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Animal Science and Veterinary
Switzerland
2026

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Animal Science and Veterinary 84 55 53 4 3 383 22026
Microbiology 85 893 799 25 24 384 22280

Joachim Frey publications per year

The chart shows the history of publications by Joachim Frey between 1977 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Joachim Frey published across 49 years, from 1977 to 2025, averaging 8.4 papers a year. Output peaked at 23 publications in 2003. 6 of the 413 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1977 to 2025. Vertical axis: number of publications, 0 to 23. Peak 23 publications in 2003. 1977: 1 publication 1978: 0 publications 1979: 1 publication 1980: 0 publications 1981: 2 publications 1982: 0 publications 1983: 1 publication 1984: 1 publication 1985: 5 publications 1986: 2 publications 1987: 1 publication 1988: 5 publications 1989: 3 publications 1990: 3 publications 1991: 6 publications 1992: 5 publications 1993: 4 publications 1994: 6 publications 1995: 13 publications 1996: 8 publications 1997: 6 publications 1998: 12 publications 1999: 13 publications 2000: 15 publications 2001: 12 publications 2002: 18 publications 2003: 23 publications 2004: 12 publications 2005: 13 publications 2006: 17 publications 2007: 14 publications 2008: 21 publications 2009: 18 publications 2010: 11 publications 2011: 14 publications 2012: 12 publications 2013: 19 publications 2014: 7 publications 2015: 22 publications 2016: 10 publications 2017: 13 publications 2018: 10 publications 2019: 10 publications 2020: 3 publications 2021: 5 publications 2022: 6 publications 2023: 4 publications 2024: 3 publications 2025: 3 publications
1977 2025

413 publications in total across all disciplines

View publications per year as a table
Joachim Frey: publications per year, 1977 to 2025
Year Publications
1977 1
1978 0
1979 1
1980 0
1981 2
1982 0
1983 1
1984 1
1985 5
1986 2
1987 1
1988 5
1989 3
1990 3
1991 6
1992 5
1993 4
1994 6
1995 13
1996 8
1997 6
1998 12
1999 13
2000 15
2001 12
2002 18
2003 23
2004 12
2005 13
2006 17
2007 14
2008 21
2009 18
2010 11
2011 14
2012 12
2013 19
2014 7
2015 22
2016 10
2017 13
2018 10
2019 10
2020 3
2021 5
2022 6
2023 4
2024 3
2025 3
Total 413
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Joachim Frey publication distribution in Animal Science and Veterinary in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Animal Science and Veterinary in 2026. The highlighted bar marks where Joachim Frey sits on this spectrum.

