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Company · Hatfield · United Kingdom

Eisai (United Kingdom)

eisai.euROR OpenAlex
World rank, all time
#27,177
of 34,923
Rank in United Kingdom
#1,457
of 1,844
Research works
212
▼ 22% vs 2018-21
Citations
7.5k
35.5 per fractional work
Top-10% rate
10.0%
all institutions 10.0%
vs its own fields
1.05×
1.00× is exactly expected
Open access
46%
world 40%
International
79%
world 18%
Eisai (United Kingdom)

Which fields of science does Eisai (United Kingdom) work in?

In 2022-now, 58% of research at Eisai (United Kingdom) is in Health Sciences, 23% in Life Sciences. Its largest fields are Medicine (57%), Neuroscience (12%), Biochemistry, Genetics and Molecular Biology (10%). It does 2.2× the world's share of Health Sciences.

Health Sciences: 24 fractional works · 58.3% of its workMedicine: 23 fractional works · 56.5% of its workPsychiatry and Mental health: 6 fractional works · 14.2% of its workPhysiology: 4 fractional works · 9.8% of its workPediatrics, Perinatology and Child Health: 2 fractional works · 6.0% of its workOncology: 2 fractional works · 4.3% of its workNeurology: 2 fractional works · 4.1% of its workPharmacology: 1 fractional works · 3.4% of its workPulmonary and Respiratory Medicine: 1 fractional works · 2.8% of its workEpidemiology: 1 fractional works · 2.0% of its workRadiology, Nuclear Medicine and Imaging: 1 fractional works · 1.3% of its workPathology and Forensic Medicine: 0 fractional works · 1.1% of its workCardiology and Cardiovascular Medicine: 0 fractional works · 1.0% of its workPublic Health, Environmental and Occupational Health: 0 fractional works · 1.0% of its workRheumatology: 0 fractional works · 0.9% of its workGenetics: 0 fractional works · 0.8% of its workEndocrinology, Diabetes and Metabolism: 0 fractional works · 0.7% of its workAnesthesiology and Pain Medicine: 0 fractional works · 0.6% of its workObstetrics and Gynecology: 0 fractional works · 0.5% of its workReproductive Medicine: 0 fractional works · 0.5% of its workSurgery: 0 fractional works · 0.4% of its workFamily Practice: 0 fractional works · 0.4% of its workGeriatrics and Gerontology: 0 fractional works · 0.4% of its workHepatology: 0 fractional works · 0.4% of its workHealth Professions: 1 fractional works · 1.8% of its workGeneral Health Professions: 0 fractional works · 1.0% of its workMedical Laboratory Technology: 0 fractional works · 0.8% of its workLife Sciences: 10 fractional works · 23.3% of its workNeuroscience: 5 fractional works · 12.1% of its workCognitive Neuroscience: 2 fractional works · 6.0% of its workCellular and Molecular Neuroscience: 1 fractional works · 2.6% of its workNeurology: 1 fractional works · 1.6% of its workEndocrine and Autonomic Systems: 1 fractional works · 1.4% of its workBiological Psychiatry: 0 fractional works · 0.5% of its workBiochemistry, Genetics and Molecular Biology: 4 fractional works · 9.8% of its workMolecular Biology: 3 fractional works · 8.1% of its workCancer Research: 0 fractional works · 0.8% of its workClinical Biochemistry: 0 fractional works · 0.5% of its workCell Biology: 0 fractional works · 0.4% of its workImmunology and Microbiology: 1 fractional works · 1.4% of its workImmunology: 1 fractional works · 1.4% of its workSocial Sciences: 5 fractional works · 11.4% of its workPsychology: 4 fractional works · 8.9% of its workExperimental and Cognitive Psychology: 4 fractional works · 8.6% of its workSmaller subfields together: 0 fractional works · 0.2% of its workEconomics, Econometrics and Finance: 1 fractional works · 1.9% of its workEconomics and Econometrics: 1 fractional works · 1.9% of its workSocial Sciences: 0 fractional works · 0.7% of its workEducation: 0 fractional works · 0.4% of its workDemography: 0 fractional works · 0.3% of its workPhysical Sciences: 3 fractional works · 7.0% of its workComputer Science: 1 fractional works · 2.9% of its workComputational Theory and Mathematics: 1 fractional works · 2.9% of its workMathematics: 1 fractional works · 1.7% of its workStatistics and Probability: 1 fractional works · 1.7% of its workChemistry: 1 fractional works · 1.4% of its workOrganic Chemistry: 1 fractional works · 1.4% of its workEnvironmental Science: 0 fractional works · 0.8% of its workHealth, Toxicology and Mutagenesis: 0 fractional works · 0.8% of its workMaterials Science: 0 fractional works · 0.2% of its workALL ITS WORKEisai (UnitedKingdom)41fractional works, 2022-now
Life Sciences23%Physical Sciences7%Health Sciences58%Social Sciences11%

