World's Best Scientists 2026 revealed!

D-Index & Metrics

Microbiology

D-Index
45
Citations
7769
World Ranking
5014
National Ranking
6

Ivan Rychlik publication distribution in Microbiology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Microbiology in 2026. The highlighted bar marks where Ivan Rychlik sits on this spectrum.

55–64 publications: 8 scientists 65–74 publications: 29 scientists 75–84 publications: 55 scientists 85–94 publications: 112 scientists 95–104 publications: 137 scientists 105–114 publications: 190 scientists 115–124 publications: 235 scientists 125–134 publications: 234 scientists 135–144 publications: 288 scientists 145–154 publications: 264 scientists 155–164 publications: 264 scientists 165–174 publications: 253 scientists 175–184 publications: 276 scientists 185–194 publications: 190 scientists 195–204 publications: 233 scientists 205–214 publications: 207 scientists 215–224 publications: 198 scientists 225–234 publications: 155 scientists 235–244 publications: 161 scientists 245–254 publications: 160 scientists 255–264 publications: 146 scientists 265–274 publications: 139 scientists 275–284 publications: 148 scientists 285–294 publications: 115 scientists 295–304 publications: 96 scientists 305–314 publications: 88 scientists 315–324 publications: 106 scientists 325–334 publications: 65 scientists 335–344 publications: 76 scientists 345–354 publications: 64 scientists 355–364 publications: 62 scientists 365–374 publications: 65 scientists 375–384 publications: 61 scientists 385–394 publications: 34 scientists 395–404 publications: 44 scientists 405–414 publications: 36 scientists 415–424 publications: 35 scientists 425–434 publications: 29 scientists 435–444 publications: 33 scientists 445–454 publications: 34 scientists 455–464 publications: 25 scientists 465–474 publications: 26 scientists 475–484 publications: 20 scientists 485–494 publications: 19 scientists 495–504 publications: 16 scientists 505–514 publications: 17 scientists 515–524 publications: 23 scientists 525–534 publications: 14 scientists 535–544 publications: 14 scientists 545–554 publications: 18 scientists 555–564 publications: 12 scientists 565–574 publications: 7 scientists 575–584 publications: 9 scientists 585–594 publications: 9 scientists 595–604 publications: 9 scientists 605–614 publications: 7 scientists 615–624 publications: 9 scientists 625–634 publications: 7 scientists 635–644 publications: 4 scientists 645–654 publications: 5 scientists 655–664 publications: 6 scientists 665–674 publications: 7 scientists 675–678 publications: 3 scientists 679+ publications: 99 scientists
55 publications 679+

This scientist: 194 publications — 46th percentile

46% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 679 publications or more.

Ivan Rychlik D-index placement in Microbiology in 2026

The chart shows the D-index (discipline H-index) distribution of Microbiology scientists ranked by Research.com in 2026. The highlighted bar marks where Ivan Rychlik sits on this spectrum.

40 D-Index: 30 scientists 41 D-Index: 86 scientists 42 D-Index: 90 scientists 43 D-Index: 117 scientists 44 D-Index: 122 scientists 45 D-Index: 123 scientists 46 D-Index: 108 scientists 47 D-Index: 110 scientists 48 D-Index: 106 scientists 49 D-Index: 109 scientists 50 D-Index: 129 scientists 51 D-Index: 111 scientists 52 D-Index: 116 scientists 53 D-Index: 127 scientists 54 D-Index: 134 scientists 55 D-Index: 134 scientists 56 D-Index: 111 scientists 57 D-Index: 136 scientists 58 D-Index: 162 scientists 59 D-Index: 151 scientists 60 D-Index: 139 scientists 61 D-Index: 122 scientists 62 D-Index: 126 scientists 63 D-Index: 144 scientists 64 D-Index: 109 scientists 65 D-Index: 103 scientists 66 D-Index: 124 scientists 67 D-Index: 112 scientists 68 D-Index: 103 scientists 69 D-Index: 131 scientists 70 D-Index: 93 scientists 71 D-Index: 93 scientists 72 D-Index: 96 scientists 73 D-Index: 92 scientists 74 D-Index: 80 scientists 75 D-Index: 66 scientists 76 D-Index: 87 scientists 77 D-Index: 60 scientists 78 D-Index: 73 scientists 79 D-Index: 59 scientists 80 D-Index: 57 scientists 81 D-Index: 55 scientists 82 D-Index: 47 scientists 83 D-Index: 77 scientists 84 D-Index: 50 scientists 85 D-Index: 45 scientists 86 D-Index: 42 scientists 87 D-Index: 41 scientists 88 D-Index: 32 scientists 89 D-Index: 38 scientists 90 D-Index: 35 scientists 91 D-Index: 34 scientists 92 D-Index: 27 scientists 93 D-Index: 26 scientists 94 D-Index: 33 scientists 95 D-Index: 22 scientists 96 D-Index: 37 scientists 97 D-Index: 22 scientists 98 D-Index: 21 scientists 99 D-Index: 22 scientists 100 D-Index: 30 scientists 101 D-Index: 16 scientists 102 D-Index: 20 scientists 103 D-Index: 17 scientists 104 D-Index: 19 scientists 105 D-Index: 16 scientists 106 D-Index: 19 scientists 107 D-Index: 18 scientists 108 D-Index: 14 scientists 109 D-Index: 10 scientists 110 D-Index: 9 scientists 111 D-Index: 7 scientists 112 D-Index: 11 scientists 113 D-Index: 6 scientists 114 D-Index: 15 scientists 115 D-Index: 10 scientists 116 D-Index: 12 scientists 117 D-Index: 7 scientists 118 D-Index: 10 scientists 119 D-Index: 10 scientists 120 D-Index: 11 scientists 121 D-Index: 2 scientists 122 D-Index: 7 scientists 123 D-Index: 12 scientists 124 D-Index: 5 scientists 125 D-Index: 9 scientists 126 D-Index: 6 scientists 127+ D-Index: 95 scientists
40 D-Index 127+

