Hiroyuki Sakata

4.9k total citations · 1 hit paper
138 papers, 3.8k citations indexed

About

Hiroyuki Sakata is a scholar working on Neurology, Surgery and Pulmonary and Respiratory Medicine. According to data from OpenAlex, Hiroyuki Sakata has authored 138 papers receiving a total of 3.8k indexed citations (citations by other indexed papers that have themselves been cited), including 41 papers in Neurology, 39 papers in Surgery and 33 papers in Pulmonary and Respiratory Medicine. Recurrent topics in Hiroyuki Sakata's work include Intracranial Aneurysms: Treatment and Complications (28 papers), Moyamoya disease diagnosis and treatment (19 papers) and Cerebrovascular and Carotid Artery Diseases (13 papers). Hiroyuki Sakata is often cited by papers focused on Intracranial Aneurysms: Treatment and Complications (28 papers), Moyamoya disease diagnosis and treatment (19 papers) and Cerebrovascular and Carotid Artery Diseases (13 papers). Hiroyuki Sakata collaborates with scholars based in Japan, United States and Canada. Hiroyuki Sakata's co-authors include Pak H. Chan, Purnima Narasimhan, Hideyuki Yoshioka, Kuniyasu Niizuma, Nobuya Okami, Ryuichi Iwakiri, Gab Seok Kim, Carolina M. Maier, Joo Eun Jung and Kazuma Fujimoto and has published in prestigious journals such as Journal of Neuroscience, SHILAP Revista de lepidopterología and Gastroenterology.

In The Last Decade

Hiroyuki Sakata

130 papers receiving 3.7k 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.

Oxidative Stress in Ischemic Brain Damage: Mechanisms of Cell Death and Potential Molecular Targets for Neuroprotection

2010 649 citations Hailan Chen, Hideyuki Yoshioka et al. Antioxidants and Redox Signaling profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Hiroyuki Sakata Japan	34	1.1k	860	815	635	631	138	3.8k
Nunzia Bernardini Italy	35	582 0.5×	817 0.9×	404 0.5×	187 0.3×	289 0.5×	136	3.4k
Masao Sasamata Japan	30	510 0.5×	1.5k 1.7×	151 0.2×	155 0.2×	146 0.2×	102	3.6k
Umberto Laforenza Italy	37	446 0.4×	1.4k 1.6×	102 0.1×	147 0.2×	650 1.0×	99	3.4k
Soroku Yagihashi Japan	46	2.1k 2.0×	1.6k 1.9×	142 0.2×	562 0.9×	1.3k 2.1×	227	8.0k
Mark A. Lovell United States	27	797 0.7×	1.3k 1.5×	53 0.1×	225 0.4×	367 0.6×	106	4.1k
Jie Pan China	20	174 0.2×	545 0.6×	291 0.4×	398 0.6×	174 0.3×	78	1.9k
Candice Trocmé France	23	204 0.2×	615 0.7×	123 0.2×	510 0.8×	87 0.1×	65	2.6k
Lei Cao China	26	512 0.5×	486 0.6×	70 0.1×	183 0.3×	190 0.3×	105	2.3k
Sharon DeMorrow United States	42	1.5k 1.4×	1.3k 1.6×	67 0.1×	173 0.3×	133 0.2×	127	4.4k
Masataka Majima Japan	46	923 0.9×	2.0k 2.3×	91 0.1×	101 0.2×	53 0.1×	255	6.8k

Countries citing papers authored by Hiroyuki Sakata

Since Specialization

Citations

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

Fields of papers citing papers by Hiroyuki Sakata

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Hiroyuki Sakata

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

20 of 20 papers shown

Tashiro, Ryosuke, Atsushi Kanoke, Takashi Aikawa, et al.. (2025). Decreased Lactococcus lactis and Propionic Acid in Feces of Patients with Moyamoya Disease: Possible Implications of Immune Dysregulation. Cerebrovascular Diseases. 55(1). 1–9.

Kovács, András, et al.. (2024). Integrated system configuration and layout planning for flexible manufacturing systems. Journal of Manufacturing Systems. 77. 384–397. 5 indexed citations

Iwamoto, Norihiro, et al.. (2023). Paradoxical worsening of ocular symptoms after transvenous embolization of cavernous sinus dural arteriovenous fistula due to coil-induced perifocal inflammation: A case report. Clinical Neurology and Neurosurgery. 236. 108086–108086.

