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Company · Woodcliff Lake · United States

Eisai (United States)

In research, Eisai (United States) stands highest in Health Sciences (#5,771 of 9,902 worldwide) and Medicine (#5,595 of 8,541 worldwide), 2022-now. Relative to its size it is most specialised in Psychiatry and Mental health (Psychiatry and Mental health is 24.7× its share of world research).

eisai.comROR OpenAlex
World rank, 2022-now
#14,419
of 22,385 · #9,273 all time
Rank in United States
#2,029
of 3,332
Research works
723
▲ 5% vs 2018-21
Citations
19k
26.4 per fractional work
Top-10% rate
10.8%
all institutions 10.0%
vs its own fields
0.92×
1.00× is exactly expected
Open access
43%
world 40%
International
44%
world 18%
Eisai (United States)

What is Eisai (United States) known for in research?

The fields where it stands highest, 2022-now, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
Health SciencesDomain #5,771 of 9,902 12.1%92 #4031
MedicineField #5,595 of 8,541 12.3%87 #3769

Each strip is that field's whole ranked pool, with the notch where Eisai (United States) sits in it, in the colour of the band that rank falls in. The track under the rate is the rate itself: it carries no average mark, because the average differs by field (from about 6% in Dentistry to 21% in Economics).

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

In 2022-now, 56% of research at Eisai (United States) is in Health Sciences, 22% in Life Sciences. Its largest fields are Medicine (54%), Biochemistry, Genetics and Molecular Biology (10%), Neuroscience (9%). It does 2.3× the world's share of Health Sciences.

Health Sciences: 98 fractional works · 56.0% of its workMedicine: 94 fractional works · 53.5% of its workPsychiatry and Mental health: 22 fractional works · 12.3% of its workPhysiology: 19 fractional works · 10.6% of its workOncology: 11 fractional works · 6.4% of its workPulmonary and Respiratory Medicine: 6 fractional works · 3.7% of its workRadiology, Nuclear Medicine and Imaging: 5 fractional works · 2.9% of its workEpidemiology: 5 fractional works · 2.7% of its workPediatrics, Perinatology and Child Health: 3 fractional works · 1.8% of its workNeurology: 3 fractional works · 1.7% of its workPharmacology: 2 fractional works · 1.3% of its workPathology and Forensic Medicine: 2 fractional works · 1.2% of its workObstetrics and Gynecology: 2 fractional works · 1.1% of its workPublic Health, Environmental and Occupational Health: 2 fractional works · 1.1% of its workSurgery: 2 fractional works · 0.9% of its workReproductive Medicine: 1 fractional works · 0.8% of its workHepatology: 1 fractional works · 0.7% of its workOrthopedics and Sports Medicine: 1 fractional works · 0.6% of its workEndocrinology, Diabetes and Metabolism: 1 fractional works · 0.5% of its workCardiology and Cardiovascular Medicine: 1 fractional works · 0.5% of its workCritical Care and Intensive Care Medicine: 1 fractional works · 0.5% of its workRheumatology: 1 fractional works · 0.4% of its workGenetics: 1 fractional works · 0.3% of its workGeriatrics and Gerontology: 0 fractional works · 0.2% of its workFamily Practice: 0 fractional works · 0.2% of its workDermatology: 0 fractional works · 0.2% of its workAnesthesiology and Pain Medicine: 0 fractional works · 0.2% of its workInfectious Diseases: 0 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.4% of its workHealth Professions: 4 fractional works · 2.4% of its workGeneral