy. 55(1). 160–162. 2 indexed citations

10.

Honda, Michitaka, Ayaka Kobayashi, Yuji Yamaguchi, et al.. (2020). The bacterial association with oral cavity and intra-abdominal abscess after gastrectomy. PLoS ONE. 15(11). e0242091–e0242091. 5 indexed citations

11.

Hamada, Koichi, et al.. (2019). Usefulness of a multibending endoscope in gastric endoscopic submucosal dissection. VideoGIE. 4(12). 577–583. 12 indexed citations

12.

Hamada, Koichi, et al.. (2019). An elderly man with progressive focal nodular hyperplasia. Clinical Journal of Gastroenterology. 13(3). 413–420. 1 indexed citations

13.

McIlwain, David R., Philipp A. Lang, Thorsten Maretzky, et al.. (2012). iRhom2 Regulation of TACE Controls TNF-Mediated Protection Against Listeria and Responses to LPS. Science. 335(6065). 229–232. 259 indexed citations

14.

Ueda, Takeshi, Masato Sasaki, Andrew Elia, et al.. (2010). Combined deficiency for MAP kinase-interacting kinase 1 and 2 (Mnk1 and Mnk2) delays tumor development. Proceedings of the National Academy of Sciences. 107(32). 13984–13990. 165 indexed citations

15.

Hamada, Koichi, Takehiko Sasaki, Sachiko Fujita, et al.. (2008). Pten Deficiency in Melanocytes Results in Resistance to Hair Graying and Susceptibility to Carcinogen-Induced Melanomagenesis. Cancer Research. 68(14). 5760–5768. 46 indexed citations

16.

Yanagi, Shigehisa, Hiroyuki Kishimoto, Kohichi Kawahara, et al.. (2007). Pten controls lung morphogenesis, bronchioalveolar stem cells, and onset of lung adenocarcinomas in mice. Journal of Clinical Investigation. 117(10). 2929–2940. 125 indexed citations

17.

Tsuruta, Hiroshi, Hiroyuki Kishimoto, Takehiko Sasaki, et al.. (2006). Hyperplasia and Carcinomas in Pten-Deficient Mice and Reduced PTEN Protein in Human Bladder Cancer Patients. Cancer Research. 66(17). 8389–8396. 82 indexed citations

18.

Hamada, Koichi, Takehiko Sasaki, Pandelakis A. Koni, et al.. (2005). The PTEN/PI3K pathway governs normal vascular development and tumor angiogenesis. Genes & Development. 19(17). 2054–2065. 236 indexed citations

19.

Hamada, Koichi & Hiroyasu Utiyama. (2005). Functional cytoplasmic domains of the Mac-1 integrin receptor in phorbol ester-treated U937 cells. Biochemical and Biophysical Research Communications. 335(3). 858–864. 3 indexed citations

20.

Horie, Yasuo, Akira Suzuki, Ei Kataoka, et al.. (2004). Hepatocyte-specific Pten deficiency results in steatohepatitis and hepatocellular carcinomas. Journal of Clinical Investigation. 113(12). 1774–1783. 547 indexed citations breakdown →

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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