Ayako Ichikawa

1.3k total citations · 1 hit paper
34 papers, 1.0k citations indexed

About

Ayako Ichikawa is a scholar working on Pathology and Forensic Medicine, Oncology and Genetics. According to data from OpenAlex, Ayako Ichikawa has authored 34 papers receiving a total of 1.0k indexed citations (citations by other indexed papers that have themselves been cited), including 14 papers in Pathology and Forensic Medicine, 14 papers in Oncology and 10 papers in Genetics. Recurrent topics in Ayako Ichikawa's work include Lymphoma Diagnosis and Treatment (14 papers), Viral-associated cancers and disorders (10 papers) and Chronic Lymphocytic Leukemia Research (9 papers). Ayako Ichikawa is often cited by papers focused on Lymphoma Diagnosis and Treatment (14 papers), Viral-associated cancers and disorders (10 papers) and Chronic Lymphocytic Leukemia Research (9 papers). Ayako Ichikawa collaborates with scholars based in Japan and United States. Ayako Ichikawa's co-authors include Hiroaki Miyoshi, Koichi Ohshima, Daisuke Niino, Junichi Kiyasu, Fumiko Arakawa, Yasuo Sugita, Yoshizo Kimura, Maki Yoshida, Koji Nagafuji and Takashi Okamura and has published in prestigious journals such as SHILAP Revista de lepidopterología, Blood and Polymer.

In The Last Decade

Ayako Ichikawa

33 papers receiving 999 citations

Hit Papers

Expression of programmed cell death ligand 1 is associate... 2015 2026 2018 2022 2015 100 200 300
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. Expression of programmed cell death ligand 1 is associated with poor overall survival in patients with diffuse large B-cell lymphoma
    2015 367 citations Junichi Kiyasu, Hiroaki Miyoshi et al. Blood profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Ayako Ichikawa Japan 14 644 594 258 230 142 34 1.0k
Yoshikazu Mizoguchi Japan 16 335 0.5× 328 0.6× 101 0.4× 89 0.4× 139 1.0× 65 983
Robin Weaver United States 6 800 1.2× 535 0.9× 460 1.8× 267 1.2× 107 0.8× 6 1.2k
Lawrence D. Kaplan United States 8 288 0.4× 459 0.8× 81 0.3× 58 0.3× 93 0.7× 9 776
Jenna Voutsinas United States 17 276 0.4× 1.3k 2.1× 120 0.5× 281 1.2× 60 0.4× 78 1.6k
A. Cantagrel France 20 169 0.3× 133 0.2× 74 0.3× 261 1.1× 39 0.3× 57 1.2k
N. Nora Bennani United States 17 438 0.7× 440 0.7× 105 0.4× 167 0.7× 91 0.6× 96 947
Olalekan O. Oluwole United States 25 498 0.8× 2.1k 3.5× 123 0.5× 508 2.2× 88 0.6× 154 2.4k
Tamara Intermesoli Italy 17 222 0.3× 214 0.4× 331 1.3× 178 0.8× 44 0.3× 46 1.0k
Elżbieta Nowara Poland 18 156 0.2× 526 0.9× 41 0.2× 104 0.5× 22 0.2× 70 1.0k
Pierre Banzet France 14 79 0.1× 558 0.9× 71 0.3× 130 0.6× 37 0.3× 84 1.0k

