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Ryu Okumura · SciRah

Researcher profile · Semantic Scholar

Ryu Okumura

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Ryu Okumura — researcher profile on SciRah

h-index: 23
Works: 42
Citations: 3,717

Most-cited papers

Interaction Between the Microbiota, Epithelia, and Immune Cells in the Intestine.
H. Kayama, Ryu Okumura, K. Takeda
2020Annual Review of Immunology679 citations Open access
Semantic Scholar
Roles of intestinal epithelial cells in the maintenance of gut homeostasis
Ryu Okumura, K. Takeda
2017Experimental &Molecular Medicine625 citations Open access
Semantic Scholar
Probiotic Bifidobacterium breve Induces IL-10-Producing Tr1 Cells in the Colon
S. Jeon, H. Kayama, Yoshiyasu Ueda, Takuya Takahashi +12 more
2012PLoS Pathogens340 citations Open access
Semantic Scholar
Maintenance of intestinal homeostasis by mucosal barriers
Ryu Okumura, K. Takeda
2018Inflammation and Regeneration322 citations Open access
Semantic Scholar
Lypd8 promotes the segregation of flagellated microbiota and colonic epithelia
Ryu Okumura, T. Kurakawa, T. Nakano, H. Kayama +20 more
2016Nature192 citations
Semantic Scholar
GPR31-dependent dendrite protrusion of intestinal CX3CR1+ cells by bacterial metabolites
N. Morita, E. Umemoto, Setsuko Fujita, Akio Hayashi +15 more
2019Nature174 citations
Semantic Scholar
Generation of colonic IgA-secreting cells in the caecal patch
Kazunori Masahata, E. Umemoto, H. Kayama, Manato Kotani +22 more
2014Nature Communications162 citations Open access
Semantic Scholar
Slc3a2 Mediates Branched-Chain Amino-Acid-Dependent Maintenance of Regulatory T Cells.
K. Ikeda, M. Kinoshita, H. Kayama, S. Nagamori +17 more
2017Cell Reports126 citations Open access
Semantic Scholar
Intestinal CX3C chemokine receptor 1high (CX3CR1high) myeloid cells prevent T-cell-dependent colitis
H. Kayama, Yoshiyasu Ueda, Yukihisa Sawa, S. Jeon +9 more
2012Proceedings of the National Academy of Sciences of the United States of America109 citations Open access
Semantic Scholar
Genomic repertoires linked with pathogenic potency of arthritogenic Prevotella copri isolated from the gut of patients with rheumatoid arthritis
Takuro Nii, Y. Maeda, D. Motooka, M. Naito +16 more
2023Annals of the Rheumatic Diseases98 citations Open access
Semantic Scholar
The role of the mucosal barrier system in maintaining gut symbiosis to prevent intestinal inflammation
Ryu Okumura, Kiyoshi Takeda
2024Seminars in Immunopathology95 citations Open access
Semantic Scholar
The ectoenzyme E-NPP3 negatively regulates ATP-dependent chronic allergic responses by basophils and mast cells.
Shih-Han Tsai, M. Kinoshita, T. Kusu, H. Kayama +12 more
2015Immunity84 citations Open access
Semantic Scholar
Comparison of Japanese and Indian intestinal microbiota shows diet-dependent interaction between bacteria and fungi
Siddhika Pareek, T. Kurakawa, Bhabatosh Das, D. Motooka +16 more
2019npj Biofilms and Microbiomes77 citations Open access
Semantic Scholar
Ecto-Nucleoside Triphosphate Diphosphohydrolase 7 Controls Th17 Cell Responses through Regulation of Luminal ATP in the Small Intestine
T. Kusu, H. Kayama, M. Kinoshita, S. Jeon +17 more
2013Journal of Immunology72 citations Open access
Semantic Scholar
Non-Ischemic Heart Failure With Reduced Ejection Fraction Is Associated With Altered Intestinal Microbiota.
