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Researcher · Suntory Foundation for Life Sciences · Japan

Tomotsugu Koyama

Tomotsugu Koyama publishes mostly in Molecular Biology, Plant Science and Mechanical Engineering, on topics such as Plant Molecular Biology Research, Plant Gene Expression Analysis and Plant Reproductive Biology.

ORCID 0000-0003-0700-7689 OpenAlex
World rank
#690,166
of 7,710,434 ranked researchers
Rank in Japan
#7,987
of 383,136
Works
68
Citations
4.8k
Citations per work
70.1
h-index
27
i10-index 34Top 19% in Molecular Biology
Tomotsugu Koyama

What does Tomotsugu Koyama research?

Tomotsugu Koyama's work is mostly in Biochemistry, Genetics and Molecular Biology (44%), Agricultural and Biological Sciences (41%), Engineering (3%).

Life Sciences: 57 works · 84.2% of their workBiochemistry, Genetics and Molecular Biology: 30 works · 43.5% of their workMolecular Biology: 29 works · 42.4% of their workBiochemistry: 1 works · 1.1% of their workAgricultural and Biological Sciences: 28 works · 40.7% of their workPlant Science: 27 works · 39.0% of their workEcology, Evolution, Behavior and Systematics: 1 works · 1.7% of their workEverything else: 7 works · 10.7% of their workPhysical Sciences: 2 works · 3.4% of their workEngineering: 2 works · 3.4% of their workMechanical Engineering: 2 works · 3.4% of their workHealth Sciences: 1 works · 1.7% of their workMedicine: 1 works · 1.7% of their workPathology and Forensic Medicine: 1 works · 1.7% of their workTHEIR WORKTomotsugu Koyama68works
Life Sciences84%Physical Sciences3%Health Sciences2%

Their six largest subfields, inside their fields and domains; the grey slice is everything else they publish. The interactive view splits every one of their works down to single topics.

The fields and subfields, with their numbers
    1. Biochemistry, Genetics and Molecular Biology3043.5%
    2. Agricultural and Biological Sciences2840.7%
  2. Everything else710.7%
    1. Engineering23.4%
    1. Medicine11.7%
  1. 1Molecular Biology42% of their works
  2. 2Plant Science39% of their works
  3. 3Mechanical Engineering3% of their works
  4. 4Pathology and Forensic Medicine2% of their works
  5. 5Ecology, Evolution, Behavior and Systematics2% of their works
  6. 6Biochemistry1% of their works

Research topics

Which keywords describe Tomotsugu Koyama's research?

The keywords of their largest research topics: Transcription Factors, Gene Expression, Development, Plant, Flavonoid Biosynthesis, MYB, Pollen Tube Growth and Self-Incompatibility.

Size is their works in the topics tagged with each word, from their 8 largest topics. Each links to the topic it comes from most. The words come from the keyword list OpenAlex gives each topic, not from the text of the papers, so a word can appear that none of the papers uses.

All 19 words, with their numbers
  1. Transcription Factors592 topics
  2. Gene Expression493 topics
  3. Development341 topic
  4. Plant341 topic
  5. Flavonoid Biosynthesis251 topic
  6. MYB251 topic
  7. Pollen Tube Growth141 topic
  8. Self-Incompatibility141 topic
  9. Agrobacterium-Mediated Transformation111 topic
  10. Plant Secondary Metabolites111 topic
  11. Signal Transduction92 topics
  12. Biosynthesis81 topic
  13. Light Harvesting81 topic
  14. Lignans81 topic
  15. Photosystem II81 topic
  16. Photoreceptors51 topic
  17. Phytochromes51 topic
  18. Antioxidants41 topic
  19. Reactive Oxygen Species41 topic

Where does Tomotsugu Koyama work?

Tomotsugu Koyama's main affiliation in the publication record is Suntory Foundation for Life Sciences, Japan.

How many publications and citations does Tomotsugu Koyama have?

OpenAlex counts 68 works and 4,767 citations for Tomotsugu Koyama, an h-index of 27, ranking #690,166 of 7,710,434 researchers worldwide on the quality score.

Ranked on field-normalised citation excellence (50%), output (30%) and citations (20%). Counts come from OpenAlex author records, which occasionally merge different people who share a name or split one person into several.

Papers, co-authors, who cited this work and researchers on the nearest topics have tabs of their own, above. Is this your page? Claim it with your ORCID iD, or request a correction or removal.

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