World's Best Scientists 2026 revealed!

D-Index & Metrics

Biology and Biochemistry

D-Index
49
Citations
7793
World Ranking
18086
National Ranking
1242

Chemistry

D-Index
47
Citations
7522
World Ranking
15689
National Ranking
1150

Keishi Ishida publication distribution in Chemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Chemistry in 2026. The highlighted bar marks where Keishi Ishida sits on this spectrum.

61–80 publications: 66 scientists 81–100 publications: 302 scientists 101–120 publications: 623 scientists 121–140 publications: 918 scientists 141–160 publications: 1,218 scientists 161–180 publications: 1,350 scientists 181–200 publications: 1,344 scientists 201–220 publications: 1,281 scientists 221–240 publications: 1,216 scientists 241–260 publications: 1,100 scientists 261–280 publications: 979 scientists 281–300 publications: 939 scientists 301–320 publications: 764 scientists 321–340 publications: 643 scientists 341–360 publications: 628 scientists 361–380 publications: 522 scientists 381–400 publications: 459 scientists 401–420 publications: 397 scientists 421–440 publications: 327 scientists 441–460 publications: 270 scientists 461–480 publications: 265 scientists 481–500 publications: 252 scientists 501–520 publications: 201 scientists 521–540 publications: 185 scientists 541–560 publications: 148 scientists 561–580 publications: 148 scientists 581–600 publications: 132 scientists 601–620 publications: 114 scientists 621–640 publications: 104 scientists 641–660 publications: 91 scientists 661–680 publications: 92 scientists 681–700 publications: 73 scientists 701–720 publications: 57 scientists 721–740 publications: 54 scientists 741–760 publications: 67 scientists 761–780 publications: 45 scientists 781–800 publications: 46 scientists 801–820 publications: 39 scientists 821–840 publications: 32 scientists 841–860 publications: 36 scientists 861–880 publications: 29 scientists 881–900 publications: 26 scientists 901–920 publications: 24 scientists 921–940 publications: 14 scientists 941–960 publications: 23 scientists 961–980 publications: 28 scientists 981–1,000 publications: 15 scientists 1,001–1,020 publications: 29 scientists 1,021–1,040 publications: 12 scientists 1,041–1,060 publications: 19 scientists 1,061–1,080 publications: 12 scientists 1,081–1,100 publications: 6 scientists 1,101–1,120 publications: 8 scientists 1,121–1,140 publications: 12 scientists 1,141–1,160 publications: 5 scientists 1,161–1,180 publications: 6 scientists 1,181–1,200 publications: 14 scientists 1,201–1,220 publications: 7 scientists 1,221–1,240 publications: 2 scientists 1,241–1,260 publications: 6 scientists 1,261–1,280 publications: 4 scientists 1,281–1,294 publications: 6 scientists 1,295+ publications: 100 scientists
61 publications 1,295+

This scientist: 110 publications — 4th percentile

4% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

Keishi Ishida D-index placement in Chemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Chemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Keishi Ishida sits on this spectrum.

40–41 D-Index: 289 scientists 42–43 D-Index: 612 scientists 44–45 D-Index: 808 scientists 46–47 D-Index: 776 scientists 48–49 D-Index: 835 scientists 50–51 D-Index: 861 scientists 52–53 D-Index: 872 scientists 54–55 D-Index: 933 scientists 56–57 D-Index: 1,051 scientists 58–59 D-Index: 930 scientists 60–61 D-Index: 882 scientists 62–63 D-Index: 834 scientists 64–65 D-Index: 731 scientists 66–67 D-Index: 775 scientists 68–69 D-Index: 683 scientists 70–71 D-Index: 646 scientists 72–73 D-Index: 561 scientists 74–75 D-Index: 501 scientists 76–77 D-Index: 437 scientists 78–79 D-Index: 388 scientists 80–81 D-Index: 354 scientists 82–83 D-Index: 292 scientists 84–85 D-Index: 275 scientists 86–87 D-Index: 254 scientists 88–89 D-Index: 235 scientists 90–91 D-Index: 185 scientists 92–93 D-Index: 192 scientists 94–95 D-Index: 155 scientists 96–97 D-Index: 163 scientists 98–99 D-Index: 125 scientists 100–101 D-Index: 105 scientists 102–103 D-Index: 105 scientists 104–105 D-Index: 112 scientists 106–107 D-Index: 88 scientists 108–109 D-Index: 68 scientists 110–111 D-Index: 69 scientists 112–113 D-Index: 65 scientists 114–115 D-Index: 79 scientists 116–117 D-Index: 61 scientists 118–119 D-Index: 44 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 40 scientists 124–125 D-Index: 33 scientists 126–127 D-Index: 26 scientists 128–129 D-Index: 34 scientists 130–131 D-Index: 35 scientists 132–133 D-Index: 25 scientists 134–135 D-Index: 27 scientists 136–137 D-Index: 17 scientists 138–139 D-Index: 16 scientists 140–141 D-Index: 20 scientists 142–143 D-Index: 20 scientists 144–145 D-Index: 15 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 9 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 11 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 3 scientists 158 D-Index: 3 scientists 159+ D-Index: 98 scientists
40 D-Index 159+

