Ryu Okumura

3.9k total citations · 3 hit papers
34 papers, 2.4k citations indexed

About

Ryu Okumura is a scholar working on Molecular Biology, Immunology and Infectious Diseases. According to data from OpenAlex, Ryu Okumura has authored 34 papers receiving a total of 2.4k indexed citations (citations by other indexed papers that have themselves been cited), including 19 papers in Molecular Biology, 14 papers in Immunology and 6 papers in Infectious Diseases. Recurrent topics in Ryu Okumura's work include Gut microbiota and health (14 papers), Clostridium difficile and Clostridium perfringens research (6 papers) and Probiotics and Fermented Foods (5 papers). Ryu Okumura is often cited by papers focused on Gut microbiota and health (14 papers), Clostridium difficile and Clostridium perfringens research (6 papers) and Probiotics and Fermented Foods (5 papers). Ryu Okumura collaborates with scholars based in Japan, India and United Kingdom. Ryu Okumura's co-authors include Kiyoshi Takeda, Hisako Kayama, Seong Gyu Jeon, Yoshiyasu Ueda, Hiroshi Kiyono, Takashi Kusu, Shota Nakamura, Daisuke Motooka, Hiroki Yoshida and Noriko M. Tsuji and has published in prestigious journals such as Nature, Proceedings of the National Academy of Sciences and Blood.

In The Last Decade

Ryu Okumura

32 papers receiving 2.4k citations

Hit Papers

align trajectories sort by overperformance

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.

Interaction Between the Microbiota, Epithelia, and Immune Cells in the Intestine

2020 513 citations Hisako Kayama, Ryu Okumura et al. profile →
Roles of intestinal epithelial cells in the maintenance of gut homeostasis

2017 507 citations Ryu Okumura, Kiyoshi Takeda profile →
Maintenance of intestinal homeostasis by mucosal barriers

2018 272 citations Ryu Okumura, Kiyoshi Takeda Inflammation and Regeneration profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Ryu Okumura Japan	18	1.4k	538	378	345	337	34	2.4k
Hang‐Phuong Pham France	14	1.4k 1.0×	580 1.1×	475 1.3×	329 1.0×	411 1.2×	28	2.4k
Kirsty Brown Canada	25	1.6k 1.1×	419 0.8×	402 1.1×	314 0.9×	281 0.8×	45	3.2k
Joakim H. Bergström Sweden	7	1.2k 0.9×	537 1.0×	270 0.7×	362 1.0×	327 1.0×	8	2.6k
Bejan Saeedi United States	19	1.7k 1.2×	526 1.0×	431 1.1×	268 0.8×	297 0.9×	41	3.0k
Marijana Basic Germany	23	1.3k 0.9×	603 1.1×	412 1.1×	197 0.6×	292 0.9×	49	2.1k
Sjoerd van der Post Sweden	20	1.5k 1.0×	438 0.8×	228 0.6×	375 1.1×	399 1.2×	29	2.6k
Hiroko Nagao‐Kitamoto United States	22	1.3k 0.9×	399 0.7×	357 0.9×	192 0.6×	338 1.0×	27	2.3k
Qinghui Mu United States	14	1.1k 0.8×	407 0.8×	300 0.8×	339 1.0×	306 0.9×	17	1.9k
Jeongho Park South Korea	17	1.4k 1.0×	654 1.2×	362 1.0×	236 0.7×	227 0.7×	50	2.5k
Jianzhong Hu United States	31	2.2k 1.5×	468 0.9×	472 1.2×	219 0.6×	425 1.3×	95	3.6k

Countries citing papers authored by Ryu Okumura

Since Specialization

Citations

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

Fields of papers citing papers by Ryu Okumura

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Ryu Okumura

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

Okumura, Ryu & Kiyoshi Takeda. (2024). The role of the mucosal barrier system in maintaining gut symbiosis to prevent intestinal inflammation. Seminars in Immunopathology. 47(1). 2–2. 20 indexed citations

Taniguchi, M., et al.. (2024). Extraction of Mucins from the Mammalian Intestinal Tract. Methods in molecular biology. 2763. 71–78. 1 indexed citations

Taniguchi, M., et al.. (2024). Mechanical Characterization of Mucus on Intestinal Tissues by Atomic Force Microscopy. Methods in molecular biology. 2763. 403–414.