No. of scientists
25 50 75 100
Bar chart with 84 bars. Horizontal axis: publications, 29–33 to 442+. Vertical axis: number of scientists, 0 to 109. Most scientists, 109, have 119–123 publications. The last bar groups every scientist with 442 publications or more. The highlighted bar, 379–383 publications, is where this scientist sits. 29–33 publications: 1 scientist 34–38 publications: 6 scientists 39–43 publications: 17 scientists 44–48 publications: 23 scientists 49–53 publications: 28 scientists 54–58 publications: 44 scientists 59–63 publications: 66 scientists 64–68 publications: 75 scientists 69–73 publications: 71 scientists 74–78 publications: 85 scientists 79–83 publications: 108 scientists 84–88 publications: 105 scientists 89–93 publications: 84 scientists 94–98 publications: 103 scientists 99–103 publications: 97 scientists 104–108 publications: 95 scientists 109–113 publications: 89 scientists 114–118 publications: 88 scientists 119–123 publications: 109 scientists 124–128 publications: 93 scientists 129–133 publications: 89 scientists 134–138 publications: 95 scientists 139–143 publications: 92 scientists 144–148 publications: 80 scientists 149–153 publications: 75 scientists 154–158 publications: 74 scientists 159–163 publications: 67 scientists 164–168 publications: 53 scientists 169–173 publications: 62 scientists 174–178 publications: 63 scientists 179–183 publications: 50 scientists 184–188 publications: 55 scientists 189–193 publications: 50 scientists 194–198 publications: 27 scientists 199–203 publications: 44 scientists 204–208 publications: 31 scientists 209–213 publications: 28 scientists 214–218 publications: 38 scientists 219–223 publications: 33 scientists 224–228 publications: 36 scientists 229–233 publications: 29 scientists 234–238 publications: 35 scientists 239–243 publications: 23 scientists 244–248 publications: 24 scientists 249–253 publications: 29 scientists 254–258 publications: 28 scientists 259–263 publications: 21 scientists 264–268 publications: 25 scientists 269–273 publications: 11 scientists 274–278 publications: 18 scientists 279–283 publications: 13 scientists 284–288 publications: 18 scientists 289–293 publications: 10 scientists 294–298 publications: 12 scientists 299–303 publications: 11 scientists 304–308 publications: 15 scientists 309–313 publications: 14 scientists 314–318 publications: 14 scientists 319–323 publications: 8 scientists 324–328 publications: 8 scientists 329–333 publications: 13 scientists 334–338 publications: 14 scientists 339–343 publications: 13 scientists 344–348 publications: 10 scientists 349–353 publications: 11 scientists 354–358 publications: 5 scientists 359–363 publications: 8 scientists 364–368 publications: 8 scientists 369–373 publications: 6 scientists 374–378 publications: 7 scientists 379–383 publications: 8 scientists 384–388 publications: 3 scientists 389–393 publications: 4 scientists 394–398 publications: 5 scientists 399–403 publications: 8 scientists 404–408 publications: 5 scientists 409–413 publications: 4 scientists 414–418 publications: 3 scientists 419–423 publications: 8 scientists 424–428 publications: 5 scientists 429–433 publications: 3 scientists 434–438 publications: 5 scientists 439–441 publications: 5 scientists 442+ publications: 99 scientists
29–33 publications 442+

This scientist: 383 publications — 95th percentile

95% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 442 publications or more.

View publications distribution as a table
Number of Animal Science and Veterinary scientists by publication count, Research.com 2026 ranking edition. Based on 3,155 ranked scientists.
Publications Scientists This scientist
29–33 1
34–38 6
39–43 17
44–48 23
49–53 28
54–58 44
59–63 66
64–68 75
69–73 71
74–78 85
79–83 108
84–88 105
89–93 84
94–98 103
99–103 97
104–108 95
109–113 89
114–118 88
119–123 109
124–128 93
129–133 89
134–138 95
139–143 92
144–148 80
149–153 75
154–158 74
159–163 67
164–168 53
169–173 62
174–178 63
179–183 50
184–188 55
189–193 50
194–198 27
199–203 44
204–208 31
209–213 28
214–218 38
219–223 33
224–228 36
229–233 29
234–238 35
239–243 23
244–248 24
249–253 29
254–258 28
259–263 21
264–268 25
269–273 11
274–278 18
279–283 13
284–288 18
289–293 10
294–298 12
299–303 11
304–308 15
309–313 14
314–318 14
319–323 8
324–328 8
329–333 13
334–338 14
339–343 13
344–348 10
349–353 11
354–358 5
359–363 8
364–368 8
369–373 6
374–378 7
379–383 8 383
384–388 3
389–393 4
394–398 5
399–403 8
404–408 5
409–413 4
414–418 3
419–423 8
424–428 5
429–433 3
434–438 5
439–441 5
442+ 99
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Joachim Frey D-index placement in Animal Science and Veterinary in 2026

The chart shows the D-index (discipline H-index) distribution of Animal Science and Veterinary scientists ranked by Research.com in 2026. The highlighted bar marks where Joachim Frey sits on this spectrum.