Each ring splits the one inside it: the four domains of science, their fields, their subfields. Size is fractional works in 2022-now. Every slice is a page; the interactive view zooms down to single topics and colours each by how much more of it this institution does than the world.

Its 4 domains and 13 fields, with their numbers
    1. Medicine2356.5%
    2. Health Professions11.8%
    1. Neuroscience512.1%
    2. Biochemistry, Genetics and Molecular Biology49.8%
    3. Immunology and Microbiology11.4%
    1. Psychology48.9%
    2. Economics, Econometrics and Finance11.9%
    3. Social Sciences00.7%
    1. Computer Science12.9%
    2. Mathematics11.7%
    3. Chemistry11.4%
    4. Environmental Science00.8%
    5. Materials Science00.2%
All of science, and how each field's share has moved since 1950: the Science domain explorer

Field profile

Location quotient across every field it publishes in: outside the ring is more than an institution of this size would be expected to publish, inside it is less.

Biochemistry, Genetics and Molecular Biology: 1.84× its world share, 4 worksBiochemistry, Geneti…Immunology and Microbiology: 1.38× its world share, 1 worksImmunology and Micro…Neuroscience: 7.44× its world share, 5 worksNeuroscienceChemistry: 0.90× its world share, 1 worksChemistryComputer Science: 0.38× its world share, 1 worksComputer ScienceEnvironmental Science: 0.16× its world share, 0 worksEnvironmental ScienceMaterials Science: 0.05× its world share, 0 worksMaterials ScienceMathematics: 1.41× its world share, 1 worksMathematicsHealth Professions: 0.67× its world share, 1 worksHealth ProfessionsMedicine: 2.94× its world share, 23 worksMedicineEconomics, Econometrics and Finance: 0.89× its world share, 1 worksEconomics, Econometr…Psychology: 2.91× its world share, 4 worksPsychologySocial Sciences: 0.05× its world share, 0 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Neuroscience, 7.4×. Every wedge is a field page.

All 13 fields, with their numbers
  1. Neuroscience7.44×5 works
  2. Medicine2.94×23 works
  3. Psychology2.91×4 works
  4. Biochemistry, Genetics and Molecular Biology1.84×4 works
  5. Mathematics1.41×1 works
  6. Immunology and Microbiology1.38×1 works
  7. Chemistry0.90×1 works
  8. Economics, Econometrics and Finance0.89×1 works
  9. Health Professions0.67×1 works
  10. Computer Science0.38×1 works
  11. Environmental Science0.16×0 works
  12. Materials Science0.05×0 works
  13. Social Sciences0.05×0 works

Who are the top researchers at Eisai (United Kingdom)?

Ranked on the quality score, Chinyere E. Okpara, Michelle Gee and Jina Swartz lead among researchers whose main affiliation is Eisai (United Kingdom).