Health Professions: 3 fractional works · 1.7% of its workHealth Information Management: 1 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.4% of its workVeterinary: 0 fractional works · 0.1% of its workLife Sciences: 39 fractional works · 22.1% of its workBiochemistry, Genetics and Molecular Biology: 18 fractional works · 10.2% of its workMolecular Biology: 13 fractional works · 7.3% of its workCancer Research: 3 fractional works · 1.5% of its workGenetics: 1 fractional works · 0.6% of its workBiotechnology: 0 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.4% of its workNeuroscience: 16 fractional works · 9.2% of its workCognitive Neuroscience: 10 fractional works · 5.6% of its workNeurology: 2 fractional works · 1.3% of its workCellular and Molecular Neuroscience: 2 fractional works · 1.2% of its workEndocrine and Autonomic Systems: 1 fractional works · 0.8% of its workBiological Psychiatry: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workImmunology and Microbiology: 4 fractional works · 2.2% of its workImmunology: 3 fractional works · 1.9% of its workSmaller subfields together: 1 fractional works · 0.3% of its workPharmacology, Toxicology and Pharmaceutics: 1 fractional works · 0.3% of its workPharmaceutical Science: 0 fractional works · 0.3% of its workAgricultural and Biological Sciences: 0 fractional works · 0.3% of its workSocial Sciences: 24 fractional works · 13.8% of its workPsychology: 14 fractional works · 7.9% of its workExperimental and Cognitive Psychology: 12 fractional works · 6.9% of its workSocial Psychology: 1 fractional works · 0.4% of its workClinical Psychology: 1 fractional works · 0.4% of its workApplied Psychology: 0 fractional works · 0.3% of its workEconomics, Econometrics and Finance: 8 fractional works · 4.3% of its workEconomics and Econometrics: 7 fractional works · 4.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workSocial Sciences: 2 fractional works · 1.3% of its workSociology and Political Science: 1 fractional works · 0.7% of its workEducation: 1 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.3% of its workDecision Sciences: 1 fractional works · 0.3% of its workStatistics, Probability and Uncertainty: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.0% of its workPhysical Sciences: 14 fractional works · 8.0% of its workComputer Science: 5 fractional works · 2.6% of its workComputational Theory and Mathematics: 3 fractional works · 1.6% of its workArtificial Intelligence: 2 fractional works · 0.9% of its workSmaller subfields together: 0 fractional works · 0.1% of its workMathematics: 4 fractional works · 2.3% of its workStatistics and Probability: 4 fractional works · 2.3% of its workChemistry: 3 fractional works · 1.5% of its workSpectroscopy: 1 fractional works · 0.7% of its workOrganic Chemistry: 1 fractional works · 0.7% of its workMaterials Science: 1 fractional works · 0.8% of its workMaterials Chemistry: 0 fractional works · 0.3% of its workBiomaterials: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.3% of its workEngineering: 1 fractional works · 0.5% of its workBiomedical Engineering: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.3% of its workEnvironmental Science: 1 fractional works · 0.3% of its workHealth, Toxicology and Mutagenesis: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workALL ITS WORKEisai (UnitedStates)175fractional works, 2022-now
Life Sciences22%Physical Sciences8%Health Sciences56%Social Sciences14%

