World's Best Scientists 2026 revealed!

D-Index & Metrics

Microbiology

D-Index
55
Citations
8590
World Ranking
3881
National Ranking
345

David A. McDowell 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 David A. McDowell 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: 176 publications — 39th percentile

39% of scientists in this discipline score the same or lower.

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

David A. McDowell 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 David A. McDowell 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: 55 D-Index — 32nd percentile

32% of scientists in this discipline score the same or lower.

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

Overview

What is he best known for?

The fields of study he is best known for:

  • Bacteria
  • Gene
  • DNA

His primary areas of investigation include Microbiology, Escherichia coli, Food science, Antibiotic resistance and Bacteria. His work on Pathogen as part of general Microbiology study is frequently linked to Strain, bridging the gap between disciplines. His research integrates issues of Feces, Food microbiology and Virulence in his study of Escherichia coli.

His Feces research incorporates elements of Serotype and Animal science. His Food science research incorporates themes from Resuscitation, Campylobacter, Enterobacteriaceae and Agar. His work deals with themes such as Antimicrobial and Methicillin-resistant Staphylococcus aureus, Staphylococcus aureus, which intersect with Antibiotic resistance.

His most cited work include:

  • Food safety knowledge of consumers and the microbiological and temperature status of their refrigerators. (209 citations)
  • The epidemiology of antibiotic resistance in Campylobacter. (165 citations)
  • The survival characteristics of a non-toxigenic strain of Escherichia coli O157:H7. (157 citations)

What are the main themes of his work throughout his whole career to date?

David A. McDowell focuses on Microbiology, Food science, Bacteria, Escherichia coli and Listeria monocytogenes. His studies deal with areas such as Enterobacteriaceae, Salmonella, Agar and Virulence as well as Microbiology. His Virulence research includes themes of Serotype and Intimin.

His Food science study integrates concerns from other disciplines, such as Inoculation and Pathogen. In his papers, David A. McDowell integrates diverse fields, such as Bacteria and Strain. His Escherichia coli research integrates issues from Immunomagnetic separation, Feces, Food microbiology and Pulsed-field gel electrophoresis.

He most often published in these fields:

  • Microbiology (51.52%)
  • Food science (32.83%)
  • Bacteria (22.73%)

What were the highlights of his more recent work (between 2011-2018)?

  • Microbiology (51.52%)
  • Serotype (8.59%)
  • Food science (32.83%)

In recent papers he was focusing on the following fields of study:

David A. McDowell mainly investigates Microbiology, Serotype, Food science, Virulence and Antibiotic resistance. His study in Microbiology is interdisciplinary in nature, drawing from both Campylobacter coli, Non o157, Veterinary medicine, Escherichia coli and Shiga toxin producing. His Serotype study combines topics in areas such as Listeria monocytogenes, Surveillance data, Gene and Salmonella.

His Salmonella research includes elements of Pathogen and Agar. His studies in Food science integrate themes in fields like Poultry preparation, Campylobacter, Yersinia enterocolitica and Lactic acid. His Antibiotic resistance study incorporates themes from Ampicillin and Multiple drug resistance, Drug resistance.

Between 2011 and 2018, his most popular works were:

  • Effect of photocatalysis on the transfer of antibiotic resistance genes in urban wastewater (67 citations)
  • Tracking verocytotoxigenic Escherichia coli O157, O26, O111, O103 and O145 in Irish cattle. (57 citations)
  • Effect of different modified atmospheric packaging (MAP) gaseous combinations on Campylobacter and the shelf-life of chilled poultry fillets (52 citations)

In his most recent research, the most cited papers focused on:

  • Bacteria
  • Gene
  • DNA

His primary areas of study are Microbiology, Antibiotic resistance, Serotype, Food science and Virulence. His work in Microbiology covers topics such as Escherichia coli which are related to areas like Antibiotics. In Antibiotic resistance, he works on issues like Ampicillin, which are connected to Yersiniosis, Listeria monocytogenes and Vancomycin.

His study on Serotype also encompasses disciplines like

  • Drug resistance that connect with fields like Salmonella and Phage typing,
  • Multiple drug resistance that intertwine with fields like Shiga toxin, STX2 and Virology. His Food science research is multidisciplinary, incorporating perspectives in Campylobacter and Lactic acid. His study explores the link between Virulence and topics such as Pulsed-field gel electrophoresis that cross with problems in Feces, VTEC and Immunomagnetic separation.

