Hajime Takei

177 total papers · 4.2k total citations
105 papers, 2.5k citations indexed

About

Hajime Takei is a scholar working on Oncology, Surgery and Epidemiology. According to data from OpenAlex, Hajime Takei has authored 105 papers receiving a total of 2.5k indexed citations (citations by other indexed papers that have themselves been cited), including 49 papers in Oncology, 29 papers in Surgery and 21 papers in Epidemiology. Recurrent topics in Hajime Takei’s work include Drug Transport and Resistance Mechanisms (38 papers), Pediatric Hepatobiliary Diseases and Treatments (14 papers) and Liver Disease Diagnosis and Treatment (13 papers). Hajime Takei is often cited by papers focused on Drug Transport and Resistance Mechanisms (38 papers), Pediatric Hepatobiliary Diseases and Treatments (14 papers) and Liver Disease Diagnosis and Treatment (13 papers). Hajime Takei collaborates with scholars based in Japan, United States and Sweden. Hajime Takei's co-authors include Hiroshi Nittono, Genta Kakiyama, William M. Pandak, Jasmohan S. Bajaj, Phillip B. Hylemon, Patrick M. Gillevet, Douglas M. Heuman, Michael Fuchs, Masoumeh Sikaroodi and Akina Muto and has published in prestigious journals such as Physical Review Letters, Journal of Clinical Oncology and Physical review. B, Condensed matter.

In The Last Decade

Co-authorship network of co-authors of Hajime Takei

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

Hajime Takei

100 papers receiving 2.4k citations

Fields of papers citing papers by Hajime Takei

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Countries citing papers authored by Hajime Takei

Since Specialization
Citations

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

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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2026