Tadashi Ishii

10.0k total citations · 1 hit paper
244 papers, 6.8k citations indexed

About

Tadashi Ishii is a scholar working on Plant Science, Molecular Biology and Pharmacology. According to data from OpenAlex, Tadashi Ishii has authored 244 papers receiving a total of 6.8k indexed citations (citations by other indexed papers that have themselves been cited), including 100 papers in Plant Science, 39 papers in Molecular Biology and 28 papers in Pharmacology. Recurrent topics in Tadashi Ishii's work include Polysaccharides and Plant Cell Walls (72 papers), Biofuel production and bioconversion (26 papers) and Polysaccharides Composition and Applications (22 papers). Tadashi Ishii is often cited by papers focused on Polysaccharides and Plant Cell Walls (72 papers), Biofuel production and bioconversion (26 papers) and Polysaccharides Composition and Applications (22 papers). Tadashi Ishii collaborates with scholars based in Japan, United States and France. Tadashi Ishii's co-authors include Toshiro Matsunaga, Malcolm A. O’Neill, Peter Albersheim, Alan G. Darvill, Shinobu Satoh, Hiroaki Iwai, Tetsuya Akaishi, Mayumi Ohnishi‐Kameyama, Satoshi Kaneko and Patrice Lerouge and has published in prestigious journals such as Proceedings of the National Academy of Sciences, Nucleic Acids Research and Journal of Biological Chemistry.

In The Last Decade

Tadashi Ishii

230 papers receiving 6.6k citations

Hit Papers

RHAMNOGALACTURONAN II: St... 2004 2026 2011 2018 2004 200 400 600
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.

  1. RHAMNOGALACTURONAN II: Structure and Function of a Borate Cross-Linked Cell Wall Pectic Polysaccharide
    2004 684 citations Tadashi Ishii et al. profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Tadashi Ishii Japan 41 4.4k 2.0k 1.1k 987 833 244 6.8k
Lixia Li China 46 1.9k 0.4× 3.5k 1.7× 361 0.3× 715 0.7× 500 0.6× 323 8.2k
Xun Wang China 41 5.0k 1.1× 5.7k 2.8× 367 0.3× 448 0.5× 957 1.1× 264 12.5k
Heikki Kallio Finland 50 3.1k 0.7× 1.8k 0.9× 530 0.5× 2.6k 2.7× 1.8k 2.2× 326 9.5k
Róger Wagner Brazil 45 1.4k 0.3× 1.5k 0.8× 654 0.6× 2.3k 2.3× 933 1.1× 357 7.0k
Chao Zhao China 49 1.4k 0.3× 2.3k 1.2× 577 0.5× 1.1k 1.1× 947 1.1× 238 7.0k
Xin Gen Lei United States 59 3.1k 0.7× 3.5k 1.7× 306 0.3× 500 0.5× 4.6k 5.5× 255 11.4k
Lanping Guo China 38 2.5k 0.6× 2.6k 1.3× 389 0.4× 925 0.9× 332 0.4× 522 6.6k
Bin Du China 32 1.3k 0.3× 842 0.4× 201 0.2× 1.2k 1.2× 1.1k 1.3× 140 4.2k
Gerrit Smit Netherlands 50 1.1k 0.3× 3.0k 1.5× 553 0.5× 2.7k 2.7× 1.3k 1.6× 163 8.5k
Roger Andersson Sweden 52 2.7k 0.6× 1.2k 0.6× 668 0.6× 2.7k 2.8× 4.3k 5.1× 256 9.0k

