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Researcher · Oslo University Hospital · Norway

Ivar Helle

Ivar Helle publishes mostly in Pulmonary and Respiratory Medicine, Biotechnology and Epidemiology, on topics such as Enzyme Production and Characterization, Protease and Inhibitor Mechanisms and Blood properties and coagulation.

OpenAlex
World rank
#4,375,462
of 7,710,434 ranked researchers
Rank in Norway
#24,688
of 33,005
Works
23
Citations
258
Citations per work
11.2
h-index
9
i10-index 9Top 58% in Pulmonary and Respiratory Medicine
Ivar Helle

What does Ivar Helle research?

Ivar Helle's work is mostly in Medicine (42%), Biochemistry, Genetics and Molecular Biology (18%).

Health Sciences: 10 works · 41.8% of their workMedicine: 10 works · 41.8% of their workPulmonary and Respiratory Medicine: 3 works · 12.7% of their workEpidemiology: 3 works · 10.9% of their workCardiology and Cardiovascular Medicine: 2 works · 9.1% of their workSurgery: 2 works · 9.1% of their workEverything else: 9 works · 40.0% of their workLife Sciences: 4 works · 18.2% of their workBiochemistry, Genetics and Molecular Biology: 4 works · 18.2% of their workBiotechnology: 3 works · 10.9% of their workCancer Research: 2 works · 7.3% of their workTHEIR WORKIvar Helle23works
Life Sciences18%Health Sciences42%

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. Medicine1041.8%
  2. Everything else940.0%
    1. Biochemistry, Genetics and Molecular Biology418.2%
  1. 1Pulmonary and Respiratory Medicine13% of their works
  2. 2Biotechnology11% of their works
  3. 3Epidemiology11% of their works
  4. 4Surgery9% of their works
  5. 5Cardiology and Cardiovascular Medicine9% of their works
  6. 6Cancer Research7% of their works

Research topics

Which keywords describe Ivar Helle's research?

The keywords of their largest research topics: Angiogenesis, Hemostasis, Biotechnological Applications, Microbial Enzymes, Fibrinogen, Matrix Metalloproteinases, Tissue Inhibitors of Metalloproteinases and Transglutaminases.

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 18 words, with their numbers
  1. Angiogenesis62 topics
  2. Hemostasis62 topics
  3. Biotechnological Applications51 topic
  4. Microbial Enzymes51 topic
  5. Fibrinogen41 topic
  6. Matrix Metalloproteinases41 topic
  7. Tissue Inhibitors of Metalloproteinases41 topic
  8. Transglutaminases41 topic
  9. Chronic Hepatitis B21 topic
  10. Fibroblast Activation Protein21 topic
  11. Hepatitis B Virus21 topic
  12. Mycobacterium avium21 topic
  13. Nontuberculous Mycobacteria21 topic
  14. Protease-Activated Receptors21 topic
  15. Pulmonary Hypertension21 topic
  16. Right Heart Assessment21 topic
  17. Thrombin21 topic
  18. Tumor Microenvironment21 topic

Where does Ivar Helle work?

Ivar Helle's main affiliation in the publication record is Oslo University Hospital, Norway.

How many publications and citations does Ivar Helle have?

OpenAlex counts 23 works and 258 citations for Ivar Helle, an h-index of 9, ranking #4,375,462 of 7,710,434 researchers worldwide on the quality 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 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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