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Institution · Los Angeles · United States

National Research Institute

In research, National Research Institute stands highest in Physical Sciences (#9,778 of 17,446 worldwide), over all time.

nritrials.comROR OpenAlex
World rank, all time
#8,353
of 34,923
Rank in United States
#1,737
of 7,310
Research works
403
▼ 53% vs 2018-21
Citations
7.3k
18.2 per fractional work
Top-10% rate
13.5%
all institutions 10.0%
vs its own fields
1.03×
1.00× is exactly expected
Open access
58%
world 40%
International
48%
world 18%
National Research Institute

What is National Research Institute known for in research?

The fields where it stands highest, over all time, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorks
Physical SciencesDomain #9,778 of 17,446 3.8%197

Each strip is that field's whole ranked pool, with the notch where National Research Institute 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 National Research Institute work in?

In 2022-now, 54% of research at National Research Institute is in Health Sciences, 16% in Physical Sciences. Its largest fields are Medicine (46%), Social Sciences (8%), Biochemistry, Genetics and Molecular Biology (7%). It does 1.9× the world's share of Health Sciences.

Health Sciences: 16 fractional works · 54.3% of its workMedicine: 14 fractional works · 46.1% of its workEndocrinology, Diabetes and Metabolism: 2 fractional works · 6.3% of its workPublic Health, Environmental and Occupational Health: 2 fractional works · 5.8% of its workSurgery: 2 fractional works · 5.2% of its workEpidemiology: 1 fractional works · 4.5% of its workInfectious Diseases: 1 fractional works · 2.9% of its workPulmonary and Respiratory Medicine: 1 fractional works · 2.4% of its workOncology: 1 fractional works · 2.3% of its workRadiology, Nuclear Medicine and Imaging: 1 fractional works · 2.0% of its workPediatrics, Perinatology and Child Health: 1 fractional works · 1.8% of its workComplementary and alternative medicine: 0 fractional works · 1.7% of its workGenetics: 0 fractional works · 1.5% of its workCardiology and Cardiovascular Medicine: 0 fractional works · 1.4% of its workPsychiatry and Mental health: 0 fractional works · 1.3% of its workHematology: 0 fractional works · 1.2% of its workReproductive Medicine: 0 fractional works · 0.9% of its workPharmacology: 0 fractional works · 0.7% of its workPhysiology: 0 fractional works · 0.7% of its workRehabilitation: 0 fractional works · 0.6% of its workObstetrics and Gynecology: 0 fractional works · 0.5% of its workNeurology: 0 fractional works · 0.5% of its workBiochemistry: 0 fractional works · 0.4% of its workImmunology and Allergy: 0 fractional works · 0.4% of its workRheumatology: 0 fractional works · 0.3% of its workOphthalmology: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.4% of its workHealth Professions: 1 fractional works · 4.8% of its workGeneral Health Professions: 1 fractional works · 3.7% of its workRadiological and Ultrasound Technology: 0 fractional works · 0.4% of its workEmergency Medical Services: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.4% of its workNursing: 1 fractional works · 3.4% of its workNutrition and Dietetics: 1 fractional works · 3.4% of its workPhysical Sciences: 5 fractional works · 16.5% of its workEngineering: 2 fractional works · 5.5% of its workBiomedical Engineering: 0 fractional works · 1.4% of its workMechanical Engineering: 0 fractional works · 1.2% of its workOcean Engineering: 0 fractional works · 1.1% of its workCivil and Structural Engineering: 0 fractional works · 0.8% of its workAerospace Engineering: 