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Topic · Parasitology

Leptospirosis research and findings

Leptospirosis research and findings is a research topic within Parasitology. Science Explorer counts 11k research works in it since 1950. 10.1% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on the zoonotic disease leptospirosis, caused by the bacterium Leptospira. It covers various aspects including molecular genetics, pathogenicity, epidemiology, diagnosis, virulence, vaccine development, and host immune response. The papers also discuss the global impact and public health importance of leptospirosis.

  • Leptospira
  • Zoonotic Disease
  • Global Morbidity
  • Molecular Genetics
  • Pathogenicity
  • Epidemiology
  • Diagnosis
  • Virulence
  • Vaccine Development
  • Host Immune Response
Research works
11k
fractional, since 1950
In the world top 10%
1.1k
per year above
Top-10% rate
10.1%
share of its works in the world top 10%
Growth, 2018-21 → 2022-25
+2%
the tick is no change
Largest producer
Brazil
27% of the 10 largest, 2022-now
Leptospirosis research and findings

Which countries lead Leptospirosis research and findings research?

By volume, Brazil and India publish the most (364 and 246 works in 2022-now).

By volume, 2022-now

  1. 1 Brazil 364 works
  2. 2 India 246 works
  3. 3 United States 226 works
  4. 4 Indonesia 136 works
  5. 5 China 95 works
  6. 6 France 65 works
  7. 7 United Kingdom 52 works
  8. 8 Malaysia 51 works
  9. 9 Iran 51 works
  10. 10 Türkiye 43 works

How concentrated that is

The same countries as shares of everything the list above accounts for. A node where two countries do two thirds of the work and one spread evenly across twelve read alike as a ranking and not at all alike here.

Brazil: 27.4%India: 18.5%United States: 17.0%Indonesia: 10.2%6 others listed: 26.9%27%largest
Brazil364 · 27.4%India246 · 18.5%United States226 · 17.0%Indonesia136 · 10.2%6 others listed357 · 26.9%

Shares of the rows listed above, not of the whole node.

Which institutions lead Leptospirosis research and findings research?

By volume in 2022-now, Universidade de São Paulo publishes the most Leptospirosis research and findings research, followed by Institut Pasteur and Fundação Oswaldo Cruz.

Who are the leading researchers in Leptospirosis research and findings?

The most-cited researchers publishing on Leptospirosis research and findings include Didier Raoult, Alberto Mantovani and Ziad Ahmed Memish.

  1. 1 Didier Raoult France 232k citations
  2. 2 Alberto Mantovani Italy 224k citations
  3. 3 Ziad Ahmed Memish Saudi Arabia 224k citations
  4. 4 Nelson Alvis‐Guzmán Colombia 216k citations
  5. 5 Ronald Klein United States 214k citations
  6. 6 Benn K. D. Sartorius South Africa 208k citations
  7. 7 Vivekanand Jha India 180k citations
  8. 8 Ruedi Aebersold Switzerland 176k citations

Ranked by citations received across their whole record, among researchers with at least three works on this topic.

What are the most cited papers in Leptospirosis research and findings?

The most cited paper in Leptospirosis research and findings is "Leptospirosis: a zoonotic disease of global importance" (Ajay Bharti, Jarlath E. Nally, Jessica N. Ricaldi et al., 2003), with 2,492 citations. Next come "Leptospirosis" (2,384) and "Leptospira and leptospirosis" (2,335).

Most cited papers
#PaperReleasedCitations
1 Leptospirosis: a zoonotic disease of global importance Ajay Bharti, Jarlath E. Nally, Jessica N. Ricaldi et al. · The Lancet Infectious Diseases Dec 2003 2,492
2 Leptospirosis Paul N. Levett · Clinical Microbiology Reviews Open access Apr 2001 2,384
3 Leptospira and leptospirosis Ben Adler, Alejandro de la Peña Moctezuma · Veterinary Microbiology 14 Mar 2009 2,335
4 Global Morbidity and Mortality of Leptospirosis: A Systematic Review Federico Costa, José E. Hagan, Juan Ignácio Calcagno et al. · PLoS neglected tropical diseases ReviewOpen access 17 Sep 2015 2,027
5 Global Epidemiology of Campylobacter Infection Nadeem O. Kaakoush, Natalia Castaño‐Rodríguez, Hazel M. Mitchell et al. · Clinical Microbiology Reviews Open access 10 Jun 2015 1,561
All 100 most cited papers, with filters and sorting

Where is Leptospirosis research and findings research done?