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 19 fields, with their numbers
    1. Medicine9453.5%
    2. Health Professions42.4%
    3. Veterinary00.1%
    1. Biochemistry, Genetics and Molecular Biology1810.2%
    2. Neuroscience169.2%
    3. Immunology and Microbiology42.2%
    4. Pharmacology, Toxicology and Pharmaceutics10.3%
    5. Agricultural and Biological Sciences00.3%
    1. Psychology147.9%
    2. Economics, Econometrics and Finance84.3%
    3. Social Sciences21.3%
    4. Decision Sciences10.3%
    1. Computer Science52.6%
    2. Mathematics42.3%
    3. Chemistry31.5%
    4. Materials Science10.8%
    5. Engineering10.5%
    6. Environmental Science10.3%
    7. Physics and Astronomy00.0%
All of science, and how each field's share has moved since 1950: the Science domain explorer

What does Eisai (United States) specialise in?

Where its research is concentrated relative to its size: Psychiatry and Mental health takes 24.7× the share of its output that it takes of world research.

  1. Psychiatry and Mental healthSubfield · 21.6 works25×
← less than its size predicts1×more →

Location quotient, a volume reading rather than an impact one. It surfaces small, lopsided specialities.

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.

Agricultural and Biological Sciences: 0.06× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.91× its world share, 18 worksBiochemistry, Geneti…Immunology and Microbiology: 2.15× its world share, 4 worksImmunology and Micro…Neuroscience: 5.70× its world share, 16 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.85× its world share, 0 worksPharmacology, Toxico…Chemistry: 0.93× its world share, 2 worksChemistryComputer Science: 0.34× its world share, 5 worksComputer ScienceEngineering: 0.04× its world share, 1 worksEngineeringEnvironmental Science: 0.06× its world share, 0 worksEnvironmental ScienceMaterials Science: 0.23× its world share, 1 worksMaterials ScienceMathematics: 1.98× its world share, 4 worksMathematicsPhysics and Astronomy: 0.01× its world share, 0 worksPhysics and AstronomyHealth Professions: 0.92× its world share, 4 worksHealth ProfessionsMedicine: 2.78× its world share, 94 worksMedicineVeterinary: 0.69× its world share, 0 worksVeterinaryDecision Sciences: 0.32× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 2.00× its world share, 8 worksEconomics, Econometr…Psychology: 2.61× its world share, 14 worksPsychologySocial Sciences: 0.10× its world share, 2 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Neuroscience, 5.7×. Every wedge is a field page.

All 19 fields, with their numbers
  1. Neuroscience5.70×16 works
  2. Medicine2.78×94 works
  3. Psychology2.61×14 works
  4. Immunology and Microbiology2.15×4 works
  5. Economics, Econometrics and Finance2.00×8 works
  6. Mathematics1.98×4 works
  7. Biochemistry, Genetics and Molecular Biology1.91×18 works
  8. Chemistry0.93×2 works
  9. Health Professions0.92×4 works
  10. Pharmacology, Toxicology and Pharmaceutics0.85×0 works
  11. Veterinary0.69×0 works
  12. Computer Science0.34×5 works
  13. Decision Sciences0.32×0 works
  14. Materials Science0.23×1 works
  15. Social Sciences0.10×2 works
  16. Agricultural and Biological Sciences0.06×0 works
  17. Environmental Science0.06×0 works
  18. Engineering0.04×1 works
  19. Physics and Astronomy0.01×0 works

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

Ranked on the quality score, Corina E. Dutcus, Shobha Dhadda and Andrew Satlin lead among researchers whose main affiliation is Eisai (United States).

  1. 1 Corina E. Dutcus United States · #38,566 worldwide 19k citations · 139 works
  2. 2 Shobha Dhadda United States · #87,016 worldwide 11k citations · 98 works
  3. 3 Andrew Satlin United States · #167,392 worldwide 9.6k citations · 135 works
  4. 4 Matthew D. Guo United States · #215,590 worldwide 12k citations · 50 works
  5. 5 Jodi A. McKenzie United States · #232,915 worldwide 3.8k citations · 117 works
  6. 6 Lynn Darden Kramer United States · #259,125 worldwide 21k citations · 92 works
  7. 7 Galina Kuznetsov United States · #262,686 worldwide 3.5k citations · 77 works
  8. 8 Michio Kanekiyo United States · #279,099 worldwide 7k citations · 46 works
  9. 9 Chad J. Swanson United States · #356,511 worldwide 11k citations · 75 works
  10. 10 L. D. Kramer United States · #437,212 worldwide 2.3k citations · 26 works
All ranked researchers at Eisai (United States)

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

The most cited paper from Eisai (United States) 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 Toll-like Receptor-4 Mediates Lipopolysaccharide-induced Signal Transduction Jesse C. Chow, Donna W. Young, Douglas Taylor Golenbock et al. · Journal of Biological Chemistry Open access Apr 1999 1,974
5 The Amyloid-β Pathway in Alzheimer’s Disease Harald Juergen Hampel, John Hardy, Kaj Blennow et al. · Molecular Psychiatry Open access 29 Aug 2021 1,929
All 61 most cited papers, with filters and sorting

Which keywords describe research at Eisai (United States)?

By fractional works in 2022-now, weighted toward what it does more of than the world: Biomarkers, Oxidative Stress, Alzheimer's Disease, Neurodegeneration, Neuroimaging, Neuroinflammation, Aging and Caregiver Burden.

