Ken Ishigami

1.7k total citations · 1 hit paper
64 papers, 1.3k citations indexed

About

Ken Ishigami is a scholar working on Molecular Biology, Organic Chemistry and Pharmacology. According to data from OpenAlex, Ken Ishigami has authored 64 papers receiving a total of 1.3k indexed citations (citations by other indexed papers that have themselves been cited), including 33 papers in Molecular Biology, 31 papers in Organic Chemistry and 16 papers in Pharmacology. Recurrent topics in Ken Ishigami's work include Synthetic Organic Chemistry Methods (17 papers), Microbial Natural Products and Biosynthesis (16 papers) and Carbohydrate Chemistry and Synthesis (11 papers). Ken Ishigami is often cited by papers focused on Synthetic Organic Chemistry Methods (17 papers), Microbial Natural Products and Biosynthesis (16 papers) and Carbohydrate Chemistry and Synthesis (11 papers). Ken Ishigami collaborates with scholars based in Japan, Poland and United States. Ken Ishigami's co-authors include Takeshi Kitahara, Hidenori Watanabe, Minoru Yoshida, Hajime Motoyoshi, Sueharu Horinouchi, Tatsuhiko Yoshida, Tokio Tani, Hidenori Nakajima, Daisuke Kaida and Takayuki Nojima and has published in prestigious journals such as Journal of Biological Chemistry, Angewandte Chemie International Edition and Scientific Reports.

In The Last Decade

Ken Ishigami

61 papers receiving 1.3k 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.

Spliceostatin A targets SF3b and inhibits both splicing and nuclear retention of pre-mRNA

2007 520 citations Daisuke Kaida, Hajime Motoyoshi et al. Nature Chemical Biology profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Ken Ishigami Japan	18	833	374	263	153	110	64	1.3k
Masaya Imoto Japan	23	900 1.1×	281 0.8×	317 1.2×	105 0.7×	68 0.6×	46	1.4k
Yongchun Shen United States	19	498 0.6×	313 0.8×	284 1.1×	175 1.1×	86 0.8×	47	1.0k
Karen TenDyke United States	19	549 0.7×	274 0.7×	258 1.0×	233 1.5×	120 1.1×	49	1.2k
Jens Breinholt Denmark	17	350 0.4×	330 0.9×	266 1.0×	147 1.0×	205 1.9×	40	1.1k
KUNIO ISSHIKI Japan	21	850 1.0×	399 1.1×	429 1.6×	151 1.0×	65 0.6×	57	1.4k
April L. Risinger United States	25	1.1k 1.3×	515 1.4×	244 0.9×	145 0.9×	88 0.8×	78	1.8k
Li‐Jiau Huang Taiwan	21	723 0.9×	1.0k 2.8×	164 0.6×	45 0.3×	69 0.6×	65	1.8k
Jianchao Chen China	18	511 0.6×	145 0.4×	113 0.4×	88 0.6×	156 1.4×	63	992
Leonard A. McDonald United States	20	606 0.7×	494 1.3×	449 1.7×	289 1.9×	35 0.3×	32	1.2k
Armin Maier Germany	25	628 0.8×	522 1.4×	884 3.4×	558 3.6×	146 1.3×	57	1.6k

Countries citing papers authored by Ken Ishigami

Since Specialization

Citations

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

Fields of papers citing papers by Ken Ishigami

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Ken Ishigami

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

Nukada, Tomoo, et al.. (2025). Concise synthesis of (±)-gomadalactone A. Tetrahedron Letters. 163. 155623–155623.

Kamada, Haruhiko, et al.. (2024). Identification of a novel target of sulforaphane: Sulforaphane binds to acyl-protein thioesterase 2 (APT2) and attenuates its palmitoylation. Biochemical and Biophysical Research Communications. 726. 150244–150244. 1 indexed citations

Shimizu, Ryo, et al.. (2023). Divergent synthesis of ten-membered lactones: Aspinolides C, F, G, H, and I. Tetrahedron. 139. 133449–133449. 3 indexed citations

Murakami, Kei, et al.. (2023). Divergent Synthesis of Stachyurin and Casuarinin Focusing on C‐Glycosidic Bond Reactivity. Chemistry - A European Journal. 29(41). e202301096–e202301096. 1 indexed citations

