Science Explorer Interactive view Map
Researcher · Kyoto Pharmaceutical University · Japan

Johji Yamahara

Johji Yamahara publishes mostly in Pharmacology, Pharmacology and Molecular Biology, on topics such as Plant-based Medicinal Research, Berberine and alkaloids research and Pharmacological Effects of Natural Compounds.

OpenAlex
World rank
#104,023
of 1,633,909 ranked researchers
Rank in Japan
#2,137
of 114,622
Works
41
Citations
161
Citations per work
3.9

What does Johji Yamahara research?

Pharmacology: 28.6%Pharmacology: 9.5%Molecular Biology: 7.1%Complementary and alternative medicine: 7.1%other fields: 47.7%29%top field
Pharmacology28.6%Pharmacology9.5%Molecular Biology7.1%Complementary and alternative medicine7.1%other fields47.7%

Shares of their own output, by the field each of their topics belongs to. The grey slice is everything not listed.

  1. 1Pharmacology29% of their works
  2. 2Pharmacology10% of their works
  3. 3Molecular Biology7% of their works
  4. 4Complementary and alternative medicine7% of their works
  5. 5Ecology, Evolution, Behavior and Systematics5% of their works
  6. 6Food Science5% of their works

Research topics

Which keywords describe Johji Yamahara's research?

The keywords of their largest research topics: Alkaloids, Anti-inflammatory, Aconitum Alkaloids, Antioxidant, Bioactive Compounds, Traditional Chinese Medicine, Berberine and Metabolic Effects.

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.

All 21 words, with their numbers
  1. Alkaloids52 topics
  2. Anti-inflammatory52 topics
  3. Aconitum Alkaloids41 topic
  4. Antioxidant42 topics
  5. Bioactive Compounds42 topics
  6. Traditional Chinese Medicine41 topic
  7. Berberine31 topic
  8. Metabolic Effects31 topic
  9. Antioxidant Activity22 topics
  10. Ginger21 topic
  11. Glycyrrhizin21 topic
  12. Kratom21 topic
  13. Licorice21 topic
  14. Mitragyna Speciosa21 topic
  15. Zingiber officinale21 topic
  16. Fungicide Resistance11 topic
  17. Korean Traditional Food11 topic
  18. Lupin Seeds11 topic
  19. Plant Pathogens11 topic
  20. Quality Characteristics11 topic
  21. Secondary Metabolites11 topic

Where does Johji Yamahara work?

Johji Yamahara's main affiliation in the publication record is Kyoto Pharmaceutical University, Japan.

How many publications and citations does Johji Yamahara have?

Science Explorer counts 41 works and 161 citations for Johji Yamahara, ranking #104,023 of 1,633,909 researchers worldwide on the composite score.

Ranked on field-normalised 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 are in the interactive view on the map. Is this your page? Request a correction or removal.