Fumio Niimura

57 papers and 3.6k indexed citations
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About

Fumio Niimura is a scholar working on Nephrology, Pulmonary and Respiratory Medicine and Cardiology and Cardiovascular Medicine. According to data from OpenAlex, Fumio Niimura has authored 57 papers receiving a total of 3.6k indexed citations (citations by other indexed papers that have themselves been cited), including 17 papers in Nephrology, 17 papers in Pulmonary and Respiratory Medicine and 16 papers in Cardiology and Cardiovascular Medicine. Recurrent topics in Fumio Niimura’s work include Renin-Angiotensin System Studies (16 papers), Renal Diseases and Glomerulopathies (13 papers) and Hormonal Regulation and Hypertension (11 papers). Fumio Niimura is often cited by papers focused on Renin-Angiotensin System Studies (16 papers), Renal Diseases and Glomerulopathies (13 papers) and Hormonal Regulation and Hypertension (11 papers). Fumio Niimura collaborates with scholars based in Japan, United States and India. Fumio Niimura's co-authors include Taiji Matsusaka, Iekuni Ichikawa, Agnes B. Fogo, Toshihiro Ichiki, Patricia A. Labosky, Isao Matsui, Atsushi Takahashi, Yoshitsugu Takabatake, Yoshitaka Isaka and Tomoko Namba‐Hamano and has published in prestigious journals such as Nature, Journal of Clinical Investigation and Neuron.

In The Last Decade

Co-authorship network of co-authors of Fumio Niimura

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

Fumio Niimura

53 papers receiving 3.4k citations

Fields of papers citing papers by Fumio Niimura

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Countries citing papers authored by Fumio Niimura

Since Specialization
Citations

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