Ryo Koyanagi

4.6k total citations · 1 hit paper
61 papers, 2.2k citations indexed

About

Ryo Koyanagi is a scholar working on Cardiology and Cardiovascular Medicine, Global and Planetary Change and Molecular Biology. According to data from OpenAlex, Ryo Koyanagi has authored 61 papers receiving a total of 2.2k indexed citations (citations by other indexed papers that have themselves been cited), including 16 papers in Cardiology and Cardiovascular Medicine, 16 papers in Global and Planetary Change and 15 papers in Molecular Biology. Recurrent topics in Ryo Koyanagi's work include Marine Ecology and Invasive Species (10 papers), Acute Myocardial Infarction Research (9 papers) and Marine Invertebrate Physiology and Ecology (7 papers). Ryo Koyanagi is often cited by papers focused on Marine Ecology and Invasive Species (10 papers), Acute Myocardial Infarction Research (9 papers) and Marine Invertebrate Physiology and Ecology (7 papers). Ryo Koyanagi collaborates with scholars based in Japan, United States and Switzerland. Ryo Koyanagi's co-authors include Manabu Fujie, Kanako Hisata, Takeshi Kawashima, Chuya Shinzato, Eiichi Shoguchi, Nori Satoh, Noriyuki Satoh, Mayuko Hamada, Tetsuro Ikuta and Asao Fujiyama and has published in prestigious journals such as Nature, Circulation and Nature Communications.

In The Last Decade

Ryo Koyanagi

59 papers receiving 2.2k 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.

Using the Acropora digitifera genome to understand coral responses to environmental change

