Ryuichiro Doi

12.6k total citations · 1 hit paper
224 papers, 8.3k citations indexed

About

Ryuichiro Doi is a scholar working on Oncology, Surgery and Epidemiology. According to data from OpenAlex, Ryuichiro Doi has authored 224 papers receiving a total of 8.3k indexed citations (citations by other indexed papers that have themselves been cited), including 105 papers in Oncology, 97 papers in Surgery and 57 papers in Epidemiology. Recurrent topics in Ryuichiro Doi's work include Pancreatic and Hepatic Oncology Research (76 papers), Neuroendocrine Tumor Research Advances (50 papers) and Pancreatic function and diabetes (35 papers). Ryuichiro Doi is often cited by papers focused on Pancreatic and Hepatic Oncology Research (76 papers), Neuroendocrine Tumor Research Advances (50 papers) and Pancreatic function and diabetes (35 papers). Ryuichiro Doi collaborates with scholars based in Japan, United States and Russia. Ryuichiro Doi's co-authors include Masayuki Imamura, Koji Fujimoto, Ryo Hosotani, Michihiko Wada, Masayuki Koizumi, Yoshiya Kawaguchi, Kazuhiro Kami, Toshihiko Masui, Eiji Toyoda and Tomohiko Mori and has published in prestigious journals such as Journal of Biological Chemistry, Nature Genetics and Journal of Clinical Oncology.

In The Last Decade

Ryuichiro Doi

212 papers receiving 8.1k 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.

Continuous cell supply from a Sox9-expressing progenitor zone in adult liver, exocrine pancreas and intestine

2010 641 citations Yoshiya Kawaguchi, Masayuki Koizumi et al. profile →

Peers

Countries citing papers authored by Ryuichiro Doi

Since Specialization

Citations

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

Fields of papers citing papers by Ryuichiro Doi

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Ryuichiro Doi

This figure shows the co-authorship network connecting the top 25 collaborators of Ryuichiro Doi. A scholar is included among the top collaborators of Ryuichiro Doi 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 Ryuichiro Doi. Ryuichiro Doi is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

