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University · Chennai · India

Tamil Nadu Dr. M.G.R. Medical University

In research, Tamil Nadu Dr. M.G.R. Medical University stands highest in Health Sciences (#5,289 of 11,982 worldwide), Medicine (#5,057 of 10,443 worldwide) and Life Sciences (#5,595 of 7,800 worldwide), 2022–2025. Relative to its size it is most specialised in Complementary and alternative medicine and Dentistry — Complementary and alternative medicine is 12.4× its share of world research.

web.tnmgrmu.ac.inROR OpenAlex
World rank, 2022–2025
#10,784
of 28,054 · #13,751 all time
Rank in India
#768
of 1,840
Research works
3.3k
▼ 7% vs 2013–17
Citations
11k
3.3 per fractional work
Top-10% rate
4.2%
record average 16.5%
Open access
38%
world 28%

What is Tamil Nadu Dr. M.G.R. Medical University known for in research?

The fields where it stands highest, 2022–2025, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
Health SciencesDomain #5,289 of 11,982 3.8%504 #5819
MedicineField #5,057 of 10,443 3.4%391 #6368
Life SciencesDomain #5,595 of 7,800 4.9%121 #8150
Physical SciencesDomain #11,660 of 12,888 5.6%73 #20344
Social SciencesDomain #10,148 of 10,521 4.2%81 #12645

Each strip is that field’s whole ranked pool, with the notch where Tamil Nadu Dr. M.G.R. Medical University 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 world mark, because the world rate differs by field (from about 6% to 21% in this record).

Which of those standings moved

The same fields on both windows: where it stood over the whole record, and where it stands in 2022–2025. The distance is the story, and it is the one thing the two rank columns above cannot show.

  1. Health Sciences#5,819 #5,289
  2. Medicine#6,368 #5,057
  3. Life Sciences#8,150 #5,595
  4. Physical Sciences#20,344 #11,660
  5. Social Sciences#12,645 #10,148
all time2022–2025, better2022–2025, worse

A dot further right is a better standing. Fields it was not ranked in over the whole record are left out.

What does Tamil Nadu Dr. M.G.R. Medical University specialise in?

Where its research is concentrated relative to its size: Complementary and alternative medicine takes 12.4× the share of its output that it takes of world research.

  1. Complementary and alternative medicineSubfield · 28.3 works12×
  2. DentistryField · 41.1 works11×
← 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: 0.69× its world share, 26 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.13× its world share, 47 worksBiochemistry, Geneti…Immunology and Microbiology: 2.04× its world share, 16 worksImmunology and Micro…Neuroscience: 1.11× its world share, 14 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 6.74× its world share, 18 worksPharmacology, Toxico…Chemical Engineering: 0.20× its world share, 1 worksChemical EngineeringChemistry: 1.16× its world share, 14 worksChemistryComputer Science: 0.29× its world share, 18 worksComputer ScienceEarth and Planetary Sciences: 0.06× its world share, 1 worksEarth and Planetary …Energy: 0.06× its world share, 0 worksEnergyEngineering: 0.15× its world share, 18 worksEngineeringEnvironmental Science: 0.22× its world share, 8 worksEnvironmental ScienceMaterials Science: 0.31× its world share, 8 worksMaterials ScienceMathematics: 0.43× its world share, 4 worksMathematicsPhysics and Astronomy: 0.06× its world share, 1 worksPhysics and AstronomyDentistry: 10.86× its world share, 41 worksDentistryHealth Professions: 2.81× its world share, 58 worksHealth ProfessionsMedicine: 2.61× its world share, 390 worksMedicineNursing: 3.76× its world share, 14 worksNursingVeterinary: 0.49× its world share, 0 worksVeterinaryArts and Humanities: 0.16× its world share, 4 worksArts and HumanitiesBusiness, Management and Accounting: 0.19× its world share, 5 worksBusiness, Management…Decision Sciences: 0.26× its world share, 2 worksDecision SciencesEconomics, Econometrics and Finance: 0.45× its world share, 8 worksEconomics, Econometr…Psychology: 1.60× its world share, 38 worksPsychologySocial Sciences: 0.26× its world share, 25 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Dentistry, 10.9×. Every wedge is a field page.

Who are the top researchers at Tamil Nadu Dr. M.G.R. Medical University?

Ranked on the composite score, S Manikandan, Sudha Seshayyan and S. Valarmathi lead among researchers whose main affiliation is Tamil Nadu Dr. M.G.R. Medical University.