0 fractional works · 0.5% of its workIndustrial and Manufacturing Engineering: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workEarth and Planetary Sciences: 2 fractional works · 5.2% of its workEarth-Surface Processes: 1 fractional works · 2.5% of its workGeophysics: 1 fractional works · 2.0% of its workPaleontology: 0 fractional works · 0.6% of its workSmaller subfields together: 0 fractional works · 0.2% of its workEnvironmental Science: 1 fractional works · 3.5% of its workEcology: 0 fractional works · 1.6% of its workEnvironmental Chemistry: 0 fractional works · 0.6% of its workEnvironmental Engineering: 0 fractional works · 0.6% of its workWater Science and Technology: 0 fractional works · 0.6% of its workPollution: 0 fractional works · 0.2% of its workComputer Science: 0 fractional works · 1.2% of its workArtificial Intelligence: 0 fractional works · 0.6% of its workComputational Theory and Mathematics: 0 fractional works · 0.4% of its workInformation Systems: 0 fractional works · 0.2% of its workMathematics: 0 fractional works · 0.6% of its workStatistics and Probability: 0 fractional works · 0.6% of its workMaterials Science: 0 fractional works · 0.4% of its workMaterials Chemistry: 0 fractional works · 0.4% of its workPhysics and Astronomy: 0 fractional works · 0.1% of its workSocial Sciences: 5 fractional works · 15.2% of its workSocial Sciences: 2 fractional works · 7.9% of its workUrban Studies: 1 fractional works · 2.8% of its workEducation: 0 fractional works · 1.5% of its workSociology and Political Science: 0 fractional works · 1.4% of its workGender Studies: 0 fractional works · 1.1% of its workLaw: 0 fractional works · 1.1% of its workArts and Humanities: 1 fractional works · 2.8% of its workReligious studies: 0 fractional works · 1.7% of its workPhilosophy: 0 fractional works · 1.1% of its workPsychology: 1 fractional works · 1.9% of its workSocial Psychology: 0 fractional works · 1.1% of its workClinical Psychology: 0 fractional works · 0.8% of its workBusiness, Management and Accounting: 0 fractional works · 1.1% of its workStrategy and Management: 0 fractional works · 1.1% of its workEconomics, Econometrics and Finance: 0 fractional works · 1.1% of its workEconomics and Econometrics: 0 fractional works · 1.1% of its workDecision Sciences: 0 fractional works · 0.4% of its workManagement Science and Operations Research: 0 fractional works · 0.4% of its workLife Sciences: 4 fractional works · 14.1% of its workBiochemistry, Genetics and Molecular Biology: 2 fractional works · 7.1% of its workMolecular Biology: 1 fractional works · 4.1% of its workGenetics: 1 fractional works · 2.0% of its workBiotechnology: 0 fractional works · 0.5% of its workCancer Research: 0 fractional works · 0.5% of its workImmunology and Microbiology: 1 fractional works · 3.4% of its workImmunology: 1 fractional works · 1.8% of its workParasitology: 0 fractional works · 1.1% of its workVirology: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workAgricultural and Biological Sciences: 1 fractional works · 2.4% of its workPlant Science: 0 fractional works · 1.1% of its workAgronomy and Crop Science: 0 fractional works · 0.6% of its workAnimal Science and Zoology: 0 fractional works · 0.6% of its workSmaller subfields together: 0 fractional works · 0.1% of its workNeuroscience: 0 fractional works · 1.2% of its workCognitive Neuroscience: 0 fractional works · 0.9% of its workNeurology: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workALL ITS WORKNational ResearchInstitute30fractional works, 2022-now
Life Sciences14%Physical Sciences16%Health Sciences54%Social Sciences15%