This scientist: 47 D-Index — 14th percentile

14% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

Overview

Keishi Ishida is affiliated with the Leibniz Association in Germany and specializes in research within biochemistry, genetics, and molecular biology. Their work spans several closely related subfields, including molecular biology, pharmacology, and organic chemistry, with additional interest in epidemiology and insect science.

The scientist's research has extensively addressed topics such as Burkholderia infections and melioidosis, insect symbiosis and bacterial influences, and microbial natural products and biosynthesis. Other areas of focus include plant biochemistry and biosynthesis, algal biology and biofuel production, biocrusts and microbial ecology, as well as photosynthetic processes and mechanisms.

The recent publications of Keishi Ishida reflect a strong contribution to the field through investigations on bacterial pathogenicity, specialized metabolism in symbiotic cyanobacteria, and enzymatic multifunctionality. Key papers include:

  • "Sulfonium Acids Loaded onto an Unusual Thiotemplate Assembly Line Construct the Cyclopropanol Warhead of a Burkholderia Virulence Factor" (2020), published in Angewandte Chemie International Edition
  • "Pathogenic bacteria remodel central metabolic enzyme to build a cyclopropanol warhead" (2022), published in Nature Chemistry
  • "Deciphering Chemical Mediators Regulating Specialized Metabolism in a Symbiotic Cyanobacterium" (2022), published in Angewandte Chemie International Edition
  • "Sequential Allylic Alcohol Formation by a Multifunctional Cytochrome P450 Monooxygenase with Rare Redox Partners" (2022), published in Angewandte Chemie International Edition
  • "Bacterial Pathogen Channels Medium-Sized Fatty Acids into Malleicyprol Biosynthesis" (2023), published in ACS Chemical Biology

The frequent co-authors of Keishi Ishida include Christian Hertweck, Mie Ishida-Ito, Felix Trottmann, Hajo Kries, and Hak Joong Kim. These collaborations have contributed to a coherent thematic approach to chemical biology and microbial biochemistry.

Keishi Ishida's research appears regularly in publications such as:

  • Angewandte Chemie
  • Angewandte Chemie International Edition
  • ChemBioChem
  • Nature Chemistry
  • ACS Chemical Biology

Best Publications

  • Minimum Information about a Biosynthetic Gene cluster.

    Marnix H. Medema;Marnix H. Medema;Renzo Kottmann;Pelin Yilmaz;Matthew Cummings

  • The cyanobacterial hepatotoxin microcystin binds to proteins and increases the fitness of microcystis under oxidative stress conditions.

    Yvonne Zilliges;Jan-Christoph Kehr;Sven Meissner;Keishi Ishida

  • Exploiting the mosaic structure of trans-acyltransferase polyketide synthases for natural product discovery and pathway dissection.