  1. 1 S Manikandan India · #570,862 worldwide 65 citations · 32 works
  2. 2 Sudha Seshayyan India · #1,496,719 worldwide 2 citations · 30 works
  3. 3 S. Valarmathi India · #1,603,075 worldwide 3 citations · 16 works
All ranked researchers at Tamil Nadu Dr. M.G.R. Medical University

Which keywords describe research at Tamil Nadu Dr. M.G.R. Medical University?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Epidemiology, Herbal Medicine, Quality of Life, Treatment, Inflammation, COVID-19, Vaccine and Global 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 2022–2025 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. Epidemiology97▲ 3.2×102 topics
  2. Quality of Life45▲ 4.0×36 topics
  3. Inflammation42▲ 2.6×61 topics
  4. Treatment39▲ 4.1×36 topics
  5. Herbal Medicine38▲ 17×9 topics
  6. COVID-1934▲ 3.2×16 topics
  7. Nanoparticles30▲ 3.1×18 topics
  8. Pandemic28▲ 3.3×8 topics
  9. Depression27▲ 3.9×18 topics
  10. Cardiovascular Disease26▲ 3.0×28 topics
  11. Risk Factors26▲ 3.0×26 topics
  12. Cancer24▲ 2.2×38 topics
  13. Vaccine23▲ 7.3×9 topics
  14. Global Burden23▲ 5.5×11 topics
  15. Antioxidant22▲ 4.2×34 topics
  16. Metabolic Syndrome20▲ 3.1×20 topics
  17. Clinical Trials19▲ 3.7×15 topics
  18. Health19▲ 6.0×4 topics
  19. Coronavirus18▲ 11×3 topics
  20. Social Impact18▲ 5.7×3 topics
  21. Antioxidant Activity18▲ 3.5×22 topics
  22. Insulin Resistance17▲ 4.8×9 topics
  23. Social Support16▲ 3.8×11 topics
  24. economic burden16▲ 57×1 topic
  25. Self-Efficacy16▲ 7.5×5 topics
  26. Pathogenesis15▲ 3.8×20 topics
  27. Medicinal Plants15▲ 4.7×13 topics
  28. Stress14▲ 5.0×7 topics
  29. Elderly14▲ 7.2×6 topics
  30. Prevention14▲ 4.3×13 topics
  31. Anti-inflammatory14▲ 6.4×23 topics
  32. Pharmacology14▲ 7.1×14 topics
  33. Regulatory Challenges12▲ 18×2 topics
  34. Psychological Factors12▲ 7.1×5 topics
  35. Adverse Reactions12▲ 26×3 topics
  36. Chronic Pain12▲ 6.8×5 topics
  37. Alternative Medicine11▲ 53×1 topic
  38. Complementary Medicine11▲ 53×1 topic
  39. Neuroprotective11▲ 9.6×8 topics
  40. Osteoarthritis11▲ 11×5 topics

Which research topics does Tamil Nadu Dr. M.G.R. Medical University publish most on?

By volume in 2022–2025: Diverse Scientific Research Studies, Complementary and Alternative Medicine Studies, Health and Well-being Studies and Child Nutrition and Water Access.

Diverse Scientific Resea…16Diverse Scientific Research Studies: 16 fractional worksComplementary and Alternative Medicine Studies: 11 fractional worksHealth and Well-being St…9Health and Well-being Studies: 9 fractional worksChild Nutrition and Wate…7Child Nutrition and Water Access: 7 fractional worksStroke Rehabilitation and Recovery: 7 fractional worksMusculoskeletal pain and rehabilitation: 7 fractional worksOral microbiology and pe…5Oral microbiology and periodontitis research: 5 fractional worksComputational Drug Discovery Methods: 5 fractional worksDental Health and Care Utilization: 5 fractional worksDental Radiography and Imaging: 5 fractional works
General Health ProfessionsComplementary and alternative medicineClinical PsychologyNutrition and Dietetics5 others

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

  1. 1 Diverse Scientific Research Studies General Health Professions 16 works
  2. 2 Complementary and Alternative Medicine Studies Complementary and alternative medicine 11 works
  3. 3 Health and Well-being Studies Clinical Psychology 9 works
  4. 4 Child Nutrition and Water Access Nutrition and Dietetics 7 works
  5. 5 Stroke Rehabilitation and Recovery Rehabilitation 7 works
  6. 6 Musculoskeletal pain and rehabilitation Pharmacology 7 works
  7. 7 Oral microbiology and periodontitis research Periodontics 5 works
  8. 8 Computational Drug Discovery Methods Computational Theory and Mathematics 5 works
  9. 9 Dental Health and Care Utilization Periodontics 5 works
  10. 10 Dental Radiography and Imaging Oral Surgery 5 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 available38.0%not open62.0%

World: 28% of research is openly available.

with international co-authors5.7%domestic only94.3%

World: 19% is written across borders.

How has Tamil Nadu Dr. M.G.R. Medical University's research output changed?

Output in 2018–2022 was 7% lower than in 2013–2017.

1990200020102020
grewheldshrank

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

Other research institutions in Chennai

All research institutions in Chennai

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners are in the interactive view on the map.