Masahiro Asaka

24.0k total citations · 5 hit papers
507 papers, 18.0k citations indexed

About

Masahiro Asaka is a scholar working on Surgery, Pulmonary and Respiratory Medicine and Immunology. According to data from OpenAlex, Masahiro Asaka has authored 507 papers receiving a total of 18.0k indexed citations (citations by other indexed papers that have themselves been cited), including 237 papers in Surgery, 136 papers in Pulmonary and Respiratory Medicine and 94 papers in Immunology. Recurrent topics in Masahiro Asaka's work include Helicobacter pylori-related gastroenterology studies (171 papers), Gastric Cancer Management and Outcomes (102 papers) and Eosinophilic Esophagitis (58 papers). Masahiro Asaka is often cited by papers focused on Helicobacter pylori-related gastroenterology studies (171 papers), Gastric Cancer Management and Outcomes (102 papers) and Eosinophilic Esophagitis (58 papers). Masahiro Asaka collaborates with scholars based in Japan, United States and United Kingdom. Masahiro Asaka's co-authors include Mototsugu Kato, Toshiro Sugiyama, Hiroshi Takeda, David Y. Graham, Naomi Uemura, Masanori Hatakeyama, Hideaki Higashi, Ryouhei Tsutsumi, Takeshi Azuma and Masahiro Imamura and has published in prestigious journals such as Science, New England Journal of Medicine and Proceedings of the National Academy of Sciences.

In The Last Decade

Masahiro Asaka

498 papers receiving 17.5k citations

Hit Papers

5 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.

Kyoto global consensus report onHelicobacter pylorigastritis

2015 1.2k citations Kentaro Sugano, Jan Tack et al. Gut profile →
Effect of eradication of Helicobacter pylori on incidence of metachronous gastric carcinoma after endoscopic resection of early gastric cancer: an open-label, randomised controlled trial

2008 936 citations Mototsugu Kato, Naomi Uemura et al. profile →
SHP-2 Tyrosine Phosphatase as an Intracellular Target of Helicobacter pylori CagA Protein

2002 856 citations Hideaki Higashi, Ryouhei Tsutsumi et al. Science profile →
Relationship of Helicobacter pylori to serum pepsinogens in an asymptomatic Japanese population

1992 529 citations Masahiro Asaka, Toshio Kimura et al. profile →
Vonoprazan, a novel potassium-competitive acid blocker, as a component of first-line and second-line triple therapy for Helicobacter pylori eradication: a phase III, randomised, double-blind study