    TuAnh Nguyen;Keishi Ishida;Holger Jenke-Kodama;Elke Dittmann

  • Closthioamide: An Unprecedented Polythioamide Antibiotic from the Strictly Anaerobic Bacterium Clostridium cellulolyticum

    Thorger Lincke;Swantje Behnken;Keishi Ishida;Martin Roth

  • Bacillamide, a novel algicide from the marine bacterium, Bacillus sp. SY-1, against the harmful dinoflagellate, Cochlodinium polykrikoides

    Seong-Yun Jeong;Keishi Ishida;Yusai Ito;Shigeru Okada

  • Symbiont-derived antimicrobials contribute to the control of the lepidopteran gut microbiota

    Yongqi Shao;Bosheng Chen;Chao Sun;Keishi Ishida

  • Aeruginosins, protease inhibitors from the cyanobacterium Microcystis aeruginosa

    Keishi Ishida;Yuji Okita;Hisashi Matsuda;Tatsufumi Okino

  • Ribosomal Synthesis of Tricyclic Depsipeptides in Bloom‐Forming Cyanobacteria

    Nadine Ziemert;Keishi Ishida;Anton Liaimer;Christian Hertweck

  • Aeruginosins 98-A and B, trypsin inhibitors from the blue-green alga Microcystis aeruginosa (NIES-98)

    Masahiro Murakami;Keishi Ishida;Tatsufumi Okino;Yuji Okita

  • Rhizonin, the First Mycotoxin Isolated from the Zygomycota, Is Not a Fungal Metabolite but Is Produced by Bacterial Endosymbionts

    Laila P. Partida-Martinez;Carina Flores de Looß;Keishi Ishida;Mie Ishida

  • Kawaguchipeptin B, an Antibacterial Cyclic Undecapeptide from the Cyanobacterium Microcystis aeruginosa

    Keishi Ishida;Hisashi Matsuda;Masahiro Murakami;Katsumi Yamaguchi

  • Microcyclamide Biosynthesis in Two Strains of Microcystis aeruginosa: from Structure to Genes and Vice Versa

    Nadine Ziemert;Keishi Ishida;Philippe Quillardet;Christiane Bouchier

  • Gramibactin is a bacterial siderophore with a diazeniumdiolate ligand system

    Ron Hermenau;Keishi Ishida;Sofia Gama;Bianca Hoffmann

  • Biosynthesis and structure of aeruginoside 126A and 126B, cyanobacterial peptide glycosides bearing a 2-carboxy-6-hydroxyoctahydroindole moiety.

    Keishi Ishida;Keishi Ishida;Guntram Christiansen;Guntram Christiansen;Wesley Y. Yoshida;Rainer Kurmayer

  • Genomics‐Driven Discovery of Burkholderic Acid, a Noncanonical, Cryptic Polyketide from Human Pathogenic Burkholderia Species

    Jakob Franke;Keishi Ishida;Christian Hertweck;Christian Hertweck

  • Plasticity and Evolution of Aeruginosin Biosynthesis in Cyanobacteria

    Keishi Ishida;Keishi Ishida;Martin Welker;Martin Welker;Guntram Christiansen;Guntram Christiansen;Sabrina Cadel-Six

  • Anabaenopeptins G and H, Potent Carboxypeptidase A inhibitors from the cyanobacterium Oscillatoria agardhii (NIES-595)

    Yusai Itou;Shingo Suzuki;Keishi Ishida;Masahiro Murakami

  • Exploiting the Natural Diversity of Microviridin Gene Clusters for Discovery of Novel Tricyclic Depsipeptides

    Nadine Ziemert;Keishi Ishida;Annika Weiz;Christian Hertweck

  • New anabaenopeptins, potent carboxypeptidase-A inhibitors from the cyanobacterium Aphanizomenon flos-aquae

    Masahiro Murakami;Shingo Suzuki;Yusai Itou;Shinya Kodani

  • Microcyclamide, a cytotoxic cyclic hexapeptide from the cyanobacterium Microcystis aeruginosa.

    Keishi Ishida;Hidenori Nakagawa;Masahiro Murakami

Frequent Co-Authors

Christian Hertweck
Christian Hertweck Friedrich Schiller University Jena
Masahiro Murakami
Masahiro Murakami Kyoto University
Elke Dittmann
Elke Dittmann University of Potsdam
Timothy P. Stinear
Timothy P. Stinear University of Melbourne
Marnix H. Medema
Marnix H. Medema Wageningen University & Research
Christiane Bouchier
Christiane Bouchier Institut Pasteur
Fergal O'Gara
Fergal O'Gara University College Cork
Jens Nielsen
Jens Nielsen Chalmers University of Technology
Thomas Börner
Thomas Börner Humboldt-Universität zu Berlin
Nikos C. Kyrpides
Nikos C. Kyrpides Joint Genome Institute

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