▲ 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. Biomarkers23▲ 19×9 topics
  2. Oxidative Stress22▲ 7.7×12 topics
  3. Alzheimer's Disease21▲ 44×7 topics
  4. Neurodegeneration20▲ 37×7 topics
  5. Neuroimaging19▲ 39×3 topics
  6. Neuroinflammation19▲ 37×6 topics
  7. Aging18▲ 19×6 topics
  8. Caregiver Burden18▲ 91×2 topics
  9. Dementia18▲ 106×1 topic
  10. Mild Cognitive Impairment18▲ 119×1 topic
  11. Epidemiology18▲ 2.5×29 topics
  12. Circadian Rhythms17▲ 88×2 topics
  13. Therapeutic Strategies17▲ 98×2 topics
  14. Amyloid Hypothesis16▲ 155×1 topic
  15. Tau Pathology16▲ 155×1 topic
  16. Meta-Analysis11▲ 11×4 topics
  17. Cognitive Behavioral Therapy10▲ 41×2 topics
  18. Insomnia10▲ 77×1 topic
  19. Sleep Duration10▲ 82×1 topic
  20. Quality of Life10▲ 3.8×16 topics
  21. Consolidation7▲ 99×1 topic
  22. Memory7▲ 16×3 topics
  23. Sleep7▲ 99×1 topic
  24. Chemotherapy7▲ 5.4×17 topics
  25. Cancer6▲ 2.4×22 topics
  26. Treatment6▲ 2.7×8 topics
  27. Cost-effectiveness Analysis5▲ 35×1 topic
  28. Health Utility Measures5▲ 35×1 topic
  29. Neurological Disorders5▲ 4.9×8 topics
  30. Clinical Practice Guidelines5▲ 4.8×9 topics
  31. Clinical Trials5▲ 4.0×11 topics
  32. Antiepileptic Drugs5▲ 35×2 topics
  33. Breast Cancer4▲ 9.7×4 topics
  34. Tumor Microenvironment4▲ 5.4×6 topics
  35. Medicinal Chemistry4▲ 7.5×5 topics
  36. Neurobiology4▲ 7.7×5 topics
  37. Epilepsy3▲ 18×3 topics
  38. Molecular Docking3▲ 15×3 topics
  39. Metastatic3▲ 27×2 topics
  40. Metastatic Breast Cancer3▲ 30×2 topics

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

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

Dementia and Cognitive I…18Dementia and Cognitive Impairment Research: 18 fractional worksAlzheimer's disease rese…16Alzheimer's disease research and treatments: 16 fractional worksSleep and related disord…10Sleep and related disorders: 10 fractional worksSleep and Wakefulness Re…7Sleep and Wakefulness Research: 7 fractional worksHealth Systems, Economic Evaluations, Quality of Life: 5 fractional worksComputational Drug Discovery Methods: 3 fractional worksEpilepsy research and treatment: 3 fractional worksStatistical Methods in Clinical Trials: 2 fractional worksCancer Immunotherapy and Biomarkers: 2 fractional worksObstructive Sleep Apnea Research: 2 fractional works
Psychiatry and Mental healthPhysiologyExperimental and Cognitive PsychologyCognitive Neuroscience4 others

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

  1. 1 Dementia and Cognitive Impairment Research Psychiatry and Mental health 18 works
  2. 2 Alzheimer's disease research and treatments Physiology 16 works
  3. 3 Sleep and related disorders Experimental and Cognitive Psychology 10 works
  4. 4 Sleep and Wakefulness Research Cognitive Neuroscience 7 works
  5. 5 Health Systems, Economic Evaluations, Quality of Life Economics and Econometrics 5 works
  6. 6 Computational Drug Discovery Methods Computational Theory and Mathematics 3 works
  7. 7 Epilepsy research and treatment Psychiatry and Mental health 3 works
  8. 8 Statistical Methods in Clinical Trials Statistics and Probability 2 works
  9. 9 Cancer Immunotherapy and Biomarkers Oncology 2 works
  10. 10 Obstructive Sleep Apnea Research Physiology 2 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 available43.2%not open56.8%

World: 40% of research is openly available.

with international co-authors44.4%domestic only55.6%

World: 18% is written across borders.

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

Output in 2022-2025 was 5% higher than in 2018-2021.

still counting1990200020102020
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 States) as a percentage of every work published that year, 0.00076% in 2024.

still counting0.00050%0.0010%0.0015%Eisai (United States)0.00058% in 20251990200020102020

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

How much of it reaches the world top 10%

Year by year, against all institutions in the same year.

still counting10%20%all institutions10.0% in 2025Eisai (United States)8.7% in 20252020

Of each year's output, the share that reached the world's 10% most cited for its field and year. Peak 17.4% in 2014.

Other research institutions in Woodcliff Lake

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Eisai (United States) on Science Explorer

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