Kohei Horioka

3.1k total citations · 1 hit paper
18 papers, 1.1k citations indexed

About

Kohei Horioka is a scholar working on Oncology, Surgery and Immunology. According to data from OpenAlex, Kohei Horioka has authored 18 papers receiving a total of 1.1k indexed citations (citations by other indexed papers that have themselves been cited), including 13 papers in Oncology, 10 papers in Surgery and 3 papers in Immunology. Recurrent topics in Kohei Horioka's work include Cancer Cells and Metastasis (5 papers), Colorectal Cancer Surgical Treatments (4 papers) and Pancreatic and Hepatic Oncology Research (4 papers). Kohei Horioka is often cited by papers focused on Cancer Cells and Metastasis (5 papers), Colorectal Cancer Surgical Treatments (4 papers) and Pancreatic and Hepatic Oncology Research (4 papers). Kohei Horioka collaborates with scholars based in Japan. Kohei Horioka's co-authors include Kenji Fujiwara, Kazuhiro Koikawa, Norihiro Sato, Kinjiro Sumiyoshi, Shin Akagawa, Masayuki Sada, Masao Tanaka, Tatsuya Hirano, Keigo Ozono and Kenoki Ohuchida and has published in prestigious journals such as PLoS ONE, British Journal of Cancer and Cancer Letters.

In The Last Decade

Kohei Horioka

13 papers receiving 1.0k 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.

Hepatogastroenterology

2011 841 citations Kinjiro Sumiyoshi, Norihiro Sato et al. Hepatogastroenterology profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Kohei Horioka Japan	7	490	388	290	174	161	18	1.1k
Kazuhiro Koikawa Japan	10	505 1.0×	438 1.1×	295 1.0×	207 1.2×	169 1.0×	15	1.2k
Keigo Ozono Japan	7	484 1.0×	309 0.8×	283 1.0×	193 1.1×	161 1.0×	18	945
Shin Akagawa Japan	10	577 1.2×	301 0.8×	407 1.4×	223 1.3×	163 1.0×	28	1.1k
Hideaki Yano Japan	17	496 1.0×	332 0.9×	169 0.6×	210 1.2×	168 1.0×	66	1.0k
Haijun Zhong China	13	334 0.7×	353 0.9×	279 1.0×	191 1.1×	126 0.8×	59	1.1k
Sylvain Kirzin France	18	560 1.1×	699 1.8×	244 0.8×	134 0.8×	109 0.7×	41	1.2k
Carsten Kamphues Germany	20	423 0.9×	449 1.2×	272 0.9×	201 1.2×	185 1.1×	64	1.1k
Yidong Cai China	7	358 0.7×	263 0.7×	223 0.8×	125 0.7×	118 0.7×	9	815
Masayuki Sada Japan	7	595 1.2×	294 0.8×	384 1.3×	172 1.0×	164 1.0×	14	999
Vincent Zimmer Germany	19	436 0.9×	209 0.5×	187 0.6×	364 2.1×	208 1.3×	164	1.1k

Countries citing papers authored by Kohei Horioka

Since Specialization

Citations

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

Fields of papers citing papers by Kohei Horioka

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Kohei Horioka

This figure shows the co-authorship network connecting the top 25 collaborators of Kohei Horioka. A scholar is included among the top collaborators of Kohei Horioka 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 Kohei Horioka. Kohei Horioka 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:

18 of 18 papers shown

Tamura, Koji, et al.. (2026). Impact of an ERAS‐Based Surgical Care Bundle Implementation for Preventing Anastomotic Leakage in Minimally Invasive Low Anterior Resection for Rectal Cancer: A Retrospective Cohort Study. World Journal of Surgery. 50(3). 547–557.

Ohuchida, Kenoki, Yutaka Yamada, Yuki Shimada, et al.. (2025). Claudin18.2-positive gastric cancer-specific changes in neoadjuvant chemotherapy-driven immunosuppressive tumor microenvironment. British Journal of Cancer. 132(9). 793–804.

Tamura, Koji, Kinuko Nagayoshi, Yusuke Mizuuchi, et al.. (2025). Prognostic impact of subcutaneous fat quality and sarcopenia on the survival outcomes in patients with colorectal cancer. Surgery Today. 55(8). 1032–1042. 2 indexed citations

Ohuchida, Kenoki, Bryan C. Tan, Yuki Shimada, et al.. (2025). Prognostic nutrition index reveals LAG3 in cytotoxic CD8+ T cells and MHC class II in gastric cancer cells. Cancer Immunology Immunotherapy. 74(6). 176–176.