The largest centres of Leptospirosis research and findings research in 2022-now are São Paulo (Brazil), Rio de Janeiro (Brazil), Paris (France) and Chennai (India).

Largest cities, 2022-now

  1. 1 São PauloBrazil 79 works
  2. 2 Rio de JaneiroBrazil 32 works
  3. 3 ParisFrance 30 works
  4. 4 ChennaiIndia 26 works
  5. 5 JakartaIndonesia 26 works
  6. 6 BangkokThailand 23 works
  7. 7 SemarangIndonesia 21 works
  8. 8 TehranIran 16 works
  9. 9 LondonUnited Kingdom 16 works
  10. 10 NiteróiBrazil 16 works
See Leptospirosis research and findings on the map

Where is the best place to study Leptospirosis research and findings?

Among universities, judged by research, Universidade Federal Fluminense, Universidade de São Paulo and Yale University score highest, combining citation excellence, specialisation, size, growth and international reach. Research strength is one signal when choosing where to study; it does not measure teaching.

0%10%20%30%mean 11.51%fractional works in this field (log) →share of work in the world top 10% →Universidade Federal…Universidade de São …Yale UniversityMahidol University
above the meannear itbelow it

One dot per university in the first ten of the table below, at the default weights. The upper left is the interesting corner: small places doing unusually strong work.

Citation excellenceshare of its work in the world top 10%, 2022-now and all time averaged
40%
Specialisationhow much of its work is in this field, counted up to 10× the world share
10%
Sizeits output in this field, on a log scale
30%
Growthoutput growth, counted from -20% to +20%
10%
Internationalshare of its work with a co-author abroad
10%
Each slider sets a weight; the share it gets of the score is beside it.
#UniversityScoreTop 10%SpecialisationWorksGrowth
1Universidade Federal FluminenseBrazil 72.724.1%17.5×16 -38.3%
2Universidade de São PauloBrazil 72.320.3%5.7×22 -28.0%
3Yale UniversityUnited States 53.115.5%4.2×9 +4.2%
4Mahidol UniversityThailand 47.414.8%9.6×9 -31.2%
5Universiti Sains MalaysiaMalaysia 45.114.0%7.6×9 -10.7%
6Universidade Federal de PelotasBrazil 44.37.1%30.7×15 -33.3%
7Manipal Academy of Higher EducationIndia 39.85.9%7.8×11 +22.8%
8All India Institute of Medical SciencesIndia 38.65.7%5.7×12 +14.6%
9Universiti Putra MalaysiaMalaysia 37.97.7%8.1×8 -66.6%
10Sokoine University of AgricultureTanzania 35.80.0%76.9×9 +217.7%

Universities only. The score blends citation excellence (40%), size (30%), specialisation (10%), growth (10%), international reach (10%), 2022-now; growth compares 2018-21 with 2022-25 and counts up to +20%, since a jump from a small base is mostly noise.

Every institution in Leptospirosis research and findings, country by country

Is Leptospirosis research and findings research growing?

Output in 2022-2025 was 2% higher than in 2018-2021, peaking in 2020. The fastest-growing topics are Leptospirosis research and findings.

still counting19801990200020102020
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 Leptospirosis research and findings as a percentage of every work published that year, 0.0089% in 2024.

still counting0.010%0.020%Leptospirosis research and findings0.0085% in 202519801990200020102020

Fractional works of Leptospirosis research and findings 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.

still counting5%10%15%Leptospirosis research and findings10.2% in 2025200020102020

Of each year's works in it, the share that reached the world's 10% most cited for their field and year. A field is the world for its own topics, so there is no other line to hold it against.

Which topics inside it are moving

Growth and decline on one axis around a shared zero. Two lists side by side hide the thing that matters: whether the growth dwarfs the decline, or the other way round.

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