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 20 fields, with their numbers
    1. Medicine1446.1%
    2. Health Professions14.8%
    3. Nursing13.4%
    1. Engineering25.5%
    2. Earth and Planetary Sciences25.2%
    3. Environmental Science13.5%
    4. Computer Science01.2%
    5. Mathematics00.6%
    6. Materials Science00.4%
    7. Physics and Astronomy00.1%
    1. Social Sciences27.9%
    2. Arts and Humanities12.8%
    3. Psychology11.9%
    4. Business, Management and Accounting01.1%
    5. Economics, Econometrics and Finance01.1%
    6. Decision Sciences00.4%
    1. Biochemistry, Genetics and Molecular Biology27.1%
    2. Immunology and Microbiology13.4%
    3. Agricultural and Biological Sciences12.4%
    4. Neuroscience01.2%
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.

Agricultural and Biological Sciences: 0.50× its world share, 1 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.34× its world share, 2 worksBiochemistry, Geneti…Immunology and Microbiology: 3.33× its world share, 1 worksImmunology and Micro…Neuroscience: 0.77× its world share, 0 worksNeuroscienceComputer Science: 0.15× its world share, 0 worksComputer ScienceEarth and Planetary Sciences: 3.33× its world share, 2 worksEarth and Planetary …Engineering: 0.37× its world share, 2 worksEngineeringEnvironmental Science: 0.71× its world share, 1 worksEnvironmental ScienceMaterials Science: 0.11× its world share, 0 worksMaterials ScienceMathematics: 0.48× its world share, 0 worksMathematicsPhysics and Astronomy: 0.04× its world share, 0 worksPhysics and AstronomyHealth Professions: 1.82× its world share, 1 worksHealth ProfessionsMedicine: 2.40× its world share, 14 worksMedicineNursing: 6.86× its world share, 1 worksNursingArts and Humanities: 0.97× its world share, 1 worksArts and HumanitiesBusiness, Management and Accounting: 0.35× its world share, 0 worksBusiness, Management…Decision Sciences: 0.39× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.52× its world share, 0 worksEconomics, Econometr…Psychology: 0.62× its world share, 1 worksPsychologySocial Sciences: 0.63× its world share, 2 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Nursing, 6.9×. Every wedge is a field page.

All 20 fields, with their numbers
  1. Nursing6.86×1 works
  2. Immunology and Microbiology3.33×1 works
  3. Earth and Planetary Sciences3.33×2 works
  4. Medicine2.40×14 works
  5. Health Professions1.82×1 works
  6. Biochemistry, Genetics and Molecular Biology1.34×2 works
  7. Arts and Humanities0.97×1 works
  8. Neuroscience0.77×0 works
  9. Environmental Science0.71×1 works
  10. Social Sciences0.63×2 works
  11. Psychology0.62×1 works
  12. Economics, Econometrics and Finance0.52×0 works
  13. Agricultural and Biological Sciences0.50×1 works
  14. Mathematics0.48×0 works
  15. Decision Sciences0.39×0 works
  16. Engineering0.37×2 works
  17. Business, Management and Accounting0.35×0 works
  18. Computer Science0.15×0 works
  19. Materials Science0.11×0 works
  20. Physics and Astronomy0.04×0 works

Who are the top researchers at National Research Institute?

Ranked on the quality score, Juan P. Frías, Andrew J. Conrad and Andrew J. Lewin lead among researchers whose main affiliation is National Research Institute.

  1. 1 Juan P. Frías United States · #80,660 worldwide 23k citations · 312 works
  2. 2 Andrew J. Conrad United States · #442,664 worldwide 5k citations · 79 works
  3. 3 Andrew J. Lewin United States · #633,566 worldwide 5.7k citations · 74 works
  4. 4 Charles M. Heldebrant United States · #834,529 worldwide 2.7k citations · 23 works
  5. 5 Nobuyuki Tamari United States · #4,033,037 worldwide 1.1k citations · 71 works
  6. 6 Isao KONDOH United States · #4,340,397 worldwide 652 citations · 43 works
  7. 7 Masayuki Kosugi United States · #4,840,524 worldwide 84 citations · 24 works
  8. 8 Takahiro Tanaka United States · #5,129,033 worldwide 1.1k citations · 127 works
  9. 9 Hirohide Hayamizu United States · #5,323,362 worldwide 23 citations · 33 works
All ranked researchers at National Research Institute

What are the most cited papers from National Research Institute?

The most cited paper from National Research Institute is "Tirzepatide versus Semaglutide Once Weekly in Patients with Type 2 Diabetes" (Juan P. Frías, Melanie J. Davies, Julio Rosenstock et al., 2021), with 2,029 citations. Next come "Dynamics of HIV viremia and antibody seroconversion in plasma donors" (1,331) and "Efficacy of Liraglutide for Weight Loss Among Patients With Type 2 Diabetes" (1,172).

Most cited papers
#PaperReleasedCitations
1 Tirzepatide versus Semaglutide Once Weekly in Patients with Type 2 Diabetes Juan P. Frías, Melanie J. Davies, Julio Rosenstock et al. · New England Journal of Medicine Open access 25 Jun 2021 2,029
2 Dynamics of HIV viremia and antibody seroconversion in plasma donors Eberhard W. Fiebig, David J. Wright, B. D. Rawal et al. · AIDS 27 Aug 2003 1,331
3 Efficacy of Liraglutide for Weight Loss Among Patients With Type 2 Diabetes Melanie J. Davies, Richard M. Bergenstal, Bruce W. Bode et al. · JAMA Open access 18 Aug 2015 1,172
4 Effect of Subcutaneous Semaglutide vs Placebo as an Adjunct to Intensive Behavioral Therapy on Body Weight in Adults With Overweight or Obesity Thomas A. Wadden, Timothy Silleck Bailey, Liana K. Billings et al. · JAMA Open access 24 Feb 2021 1,078
5 Efficacy and safety of a novel dual GIP and GLP-1 receptor agonist tirzepatide in patients with type 2 diabetes (SURPASS-1): a double-blind, randomised, phase 3 trial Julio Rosenstock, Carol Wysham, Juan P. Frías et al. · The Lancet 27 Jun 2021 1,057
All 60 most cited papers, with filters and sorting