Tamura, Koji, Kinuko Nagayoshi, Yusuke Mizuuchi, et al.. (2024). Osteosarcopenia: the coexistence of sarcopenia and osteopenia is predictive of prognosis and postoperative complications after curative resection for colorectal cancer. Surgery Today. 55(1). 78–89. 3 indexed citations

Ohuchida, Kenoki, Chika Iwamoto, Nobuhiro Torata, et al.. (2024). Tumor infiltration of inactive CD8 + T cells was associated with poor prognosis in Gastric Cancer. Gastric Cancer. 28(2). 211–227. 1 indexed citations

Tamura, Koji, Toru Shimizu, Kinuko Nagayoshi, et al.. (2024). Clinical features, surgical treatment strategy, and feasibility of minimally invasive surgery for synchronous and metachronous multiple colorectal cancers: A 14-year single-center experience. Surgical Endoscopy. 38(12). 7139–7151.

Tamura, Koji, Kinuko Nagayoshi, Yusuke Mizuuchi, et al.. (2024). Simple pelvimetry predicts the pelvic manipulation time in robot-assisted low and ultra-low anterior resection for rectal cancer. Surgery Today. 54(10). 1184–1192. 1 indexed citations

Ohuchida, Kenoki, Yutaka Yamada, Chika Iwamoto, et al.. (2024). Tumor-infiltrating monocytic myeloid-derived suppressor cells contribute to the development of an immunosuppressive tumor microenvironment in gastric cancer. Gastric Cancer. 27(2). 248–262. 23 indexed citations

10.

Matsuda, Yuki, et al.. (2020). A Case of Lymphoepithelioma-like Carcinoma in the Breast. Nihon Rinsho Geka Gakkai Zasshi (Journal of Japan Surgical Association). 81(10). 1969–1974.

11.

Horioka, Kohei, et al.. (2018). Esophagopericardial Fistula Formation during Chemotherapy for Unresectable Remnant Gastric Cancer Patient with Esophageal Stent. The Japanese Journal of Gastroenterological Surgery. 51(8). 512–519. 1 indexed citations

12.

Horioka, Kohei, Kenoki Ohuchida, Masafumi Sada, et al.. (2016). Suppression of CD51 in pancreatic stellate cells inhibits tumor growth by reducing stroma and altering tumor-stromal interaction in pancreatic cancer. International Journal of Oncology. 48(4). 1499–1508. 26 indexed citations

13.

Abe, Toshiya, Kenoki Ohuchida, Kazuhiro Koikawa, et al.. (2016). Cancer-associated peritoneal mesothelial cells lead the formation of pancreatic cancer peritoneal dissemination. International Journal of Oncology. 50(2). 457–467. 7 indexed citations

14.

Sada, Masafumi, Kenoki Ohuchida, Kohei Horioka, et al.. (2016). Hypoxic stellate cells of pancreatic cancer stroma regulate extracellular matrix fiber organization and cancer cell motility. Cancer Letters. 372(2). 210–218. 66 indexed citations

15.

Zheng, Biao, Kenoki Ohuchida, Ming Zhao, et al.. (2015). CD146 attenuation in cancer‐associated fibroblasts promotes pancreatic cancer progression. Molecular Carcinogenesis. 55(11). 1560–1572. 36 indexed citations

16.

Fujiwara, Kenji, Kenoki Ohuchida, Masafumi Sada, et al.. (2014). CD166/ALCAM Expression Is Characteristic of Tumorigenicity and Invasive and Migratory Activities of Pancreatic Cancer Cells. PLoS ONE. 9(9). e107247–e107247. 43 indexed citations

17.

Horioka, Kohei, et al.. (2012). Two cases of acute lower gastrointestinal bleeding from the appendix. Nihon Rinsho Geka Gakkai Zasshi (Journal of Japan Surgical Association). 73(6). 1430–1434. 3 indexed citations

18.

Sumiyoshi, Kinjiro, Norihiro Sato, Shin Akagawa, et al.. (2011). Hepatogastroenterology. Hepatogastroenterology. 59(114). 325–8. 841 indexed citations breakdown →

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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