Ryoichi Takayanagi

19.1k total citations · 2 hit papers
312 papers, 12.4k citations indexed

About

Ryoichi Takayanagi is a scholar working on Molecular Biology, Surgery and Endocrinology, Diabetes and Metabolism. According to data from OpenAlex, Ryoichi Takayanagi has authored 312 papers receiving a total of 12.4k indexed citations (citations by other indexed papers that have themselves been cited), including 105 papers in Molecular Biology, 87 papers in Surgery and 69 papers in Endocrinology, Diabetes and Metabolism. Recurrent topics in Ryoichi Takayanagi's work include Pancreatitis Pathology and Treatment (27 papers), Estrogen and related hormone effects (26 papers) and Hormonal and reproductive studies (23 papers). Ryoichi Takayanagi is often cited by papers focused on Pancreatitis Pathology and Treatment (27 papers), Estrogen and related hormone effects (26 papers) and Hormonal and reproductive studies (23 papers). Ryoichi Takayanagi collaborates with scholars based in Japan, United States and China. Ryoichi Takayanagi's co-authors include Hajime Nawata, Keizo Ohnaka, Toshihiko Yanase, Toyoshi Inoguchi, Hisaya Kawate, Masatoshi Nomura, Hidetaka Morinaga, Kazuhiko Nakamura, Munechika Enjoji and Masaki Kato and has published in prestigious journals such as Nature, New England Journal of Medicine and Journal of Biological Chemistry.

In The Last Decade

Ryoichi Takayanagi

306 papers receiving 12.1k 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.

Mitochondrial fission factor Drp1 is essential for embryonic development and synapse formation in mice

2009 849 citations Masatoshi Nomura, Ryoichi Takayanagi et al. profile →
Expression of programmed cell death ligand 1 is associated with poor overall survival in patients with diffuse large B-cell lymphoma