This scientist: 45 D-Index — 10th percentile

10% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 127 D-Index or more.

Overview

Ivan Rychlik is affiliated with the Veterinary Research Institute in the Czech Republic. Their research primarily focuses on the composition, function, and dynamics of gut microbiota in animals, with a particular emphasis on poultry and swine. This work intersects with fields such as agricultural and biological sciences, biochemistry, genetics and molecular biology, and medicine.

The scientist has contributed extensively to topics that include:

  • Gut microbiota and health
  • Animal Nutrition and Physiology
  • Probiotics and Fermented Foods
  • Salmonella and Campylobacter epidemiology
  • Clostridium difficile and Clostridium perfringens research
  • Meat and Animal Product Quality
  • Genomics and Phylogenetic Studies

Ivan Rychlik's publication record reflects a strong focus on animal gut microbiota as well as bacterial pathogens and resistance mechanisms. Notable papers include:

  • Composition and Function of Chicken Gut Microbiota, 2020, published in Animals
  • Development of piglet gut microbiota at the time of weaning influences development of postweaning diarrhea - A field study, 2020, Research in Veterinary Science
  • The distribution of antibiotic resistance genes in chicken gut microbiota commensals, 2021, Scientific Reports
  • Gut microbiota composition before infection determines the Salmonella super- and low-shedder phenotypes in chicken, 2020, Microbial Biotechnology
  • Different Bacteroides Species Colonise Human and Chicken Intestinal Tract, 2020, Microorganisms

Their frequent coauthors include Daniela Karasová, Magdaléna Crhánová, Vladimír Babák, Marcela Faldynová, and Jiří Volf, indicating collaborations often centered on veterinary microbiology and infectious diseases.

Key publication venues where Ivan Rychlik's work appears frequently are:

  • Microorganisms
  • Poultry Science
  • Veterinary Research
  • Animals
  • Scientific Reports

The scientist's research encompasses multiple subfields such as molecular biology, food science, animal science and zoology, infectious diseases, and immunology. These subfields underscore a multidisciplinary approach to studying animal health from a microbiological and molecular perspective.

The range and focus of Ivan Rychlik's work contribute data on microbiota community composition, the impact of gut flora on disease outcomes, antimicrobial resistance, and pathogen-host interactions. This research supports a comprehensive understanding of animal physiology, disease control, and implications for food safety and quality.

Best Publications

  • Important Metabolic Pathways and Biological Processes Expressed by Chicken Cecal Microbiota

    Unknown

  • Composition and Function of Chicken Gut Microbiota

    Unknown

  • Immune Response of Chicken Gut to Natural Colonization by Gut Microflora and to Salmonella enterica Serovar Enteritidis Infection

    Unknown

  • Salmonella stress management and its relevance to behaviour during intestinal colonisation and infection.

    Ivan Rychlik;Paul A. Barrow

  • Distribution and function of plasmids in Salmonella enterica

    Unknown

  • Succession and Replacement of Bacterial Populations in the Caecum of Egg Laying Hens over Their Whole Life

    Unknown

  • Standardisation of restriction fragment length polymorphism analysis for Mycobacterium avium subspecies paratuberculosis

    Ivo Pavlik;Alica Horvathova;Lenka Dvorska;Jiri Bartl

  • Medium-chain fatty acids decrease colonization and invasion through hilA suppression shortly after infection of chickens with Salmonella enterica serovar Enteritidis.

    F. Van Immerseel;J. De Buck;F. Boyen;L. Bohez

  • Relationship between IS901 in the Mycobacterium avium Complex Strains Isolated from Birds, Animals, Humans, and the Environment and Virulence for Poultry

    Ivo Pavlik;Petra Svastova;Jiri Bartl;Lenka Dvorska

  • Vaccination and early protection against non-host-specific Salmonella serotypes in poultry: exploitation of innate immunity and microbial activity

    F. van Immerseel;U. Methner;I. Rychlik;B. Nagy

  • Whole genome sequencing and function prediction of 133 gut anaerobes isolated from chicken caecum in pure cultures.

