Koichi Yoshikawa

2.3k total citations · 1 hit paper
45 papers, 1.7k citations indexed

About

Koichi Yoshikawa is a scholar working on Oncology, Pulmonary and Respiratory Medicine and Surgery. According to data from OpenAlex, Koichi Yoshikawa has authored 45 papers receiving a total of 1.7k indexed citations (citations by other indexed papers that have themselves been cited), including 16 papers in Oncology, 11 papers in Pulmonary and Respiratory Medicine and 9 papers in Surgery. Recurrent topics in Koichi Yoshikawa's work include Glioma Diagnosis and Treatment (7 papers), Lung Cancer Diagnosis and Treatment (6 papers) and Virus-based gene therapy research (5 papers). Koichi Yoshikawa is often cited by papers focused on Glioma Diagnosis and Treatment (7 papers), Lung Cancer Diagnosis and Treatment (6 papers) and Virus-based gene therapy research (5 papers). Koichi Yoshikawa collaborates with scholars based in Japan, Canada and United Kingdom. Koichi Yoshikawa's co-authors include Noriaki Tsubota, Peter B. Dirks, Ian D. Clarke, Takeshi Hatta, Morihito Okada, Roslin Russell, Marco Lee, Jane Bayani, Austin Smith and Steven M. Pollard and has published in prestigious journals such as Cancer Research, Brain Research and Cell stem cell.

In The Last Decade

Koichi Yoshikawa

40 papers receiving 1.7k 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.

Glioma Stem Cell Lines Expanded in Adherent Culture Have Tumor-Specific Phenotypes and Are Suitable for Chemical and Genetic Screens

2009 756 citations Steven M. Pollard, Koichi Yoshikawa et al. Cell stem cell profile →

Peers

Koichi Yoshikawa

ONCOL

PRM

GENET

Laëtitia Padovani France

Andreas M. Stark Germany

Viive M. Howell Australia

Shota Tanaka Japan

Élodie Vauléon France

Fanny Burel‐Vandenbos France

Beatrice Malmer Sweden

Christopher E. Pelloski United States

Mehdi Touat France

Matthew E. Hardee United States

Laëtitia Padovani France

Koichi Yoshikawa

564 ×0.9

463 ×0.9

ONCOL

404 ×0.8

PRM

761 ×1.6

GENET

282 ×1.1

Citations per year, relative to Koichi Yoshikawa Koichi Yoshikawa (= 1×) peers Laëtitia Padovani

Countries citing papers authored by Koichi Yoshikawa

Since Specialization

Citations

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

Fields of papers citing papers by Koichi Yoshikawa

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Koichi Yoshikawa

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

Sadahiro, Hirokazu, Koichi Yoshikawa, Makoto Ideguchi, et al.. (2013). Pathological features of highly invasive glioma stem cells in a mouse xenograft model. Brain Tumor Pathology. 31(2). 77–84. 18 indexed citations

Sugimoto, Kazutaka, Makoto Ideguchi, Hirokazu Sadahiro, et al.. (2013). Yolk sac tumor of the bilateral basal ganglia in a patient with Down syndrome. Brain Tumor Pathology. 30(4). 247–252. 10 indexed citations

Harada, Masahiko, et al.. (2011). Evaluation of left ventricular diastolic function according to the generation in patients with hypertension using left atrial volume index. Choonpa Igaku. 38(4). 447–454. 1 indexed citations

Ward, Ryan, Lilian Lee, Kevin C. Graham, et al.. (2009). Multipotent CD15+ Cancer Stem Cells in Patched-1 –Deficient Mouse Medulloblastoma. Cancer Research. 69(11). 4682–4690. 135 indexed citations

Ideguchi, Makoto, Koji Kajiwara, Koichi Yoshikawa, et al.. (2009). Continuous hypertension and tachycardia after resection of a hemangioblastoma behind the dorsal medulla oblongata: relationship to sympathetic overactivity at the neurogenic vasomotor center. Journal of neurosurgery. 113(2). 369–373. 11 indexed citations

Pollard, Steven M., Koichi Yoshikawa, Ian D. Clarke, et al.. (2009). Glioma Stem Cell Lines Expanded in Adherent Culture Have Tumor-Specific Phenotypes and Are Suitable for Chemical and Genetic Screens. Cell stem cell. 4(6). 568–580. 756 indexed citations breakdown →