2015 367 citations Akie Hirata, Ryoichi Takayanagi et al. profile →

Peers

Countries citing papers authored by Ryoichi Takayanagi

Since Specialization

Citations

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

Fields of papers citing papers by Ryoichi Takayanagi

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Ryoichi Takayanagi

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

#	Work	Indexed citations
1	Effect modification of green tea on the association between rice intake and the risk of diabetes mellitus: a prospective study in Japanese men and women. 2017 ·PubMed ·Akie Hirata, Keizo Ohnaka, (unknown), Zhenjie Wang, (unknown), Chikako Kiyohara, Suminori Kono, Ryoichi Takayanagi	16
2	Renoprotective effect of a novel selective PPARα modulator K-877 in db/db mice: A role of diacylglycerol-protein kinase C-NAD(P)H oxidase pathway 2017 ·Metabolism ·(unknown), Yasutaka Maeda, Noriyuki Sonoda, (unknown), (unknown), (unknown), Ryoichi Takayanagi, Toyoshi Inoguchi	39
3	Formation mechanism of pancreatic pseudocyst associated with autoimmune pancreatitis and efficacy of corticosteroid therapy: Considerations from 12 cases 2014 ·Suizo ·(unknown), Lingaku Lee, Hisato Igarashi, (unknown), Masayuki Hijioka, Keijiro Ueda, (unknown), Yuichi Tachibana, Hiroya Yamaguchi, Toshihiko Sumii, Ryoichi Takayanagi, Tetsuhide Ito	1
4	The Cell Polarity Protein mInsc Regulates Neutrophil Chemotaxis via a Noncanonical G Protein Signaling Pathway 2013 ·Developmental Cell ·Sachiko Kamakura, Masatoshi Nomura, (unknown), (unknown), Akihiko Nishikimi, Ryoichi Takayanagi, Yoshinori Fukui, Hideki Sumimoto	62
5	PSCs and GLP-1R: occurrence in normal pancreas, acute/chronic pancreatitis and effect of their activation by a GLP-1R agonist 2013 ·Laboratory Investigation ·Taichi Nakamura, Tetsuhide Ito, (unknown), Masayuki Hijioka, Hisato Igarashi, Takamasa Oono, Masaki Kato, Kazuhiko Nakamura, Koichi Suzuki, Robert T. Jensen, Ryoichi Takayanagi	25
6	Relationship between pancreatic and/or extrapancreatic lesions and serum IgG and IgG4 levels in IgG4‐related diseases 2012 ·Journal of Digestive Diseases ·Hisato Igarashi, Tetsuhide Ito, Takamasa Oono, Taichi Nakamura, Nao Fujimori, (unknown), Masayuki Hijioka, (unknown), (unknown), (unknown), Kazuhiko Nakamura, Kazuhiro Kotoh, Ryoichi Takayanagi	8
7	Chymase inhibition prevents myocardial fibrosis through the attenuation of NOX4‐associated oxidative stress in diabetic hamsters 2012 ·Journal of Diabetes Investigation ·Yasutaka Maeda, Toyoshi Inoguchi, Ryoko Takei, (unknown), Makoto Ide, Tomoaki Inoue, Kunihisa Kobayashi, Hidenori Urata, Akira Nishiyama, Ryoichi Takayanagi	22
8	Feeding Administration of Daikenchuto Suppresses Colitis Induced by Naive CD4+ T Cell Transfer into SCID Mice 2012 ·Digestive Diseases and Sciences ·Tsutomu Iwasa, Haruei Ogino, Kazuhiko Nakamura, Eikichi Ihara, Hirotada Akiho, Ryoichi Takayanagi	11
9	A case of miliary tuberculosis with type 2 diabetes mellitus complicated with hemophagocytic syndrome, disseminated intravascular coagulation, acute respiratory distress syndrome and acute renal failure 2010 ·Tomoaki Inoue, (unknown), (unknown), Isao Ichino, Seiichi Tanaka, Tetsuo Hamada, Kunihisa Kobayashi, (unknown), Toyoshi Inoguchi, Ryoichi Takayanagi	1
10	Fractalkine and TGF-β1 levels reflect the severity of chronic pancreatitis in humans 2008 ·World Journal of Gastroenterology ·(unknown), Tetsuhide Ito, Takamasa Oono, Ken Kawabe, (unknown), Hisato Igarashi, Taichi Nakamura, Ryoichi Takayanagi	28
11	Lysophosphatidic acid induced nuclear translocation of nuclear factor-kB in Panc-1 cells by mobilizing cytosolic free calcium 2008 ·World Journal of Gastroenterology ·Yoshiyuki Arita, Tetsuhide Ito, Takamasa Oono, Ken Kawabe, Terumasa Hisano, Ryoichi Takayanagi	11
12	3. Epidemiology of Adrenal Insufficiency 2008 ·Nihon Naika Gakkai Zasshi ·Ryoichi Takayanagi	1
13	[Hormone replacement Up-to-date. Adrenopause and DHEA replacement therapy]. 2007 ·PubMed ·Keizo Ohnaka, Ryoichi Takayanagi	1
14	Evaluation of pancreatic endocrine and exocrine function in patients with autoimmune pancreatitis 2007 ·Suizo ·Tetsuhide Ito, Ken Kawabe, Yoshiyuki Arita, Terumasa Hisano, Hisato Igarashi, Akihiro Funakoshi, Toshihiko Sumii, Takeharu Yamanaka, Ryoichi Takayanagi	5
15	Pneumocystis Pneumonia During Combined Therapy of Infliximab, Corticosteroid, and Azathioprine in a Patient with Crohn’s Disease 2007 ·Digestive Diseases and Sciences ·Soichi Itaba, Tsutomu Iwasa, (unknown), (unknown), Tadashi Misawa, Koji Inoue, Hidehiko Shimokawa, Kazuhiko Nakamura, Ryoichi Takayanagi	16
16	[Role of androgens and DHEA in bone metabolism]. 2006 ·PubMed ·Masahiro Adachi, Ryoichi Takayanagi	3
17	The Presence of Both the Amino- and Carboxyl-Terminal Domains in the AR Is Essential for the Completion of a Transcriptionally Active Form with Coactivators and Intranuclear Compartmentalization Common to the Steroid Hormone Receptors: A Three-Dimensional Imaging Study 2002 ·Molecular Endocrinology ·Masayuki Saitoh, Ryoichi Takayanagi, Kiminobu Goto, Akiyoshi Fukamizu, Arihiro Tomura, Toshihiko Yanase, Hajime Nawata	64
18	A nuclear receptor system constituted by RAR and RXR induces aromatase activity in MCF-7 human breast cancer cells 2000 ·Molecular and Cellular Endocrinology ·Yi-Ming Mu, Toshihiko Yanase, Yoshihiro Nishi, (unknown), Kiminobu Goto, Ryoichi Takayanagi, Hajime Nawata	24
19	Androgen-Insensitivity Syndrome as a Possible Coactivator Disease 2000 ·New England Journal of Medicine ·Masahiro Adachi, Ryoichi Takayanagi, Arihiro Tomura, Kyosuke Imasaki, Shigeaki Kato, Kiminobu Goto, Toshihiko Yanase, Shoichiro Ikuyama, Hajime Nawata	123
20	Pancreastatin-like immunoreactivity of cerebrospinal fluid in patients with Alzheimer type dementia: evidence of aberrant processing of pancreastatin in Alzheimer type dementia 1994 ·Neuroscience Letters ·(unknown), Masafumi Haji, (unknown), Ryoichi Takayanagi, Masao Ōhashi, (unknown), (unknown), Kayoko Tateishi, Akihiro Funakoshi, Hajime Nawata	8

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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