    Matej Medvecky;Darina Cejkova;Ondrej Polansky;Daniela Karasova

  • Coated fatty acids alter virulence properties of Salmonella Typhimurium and decrease intestinal colonization of pigs

    F. Boyen;F. Haesebrouck;A. Vanparys;J. Volf

  • Contact with adult hen affects development of caecal microbiota in newly hatched chicks

    Unknown

  • Influence of the microbiota-gut-brain axis on behavior and welfare in farm animals: A review.

    Narjis Kraimi;Marian Dawkins;Sabine G. Gebhardt-Henrich;Philippe Velge

  • Composition of Gut Microbiota Influences Resistance of Newly Hatched Chickens to Salmonella Enteritidis Infection

    Karolina Varmuzova;Tereza Kubasova;Lenka Davidova-Gerzova;Frantisek Sisak

  • Influence of Salmonella enterica serovar Enteritidis infection on the composition of chicken cecal microbiota

    Unknown

  • Chicken faecal microbiota and disturbances induced by single or repeated therapy with tetracycline and streptomycin

    Unknown

  • Influence of the Gut Microbiota Composition on Campylobacter jejuni Colonization in Chickens

    Zifeng Han;Thomas Willer;Li Li;Colin Pielsticker

  • Intestinal colonisation-inhibition and virulence of Salmonella phoP, rpoS and ompC deletion mutants in chickens

    Ulrich Methner;P.A. Barrow;D. Gregorova;I. Rychlik

  • Gene expression in the chicken caecum in response to infections with non-typhoid Salmonella

    Unknown

  • Housing Systems Influence Gut Microbiota Composition of Sows but Not of Their Piglets

    Tereza Kubasova;Lenka Davidova-Gerzova;Elodie Merlot;Matej Medvecky

  • Cloning and Expression of the Haloalkane Dehalogenase Gene dhmA from Mycobacterium avium N85 and Preliminary Characterization of DhmA

    Andrea Jesenská;Milan Bartoš;Vladimíra Czerneková;Ivan Rychlík

  • Cloning, biochemical properties, and distribution of mycobacterial haloalkane dehalogenases.

    Andrea Jesenská;Martina Pavlová;Michal Strouhal;Radka Chaloupková

  • Cats as a Risk for Transmission of Antimicrobial Drug-resistant Salmonella

    Filip Van Immerseel;Frank Pasmans;Jeroen De Buck;Ivan Rychlik

  • aro Mutations in Salmonella enterica Cause Defects in Cell Wall and Outer Membrane Integrity

    Alena Sebkova;Daniela Karasova;Magdalena Crhanova;Eva Budinska

  • The presence of genes homologous to the K88 genes faeH and faeI on the virulence plasmid of Salmonella gallinarum

    I Rychlik;M.A Lovell;P.A Barrow

  • The local immune response of mice after Helicobacter suis infection: strain differences and distinction with Helicobacter pylori.

    Bram Flahou;Kim Van Deun;Frank Pasmans;Annemieke Smet

  • Salmonella Enteritidis with double deletion in phoP fliC―A potential live Salmonella vaccine candidate with novel characteristics for use in chickens

    Ulrich Methner;Paul A. Barrow;Angela Berndt;Ivan Rychlik

  • The mycotoxin deoxynivalenol promotes uptake of Salmonella Typhimurium in porcine macrophages, associated with ERK1/2 induced cytoskeleton reorganization

    Virginie Vandenbroucke;Siska Croubels;Elin Verbrugghe;Filip Boyen

  • Identification of Salmonella enterica serovar Typhimurium genes associated with growth suppression in stationary-phase nutrient broth cultures and in the chicken intestine.

    Ivan Rychlik;Gerald Martin;Ulrich Methner;Margaret Lovell

Frequent Co-Authors

Paul Barrow
Paul Barrow University of Surrey
Ivo Pavlik
Ivo Pavlik Mendel University Brno
Jiri Damborsky
Jiri Damborsky Masaryk University
Frank Pasmans
Frank Pasmans Ghent University
Freddy Haesebrouck
Freddy Haesebrouck Ghent University
Richard Ducatelle
Richard Ducatelle Ghent University
John Elmerdahl Olsen
John Elmerdahl Olsen University of Copenhagen
Axel Cloeckaert
Axel Cloeckaert INRAE : Institut national de recherche pour l'agriculture, l'alimentation et l'environnement
Bernd Kaspers
Bernd Kaspers Ludwig-Maximilians-Universität München
Helene Quesnel
Helene Quesnel INRAE : Institut national de recherche pour l'agriculture, l'alimentation et l'environnement

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