Kenji K. Kojima

6.3k total citations · 1 hit paper
77 papers, 3.8k citations indexed

About

Kenji K. Kojima is a scholar working on Molecular Biology, Plant Science and Endocrine and Autonomic Systems. According to data from OpenAlex, Kenji K. Kojima has authored 77 papers receiving a total of 3.8k indexed citations (citations by other indexed papers that have themselves been cited), including 53 papers in Molecular Biology, 43 papers in Plant Science and 9 papers in Endocrine and Autonomic Systems. Recurrent topics in Kenji K. Kojima's work include Chromosomal and Genetic Variations (37 papers), Genomics and Phylogenetic Studies (29 papers) and CRISPR and Genetic Engineering (14 papers). Kenji K. Kojima is often cited by papers focused on Chromosomal and Genetic Variations (37 papers), Genomics and Phylogenetic Studies (29 papers) and CRISPR and Genetic Engineering (14 papers). Kenji K. Kojima collaborates with scholars based in Japan, United States and Taiwan. Kenji K. Kojima's co-authors include Weidong Bao, Oleksiy Kohany, Haruhiko Fujiwara, Jerzy Jurka, Kouhei Matsuda, Minoru Uchiyama, Mizuko Osanai, Seiji Shioda, Haruhiko Fujiwara and Sei-Ichi Shimakura and has published in prestigious journals such as PLoS ONE, Molecular and Cellular Biology and Biochemical and Biophysical Research Communications.

In The Last Decade

Kenji K. Kojima

75 papers receiving 3.7k 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.

Repbase Update, a database of repetitive elements in eukaryotic genomes

2015 1.9k citations Weidong Bao, Kenji K. Kojima et al. Mobile DNA profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Kenji K. Kojima Japan	26	2.3k	2.0k	622	291	272	77	3.8k
Monica Dus United States	18	3.4k 1.5×	2.4k 1.2×	637 1.0×	220 0.8×	300 1.1×	29	4.8k
Zachary Lewis United States	25	2.3k 1.0×	1.9k 1.0×	1.8k 2.9×	500 1.7×	271 1.0×	53	4.7k
Asako Sugimoto Japan	30	2.6k 1.1×	700 0.4×	522 0.8×	187 0.6×	175 0.6×	72	3.9k
Michael Regulski United States	24	1.5k 0.6×	987 0.5×	427 0.7×	211 0.7×	62 0.2×	34	2.4k
Stefan R. Henz Germany	19	3.3k 1.4×	3.0k 1.5×	477 0.8×	180 0.6×	96 0.4×	26	4.5k
Terry L. Thomas United States	32	2.7k 1.2×	2.7k 1.4×	259 0.4×	158 0.5×	908 3.3×	56	4.9k
Hua Bai United States	35	1.4k 0.6×	821 0.4×	586 0.9×	291 1.0×	85 0.3×	92	3.3k
John Spieth United States	26	3.8k 1.6×	614 0.3×	1.3k 2.1×	212 0.7×	154 0.6×	33	5.2k
Igor Antoshechkin United States	29	1.8k 0.8×	751 0.4×	310 0.5×	325 1.1×	110 0.4×	50	2.9k
James P. McCarter United States	34	1.1k 0.5×	864 0.4×	433 0.7×	695 2.4×	244 0.9×	62	3.8k

Countries citing papers authored by Kenji K. Kojima

Since Specialization

Citations

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

Fields of papers citing papers by Kenji K. Kojima

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Kenji K. Kojima

This figure shows the co-authorship network connecting the top 25 collaborators of Kenji K. Kojima. A scholar is included among the top collaborators of Kenji K. 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 Kenji K. Kojima. Kenji K. Kojima 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

Yoshitake, Kazutoshi, et al.. (2025). Nearly telomere-to-telomere genome assembly of the L. edodes diploid genome. Fungal Genetics and Biology. 179. 104005–104005.