T. Katsimichas, T. Ohtani, D. Motooka, Y. Tsukamoto +13 more
2018Circulation Journal63 citations Open access
Semantic Scholar
Maintenance of gut homeostasis by the mucosal immune system
Ryu Okumura, K. Takeda
2016Proceedings of the Japan Academy. Series B, Physical and biological sciences62 citations Open access
Semantic Scholar
Regulation of intestinal homeostasis by the ulcerative colitis-associated gene RNF186
K. Fujimoto, M. Kinoshita, Hiroo Tanaka, Daisuke Okuzaki +13 more
2016Mucosal Immunology57 citations Open access
Semantic Scholar
Sialylation shapes mucus architecture inhibiting bacterial invasion in the colon.
Mugen Taniguchi, Ryu Okumura, Takahisa Matsuzaki, A. Nakatani +13 more
2023Mucosal Immunology43 citations Open access
Semantic Scholar
Intestinal goblet cells protect against GVHD after allogeneic stem cell transplantation via Lypd8
Takahide Ara, D. Hashimoto, Eiko Hayase, Clara Noizat +16 more
2020Science Translational Medicine43 citations
Semantic Scholar
Heme ameliorates dextran sodium sulfate-induced colitis through providing intestinal macrophages with noninflammatory profiles
H. Kayama, M. Kohyama, Daisuke Okuzaki, D. Motooka +13 more
2018Proceedings of the National Academy of Sciences of the United States of America43 citations Open access
Semantic Scholar
Oral intake of silica nanoparticles exacerbates intestinal inflammation.
Takao Ogawa, Ryu Okumura, K. Nagano, Tomomi Minemura +8 more
2020Biochemical and Biophysical Research Communications - BBRC36 citations Open access
Semantic Scholar
BATF2 prevents T-cell-mediated intestinal inflammation through regulation of the IL-23/IL-17 pathway
H. Kayama, Haruka Tani, S. Kitada, A. Opasawatchai +4 more
2019International Immunology25 citations Open access
Semantic Scholar
The ATP-hydrolyzing ectoenzyme E-NTPD8 attenuates colitis through modulation of P2X4 receptor–dependent metabolism in myeloid cells
Haruka Tani, Bo Li, T. Kusu, Ryu Okumura +16 more
2021Proceedings of the National Academy of Sciences of the United States of America24 citations Open access
Semantic Scholar
Lypd8 inhibits attachment of pathogenic bacteria to colonic epithelia
Ryu Okumura, T. Kodama, Chiao-Ching Hsu, Benjamin Heller Sahlgren +4 more
2019Mucosal Immunology22 citations Open access
Semantic Scholar
Human LYPD8 protein inhibits motility of flagellated bacteria
Chiao-Ching Hsu, Ryu Okumura, K. Takeda
2017Inflammation and Regeneration22 citations Open access
Semantic Scholar
Pyruvate enhances oral tolerance via GPR31.
Qi-Zhi Liu, E. Umemoto, Naoki Morita, H. Kayama +4 more
2022International Immunology17 citations
Semantic Scholar
An oral WT1 protein vaccine composed of WT1-anchored, genetically engineered Bifidobacterium longum allows for intestinal immunity in mice with acute myeloid leukemia
Natsuki Nakagawa, Y. Hashii, H. Kayama, Ryu Okumura +10 more
2022Cancer Immunology and Immunotherapy16 citations Open access
Semantic Scholar
Protease inhibitory activity of secretory leukocyte protease inhibitor ameliorates murine experimental colitis by protecting the intestinal epithelial barrier
S. Ozaka, A. Sonoda, Shimpei Ariki, Naganori Kamiyama +17 more
2021Genes to Cells15 citations Open access
Semantic Scholar
TRPM5 Negatively Regulates Calcium-Dependent Responses in Lipopolysaccharide-Stimulated B Lymphocytes.
T. Sakaguchi, Ryu Okumura, C. Ono, Daisuke Okuzaki +13 more