Yoshikawa, Koichi, Hirosuke Fujisawa, Koji Kajiwara, et al.. (2008). Cause of Hematic Cysts of the Orbit: Increased Fibrinolysis and Immunohistologic Expression of Tissue Plasminogen Activator. Ophthalmology. 116(1). 130–134. 14 indexed citations

Yoshikawa, Koichi, Koji Kajiwara, Jun Morioka, et al.. (2005). Improvement of functional outcome after radical surgery in glioblastoma patients: the efficacy of a navigation-guided fence-post procedure and neurophysiological monitoring. Journal of Neuro-Oncology. 78(1). 91–97. 38 indexed citations

Morioka, Jun, Koji Kajiwara, Koichi Yoshikawa, et al.. (2004). Vaccine Therapy for Murine Glioma Using Tumor Cells Genetically Modified to Express B7.1. Neurosurgery. 54(1). 182–190. 7 indexed citations

10.

Kinoshita, Kazuo, et al.. (2004). Curative resection of a small cell carcinoma of the pancreas: Report of a case of long survival without chemotherapy. Journal of Gastroenterology and Hepatology. 19(9). 1087–1091. 11 indexed citations

11.

Yoshikawa, Koichi, Noriaki Tsubota, Hiroyoshi Ayabe, et al.. (2002). Significance of Limited Resection for Small Peripheral Non-small-cell Lung Cancer: Multiinstitutional Prospective Study.. Haigan. 42(2). 99–103. 1 indexed citations

12.

Morioka, Jun, Koji Kajiwara, Koichi Yoshikawa, et al.. (2002). Adenovirus-mediated Gene Transfer of B7.1 Induces Immunological Anti-tumor Effects in a Murine Brain Tumor. Journal of Neuro-Oncology. 60(1). 13–23. 9 indexed citations

13.

Yoshikawa, Koichi, Noriaki Tsubota, Ken Kodama, et al.. (2002). Prospective study of extended segmentectomy for small lung tumors: the final report. The Annals of Thoracic Surgery. 73(4). 1055–1058. 164 indexed citations

14.

Okada, Morihito, Koichi Yoshikawa, Takeshi Hatta, & Noriaki Tsubota. (2001). Is segmentectomy with lymph node assessment an alternative to lobectomy for non–small cell lung cancer of 2 cm or smaller?. The Annals of Thoracic Surgery. 71(3). 956–960. 252 indexed citations

15.

Uchida, Tetsuya, Koji Kajiwara, Makoto Ideguchi, et al.. (2001). Co-administration of adenovirus vector expressing CTLA4-Ig prolongs transgene expression in the brain of mice sensitized with adenovirus. Brain Research. 898(2). 272–280. 4 indexed citations

16.

Yoshikawa, Koichi, et al.. (1992). Iodine Distribution in Blades of Several Laminarias Grown in the Same Sea Area.. NIPPON SUISAN GAKKAISHI. 58(7). 1373–1379. 5 indexed citations

17.

Yoshikawa, Koichi, Shinichiro Miyoshi, Kembu Nakamoto, et al.. (1989). The effect of ischemic time and temperature on lung preservation in a simple ex vivo rabbit model used for functional assessment. Journal of Thoracic and Cardiovascular Surgery. 98(3). 333–342. 96 indexed citations

18.

Yamashita, Chojiro, Noriaki Tsubota, Koichi Yoshikawa, et al.. (1984). Histological features in relation to the results of the surgical treatment of large cell carcinoma of the lung.. Haigan. 24(6). 713–719.

19.

Yoshikawa, Koichi, Kazuro Iwai, Yoshinori Kawabata, Masako Wada, & Hironobu Sugita. (1981). Clinicopathological Studies on Cancerous Pleurisy, with Emphasis on Extra-Pulmonary Malignancy. Haigan. 21(1). 17–26. 1 indexed citations

20.

Yoshikawa, Koichi, et al.. (1964). Studies on the Microbial Damage of the Industrial Products and Materials.On the Synergism and Antagonism of Antimicrobial Agents (Part 2) The Phenols. The Journal of the Society of Chemical Industry Japan. 67(9). 1418–1423. 2 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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