  1. 1 Chinyere E. Okpara United Kingdom · #169,277 worldwide 1.3k citations · 107 works
  2. 2 Michelle Gee United Kingdom · #581,426 worldwide 7.3k citations · 36 works
  3. 3 Jina Swartz United Kingdom · #1,067,730 worldwide 2k citations · 31 works
  4. 4 Silvija Kraljevic United Kingdom · #1,073,228 worldwide 6k citations · 30 works
  5. 5 Luigi Giorgi United Kingdom · #1,193,254 worldwide 2.5k citations · 67 works
  6. 6 David J.P. Critchley United Kingdom · #1,232,264 worldwide 1.5k citations · 27 works
  7. 7 Stephen J. Neame United Kingdom · #1,448,358 worldwide 1.6k citations · 23 works
  8. 8 Ziad Hussein United Kingdom · #1,665,700 worldwide 3k citations · 147 works
  9. 9 Grant D. H. Maclaine United Kingdom · #2,026,590 worldwide 873 citations · 38 works
  10. 10 Begoña de las Heras United Kingdom · #2,211,099 worldwide 2.7k citations · 48 works
All ranked researchers at Eisai (United Kingdom)

What are the most cited papers from Eisai (United Kingdom)?

The most cited paper from Eisai (United Kingdom) is "Lecanemab in Early Alzheimer’s Disease" (Christopher H. van Dyck, Chad J. Swanson, Paul S. S. Aisen et al., 2022), with 5,691 citations. Next come "Lenvatinib versus sorafenib in first-line treatment of patients with unresectable hepatocellular carcinoma: a randomised phase 3 non-inferiority trial" (5,578) and "Lenvatinib versus Placebo in Radioiodine-Refractory Thyroid Cancer" (2,109).

Most cited papers
#PaperReleasedCitations
1 Lecanemab in Early Alzheimer’s Disease Christopher H. van Dyck, Chad J. Swanson, Paul S. S. Aisen et al. · New England Journal of Medicine Open access 30 Nov 2022 5,691
2 Lenvatinib versus sorafenib in first-line treatment of patients with unresectable hepatocellular carcinoma: a randomised phase 3 non-inferiority trial Masatoshi Kudo et al. · The Lancet Open access Mar 2018 5,578
3 Lenvatinib versus Placebo in Radioiodine-Refractory Thyroid Cancer Martin Jean Schlumberger, Makoto Tahara, Lori J. Wirth et al. · New England Journal of Medicine Open access 11 Feb 2015 2,109
4 Lenvatinib plus Pembrolizumab or Everolimus for Advanced Renal Cell Carcinoma Robert John Motzer et al. · New England Journal of Medicine Open access 13 Feb 2021 1,811
5 Eribulin monotherapy versus treatment of physician's choice in patients with metastatic breast cancer (EMBRACE): a phase 3 open-label randomised study Javier Cortés, Joyce O’Shaughnessy, David M. Loesch et al. · The Lancet Mar 2011 1,110
All 60 most cited papers, with filters and sorting

Which keywords describe research at Eisai (United Kingdom)?

By fractional works in 2022-now, weighted toward what it does more of than the world: Oxidative Stress, Neurodegeneration, Circadian Rhythms, Antiepileptic Drugs, Epilepsy, Alzheimer's Disease, Inflammation and Neuroinflammation.

▲ more of its work than of the world's◆ about the world's share▼ less than the world's