Chong, Pin Fee, Kenji K. Kojima, Tomoichiro Miyoshi, et al.. (2024). Long-read sequencing identifies an SVA_D retrotransposon insertion deep within the intron of ATP7A as a novel cause of occipital horn syndrome. Journal of Medical Genetics. 61(10). 950–958. 1 indexed citations

Inoue, Eisuke, Kengo Asada, Wakao Fukuda, et al.. (2023). Recombinase polymerase amplification using novel thermostable strand-displacing DNA polymerases from Aeribacillus pallidus and Geobacillus zalihae. Journal of Bioscience and Bioengineering. 135(4). 282–290. 7 indexed citations

Kojima, Kenji K., Teisuke Takita, Kazuki Saito, et al.. (2023). Application of recombinant human pyruvate kinase in recombinase polymerase amplification. Journal of Bioscience and Bioengineering. 136(5). 341–346. 2 indexed citations

Kojima, Kenji K.. (2020). AcademH, a lineage of Academ DNA transposons encoding helicase found in animals and fungi. Mobile DNA. 11(1). 15–15. 6 indexed citations

Higuchi, Wataru, Olga E. Khokhlova, Wei‐Chun Hung, et al.. (2017). Genomic comparison between Staphylococcus aureus GN strains clinically isolated from a familial infection case: IS1272 transposition through a novel inverted repeat-replacing mechanism. PLoS ONE. 12(11). e0187288–e0187288. 5 indexed citations

Lescot, Magali, Pascal Hingamp, Kenji K. Kojima, et al.. (2015). Reverse transcriptase genes are highly abundant and transcriptionally active in marine plankton assemblages. The ISME Journal. 10(5). 1134–1146. 18 indexed citations

Kojima, Kenji K. & Jerzy Jurka. (2015). Ancient Origin of the U2 Small Nuclear RNA Gene-Targeting Non-LTR Retrotransposons Utopia. PLoS ONE. 10(11). e0140084–e0140084. 9 indexed citations

Kojima, Kenji K. & Jerzy Jurka. (2011). Crypton transposons: identification of new diverse families and ancient domestication events. Mobile DNA. 2(1). 12–12. 41 indexed citations

10.

Jurka, Jerzy, Weidong Bao, & Kenji K. Kojima. (2011). Families of transposable elements, population structure and the origin of species. Biology Direct. 6(1). 44–44. 87 indexed citations

11.

Inoue, Taketo, et al.. (2010). Successful pregnancy after intracytoplasmic sperm injection with testicular spermatozoa transported only under refrigeration. Reproductive Medicine and Biology. 9(3). 173–177. 5 indexed citations

12.

Kojima, Kenji K., et al.. (2009). Neuronal relationship between orexin-A- and neuropeptide Y-induced orexigenic actions in goldfish. Neuropeptides. 43(2). 63–71. 45 indexed citations

13.

Matsuda, Kouhei, Kenji K. Kojima, Sei-Ichi Shimakura, et al.. (2008). Relationship between melanin-concentrating hormone- and neuropeptide Y-containing neurons in the goldfish hypothalamus. Comparative Biochemistry and Physiology Part A Molecular & Integrative Physiology. 153(1). 3–7. 28 indexed citations

14.

Matsuda, Kouhei, Kenji K. Kojima, Sei-Ichi Shimakura, et al.. (2008). Corticotropin-releasing hormone mediates α-melanocyte-stimulating hormone-induced anorexigenic action in goldfish. Peptides. 29(11). 1930–1936. 53 indexed citations

15.

Kojima, Kenji K., Kei‐ichi Kuma, Hiroyuki Toh, & Haruhiko Fujiwara. (2006). Identification of rDNA-Specific Non-LTR Retrotransposons in Cnidaria. Molecular Biology and Evolution. 23(10). 1984–1993. 40 indexed citations

16.

Kojima, Kenji K.. (2005). Effects of grape seed proanthocyanidins extract on Rat mandibular condyle. The Journal of the Kyushu Dental Society. 59(2). 13–14. 12 indexed citations

17.

Kojima, Kenji K.. (2003). Evolution of Target Specificity in R1 Clade Non-LTR Retrotransposons. Molecular Biology and Evolution. 20(3). 351–361. 51 indexed citations

18.

Kojima, Kenji K.. (2003). Cross-Genome Screening of Novel Sequence-Specific Non-LTR Retrotransposons: Various Multicopy RNA Genes and Microsatellites Are Selected as Targets. Molecular Biology and Evolution. 21(2). 207–217. 77 indexed citations

19.

Kojima, Kenji K., et al.. (1990). High-performance liquid chromatographic determination of etilefrine in human plasma using combined solid-phase and organic solvent extraction and electrochemical detection. Journal of Chromatography B Biomedical Sciences and Applications. 525(1). 210–217. 18 indexed citations

20.

Fujisawa, M., O. Matsumoto, Sadao Kamidono, et al.. (1988). Changes of enzymes involved in DNA synthesis in the testes of cryptorchid rats. Reproduction. 84(1). 123–130. 25 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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