2016 319 citations Masahiro Asaka et al. Gut profile →

Peers

Countries citing papers authored by Masahiro Asaka

Since Specialization

Citations

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

Fields of papers citing papers by Masahiro Asaka

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Masahiro Asaka

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

#	Work	Indexed citations
1	Economic and health impacts of introducing Helicobacter pylori eradication strategy into national gastric cancer policy in Japan: A cost‐effectiveness analysis 2021 ·Helicobacter ·Akiko Kowada, Masahiro Asaka	19
2	Changes of Dyspeptic Symptom after Successful Eradication in <b><i>Helicobacter pylori-</i></b>Associated Dyspepsia 2019 ·Digestion ·Momoko Tsuda, Mototsugu Kato, Shoko Ono, (unknown), Shuichi Miyamoto, Satoshi Abiko, Masayoshi Ono, Takeshi Mizushima, Keiko Yamamoto, Manabu Nakagawa, Katsuhiro Mabe, Soichi Nakagawa, Takahiko Kudo, Keiko Nishikawa, Yuichi Shimizu, Masahiro Asaka, Naoya Sakamoto	7
3	Helicobacter pylori Eradication to Eliminate Gastric Cancer 2015 ·Gastroenterology Clinics of North America ·Masahiro Asaka, Katsuhiro Mabe, (unknown), Momoko Tsuda	30
4	Kyoto global consensus report onHelicobacter pylorigastritis breakdown → 2015 ·Gut ·Kentaro Sugano, Jan Tack, Ernst J. Kuipers, David Y. Graham, Emad El‐Omar, Soichiro Miura, Ken Haruma, Masahiro Asaka, Naomi Uemura, Peter Malfertheiner	1216
5	Decreased plasma ghrelin contributes to anorexia following novelty stress 2011 ·American Journal of Physiology-Endocrinology and Metabolism ·Yayoi Saegusa, Hiroshi Takeda, Shuichi Muto, Koji Nakagawa, Shunsuke Ohnishi, Chiharu Sadakane, Miwa Nahata, Tomohisa Hattori, Masahiro Asaka	63
6	1. Extermination of Gastric Cancer in Japan 2011 ·Nihon Naika Gakkai Zasshi ·Masahiro Asaka	2
7	A Novel FRET-Based Biosensor for the Measurement of BCR-ABL Activity and Its Response to Drugs in Living Cells 2010 ·Clinical Cancer Research ·Tatsuaki Mizutani, Takeshi Kondo, Stephanie Darmanin, Masumi Tsuda, Shinya Tanaka, Minoru Tobiume, Masahiro Asaka, Yusuke Ohba	72
8	PHASE II TRIAL OF COMBINED CHEMOTHERAPY WITH IRINOTECAN, S-1, AND BEVACIZUMAB IN PATIENTS WITH METASTATIC COLORECTAL CANCER 2010 ·Annals of Oncology ·Masahiro Asaka, Yasushi Sakata, Masaki Munakata, Masatoshi Kudo, (unknown), Kazuhito Hatanaka, Midori Nakamura, (unknown), Satoshi Yuki, Yoshimichi Komatsu	1
9	Strategy for Eliminating Gastric Cancer in Japan 2010 ·Helicobacter ·Masahiro Asaka, Mototsugu Kato, David Y. Graham	59
10	Endoscopic survey of low‐dose‐aspirin‐induced gastroduodenal mucosal injuries in patients with ischemic heart disease 2008 ·Journal of Gastroenterology and Hepatology ·(unknown), Mototsugu Kato, Takehiko Katsurada, (unknown), (unknown), Izumi Yoshida, Katsuhiko Sato, Yuko Kawai, Yasushi Takagi, (unknown), Shunichi Takiguchi, Masayuki Sakurai, Masahiro Asaka	19
11	[Endoscopic examination including magnifying endoscopy for diagnosis of GERD]. 2007 ·PubMed ·Mototsugu Kato, Shoko Ono, Manabu Nakagawa, Yuichi Shimizu, Masahiro Asaka	1
12	Delay of Gastric Emptying Measured by¹³C-Acetate Breath Test in Neurologically Impaired Children with Gastroesophageal Reflux 2005 ·European Journal of Pediatric Surgery ·Tadao Okada, F Sasaki, Masahiro Asaka, Mototsugu Kato, Mayumi Nakagawa, S Todo	10
13	A CASE OF COLONIC METASTASIS PRESENTING AS A POLYPOID LESION FROM A PREVIOUS EARLY GASTRIC CANCER 2 YEARS AND 7 MONTHS AFTER RESECTION 2004 ·Acta gastro-enterologica belgica ·Takashi Kato, Yoshiyuki Inoue, Michiaki Hirayama, Yutaka Kawano, (unknown), Kohichi Takada, (unknown), Hideaki Nakamura, Takashi Meguro, (unknown), Masahiro Asaka	1
14	[Gastric mucosal injury induced by H. pylori infection]. 2003 ·PubMed ·Toshiro Sugiyama, Masahiro Asaka	1
15	SHP-2 Tyrosine Phosphatase as an Intracellular Target of Helicobacter pylori CagA Protein breakdown → 2002 ·Science ·Hideaki Higashi, Ryouhei Tsutsumi, (unknown), Toshiro Sugiyama, Takeshi Azuma, Masahiro Asaka, Masanori Hatakeyama	856
16	Noninvasive Evaluation of Helicobacter Pylori Therapy: Role of Fasting Or Postprandial Gastrin, Pepsinogen I, Pepsinogen Ii, Or Serum Igg Antibodies 1999 ·The American Journal of Gastroenterology ·(unknown), Kazumasa Miki, John H. Walsh, David P. Graham, Masahiro Asaka, David Y. Graham	14
17	Renal Salmonella enteritidis abscess in a patient with severe aplastic anemia after allogeneic stem cell transplantation. 1996 ·PubMed ·Satoshi Hashino, M Imamura, Junji Tanaka, (unknown), (unknown), (unknown), Masahiro Asaka	5
18	Clinical Efficacy of Lansoprazole in Eradication of Helicobacter pylori 1995 ·Journal of Clinical Gastroenterology ·(unknown), Masahiro Asaka, (unknown), Hidetoshi Kagaya, (unknown), Hiroshi Takeda	10
19	[Proton pump inhibitors in the treatment of peptic ulcers resistant to H2-receptor antagonists]. 1992 ·PubMed ·Masahiro Asaka, Masashi Kato, Yuichi Sato, Takuya Miyazaki	2
20	HYPOPLASIA OF LEFT HEPATIC LOBE DIAGNOSED BY LAPAROSCOPY. REPORT OF A CASE 1987 ·Acta gastro-enterologica belgica ·Yoshiyasu Karino, (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), Hiroshi Takeda, Toshio Kimura, Junichi Yoshida, (unknown), Masahiro Asaka, T Matsushima, Tamotsu Miyazaki	1

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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