#	Work	Indexed citations
1	Optimal strategy of systemic treatment for unresectable pancreatic neuroendocrine tumors based upon opinion of Japanese experts 2020 ·Pancreatology ·Masafumi Ikeda, Chigusa Morizane, Susumu Hijioka, Shigemi Matsumoto, Tsuyoshi Konishi, Izumi Komoto, Taku Aoki, Tetsuhide Ito, Junji Furuse, Hironobu Sasano, Ryuichiro Doi	10
2	Natural history of branched-type IPMN: multicenter study in Japan 2012 ·Suizo ·Hiroyuki Maguchi, Satoshi Tanno, Nobumasa Mizuno, Keiji Hanada, Go Kobayashi, Takashi Hatori, Yoshihiko Sadakari, Taketo Yamaguchi, Kosuke Tobita, Ryuichiro Doi, Akio Yanagisawa, Masao Tanaka	1
3	Natural History of Branch Duct Intraductal Papillary Mucinous Neoplasms of the Pancreas 2011 ·Pancreas ·Hiroyuki Maguchi, Satoshi Tanno, Nobumasa Mizuno, Keiji Hanada, Go Kobayashi, Takashi Hatori, Yoshihiko Sadakari, Taketo Yamaguchi, Kosuke Tobita, Ryuichiro Doi, Akio Yanagisawa, Masao Tanaka	166
4	Long-term survival of a sixteen year old male with a resected pancreatoblastoma 2011 ·Suizo ·Jun Tamura, Tomoyuki Shirase, Ryuichiro Doi	0
5	In vitro generation of insulin-secreting cells from human pancreatic exocrine cells 2011 ·Journal of Diabetes Investigation ·Kohtaro Minami, Ryuichiro Doi, Yoshiya Kawaguchi, (unknown), Yoshiaki Hagiwara, Hirofumi Noguchi, Shinichi Matsumoto, Susumu Seino	4
6	Preoperative assessment of para-aortic lymph node metastasis in patients with pancreatic cancer 2010 ·International Journal of Clinical Oncology ·Hisashi Imai, Ryuichiro Doi, Hiroyuki Kanazawa, Naoko Kamo, Masayuki Koizumi, Toshihiko Masui, Yasuhiro Iwanaga, Yoshiya Kawaguchi, Yasutsugu Takada, Hiroyoshi Isoda, Shinji Üemoto	57
7	Adenosquamous carcinoma of the pancreas with the special feature of strong uptake on FDG-PET 2009 ·Suizo ·(unknown), Ryuichiro Doi, (unknown), Hiroshi Takahashi, (unknown), Hisashi Imai, Naoko Kamo, (unknown), Yoshiya Kawaguchi, Yasutsugu Takada, Shinji Üemoto	0
8	Combined chemotherapy with S-1 and gemcitabine induced duodenal penetration of pancreatic head cancer: Report of a case 2007 ·Suizo ·(unknown), Ryuichiro Doi, (unknown), Kohei Ogawa, Yoshiya Kawaguchi, (unknown), Shinji Üemoto	5
9	A Case of Ruptured Liver Abscess caused by Clostridium Perfringens after Pancreatoduodenectomy 2007 ·The Japanese Journal of Gastroenterological Surgery ·(unknown), Ryuichiro Doi, Kohei Ogawa, Yoshiya Kawaguchi, Hiroto Egawa, (unknown), Shinji Üemoto	3
10	Surgical Treatment for Duodenal Polyposis by Pancreas-preserving Total Duodenectomy in Familial Adenomatous Polyposis 2005 ·The Japanese Journal of Gastroenterological Surgery ·Takuya Matsumoto, Satoshi Nagayama, Akira Mori, Ryuichiro Doi, Hisashi Onodera, Masayuki Imamura	1
11	In vivo antitumor effect of the mTOR inhibitor CCI‐779 and gemcitabine in xenograft models of human pancreatic cancer 2005 ·International Journal of Cancer ·Daisuke Ito, Koji Fujimoto, Tomohiko Mori, Kazuhiro Kami, Masayuki Koizumi, Eiji Toyoda, Yoshiya Kawaguchi, Ryuichiro Doi	103
12	Metastin and its variant forms suppress migration of pancreatic cancer cells 2004 ·Biochemical and Biophysical Research Communications ·Toshihiko Masui, Ryuichiro Doi, Tomohiko Mori, Eiji Toyoda, Masayuki Koizumi, Kazuhiro Kami, Daisuke Ito, Stephen C. Peiper, James R. Broach, Shinya Oishi, Ayumu Niida, Nobutaka Fujii, Masayuki Imamura	117
13	Pharmaceutical Care on Pancreatic Cancer Chemotherapy-Appropriate Usage of G-CSF (granulocyte colony-stimulating factor) for Gemcitabine-induced Leukopenia- 2003 ·Iryo Yakugaku (Japanese Journal of Pharmaceutical Health Care and Sciences) ·(unknown), Takako Katō, Tomohiro Terada, Masahiro Okuda, Hideyuki Saito, Koji Fujimoto, Ryuichiro Doi, Masayuki Imamura, Ken‐ichi Inui	0
14	Diagnosis of pancreatic cancer using fluorine-18 fluorodeoxyglucose positron emission tomography (FDG PET) —Usefulness and limitations in “clinical reality”— 2003 ·Annals of Nuclear Medicine ·Tatsuya Higashi, Tsuneo Saga, Yuji Nakamoto, Takayoshi Ishimori, Koji Fujimoto, Ryuichiro Doi, Masayuki Imamura, Junji Konishi	114
15	Antiproliferative activity induced by the somatostatin analogue, TT-232, in human pancreatic cancer cells 2002 ·European Journal of Cancer ·(unknown), Ryo Hosotani, Michihiko Wada, Ryuichiro Doi, Takatomo Koshiba, Koji Fujimoto, Yoshiharu Miyamoto, S. Tsuji, Saeko Nakajima, Masaaki Hirohashi, Tetsuya Uehara, Yasushi Arano, Noriko Fujii, M Imamura	19
16	Induction of cell-cycle arrest and apoptosis by a novel retinobenzoic-acid derivative, TAC-101, in human pancreatic-cancer cells 1999 ·International Journal of Cancer ·Koji Fujimoto, Ryo Hosotani, Ryuichiro Doi, Michihiko Wada, (unknown), Takatomo Koshiba, (unknown), Shoichiro Tsuji, Sanae Nakajima, Masayuki Imamura	63
17	EFFECTS OF SECRETIN ON GLUCOSE-STIMULATED INSULIN RELEASE FROM MIN6 CELLS 1994 ·Biomedical Research-tokyo ·(unknown), (unknown), N. Okada, Ryuichiro Doi, (unknown), (unknown), Jun‐ichi Miyazaki	1
18	Humoral Factors That Induce Alterations of the Pancreas in Rats with Obstructive Jaundice 1993 ·Pancreas ·Akira Tangoku, Ryuichiro Doi, Parimal Chowdhury, (unknown), J. N. Pasley, Louis W. Chang, Phillip L. Rayford	6
19	Effects of Ethanol and Wine on Hepatic Arterial and Portal Venous Flows in Conscious Dogs 1992 ·Digestion ·Masafumi Kogire, Kazutomo Inoue, Shoichiro Sumi, Ryuichiro Doi, (unknown), (unknown), Shunichi Higashide, Takayoshi Tobe	3
20	A new method for the study of pancreatico-biliary function in conscious dogs. 1988 ·The Japanese Journal of Gastroenterological Surgery ·Ryuichiro Doi, Kazutomo Inoue, Masafumi Kogire, Ryo Hosotani, Shoichiro Sumi, (unknown), Kyoichi Takaori, Takashi Suzuki, Takayoshi Tobe	1

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.

Explore authors with similar magnitude of impact