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Researcher · Shiseido Group (Japan) · Japan

Junichi Koyama

Junichi Koyama publishes mostly in Dermatology, Pharmaceutical Science and Molecular Biology, on topics such as Advancements in Transdermal Drug Delivery, Dermatology and Skin Diseases and Bee Products Chemical Analysis.

OpenAlex
World rank
#1,792,177
of 7,710,434 ranked researchers
Rank in Japan
#30,942
of 383,136
Works
43
Citations
1.5k
Citations per work
34.0
h-index
20
i10-index 25Top 16% in Dermatology
Junichi Koyama

What does Junichi Koyama research?

Junichi Koyama's work is mostly in Medicine (23%), Biochemistry, Genetics and Molecular Biology (14%), Pharmacology, Toxicology and Pharmaceutics (13%).

Everything else: 18 works · 42.8% of their workLife Sciences: 15 works · 34.5% of their workBiochemistry, Genetics and Molecular Biology: 6 works · 14.5% of their workMolecular Biology: 4 works · 10.0% of their workCell Biology: 2 works · 4.5% of their workPharmacology, Toxicology and Pharmaceutics: 5 works · 12.7% of their workPharmaceutical Science: 5 works · 12.7% of their workAgricultural and Biological Sciences: 3 works · 7.3% of their workInsect Science: 3 works · 7.3% of their workHealth Sciences: 10 works · 22.7% of their workMedicine: 10 works · 22.7% of their workDermatology: 8 works · 19.1% of their workEpidemiology: 2 works · 3.6% of their workTHEIR WORKJunichi Koyama43works
Life Sciences34%Health Sciences23%

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. Everything else1842.8%
    1. Biochemistry, Genetics and Molecular Biology614.5%
    2. Pharmacology, Toxicology and Pharmaceutics512.7%
    3. Agricultural and Biological Sciences37.3%
    1. Medicine1022.7%
  1. 1Dermatology19% of their works
  2. 2Pharmaceutical Science13% of their works
  3. 3Molecular Biology10% of their works
  4. 4Insect Science7% of their works
  5. 5Cell Biology4% of their works
  6. 6Epidemiology4% of their works

Research topics

Which keywords describe Junichi Koyama's research?

The keywords of their largest research topics: Microneedles, Solid Lipid Nanoparticles, Filaggrin, Skin Microbiome, Antimicrobial Activity, Honey, Propolis and Fermentation.

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 18 words, with their numbers
  1. Microneedles141 topic
  2. Solid Lipid Nanoparticles141 topic
  3. Filaggrin131 topic
  4. Skin Microbiome131 topic
  5. Antimicrobial Activity102 topics
  6. Honey71 topic
  7. Propolis71 topic
  8. Fermentation62 topics
  9. Oxidative Stress51 topic
  10. UV Radiation51 topic
  11. Antioxidant Activity31 topic
  12. Envenoming31 topic
  13. Intermediate Filaments31 topic
  14. Keratins31 topic
  15. Microbial Production31 topic
  16. Polyglutamic Acid31 topic
  17. Quality Characteristics31 topic
  18. Snake Venom31 topic

Where does Junichi Koyama work?

Junichi Koyama's main affiliation in the publication record is Shiseido Group (Japan), Japan.

How many publications and citations does Junichi Koyama have?

OpenAlex counts 43 works and 1,462 citations for Junichi Koyama, an h-index of 20, ranking #1,792,177 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.

Discussion

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