Miyata, Shingo, Ken Ishigami, Yu Matsumoto, et al.. (2022). Sulforaphane suppresses the activity of sterol regulatory element-binding proteins (SREBPs) by promoting SREBP precursor degradation. Scientific Reports. 12(1). 8715–8715. 11 indexed citations

Yajima, Arata, et al.. (2021). Synthesis of both enantiomers of lycoperdic acid, an unusual mushroom-derived amino acid. Bioscience Biotechnology and Biochemistry. 85(1). 154–159. 2 indexed citations

Higaki, Takumi, Takao Koeduka, Ken Ishigami, et al.. (2018). Transcriptional regulators involved in responses to volatile organic compounds in plants. Journal of Biological Chemistry. 294(7). 2256–2266. 64 indexed citations

Ishigami, Ken, et al.. (2017). First total synthesis of glabramycin B and revision of its relative configuration. Tetrahedron. 73(23). 3271–3280. 8 indexed citations

Matsuda, Kenichi, Yushi Futamura, Takeshi Nakano, et al.. (2016). Amino-group carrier-protein-mediated secondary metabolite biosynthesis in Streptomyces. Nature Chemical Biology. 12(11). 967–972. 27 indexed citations

10.

Furumai, Ryohei, Minoru Yoshida, Yusuke Komi, et al.. (2010). Spliceostatin A blocks angiogenesis by inhibiting global gene expression including VEGF. The International Journal of Psychoanalysis. 91(5). 2483–2489. 1 indexed citations

11.

Sumiya, Tatsunobu, Ken Ishigami, & Hidenori Watanabe. (2010). Stereoselective Total Synthsis of (±)‐Urechitol A. Angewandte Chemie International Edition. 49(32). 5527–5528. 16 indexed citations

12.

Furumai, Ryohei, Yusuke Komi, Ken Ishigami, et al.. (2010). Spliceostatin A blocks angiogenesis by inhibiting global gene expression including VEGF. Cancer Science. 101(11). 2483–2489. 49 indexed citations

13.

Ishigami, Ken. (2009). Synthetic Studies of Natural 10-Membered Lactones, Mueggelone, Microcarpalide, and Sch 642305, Which Have Interesting Bioactivities. Bioscience Biotechnology and Biochemistry. 73(5). 971–979. 17 indexed citations

14.

Kobayashi, Noriaki, et al.. (2008). Synthesis of FF8181-A. Bioscience Biotechnology and Biochemistry. 72(10). 2708–2715. 9 indexed citations

15.

Ishigami, Ken, Tomoko Kato, Kazuaki Akasaka, & Hidenori Watanabe. (2008). Enantioselective synthesis of phomallenic acid C, an inhibitor of FAS II pathway. Tetrahedron Letters. 49(34). 5077–5079. 5 indexed citations

16.

Kaida, Daisuke, Hajime Motoyoshi, Etsu Tashiro, et al.. (2007). Spliceostatin A targets SF3b and inhibits both splicing and nuclear retention of pre-mRNA. Nature Chemical Biology. 3(9). 576–583. 520 indexed citations breakdown →

17.

Kaida, Daisuke, Shinichi Nishimura, Akihisa Matsuyama, et al.. (2007). Inhibition of splicing and nuclear retention of pre-mRNA by spliceostatin A in fission yeast. Biochemical and Biophysical Research Communications. 364(3). 573–577. 25 indexed citations

18.

Motoyoshi, Hajime, Ken Ishigami, Tatsuhiko Yoshida, et al.. (2004). Structure-activity Relationship for FR901464: A Versatile Method for the Conversion and Preparation of Biologically Active Biotinylated Probes. Bioscience Biotechnology and Biochemistry. 68(10). 2178–2182. 42 indexed citations

19.

Ishigami, Ken & Takeshi Kitahara. (2004). Synthesis of Microcarpalide, a Microfilament Disrupting Agent. Heterocycles. 63(4). 785–785. 14 indexed citations

20.

Ishigami, Ken, et al.. (1994). Cororubicin, a new anthracycline antibiotic generating active oxygen in tumor cells.. The Journal of Antibiotics. 47(11). 1219–1225. 15 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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