2011 614 citations Chuya Shinzato, Eiichi Shoguchi et al. profile →

Peers

Countries citing papers authored by Ryo Koyanagi

Since Specialization

Citations

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

Fields of papers citing papers by Ryo Koyanagi

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Ryo Koyanagi

This figure shows the co-authorship network connecting the top 25 collaborators of Ryo Koyanagi. A scholar is included among the top collaborators of Ryo Koyanagi 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 Ryo Koyanagi. Ryo Koyanagi 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	Genetic isolation of an amphidromous goby species, Luciogobius ryukyuensis, highlights limited gene flow in small island populations 2025 ·Scientific Reports ·Ken Maeda, (unknown), T. Uchida, Chuya Shinzato, Ryo Koyanagi, Atsushi J. Nagano, Noriyuki Satoh, Vincent Laudet	0
2	Do colour-morphs of an amphidromous goby represent different species? Taxonomy of Lentipes (Gobiiformes) from Japan and Palawan, Philippines, with phylogenomic approaches 2021 ·Systematics and Biodiversity ·Ken Maeda, (unknown), (unknown), Chuya Shinzato, Ryo Koyanagi, Javier Montenegro, Atsushi J. Nagano, (unknown), (unknown), Takahiko Mukai, Katsunori Tachihara, Vincent Laudet, Noriyuki Satoh, Kazunori Yamahira	7
3	Two new species of Rhinogobius (Gobiiformes: Oxudercidae) from Palawan, Philippines, with their phylogenetic placement 2021 ·Zootaxa ·Ken Maeda, Chuya Shinzato, Ryo Koyanagi, (unknown), (unknown), Noriyuki Satoh, (unknown)	12
4	Phylogenetic comparisons reveal mosaic histories of larval and adult shell matrix protein deployment in pteriomorph bivalves 2020 ·Scientific Reports ·Ran Zhao, Takeshi Takeuchi, Ryo Koyanagi, Alejandro Villar‐Briones, Lixy Yamada, Hitoshi Sawada, (unknown), (unknown), Kiyohito Nagai, (unknown), Noriyuki Satoh, Kazuyoshi Endo	3
5	Bloodmeal host identification with inferences to feeding habits of a fish-fed mosquito, Aedes baisasi 2019 ·Scientific Reports ·Takashi Miyake, (unknown), Ken Maeda, Chuya Shinzato, Ryo Koyanagi, (unknown), Kazunori Yamahira	19
6	First record of Larsonella pumilus (Teleostei: Gobiidae) from Japan, with phylogenetic placement of the genus Larsonella 2019 ·Zootaxa ·(unknown), (unknown), Chuya Shinzato, Ryo Koyanagi, Ken Maeda	4
7	Review of Schismatogobius (Gobiidae) from Japan, with the description of a new species 2017 ·Ichthyological Research ·Ken Maeda, (unknown), Chuya Shinzato, Ryo Koyanagi, Nori Satoh	2
8	Rationale, design features, and baseline characteristics: The Heart Institute of Japan-PRoper level of lipid lOwering with Pitavastatin and Ezetimibe in acute coRonary syndrome (HIJ-PROPER) 2016 ·Journal of Cardiology ·(unknown), Hiroshi Ogawa, Ryo Koyanagi, Hiroyuki Arashi, Junichi Yamaguchi, Kunihiko Matsui, Nobuhisa Hagiwara	9
9	Massive Gene Transfer and Extensive RNA Editing of a Symbiotic Dinoflagellate Plastid Genome 2014 ·Genome Biology and Evolution ·Sutada Mungpakdee, Chuya Shinzato, Takeshi Takeuchi, Takeshi Kawashima, Ryo Koyanagi, Kanako Hisata, Makiko Tanaka, Hiroki Goto, Manabu Fujie, Senjie Lin, Nori Satoh, Eiichi Shoguchi	60
10	Efficacy of the combination of amlodipine and candesartan in hypertensive patients with coronary artery disease: A subanalysis of the HIJ-CREATE study 2013 ·Journal of Cardiology ·Ryo Koyanagi, Nobuhisa Hagiwara, Junichi Yamaguchi, (unknown), Shoji Haruta, Atsushi Takagi, Hiroshi Ogawa	8
11	MarinegenomicsDB: An Integrated Genome Viewer for Community-Based Annotation of Genomes 2013 ·ZOOLOGICAL SCIENCE ·Ryo Koyanagi, Takeshi Takeuchi, Kanako Hisata, Fuki Gyoja, Eiichi Shoguchi, Nori Satoh, Takeshi Kawashima	14
12	Initiating the Mollusk Genomics Annotation Community: Toward Creating the Complete Curated Gene-Set of the Japanese Pearl Oyster,Pinctada fucata 2013 ·ZOOLOGICAL SCIENCE ·Takeshi Kawashima, Takeshi Takeuchi, Ryo Koyanagi, Shigeharu Kinoshita, Hirotoshi Endo, Kazuyoshi Endo	5
13	Identical Genomic Organization of Two Hemichordate Hox Clusters 2012 ·Current Biology ·Robert M. Freeman, Tetsuro Ikuta, Michael Wu, Ryo Koyanagi, Takeshi Kawashima, Kunifumi Tagawa, Tom Humphreys, Guang‐Chen Fang, Asao Fujiyama, Hidetoshi Saiga, Christopher J. Lowe, Kim C. Worley, Jerry Jenkins, Jeremy Schmutz, Marc W. Kirschner, Daniel S. Rokhsar, Nori Satoh, John C. Gerhart	37
14	Bone regeneration on the epicondyle of the femur supported by silk fibroin-based scaffold : a model system for dental surgery 2011 ·Journal of insect biotechnology and sericology ·Tetsuo Asakura, Ryo Koyanagi, Norihiro Nishiyama, Noboru Kuboyama, Hideo Kiba, Yoshimitsu Abiko	8
15	Regenerated Bombyx mori silk fiber with enhanced biodegradability 2010 ·Journal of insect biotechnology and sericology ·Ryo Koyanagi, Zhenghua Zhu, Tetsuo Asakura	9
16	Analysis of Hunger-Driven Gene Expression in the Drosophila melanogaster Larval Central Nervous System 2008 ·ZOOLOGICAL SCIENCE ·Masasuke Ryuda, Kimio Shimada, Ryo Koyanagi, Kaoru Azumi, Teiichi Tanimura, Yoichi Hayakawa	5
17	Application of Ascidian DNA Microarray Analysis for Risk Assessment of Marine Chemical Pollutants 2008 ·Kaoru Azumi, Shinjiro Amano, Sorin V. Sabău, Akiko Kamimura, Nori Satoh, Ryo Koyanagi	1
18	Sudden cardiac death in Japanese heart failure : results from a multicenter retrospective cohort study 2006 ·Circulation ·(unknown), (unknown), Kazuo Haze, Takashi Honda, Toshinobu Horie, Tetsuya Sumiyoshi, Yasuhiro Kawagoe, Masatoshi Kawana, Naohide Tanaka, Tatsuro Uchida, Takashi Nirei, (unknown), Naoya Fujita, (unknown), Yasuhiro Endoh, Toshiaki Oka, Ryo Koyanagi, Hiroshi Ogawa, Nobuhisa Hagiwara, Hiroshi Kasanuki	1
19	Altered gene activity correlated with long‐term memory formation of conditioned taste aversion in Lymnaea 2006 ·Journal of Neuroscience Research ·(unknown), Akiko Wagatsuma, Hisayo Sadamoto, Dai Hatakeyama, Takeshi Usami, Manabu Fujie, Ryo Koyanagi, Kaoru Azumi, Yutaka Fujito, Ken Lukowiak, Etsuro Ito	56
20	Transcriptional pattern of a novel gene,expressed specifically after the point-of-no-return during sexualization, inplanaria 2002 ·Development Genes and Evolution ·(unknown), Kazuya Kobayashi, Ryo Koyanagi, Motonori Hoshi, Midori Matsumoto	23

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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