Shigeyuki Kojima

3.0k total citations · 2 hit papers
8 papers, 2.5k citations indexed

About

Shigeyuki Kojima is a scholar working on Infectious Diseases, Animal Science and Zoology and Cardiology and Cardiovascular Medicine. According to data from OpenAlex, Shigeyuki Kojima has authored 8 papers receiving a total of 2.5k indexed citations (citations by other indexed papers that have themselves been cited), including 6 papers in Infectious Diseases, 5 papers in Animal Science and Zoology and 2 papers in Cardiology and Cardiovascular Medicine. Recurrent topics in Shigeyuki Kojima's work include Viral gastroenteritis research and epidemiology (5 papers), Animal Virus Infections Studies (5 papers) and Viral Infections and Immunology Research (2 papers). Shigeyuki Kojima is often cited by papers focused on Viral gastroenteritis research and epidemiology (5 papers), Animal Virus Infections Studies (5 papers) and Viral Infections and Immunology Research (2 papers). Shigeyuki Kojima collaborates with scholars based in Japan, United Kingdom and United States. Shigeyuki Kojima's co-authors include Shuetsu Fukushi, Fuminori B. Hoshino, Naokazu Takeda, Kazuhiko Katayama, Tsutomu Kageyama, Kazue Uchida, Michiyo Shinohara, Katsuro Natori, Oka T and Takashi Gojobori and has published in prestigious journals such as Journal of Virology, Journal of Clinical Microbiology and Virology.

In The Last Decade

Shigeyuki Kojima

8 papers receiving 2.4k 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.

Broadly Reactive and Highly Sensitive Assay for Norwalk-Like Viruses Based on Real-Time Quantitative Reverse Transcription-PCR

2003 1.2k citations Tsutomu Kageyama, Shigeyuki Kojima et al. Journal of Clinical Microbiology profile →
Genogroup-specific PCR primers for detection of Norwalk-like viruses

2002 699 citations Shigeyuki Kojima, Tsutomu Kageyama et al. Journal of Virological Methods profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Shigeyuki Kojima Japan	5	2.5k	1.1k	1.0k	432	329	8	2.5k
Michiyo Shinohara Japan	12	2.6k 1.1×	1.2k 1.1×	1.1k 1.1×	458 1.1×	335 1.0×	20	2.8k
Kazue Uchida Japan	12	2.5k 1.0×	1.1k 1.0×	1.0k 1.0×	437 1.0×	320 1.0×	24	2.8k
Fuminori B. Hoshino Japan	14	2.5k 1.0×	1.3k 1.2×	1.1k 1.0×	451 1.0×	589 1.8×	18	3.0k
Katia Ambert‐Balay France	31	2.6k 1.0×	1.1k 1.0×	1.1k 1.1×	464 1.1×	444 1.3×	72	2.8k
Rebecca L. Fankhauser United States	16	3.2k 1.3×	1.2k 1.1×	1.5k 1.4×	624 1.4×	492 1.5×	18	3.3k
Verónica Costantini United States	25	2.0k 0.8×	799 0.7×	941 0.9×	516 1.2×	208 0.6×	45	2.2k
Jennifer L. Cannon United States	21	1.7k 0.7×	596 0.5×	651 0.6×	392 0.9×	245 0.7×	42	2.0k
Chris I. Gallimore United Kingdom	37	3.2k 1.3×	1.2k 1.1×	1.2k 1.2×	501 1.2×	485 1.5×	57	3.4k
Johan Nordgren Sweden	31	2.4k 1.0×	962 0.9×	797 0.8×	341 0.8×	578 1.8×	86	2.7k
Everardo Vega United States	18	1.5k 0.6×	662 0.6×	624 0.6×	353 0.8×	198 0.6×	29	1.8k

Countries citing papers authored by Shigeyuki Kojima

Since Specialization

Citations

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

Fields of papers citing papers by Shigeyuki Kojima

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Shigeyuki Kojima

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

All Works

Sort: Min cites: Since: Top N: Style:

8 of 8 papers shown

1.

Minemura, Masami, Kazuto Tajiri, Yuka Hayashi, et al.. (2021). Discrepant Diagnostic Results of Nested Polymerase Chain Reaction-based Genotyping in a Patient with Hepatitis C Virus and Human Immunodeficiency Virus Coinfection. Internal Medicine. 60(20). 3239–3243. 1 indexed citations

2.

Ishikawa, Toru, Satoshi Abe, Yuichi Kojima, Shigeyuki Kojima, & Toshiaki Yoshida. (2015). Discrepant diagnostic results using two genotyping methods in a chronic hepatitis C patient in serogroup 1. Hepatology Research. 46(4). 354–356. 3 indexed citations

3.

Fukushi, Shuetsu, Shigeyuki Kojima, Fuminori B. Hoshino, et al.. (2004). Poly(A)- and Primer-Independent RNA Polymerase of Norovirus. Journal of Virology. 78(8). 3889–3896. 37 indexed citations

4.

Kageyama, Tsutomu, Michiyo Shinohara, Kazue Uchida, et al.. (2004). Coexistence of Multiple Genotypes, Including Newly Identified Genotypes, in Outbreaks of Gastroenteritis Due to Norovirus in Japan. Journal of Clinical Microbiology. 42(7). 2988–2995. 331 indexed citations

5.

Kageyama, Tsutomu, et al.. (2004). [Initiation of genetic translation in HCV polyprotein].. PubMed. 62 Suppl 7(Pt 1). 48–53. 1 indexed citations

6.

Kageyama, Tsutomu, Shigeyuki Kojima, Michiyo Shinohara, et al.. (2003). Broadly Reactive and Highly Sensitive Assay for Norwalk-Like Viruses Based on Real-Time Quantitative Reverse Transcription-PCR. Journal of Clinical Microbiology. 41(4). 1548–1557. 1201 indexed citations breakdown →

7.

Katayama, Kazuhiko, Shigeyuki Kojima, Tsutomu Kageyama, et al.. (2002). Phylogenetic Analysis of the Complete Genome of 18 Norwalk-like Viruses. Virology. 299(2). 225–239. 266 indexed citations

8.

Kojima, Shigeyuki, Tsutomu Kageyama, Shuetsu Fukushi, et al.. (2002). Genogroup-specific PCR primers for detection of Norwalk-like viruses. Journal of Virological Methods. 100(1-2). 107–114. 699 indexed citations breakdown →

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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