Ryoji Nonaka

749 total citations · 1 hit paper
11 papers, 605 citations indexed

About

Ryoji Nonaka is a scholar working on Surgery, Oncology and Molecular Biology. According to data from OpenAlex, Ryoji Nonaka has authored 11 papers receiving a total of 605 indexed citations (citations by other indexed papers that have themselves been cited), including 5 papers in Surgery, 5 papers in Oncology and 3 papers in Molecular Biology. Recurrent topics in Ryoji Nonaka's work include Colorectal Cancer Surgical Treatments (4 papers), MicroRNA in disease regulation (3 papers) and Cholangiocarcinoma and Gallbladder Cancer Studies (2 papers). Ryoji Nonaka is often cited by papers focused on Colorectal Cancer Surgical Treatments (4 papers), MicroRNA in disease regulation (3 papers) and Cholangiocarcinoma and Gallbladder Cancer Studies (2 papers). Ryoji Nonaka collaborates with scholars based in Japan. Ryoji Nonaka's co-authors include Hirofumi Yamamoto, Masaki Mori, Takeshi Nakajima, Fumitaka Takeshita, Takahiro Ochiya, Hideki Ohta, Takashi Kato, Hajime Sugisaki, Hiroshi Hayashi and Hiroyuki Okamoto and has published in prestigious journals such as Nature Communications, Surgical Endoscopy and International Journal of Oncology.

In The Last Decade

Ryoji Nonaka

10 papers receiving 599 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.

Ultra-sensitive liquid biopsy of circulating extracellular vesicles using ExoScreen

2014 475 citations Yusuke Yoshioka, Nobuyoshi Kosaka et al. Nature Communications profile →

Peers

Countries citing papers authored by Ryoji Nonaka

Since Specialization

Citations

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

Fields of papers citing papers by Ryoji Nonaka

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Ryoji Nonaka

This figure shows the co-authorship network connecting the top 25 collaborators of Ryoji Nonaka. A scholar is included among the top collaborators of Ryoji Nonaka 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 Ryoji Nonaka. Ryoji Nonaka is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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11 of 11 papers shown

#	Work	Indexed citations
1	A giant esophageal liposarcoma radically resected by the cervical approach: a case report 2021 ·Clinical Journal of Gastroenterology ·H Furukawa, Masahiro Tanemura, Hiroki Matsuda, (unknown), Kenichi Matsumoto, Jun Okuno, (unknown), Ryoji Nonaka, (unknown), Masaki Wakasugi, Masakazu Miyake, Yasuhiko Iiboshi	4
2	[A Case of Advanced Sigmoid Colon Cancer That Was Resected after Chemoradiation Therapy Following Ineffective Chemotherapy]. 2018 ·PubMed ·Yujiro Fujie, Kei Adachi, Ryoji Nonaka, (unknown), Kazuhiko Hashimoto, Shoichiro Fujita, Tadashi Ohnishi	1
3	[A Case of an IgG4-Related Inflammatory Pseudotumor of the Liver Showing Enlargement That Was Difficult to Differentiate from Hepatic Cancer]. 2017 ·PubMed ·Kei Adachi, Kazuhiko Hashimoto, Ryoji Nonaka, (unknown), Yujiro Fujie, Shoichiro Fujita, (unknown), Jun Hanai, Shingi Imaoka, Tadashi Ohnishi	3
4	Circulating miR-103 and miR-720 as novel serum biomarkers for patients with colorectal cancer 2015 ·International Journal of Oncology ·Ryoji Nonaka, Yuichiro Miyake, Taishi Hata, Yoshinori Kagawa, Takeshi Kato, Hideki Osawa, Junichi Nishimura, Masakazu Ikenaga, Kohei Murata, Mamoru Uemura, Daisuke Okuzaki, Ichiro Takemasa, Tsunekazu Mizushima, Hirofumi Yamamoto, Yuichiro� Doki, Masaki Mori	41
5	[A Case of Concurrent Cancer in a Giant Rectal Villous Adenoma That Resulted in Extensive Lymph Node Metastases]. 2015 ·PubMed ·Masahisa Ohtsuka, Taishi Hata, Masayuki Hiraki, Hiroshi Takeyama, Ryoji Nonaka, Mamoru Uemura, Junichi Nishimura, Ichiro Takemasa, Tsunekazu Mizushima, Hirofumi Yamamoto, Yuichiro� Doki, Masaki Mori	1
6	[Resected Focal Nodular Hyperplasia That Was Difficult to Differentiate from Hepatocellular Carcinoma--A Case Report]. 2015 ·PubMed ·Kazuhiko Hashimoto, (unknown), Junzo Shimizu, (unknown), Ryoji Nonaka, Yujiro Fujie, Shoichiro Fujita, Junya Fujita, Akira Kaneko, Shingi Imaoka, Tadashi Ohnishi, (unknown), Masahiko Tsujimoto	0
7	A novel endoscopic fluorescent clip visible with near-infrared imaging during laparoscopic surgery in a porcine model 2014 ·Surgical Endoscopy ·Hiroshi Takeyama, Taishi Hata, Junichi Nishimura, Ryoji Nonaka, Mamoru Uemura, Naotsugu Haraguchi, Ichiro Takemasa, Tsunekazu Mizushima, Hirofumi Yamamoto, Yuichiro� Doki, Masaki Mori	21
8	A novel single-stapling technique for colorectal anastomosis: a pre-ligation single-stapling technique (L-SST) in a porcine model 2014 ·Surgical Endoscopy ·Hiroshi Takeyama, Hirofumi Yamamoto, Taishi Hata, Yusuke Takahashi, Masahisa Ohtsuka, Ryoji Nonaka, Akira Inoue, Atsushi Naito, Tae Matsumura, Mamoru Uemura, Junichi Nishimura, Ichiro Takemasa, Tsunekazu Mizushima, Yuichiro� Doki, Masaki Mori	3
9	Ultra-sensitive liquid biopsy of circulating extracellular vesicles using ExoScreen breakdown → 2014 ·Nature Communications ·Yusuke Yoshioka, Nobuyoshi Kosaka, Yuki Konishi, Hideki Ohta, Hiroyuki Okamoto, Hikaru Sonoda, Ryoji Nonaka, Hirofumi Yamamoto, Hideshi Ishii, Masaki Mori, Koh Furuta, Takeshi Nakajima, Hiroshi Hayashi, Hajime Sugisaki, (unknown), Takashi Kato, Fumitaka Takeshita, Takahiro Ochiya	475
10	Circulating miR-199a-3p as a novel serum biomarker for colorectal cancer 2014 ·Oncology Reports ·Ryoji Nonaka, Junichi Nishimura, Yoshinori Kagawa, Hideki Osawa, Junichi Hasegawa, Kohei Murata, Shu Okamura, Hirofumi Ota, Mamoru Uemura, Taishi Hata, Ichiro Takemasa, Tsunekazu Mizushima, Daisuke Okuzaki, Hirofumi Yamamoto, Yuichiro� Doki, Masaki Mori	45
11	Short-Term Outcomes of Simultaneous Laparoscopic Colectomy and Hepatectomy for Primary Colorectal Cancer With Synchronous Liver Metastases 2014 ·International Surgery ·Akira Inoue, Mamoru Uemura, Hirofumi Yamamoto, Masayuki Hiraki, Atsushi Naito, Takayuki Ogino, Ryoji Nonaka, Junichi Nishimura, Hiroshi Wada, Taishi Hata, Ichiro Takemasa, Hidetoshi Eguchi, Tsunekazu Mizushima, Hiroaki Nagano, Yuichiro� Doki, Masaki Mori	11

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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