Taniguchi, M., Ryu Okumura, Takahisa Matsuzaki, et al.. (2023). Sialylation shapes mucus architecture inhibiting bacterial invasion in the colon. Mucosal Immunology. 16(5). 624–641. 21 indexed citations

Okumura, Ryu, et al.. (2023). Differential dependence on microbiota of IL‐23/IL‐22‐dependent gene expression between the small‐ and large‐intestinal epithelia. Genes to Cells. 28(11). 776–788. 2 indexed citations

Kamiyama, Naganori, et al.. (2023). TRAF6 signaling in dendritic cells plays protective role against infectious colitis by limiting C. rodentium infection through the induction of Th1 and Th17 responses. Biochemical and Biophysical Research Communications. 669. 103–112. 1 indexed citations

Nii, Takuro, Yuichi Maeda, Daisuke Motooka, et al.. (2023). Genomic repertoires linked with pathogenic potency of arthritogenic Prevotella copri isolated from the gut of patients with rheumatoid arthritis. Annals of the Rheumatic Diseases. 82(5). 621–629. 57 indexed citations

Nakagawa, Natsuki, Yoshiko Hashii, Hisako Kayama, et al.. (2022). An oral WT1 protein vaccine composed of WT1-anchored, genetically engineered Bifidobacterium longum allows for intestinal immunity in mice with acute myeloid leukemia. Cancer Immunology Immunotherapy. 72(1). 39–53. 14 indexed citations

Pareek, Siddhika, Taiki Sakaguchi, Mari Murakami, et al.. (2022). Epithelial miR‐215 negatively modulates Th17‐dominant inflammation by inhibiting CXCL12 production in the small intestine. Genes to Cells. 27(4). 243–253. 4 indexed citations

10.

Matsuzaki, Takahisa, Kohei Sato, Hidefumi Mitsuno, et al.. (2022). Low Surface Potential with Glycoconjugates Determines Insect Cell Adhesion at Room Temperature. The Journal of Physical Chemistry Letters. 13(40). 9494–9500. 3 indexed citations

11.

Watanabe, Yoshifumi, Tsunekazu Mizushima, Ryu Okumura, et al.. (2021). Fecal Stream Diversion Changes Intestinal Environment, Modulates Mucosal Barrier, and Attenuates Inflammatory Cells in Crohn’s Disease. Digestive Diseases and Sciences. 67(6). 2143–2157. 10 indexed citations

12.

Li, Bo, Takashi Kusu, Ryu Okumura, et al.. (2021). The ATP-hydrolyzing ectoenzyme E-NTPD8 attenuates colitis through modulation of P2X4 receptor–dependent metabolism in myeloid cells. Proceedings of the National Academy of Sciences. 118(39). 16 indexed citations

13.

Ara, Takahide, Daigo Hashimoto, Eiko Hayase, et al.. (2020). Intestinal goblet cells protect against GVHD after allogeneic stem cell transplantation via Lypd8. Science Translational Medicine. 12(550). 32 indexed citations

14.

Sakaguchi, Taiki, Ryu Okumura, Daisuke Okuzaki, et al.. (2020). TRPM5 Negatively Regulates Calcium-Dependent Responses in Lipopolysaccharide-Stimulated B Lymphocytes. Cell Reports. 31(10). 107755–107755. 12 indexed citations

15.

Ogawa, Takao, Ryu Okumura, Kazuya Nagano, et al.. (2020). Oral intake of silica nanoparticles exacerbates intestinal inflammation. Biochemical and Biophysical Research Communications. 534. 540–546. 31 indexed citations

16.

Pareek, Siddhika, Takashi Kurakawa, Bhabatosh Das, et al.. (2019). Comparison of Japanese and Indian intestinal microbiota shows diet-dependent interaction between bacteria and fungi. npj Biofilms and Microbiomes. 5(1). 37–37. 66 indexed citations

17.

Okumura, Ryu, et al.. (2019). Lypd8 inhibits attachment of pathogenic bacteria to colonic epithelia. Mucosal Immunology. 13(1). 75–85. 16 indexed citations

18.

Okumura, Ryu, et al.. (2017). Human LYPD8 protein inhibits motility of flagellated bacteria. Inflammation and Regeneration. 37(1). 23–23. 12 indexed citations

19.

Kinoshita, Makoto, Takashi Kusu, Hisako Kayama, et al.. (2015). The Ectoenzyme E-NPP3 Negatively Regulates ATP-Dependent Chronic Allergic Responses by Basophils and Mast Cells. Immunity. 42(2). 279–293. 68 indexed citations

20.

Jeon, Seong Gyu, Hisako Kayama, Yoshiyasu Ueda, et al.. (2012). Probiotic Bifidobacterium breve Induces IL-10-Producing Tr1 Cells in the Colon. PLoS Pathogens. 8(5). e1002714–e1002714. 273 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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