Best Publications

  • Food safety knowledge of consumers and the microbiological and temperature status of their refrigerators.

    J. Kennedy;V. Jackson;I. S. Blair;D. A. McDOWELL

  • The epidemiology of antibiotic resistance in Campylobacter.

    John E. Moore;Mary D. Barton;Iain S. Blair;Deborah Corcoran

  • Environmental Stress and Antibiotic Resistance in Food-Related Pathogens

    M. Ann S. McMahon;Jiru Xu;John E. Moore;Ian S. Blair

  • Antibiotic resistance among Listeria, including Listeria monocytogenes, in retail foods

    D. Walsh;G. Duffy;J.J. Sheridan;I.S. Blair

  • The survival characteristics of a non-toxigenic strain of Escherichia coli O157:H7

    D J Bolton;C M Byrne;J J Sheridan;D A McDowell

  • The incidence of significant foodborne pathogens in domestic refrigerators

    V. Jackson;I.S. Blair;D.A. McDowell;J. Kennedy

  • The relationship between hide cleanliness and bacterial numbers on beef carcasses at a commercial abattoir

    J.M. McEvoy;A.M. Doherty;M. Finnerty;J.J. Sheridan

  • The prevalence and spread of Escherichia coli O157:H7 at a commercial beef abattoir

    J.M. McEvoy;A.M. Doherty;J.J. Sheridan;F.M. Thomson-Carter

  • Studies to determine the critical control points in pork slaughter hazard analysis and critical control point systems.

    R.A. Pearce;D.J. Bolton;J.J. Sheridan;D.A. McDowell

  • Role of Branched-Chain Fatty Acids in pH Stress Tolerance in Listeria monocytogenes

    Efstathios S. Giotis;David A. McDowell;Ian S. Blair;Brian J. Wilkinson

  • Washing and chilling as critical control points in pork slaughter hazard analysis and critical control point (HACCP) systems

    D.J. Bolton;R.A. Pearce;J.J. Sheridan;I.S. Blair

  • Prevalence and numbers of Escherichia coli O157:H7 in minced beef and beef burgers from butcher shops and supermarkets in the Republic of Ireland

    C Cagney;H Crowley;G Duffy;J.J Sheridan

  • Real-time PCR for quantitative meat species testing

    Jason Sawyer;Clare Wood;Della Shanahan;Sally Gout

  • The prevalence of Salmonella spp. in bovine faecal, rumen and carcass samples at a commercial abattoir

    J.M. McEvoy;A.M. Doherty;J.J. Sheridan;I.S. Blair

  • Microbial contamination on beef in relation to hygiene assessment based on criteria used in EU Decision 2001/471/EC

    J.M. McEvoy;J.J. Sheridan;I.S. Blair;D.A. McDowell

  • Serotypes and virulence profiles of non-O157 Shiga toxin-producing Escherichia coli isolates from bovine farms.

    Áine Monaghan;Brian Byrne;Séamus Fanning;Torres Sweeney

  • Prevalence and level of Escherichia coli O157 on beef trimmings, carcasses and boned head meat at a beef slaughter plant

    E. Carney;S.B. O’Brien;J.J. Sheridan;D.A. McDowell

  • Effect of photocatalysis on the transfer of antibiotic resistance genes in urban wastewater

    P. S. M. Dunlop;Marco Ciavola;Luigi Rizzo;D. A. Mcdowell

  • The effects of preslaughter washing on the reduction of Escherichia coli O157:H7 transfer from cattle hides to carcasses during slaughter.

    C. M. Byrne;D. J. Bolton;J. J. Sheridan;D. A. McDowell

  • The incidence and antibiotic resistance profiles of Salmonella spp. on Irish retail meat products

    G Duffy;O.M Cloak;M.G O'Sullivan;A Guillet

Frequent Co-Authors

Ian S. Blair
Ian S. Blair United Arab Emirates University
James J. Sheridan
James J. Sheridan Teagasc - The Irish Agriculture and Food Development Authority
John E. Moore
John E. Moore Belfast City Hospital
Séamus Fanning
Séamus Fanning University College Dublin
Davide Mariotti
Davide Mariotti University of Ulster
Brian J. Wilkinson
Brian J. Wilkinson Illinois State University
Torres Sweeney
Torres Sweeney University College Dublin
Michael M. Tunney
Michael M. Tunney Queen's University Belfast
Stephen J. O'Brien
Stephen J. O'Brien Nova Southeastern University
Nigel K. Arden
Nigel K. Arden University of Oxford

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