Sakata, Hiroyuki, Hidenori Endo, Miki Fujimura, Kuniyasu Niizuma, & Teiji Tominaga. (2020). Symptomatic Cerebral Hyperperfusion After Cerebral Vasospasm Associated with Aneurysmal Subarachnoid Hemorrhage. World Neurosurgery. 137. 379–383. 4 indexed citations

Sato, Kanako, Toshiki Endo, Hiroyuki Sakata, et al.. (2018). Cord Compression Caused by a Tangled and Warped Lumbar Catheter After Lumboperitoneal Shunt Placement. Neurospine. 16(2). 368–372. 2 indexed citations

Nishimura, Takeshi, Hiroyuki Sakata, Taihei Yamada, et al.. (2017). Different Patterns in Abdominal Stab Wound in the Self-Inflicted and Assaulted Patients: An Observational Analysis of Single Center Experience.. PubMed. 63(1). E17–E21. 11 indexed citations

Fujimura, Miki, Sherif Rashad, Shunji Mugikura, et al.. (2017). Uneven cerebral hemodynamic change as a cause of neurological deterioration in the acute stage after direct revascularization for moyamoya disease: cerebral hyperperfusion and remote ischemia caused by the ‘watershed shift’. Neurosurgical Review. 40(3). 507–512. 36 indexed citations

Okamoto, Ayana, Atsunori Nakao, Kenichi Matsuda, et al.. (2014). Non‐surgical pneumoperitoneum associated with mechanical ventilation. Acute Medicine & Surgery. 1(4). 254–255. 11 indexed citations

Sakata, Hiroyuki, et al.. (2014). Acute leukemia presenting as bone pain with normal white blood cell count. Acute Medicine & Surgery. 1(4). 249–249. 9 indexed citations

10.

Chen, Hailan, Hideyuki Yoshioka, Gab Seok Kim, et al.. (2010). Oxidative Stress in Ischemic Brain Damage: Mechanisms of Cell Death and Potential Molecular Targets for Neuroprotection. Antioxidants and Redox Signaling. 14(8). 1505–1517. 649 indexed citations breakdown →

11.

Tsuruoka, Nanae, Naoyuki Tominaga, Ryo Nakano, et al.. (2010). T1048 NSAIDs Accelerated a Risk of Colonic Diverticular Hemorrhage: A Case-Control Study. Gastroenterology. 138(5). S–477. 1 indexed citations

12.

Hori, Emiko, et al.. (2009). The Importance of Telemedicine Using an Image Transfer System in the Case of Aneurysmal Subarachnoid Hemorrhage. Surgery for Cerebral Stroke. 37(1). 26–29. 1 indexed citations

13.

Nishimura, Shinjitsu, et al.. (2009). [A successful surgical case of a hypothalamic hamartoma with gelastic seizure: a case report].. PubMed. 37(8). 781–5. 1 indexed citations

14.

Shimoda, Ryo, Ryuichi Iwakiri, Hiroyuki Sakata, et al.. (2008). ENDOSCOPIC HEMOSTASIS WITH METALLIC HEMOCLIPS FOR IATROGENIC MALLORY‐WEISS TEAR CAUSED BY ENDOSCOPIC EXAMINATION. Digestive Endoscopy. 21(1). 20–23. 21 indexed citations

15.

Amemori, Sadahiro, Ryuichi Iwakiri, Hiroyoshi Endo, et al.. (2006). Oral dimethyl sulfoxide for systemic amyloid A amyloidosis complication in chronic inflammatory disease: a retrospective patient chart review. Journal of Gastroenterology. 41(5). 444–449. 33 indexed citations

16.

Ootani, Akifumi, Masanobu Mizuguchi, Seiji Tsunada, et al.. (2004). Chlamydia trachomatis proctitis. Gastrointestinal Endoscopy. 60(1). 161–162. 13 indexed citations

17.

Iwakiri, Ryuichi, Hiroyuki Sakata, Keiji Matsunaga, et al.. (2003). Endoscopic injection sclerotherapy for esophageal varices in cirrhotic patients without hepatocellular carcinoma: a comparison of longterm survival between prophylactic therapy and emergency therapy. Journal of Gastroenterology. 38(4). 361–364. 4 indexed citations

18.

Iwakiri, Ryuichi, Ryo Shimoda, Hibiki Ootani, et al.. (2002). Normalization of Phospholipids Concentration of the Gastric Mucosa was Observed in Patients with Peptic Ulcer after Eradication of Helicobacter pylori. Helicobacter. 7(4). 245–249. 7 indexed citations

19.

Iwakiri, Ryuichi, et al.. (2001). Suppression of apoptosis is responsible for increased thickness of intestinal mucosa in streptozotocin-induced diabetic rats. Metabolism. 50(3). 259–264. 29 indexed citations

20.

Hirano, Masahiro, Ryuichi Iwakiri, Hiroyuki Sakata, et al.. (1995). Epidermal growth factor enhances repair of rat intestinal mucosa damaged by oral administration of methotrexate. Journal of Gastroenterology. 30(2). 169–176. 34 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.

Explore authors with similar magnitude of impact