2020Cell Reports15 citations Open access
Semantic Scholar
Alleviation of colonic inflammation by Lypd8 in a mouse model of inflammatory bowel diseases (IBD).
Chiao-Ching Hsu, Ryu Okumura, D. Motooka, Reo Sasaki +3 more
2021International Immunology13 citations
Semantic Scholar
Fecal Stream Diversion Changes Intestinal Environment, Modulates Mucosal Barrier, and Attenuates Inflammatory Cells in Crohn’s Disease
Yoshifumi Watanabe, T. Mizushima, Ryu Okumura, Shiki Fujino +9 more
2021Digestive Diseases and Sciences12 citations
Semantic Scholar
E-NPP3 controls plasmacytoid dendritic cell numbers in the small intestine
Yoki Furuta, Shih-Han Tsai, M. Kinoshita, K. Fujimoto +6 more
2017PLoS ONE11 citations Open access
Semantic Scholar
Epithelial miR‐215 negatively modulates Th17‐dominant inflammation by inhibiting CXCL12 production in the small intestine
Siddhika Pareek, Xenia Sanchenkova, T. Sakaguchi, M. Murakami +8 more
2022Genes to Cells7 citations
Semantic Scholar
TRAF6 signaling in dendritic cells plays protective role against infectious colitis by limiting C. rodentium infection through the induction of Th1 and Th17 responses.
T. Chalalai, Naganori Kamiyama, Benjawan Saechue, N. Sachi +10 more
2023Biochemical and Biophysical Research Communications - BBRC6 citations Open access
Semantic Scholar
Maintenance of intestinal homeostasis by mucosal barriers
Ryu Okumura, K. Takeda
2018Inflammation and Regeneration6 citations Open access
Semantic Scholar
Low Surface Potential with Glycoconjugates Determines Insect Cell Adhesion at Room Temperature
Takahisa Matsuzaki, Daigo Terutsuki, Shoma Sato, Kohei Ikarashi +11 more
2022Journal of Physical Chemistry Letters5 citations Open access
Semantic Scholar
Differential dependence on microbiota of IL‐23/IL‐22‐dependent gene expression between the small‐ and large‐intestinal epithelia
A. Nakatani, Ryu Okumura, Airi Ishibashi, Shota Okamoto +5 more
2023Genes to Cells2 citations Open access
Semantic Scholar
Intestinal Goblet Cells Play a Protective Role Against GVHD Via a Lypd8-Dependent Manner after Allogeneic Hematopoietic Stem Cell Transplantation
Takahide Ara, D. Hashimoto, Eiko Hayase, Noizat Clara +3 more
2018Blood2 citations
Semantic Scholar
Single-cell transcriptome analysis reveals the association between ketone body synthesis and morphogenic profile of intestinal epithelia in neonatal mice.
Kyoko Matsuki, Taiki Sakaguchi, Mari Murakami, Ryu Okumura +8 more
2025Mucosal Immunology1 citations Open access
Semantic Scholar
Roles of Intestinal Epithelial Glycans in Maintaining Gut Homeostasis
Ryu Okumura
2025Trends in glycoscience and glycotechnology0 citations
Semantic Scholar
Human LYPD8 protein inhibits motility of flagellated bacteria
Chiao-Ching Hsu, Ryu Okumura, K. Takeda
2017Inflammation and Regeneration0 citations Open access
Semantic Scholar
ATP in the Small Intestine Responses through Regulation of Luminal Diphosphohydrolase 7 Controls Th 17 Cell Ecto-Nucleoside Triphosphate
T. Kusu, H. Kayama, M. Kinoshita, S. Jeon +17 more
20120 citations
Semantic Scholar

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K. Takeda×36
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H. Kayama×24
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D. Motooka×11
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Yoshiyasu Ueda×5

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