Countries citing papers authored by Tadashi Ishii

Since Specialization
Citations

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

Fields of papers citing papers by Tadashi Ishii

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Tadashi Ishii

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

All Works

20 of 20 papers shown
1.
Ishii, Tadashi, et al.. (2026). Association of symptoms of neuropsychological long COVID with imaging and plasma biomarkers. Journal of the Neurological Sciences. 483. 125808–125808.
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Noda, Aoi, Ryutaro Arita, Taku Obara, et al.. (2025). Perinatal Outcomes After the Use of Kampo Medicines Containing Ephedra During Pregnancy. Pharmacoepidemiology and Drug Safety. 34(11). e70251–e70251.
4.
Noda, Aoi, Taku Obara, Satoko Suzuki, et al.. (2024). Risk of Major Congenital Malformations Associated with the Use of Japanese Traditional (Kampo) Medicine Containing Ephedra During the First Trimester of Pregnancy. Drugs - Real World Outcomes. 11(2). 263–272. 3 indexed citations
5.
Ono, Rie, Shin Takayama, Natsumi Saito, et al.. (2024). A Case Series of Post-COVID Conditions with Fatigability Treated with Saikokeishito. An Official Journal of the Japan Primary Care Association. 47(2). 49–55. 1 indexed citations
6.
Akaishi, Tetsuya, Kunio Tarasawa, Kiyohide Fushimi, et al.. (2023). Risk Factors Associated With Peripartum Suicide Attempts in Japan. JAMA Network Open. 6(1). e2250661–e2250661. 12 indexed citations
7.
Ono, Rie, Ryutaro Arita, Shin Takayama, et al.. (2023). Progress and treatment of “long COVID” in non‐hospitalized patients: A single‐center retrospective cohort study. Traditional & Kampo Medicine. 10(2). 150–158. 4 indexed citations
8.
Akaishi, Tetsuya, Satoko Suzuki, Rie Ono, et al.. (2023). Predictors for the Development of Hypoxia or Prolonged Acute Symptoms among Non-Hospitalized Mild-to-Moderate Patients with Coronavirus Disease 2019. The Tohoku Journal of Experimental Medicine. 260(3). 231–244.
9.
Akaishi, Tetsuya, Toshiaki Saito, Michiaki Abe, & Tadashi Ishii. (2023). Subjective Physical Symptoms Related to Bad Weather Among Persons Undergoing Medical Check-Up: A Single-Center Observational Study. Cureus. 15(12). e50642–e50642. 1 indexed citations
10.
Akaishi, Tetsuya, Tatsuro Misu, Kazuo Fujihara, et al.. (2021). White blood cell count profiles in multiple sclerosis during attacks before the initiation of acute and chronic treatments. Scientific Reports. 11(1). 22357–22357. 25 indexed citations
11.
Watanabe, Masashi, Shin Takayama, Yasuyuki Shiraishi, et al.. (2016). The Pilot Study of Evaluating Fluctuation in the Blood Flow Volume of the Radial Artery, a Site for Traditional Pulse Diagnosis. SHILAP Revista de lepidopterología. 3(2). 11–11. 1 indexed citations
12.
Konishi, Teruko & Tadashi Ishii. (2012). The Origin and Functions of Arabinofuranosyl Residues in Plant Cell Walls. Trends in Glycoscience and Glycotechnology. 24(135). 13–23. 5 indexed citations
13.
Iwai, Hiroaki, Akiko Hokura, Masahiro Oishi, et al.. (2006). The gene responsible for borate cross-linking of pectin Rhamnogalacturonan-II is required for plant reproductive tissue development and fertilization. Proceedings of the National Academy of Sciences. 103(44). 16592–16597. 84 indexed citations
14.
Tajima, Kiyoshi, et al.. (2005). 2-D Localization of Autonomous Farm Vehicle Using Laser Distance Sensor. Journal of the Japanese Society of Agricultural Machinery. 67(5). 45–53. 1 indexed citations
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Ishii, Tadashi & Toshiro Matsunaga. (2003). Chemical Structure and Function of the Plant Cell Wall Polysaccharide Rhamnogalacturonan II. 49(3). 153–160. 2 indexed citations
18.
Iwai, Hiroaki, et al.. (2002). A pectin glucuronyltransferase gene is essential for intercellular attachment in the plant meristem. Proceedings of the National Academy of Sciences. 99(25). 16319–16324. 197 indexed citations
19.
Ishii, Tadashi, et al.. (2001). HIGHWAY EXPERIMENT FOR DEVELOPING ROAD SENSOR. 1 indexed citations
20.
Fukui, Dai, Tadashi Ishii, Naoki Agetsuma, & Toshiki Aoi. (2001). Efficiency of Harp Trap for Capturing Bats in Boreal Broad-Leaved Forest in Japan. Hokkaido University Collection of Scholarly and Academic Papers (Hokkaido University). 3(3). 23–26. 7 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.

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