No. of scientists
50 100 150
Bar chart with 58 bars. Horizontal axis: D-Index, 20 to 77+. Vertical axis: number of scientists, 0 to 158. Most scientists, 158, have 31 D-Index. The last bar groups every scientist with 77 D-Index or more. The highlighted bar, 77+ D-Index, is where this scientist sits. 20 D-Index: 5 scientists 21 D-Index: 22 scientists 22 D-Index: 31 scientists 23 D-Index: 44 scientists 24 D-Index: 53 scientists 25 D-Index: 66 scientists 26 D-Index: 80 scientists 27 D-Index: 101 scientists 28 D-Index: 106 scientists 29 D-Index: 116 scientists 30 D-Index: 154 scientists 31 D-Index: 158 scientists 32 D-Index: 143 scientists 33 D-Index: 137 scientists 34 D-Index: 126 scientists 35 D-Index: 134 scientists 36 D-Index: 112 scientists 37 D-Index: 115 scientists 38 D-Index: 105 scientists 39 D-Index: 111 scientists 40 D-Index: 107 scientists 41 D-Index: 87 scientists 42 D-Index: 74 scientists 43 D-Index: 62 scientists 44 D-Index: 61 scientists 45 D-Index: 41 scientists 46 D-Index: 51 scientists 47 D-Index: 43 scientists 48 D-Index: 28 scientists 49 D-Index: 47 scientists 50 D-Index: 40 scientists 51 D-Index: 34 scientists 52 D-Index: 33 scientists 53 D-Index: 43 scientists 54 D-Index: 16 scientists 55 D-Index: 32 scientists 56 D-Index: 21 scientists 57 D-Index: 18 scientists 58 D-Index: 28 scientists 59 D-Index: 33 scientists 60 D-Index: 17 scientists 61 D-Index: 21 scientists 62 D-Index: 18 scientists 63 D-Index: 21 scientists 64 D-Index: 9 scientists 65 D-Index: 20 scientists 66 D-Index: 11 scientists 67 D-Index: 16 scientists 68 D-Index: 12 scientists 69 D-Index: 17 scientists 70 D-Index: 13 scientists 71 D-Index: 15 scientists 72 D-Index: 11 scientists 73 D-Index: 11 scientists 74 D-Index: 14 scientists 75 D-Index: 5 scientists 76 D-Index: 6 scientists 77+ D-Index: 100 scientists
20 D-Index 77+

This scientist: 84 D-Index — 98th percentile

98% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 77 D-Index or more.

View D-Index distribution as a table
Number of Animal Science and Veterinary scientists by D-index, Research.com 2026 ranking edition. Based on 3,155 ranked scientists.
D-Index Scientists This scientist
20 5
21 22
22 31
23 44
24 53
25 66
26 80
27 101
28 106
29 116
30 154
31 158
32 143
33 137
34 126
35 134
36 112
37 115
38 105
39 111
40 107
41 87
42 74
43 62
44 61
45 41
46 51
47 43
48 28
49 47
50 40
51 34
52 33
53 43
54 16
55 32
56 21
57 18
58 28
59 33
60 17
61 21
62 18
63 21
64 9
65 20
66 11
67 16
68 12
69 17
70 13
71 15
72 11
73 11
74 14
75 5
76 6
77+ 100 84
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Research.com Recognitions

  • 2026 - Research.com Animal Science and Veterinary in Switzerland Leader Award
  • 2025 - Research.com Animal Science and Veterinary in Switzerland Leader Award
  • 2023 - Research.com Animal Science and Veterinary in Switzerland Leader Award

Overview

Joachim Frey is affiliated with the University of Bern in Switzerland and specializes in Immunology and Microbiology with a focus on several interconnected fields. Their research output spans key disciplines including Microbiology, Ecology, Food Science, Immunology, and Pulmonary and Respiratory Medicine.