Size is fractional works in 2022-now in the topics tagged with each word; colour is the word's share of this institution's work against its share of the world's. The 40 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 40 words, with their numbers
  1. Oxidative Stress7▲ 11×9 topics
  2. Neurodegeneration5▲ 42×6 topics
  3. Circadian Rhythms5▲ 114×2 topics
  4. Inflammation5▲ 5.5×12 topics
  5. Antiepileptic Drugs5▲ 153×2 topics
  6. Alzheimer's Disease4▲ 37×6 topics
  7. Epilepsy4▲ 92×3 topics
  8. Neuroinflammation4▲ 35×4 topics
  9. Epidemiology4▲ 2.5×11 topics
  10. Genetics4▲ 13×4 topics
  11. Neurobiology4▲ 34×3 topics
  12. Amyloid Hypothesis4▲ 145×1 topic
  13. Tau Pathology4▲ 145×1 topic
  14. Therapeutic Strategies4▲ 90×2 topics
  15. Biomarkers3▲ 12×7 topics
  16. Meta-Analysis3▲ 14×3 topics
  17. Classification3▲ 17×2 topics
  18. Seizures3▲ 125×1 topic
  19. Status Epilepticus3▲ 163×1 topic
  20. Surgery3▲ 22×2 topics
  21. Health Consequences3▲ 27×2 topics
  22. Insomnia3▲ 102×1 topic
  23. Sleep Duration3▲ 109×1 topic
  24. Parkinson's Disease2▲ 21×4 topics
  25. Aging2▲ 9.4×2 topics
  26. Cognitive Function2▲ 27×4 topics
  27. Neuroimaging2▲ 18×2 topics
  28. Neurological Disorders2▲ 8.9×5 topics
  29. Dementia2▲ 52×1 topic
  30. Memory2▲ 20×1 topic
  31. Mild Cognitive Impairment2▲ 58×1 topic
  32. Sleep2▲ 122×1 topic
  33. Drug Development2▲ 49×2 topics
  34. Prenatal Exposure2▲ 138×1 topic
  35. Teratogenicity2▲ 74×1 topic
  36. Molecular Docking2▲ 29×2 topics
  37. Diagnostic Criteria1▲ 14×4 topics
  38. Pharmacokinetics1▲ 13×2 topics
  39. Neurodegenerative Diseases1▲ 19×2 topics
  40. Acetylcholinesterase1▲ 141×1 topic

Which research topics does Eisai (United Kingdom) publish most on?

By volume in 2022-now: Alzheimer's disease research and treatments, Epilepsy research and treatment, Sleep and related disorders and Dementia and Cognitive Impairment Research.

Alzheimer's disease research and treatments: 4 fractional worksEpilepsy research and treatment: 3 fractional worksSleep and related disorders: 3 fractional worksDementia and Cognitive Impairment Research: 2 fractional worksSleep and Wakefulness Research: 2 fractional worksPharmacological Effects …2Pharmacological Effects and Toxicity Studies: 2 fractional worksCholinesterase and Neurodegenerative Diseases: 1 fractional worksComputational Drug Discovery Methods: 1 fractional worksNeurological disorders and treatments: 1 fractional worksNeuroscience and Neuropharmacology Research: 1 fractional works
PhysiologyPsychiatry and Mental healthExperimental and Cognitive PsychologyCognitive Neuroscience5 others

Area is fractional works; colour is the subfield each topic belongs to.

  1. 1 Alzheimer's disease research and treatments Physiology 4 works
  2. 2 Epilepsy research and treatment Psychiatry and Mental health 3 works
  3. 3 Sleep and related disorders Experimental and Cognitive Psychology 3 works
  4. 4 Dementia and Cognitive Impairment Research Psychiatry and Mental health 2 works
  5. 5 Sleep and Wakefulness Research Cognitive Neuroscience 2 works
  6. 6 Pharmacological Effects and Toxicity Studies Pediatrics, Perinatology and Child Health 2 works
  7. 7 Cholinesterase and Neurodegenerative Diseases Pharmacology 1 works
  8. 8 Computational Drug Discovery Methods Computational Theory and Mathematics 1 works
  9. 9 Neurological disorders and treatments Neurology 1 works
  10. 10 Neuroscience and Neuropharmacology Research Cellular and Molecular Neuroscience 1 works

How open and international is its research?

Against the world's own shares: the tick on each track. Both are shares of its output, so they sit on one scale and can be read against each other as well as against the world.

openly available46.3%not open53.7%

World: 40% of research is openly available.

with international co-authors78.8%domestic only21.2%

World: 18% is written across borders.

How has Eisai (United Kingdom)'s research output changed?

Output in 2022-2025 was 22% lower than in 2018-2021.

still counting200020102020
grewheldshrank

The same series as a ribbon: one cell per year, darker for more. The line above answers how much; this answers when.

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is Eisai (United Kingdom) as a percentage of every work published that year, 0.00014% in 2024.

still counting0.00020%0.00040%0.00060%Eisai (United Kingdom)0.00016% in 2025200020102020

Fractional works of Eisai (United Kingdom) over all fractional works that year. How the balance of science has shifted.

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Eisai (United Kingdom) on Science Explorer

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