Countries citing papers authored by Ayako Ichikawa

Since Specialization
Citations

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

Fields of papers citing papers by Ayako Ichikawa

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Ayako Ichikawa

This figure shows the co-authorship network connecting the top 25 collaborators of Ayako Ichikawa. A scholar is included among the top collaborators of Ayako Ichikawa 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 Ayako Ichikawa. Ayako Ichikawa 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.
Ichikawa, Ayako, Kouhei Yamamoto, Kota Yoshifuji, et al.. (2023). Lymphoproliferative disorder risk after methotrexate treatment for rheumatoid arthritis. Cancer Science. 114(9). 3719–3727. 11 indexed citations
2.
Sugimoto, Shinya, et al.. (2021). Laparotomy-Assisted Direct Cholangioscopy for Bile Duct Stone Removal via an Incision of the Jejunum. SHILAP Revista de lepidopterología. 15(2). 674–679.
3.
Yoshifuji, Kota, Yoshihiro Umezawa, Ayako Ichikawa, et al.. (2019). Methotrexate-associated Classical Hodgkin Lymphoma Shows Distinct Clinicopathological Features but Comparable Clinical Outcomes With Sporadic Cases. In Vivo. 33(5). 1599–1604. 2 indexed citations
4.
Tsujinaga, Shingo, Hiroyuki Iwano, Taichi Hayashi, et al.. (2019). Diastolic Intra–Left Ventricular Pressure Difference During Exercise: Strong Determinant and Predictor of Exercise Capacity in Patients With Heart Failure. Journal of Cardiac Failure. 25(4). 268–277. 4 indexed citations
5.
6.
Ichikawa, Ayako, Hiroaki Miyoshi, Takuji Yamauchi, et al.. (2017). Composite lymphoma of peripheral T‐cell lymphoma and Hodgkin lymphoma, mixed cellularity type; pathological and molecular analysis. Pathology International. 67(4). 194–201. 7 indexed citations
7.
Ohyama, Yoshio, Ayako Ichikawa, Yumi Mochizuki, et al.. (2017). A distinctive subgroup of oral EBV+ B-cell neoplasm with polymorphous features is potentially identical to EBV+ mucocutaneous ulcer. Human Pathology. 69. 129–139. 20 indexed citations
8.
Ichikawa, Ayako, Hiroaki Miyoshi, Fumiko Arakawa, et al.. (2017). Detection of Tax-specific CTLs in lymph nodes of adult T-cell leukemia/lymphoma patients and its association with Foxp3 positivity of regulatory T-cell function. Oncology Letters. 13(6). 4611–4618. 3 indexed citations
9.
Okada, Kazunori, Sanae Kaga, Taisei Mikami, et al.. (2016). Characteristic systolic waveform of left ventricular longitudinal strain rate in patients with hypertrophic cardiomyopathy. Heart and Vessels. 32(5). 591–599. 4 indexed citations
10.
Tanaka, Keisuke, Ayako Ichikawa, Ken Watanabe, et al.. (2016). Aggressive TAFRO syndrome with reversible cardiomyopathy successfully treated with combination chemotherapy. International Journal of Hematology. 104(4). 512–518. 20 indexed citations
11.
Yamada, Satoshi, Taichi Hayashi, Kazunori Okada, et al.. (2016). Relationships of left ventricular strain and strain rate to wall stress and their afterload dependency. Heart and Vessels. 32(5). 574–583. 22 indexed citations
12.
Iwano, Hiroyuki, Satoshi Yamada, Mahito Takeda, et al.. (2016). Long-term echocardiographic evaluation of valvular lesions in a patient with nonbacterial thrombotic endocarditis associated with advanced uterine cancer. Journal of Cardiology Cases. 14(3). 82–86. 1 indexed citations
13.
14.
Yoshida, Maki, Ayako Ichikawa, Hiroaki Miyoshi, et al.. (2012). High frequency of t(14;18) in Hodgkin's lymphoma associated with follicular lymphoma. Pathology International. 62(8). 518–524. 15 indexed citations
15.
Miyoshi, Hiroaki, Fumiko Arakawa, Kensaku Sato, et al.. (2012). Comparison of CD20 expression in B‐cell lymphoma between newly diagnosed, untreated cases and those after rituximab treatment. Cancer Science. 103(8). 1567–1573. 19 indexed citations
16.
Niino, Daisuke, Fumiko Arakawa, Kennosuke Karube, et al.. (2012). Clinicopathological analysis of a composite lymphoma containing both T‐ and B‐cell lymphomas. Pathology International. 62(10). 690–698. 49 indexed citations
17.
Ichikawa, Ayako, Haruka Yamamoto, Jun Matsubayashi, et al.. (2007). Stimulus-related 20-Hz activity of human cortex modulated by the way of presenting hand actions. Neuroscience Research. 58(3). 285–290. 10 indexed citations
18.
Mannan, Mohammad Abdul, Ayako Ichikawa, & Yozo Miura. (2006). Living radical polymerization of styrene mediated by a piperidinyl-N-oxyl radical having very bulky substituents. Polymer. 48(3). 743–749. 13 indexed citations
19.
Kaneko, Tatsuo, Ayako Ichikawa, Jian Ping Gong, & Yoshihito Osada. (2003). Formation of Giant Needle‐Like Polycation‐Bile Acid Complexes. Macromolecular Rapid Communications. 24(13). 789–792. 5 indexed citations
20.

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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