The scientist's recent publications cover a range of topics pivotal to microbial disease research and food safety. These papers include:

  • Emergence and global spread of Listeria monocytogenes main clinical clonal complex, 2021, published in Science Advances
  • A concept for international societally relevant microbiology education and microbiology knowledge promulgation in society, 2024, published in Microbial Biotechnology
  • Galactocerebroside biosynthesis pathways of Mycoplasma species: an antigen triggering Guillain-Barré-Stohl syndrome, 2021, published in Microbial Biotechnology
  • Quinolone Resistance in Gallibacterium anatis Determined by Mutations in Quinolone Resistance-Determining Region, 2023, published in Antibiotics
  • Proposal of a subtype of serovar 4, K4b:O3, of Actinobacillus pleuropneumoniae based on serological and genotypic analysis, 2021, published in Veterinary Microbiology

Their work also addresses topics critical to microbial infections and disease research, with particular emphasis on aquaculture disease management and microbiota, bacteriophages and microbial interactions, infection control and ventilation, as well as the epidemiology of pathogens such as Listeria monocytogenes, Salmonella, and Campylobacter. Additional research interests include aerosol filtration and electrostatic precipitation.

Frequent publication venues for their work have included:

  • Microbial Biotechnology
  • Veterinary Microbiology
  • Science Advances
  • Antibiotics
  • bioRxiv (Cold Spring Harbor Laboratory)

Collaboration is an important aspect of their research, with multiple frequent co-authors contributing to their body of work. These collaborators include H. Burtscher, Barbara Rothen-Rutishauser, Alexandra Moura, Noémie Lefrancq, and Thierry Wirth, reflecting interdisciplinary and multifaceted teamwork.

Best Publications

  • Specific-purpose plasmid cloning vectors. II. Broad host range, high copy number, RSF1010-derived vectors, and a host-vector system for gene cloning in Pseudomonas.

    M. Bagdasarian;R. Lurz;B. Rückert;F.C.H. Franklin

  • Interposon mutagenesis of soil and water bacteria: a family of DNA fragments designed for in vitro insertional mutagenesis of Gram-negative bacteria

    Unknown

  • Microarray-Based Detection of 90 Antibiotic Resistance Genes of Gram-Positive Bacteria

    Vincent Perreten;Lorianne Vorlet-Fawer;Peter Slickers;Ralf Ehricht

  • Proposal of a new serovar of Actinobacillus pleuropneumoniae: serovar 15.

    P. J. Blackall;H. L. B. M. Klaasen;H. van den Bosch;Peter Kuhnert

  • Virulence in Actinobacillus pleuropneumoniae and RTX toxins

    Joachim Frey

  • Characterization of apxIVA, a new RTX determinant of Actinobacillus pleuropneumoniae.

    Alain Schaller;Rolf Kuhn;Peter Kuhnert;Jacques Nicolet

  • PCR Detection of Virulence Genes in Yersinia enterocolitica and Yersinia pseudotuberculosis and Investigation of Virulence Gene Distribution

    P. Thoerner;C. I. Bin Kingombe;K. Bögli-Stuber;B. Bissig-Choisat

  • Disseminated and sustained HIV infection in CD34+ cord blood cell-transplanted Rag2-/-gamma c-/- mice.

    Stefan Baenziger;Roxane Tussiwand;Erika Schlaepfer;Luca Mazzucchelli

  • Prevalence of β2-Toxigenic Clostridium perfringens in Horses with Intestinal Disorders

    Cornelia Herholz;Raymond Miserez;Jacques Nicolet;Joachim Frey

  • Target genes for virulence assessment of Escherichia coli isolates from water, food and the environment

    Peter Kuhnert;Patrick Boerlin;Joachim Frey

  • Identification and detection of Actinobacillus pleuropneumoniae by PCR based on the gene apxIVA.

    Alain Schaller;Steven P Djordjevic;Graeme J Eamens;Wendy A Forbes

  • Phylogeny of the family Pasteurellaceae based on rpoB sequences.