Which keywords describe research at National Research Institute?

By fractional works in 2022-now, weighted toward what it does more of than the world: Obesity, Glycemic Control, Insulin Therapy, Epidemiology, Type 2 Diabetes, Public Health, Heart Failure and Cardiovascular Outcomes.

▲ 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 13 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 13 words, with their numbers
  1. Epidemiology3▲ 2.5×22 topics
  2. Obesity2▲ 9.6×8 topics
  3. Glycemic Control2▲ 37×3 topics
  4. Insulin Therapy2▲ 47×3 topics
  5. Public Health2▲ 4.0×8 topics
  6. Inflammation2▲ 2.6×14 topics
  7. Type 2 Diabetes1▲ 21×2 topics
  8. Heart Failure1▲ 8.8×3 topics
  9. Cardiovascular Disease1▲ 3.2×5 topics
  10. Cardiovascular Outcomes1▲ 63×1 topic
  11. Glucose Control1▲ 63×1 topic
  12. Quality of Life1▲ 2.5×5 topics
  13. Health1▲ 8.4×2 topics

Which research topics does National Research Institute publish most on?

By volume in 2022-now: Diabetes Treatment and Management, Karst Systems and Hydrogeology, Nutrition, Health and Food Behavior and Obesity, Physical Activity, Diet.

Diabetes Treatment and M…1Diabetes Treatment and Management: 1 fractional worksKarst Systems and Hydrog…1Karst Systems and Hydrogeology: 1 fractional worksNutrition, Health and Fo…1Nutrition, Health and Food Behavior: 1 fractional worksObesity, Physical Activi…1Obesity, Physical Activity, Diet: 1 fractional worksGeophysical and Geoelectrical Methods: 1 fractional worksIndian and Buddhist Studies: 0 fractional worksUrbanization and City Pl…0Urbanization and City Planning: 0 fractional worksMetabolism, Diabetes, and Cancer: 0 fractional worksComplementary and Alternative Medicine Studies: 0 fractional worksEpilepsy research and tr…0Epilepsy research and treatment: 0 fractional works
Endocrinology, Diabetes and MetabolismEarth-Surface ProcessesNutrition and DieteticsPublic Health, Environmental and Occupational Health6 others

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

  1. 1 Diabetes Treatment and Management Endocrinology, Diabetes and Metabolism 1 works
  2. 2 Karst Systems and Hydrogeology Earth-Surface Processes 1 works
  3. 3 Nutrition, Health and Food Behavior Nutrition and Dietetics 1 works
  4. 4 Obesity, Physical Activity, Diet Public Health, Environmental and Occupational Health 1 works
  5. 5 Geophysical and Geoelectrical Methods Geophysics 1 works
  6. 6 Indian and Buddhist Studies Religious studies 0 works
  7. 7 Urbanization and City Planning Urban Studies 0 works
  8. 8 Metabolism, Diabetes, and Cancer Molecular Biology 0 works
  9. 9 Complementary and Alternative Medicine Studies Complementary and alternative medicine 0 works
  10. 10 Epilepsy research and treatment Psychiatry and Mental health 0 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 available58.3%not open41.7%

World: 40% of research is openly available.

with international co-authors47.9%domestic only52.1%

World: 18% is written across borders.

How has National Research Institute's research output changed?

Output in 2022-2025 was 53% lower 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 National Research Institute as a percentage of every work published that year, 0.00017% in 2024.

still counting0.0010%0.0020%National Research Institute0.000074% in 202519801990200020102020

Fractional works of National Research Institute over all fractional works that year. How the balance of science has shifted.

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National Research Institute on Science Explorer

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