    Bożena Korczak;Henrik Christensen;Stefan Emler;Joachim Frey

  • Phylogenetic positions of Clostridium chauvoei and Clostridium septicum based on 16S rRNA gene sequences.

    Peter Kuhnert;Selja E. Capaul;Jacques Nicolet;Joachim Frey

  • A Metabolic Enzyme as a Primary Virulence Factor of Mycoplasma mycoides subsp. mycoides Small Colony

    Paola Pilo;Edy M. Vilei;Ernst Peterhans;Laetitia Bonvin-Klotz

  • Detection of Mycoplasma hyopneumoniae by Air Sampling with a Nested PCR Assay

    Katharina D. C. Stärk;Jacques Nicolet;Joachim Frey

  • Actinobacillus pleuropneumoniae RTX-toxins: uniform designation of haemolysins, cytolysins, pleurotoxin and their genes.

    J. Frey;J. T. Bosse;Y.-F. Chang;J. M. Cullen

  • Novel identification and differentiation of Brucella melitensis, B. abortus, B. suis, B. ovis, B. canis, and B. neotomae suitable for both conventional and real-time PCR systems

    Višnja Hinić;I. Brodard;A. Thomann;Željko Cvetnić

  • Bovine Staphylococcus aureus: association of virulence genes, genotypes and clinical outcome

    Christine Fournier;Peter Kuhnert;Joachim Frey;Raymond François Miserez

  • Species identification of Mycoplasma bovis and Mycoplasma agalactiae based on the uvrC genes by PCR.

    S Subramaniam;D Bergonier;F Poumarat;S Capaul

  • Glycerol Metabolism Is Important for Cytotoxicity of Mycoplasma pneumoniae

    Claudine Hames;Sven Halbedel;Michael Hoppert;Joachim Frey

  • Identification of Campylobacter jejuni on the basis of a species-specific gene that encodes a membrane protein.

    U Stucki;J Frey;J Nicolet;A P Burnens

  • Anti-carbohydrate antibodies for the detection of anthrax spores.

    Marco Tamborrini;Daniel B. Werz;Joachim Frey;Gerd Pluschke

  • Antimicrobial growth promoter ban and resistance to macrolides and vancomycin in enterococci from pigs.

    P. Boerlin;A. Wissing;Frank Møller Aarestrup;J. Frey

  • Evidence for a Type III Secretion System in Aeromonas salmonicida subsp. salmonicida

    Sarah E. Burr;Katja Stuber;Thomas Wahli;Joachim Frey

  • Genetic and biochemical characterization of glycerol uptake in mycoplasma mycoides subsp. mycoides SC: its impact on H(2)O(2) production and virulence.

    Edy M. Vilei;Joachim Frey

  • Biological safety concepts of genetically modified live bacterial vaccines.

    Joachim Frey

  • RTX toxins in Pasteurellaceae.

    Joachim Frey;Peter Kuhnert

  • Regular ArticleSpecies identification ofMycoplasma bovisandMycoplasma agalactiaebased on theuvrC genes by PCR

    S Subramaniam;D Bergonier;F Poumarat;S Capaul

Frequent Co-Authors

Jacques Nicolet
Jacques Nicolet University of Bern
Peter Kuhnert
Peter Kuhnert University of Bern
Vincent Perreten
Vincent Perreten University of Bern
Thomas Wahli
Thomas Wahli University of Bern
Patrick Boerlin
Patrick Boerlin University of Guelph
Steven P. Djordjevic
Steven P. Djordjevic University of Technology Sydney
Konrad Sachse
Konrad Sachse Friedrich Schiller University Jena
Michel R. Popoff
Michel R. Popoff Institut Pasteur
Gerd Pluschke
Gerd Pluschke Swiss Tropical and Public Health Institute
Henrik Christensen
Henrik Christensen University of Copenhagen

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These varied pathways demonstrate how complementary online degrees can enrich careers in Animal Science and Veterinary fields, offering flexibility and specialized skills in a rapidly evolving job market.

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