World's Best Scientists 2026 revealed!

D-Index & Metrics

Microbiology

D-Index
46
Citations
7883
World Ranking
4911
National Ranking
1899

Brian D. Johnston 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 Brian D. Johnston 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: 111 publications — 8th percentile

8% of scientists in this discipline score the same or lower.

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

Brian D. Johnston 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 Brian D. Johnston 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: 46 D-Index — 12th percentile

12% of scientists in this discipline score the same or lower.

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

Overview

Brian D. Johnston is affiliated with the University of Minnesota in the United States. Their research primarily spans the fields of Biochemistry, Genetics and Molecular Biology, and Medicine, with significant contributions in several subfields including Molecular Medicine, Endocrinology, Pharmacology, Clinical Biochemistry, and Epidemiology.

The main topics covered in Brian D. Johnston's work revolve around antibiotic resistance in bacteria, with focused investigations into Escherichia coli research studies, antibiotics pharmacokinetics and efficacy, bacterial identification and susceptibility testing, Enterobacteriaceae and Cronobacter research, bacteriophages and microbial interactions, as well as pharmaceutical and antibiotic environmental impacts.

Notable recent publications include:

  • In Silico Genotyping of Escherichia coli Isolates for Extraintestinal Virulence Genes by Use of Whole-Genome Sequencing Data, 2020, Journal of Clinical Microbiology
  • Activity of Cefiderocol, Ceftazidime-Avibactam, and Eravacycline against Carbapenem-Resistant Escherichia coli Isolates from the United States and International Sites in Relation to Clonal Background, Resistance Genes, Coresistance, and Region, 2020, Antimicrobial Agents and Chemotherapy
  • Global molecular epidemiology of carbapenem-resistant Escherichia coli (2002-2017), 2021, European Journal of Clinical Microbiology & Infectious Diseases
  • Bacteriophage Cocktail and Microcin-Producing Probiotic Escherichia coli Protect Mice Against Gut Colonization With Multidrug-Resistant Escherichia coli Sequence Type 131, 2022, Frontiers in Microbiology
  • Activity of Imipenem-Relebactam against Carbapenem-Resistant Escherichia coli Isolates from the United States in Relation to Clonal Background, Resistance Genes, Coresistance, and Region, 2020, Antimicrobial Agents and Chemotherapy

Brian D. Johnston frequently collaborates with the following researchers:

  • James R. Johnson
  • Paul Thuras
  • Stephen B. Porter
  • Connie Clabots
  • Mariana Castanheira

Common venues for their publications include:

  • Antimicrobial Agents and Chemotherapy
  • European Journal of Clinical Microbiology & Infectious Diseases
  • Diagnostic Microbiology and Infectious Disease
  • Microbiology Resource Announcements
  • Journal of Clinical Microbiology

Best Publications

  • Escherichia coli Sequence Type ST131 as the Major Cause of Serious Multidrug-Resistant E. coli Infections in the United States

    James R. Johnson;Brian Johnston;Connie Clabots;Michael A. Kuskowski

  • The Epidemic of Extended-Spectrum-β-Lactamase-Producing Escherichia coli ST131 Is Driven by a Single Highly Pathogenic Subclone, H30-Rx

    Lance B. Price;Lance B. Price;James R. Johnson;Maliha Aziz;Maliha Aziz;Connie Clabots

  • Epidemic Clonal Groups of Escherichia coli as a Cause of Antimicrobial-Resistant Urinary Tract Infections in Canada, 2002 to 2004

    James R. Johnson;James R. Johnson;Megan Menard;Megan Menard;Brian Johnston;Brian Johnston;Michael A. Kuskowski;Michael A. Kuskowski

  • In Silico Genotyping of Escherichia coli Isolates for Extraintestinal Virulence Genes by Use of Whole-Genome Sequencing Data.

    Anna Maria Malberg Tetzschner;James R. Johnson;James R. Johnson;Brian D. Johnston;Ole Lund

  • Antimicrobial drug-resistant Escherichia coli from humans and poultry products, Minnesota and Wisconsin, 2002-2004.

    James R. Johnson;Mark R. Sannes;Cynthia Croy;Brian Johnston

  • Abrupt Emergence of a Single Dominant Multidrug-Resistant Strain of Escherichia coli

    James R Johnson;Veronika Tchesnokova;Brian D Johnston;Connie Clabots

  • Extended-Spectrum β-Lactamase–Producing Escherichia coli From Retail Chicken Meat and Humans: Comparison of Strains, Plasmids, Resistance Genes, and Virulence Factors

    Jan A. J. W. Kluytmans;Ilse T. M. A. Overdevest;Ina Willemsen;Marjolein F. Q. Kluytmans-van den Bergh

  • Sepsis From the Gut: The Enteric Habitat of Bacteria That Cause Late-Onset Neonatal Bloodstream Infections

    Mike A. Carl;I. Malick Ndao;A. Cody Springman;Shannon D. Manning

  • Molecular Epidemiology and Phylogenetic Distribution of the Escherichia coli pks Genomic Island

    James R Johnson;Brian D Johnston;Michael A Kuskowski;Michael A Kuskowski;Jean Philippe Nougayrede;Jean Philippe Nougayrede

  • Escherichia coli Sequence Type 131 (ST131) Subclone H30 as an Emergent Multidrug-Resistant Pathogen Among US Veterans

    Aylin Colpan;Brian Johnston;Brian Johnston;Stephen Porter;Connie Clabots

  • Zoonotic Potential of Escherichia coli Isolates from Retail Chicken Meat Products and Eggs

    Natalie M. Mitchell;James R Johnson;Brian D Johnston;Roy Curtiss

  • Escherichia coli sequence type 131 is a dominant, antimicrobial-resistant clonal group associated with healthcare and elderly hosts.

    Ritu Banerjee;Brian D Johnston;Christine Lohse;Stephen B. Porter

  • Molecular epidemiological analysis of Escherichia coli sequence type ST131 (O25: H4) and bla CTX-M-15among extended-spectrum-β- lactamase-producing E. coli from the United States, 2000 to 2009

    James R. Johnson;James R. Johnson;Carl Urban;Carl Urban;Scott J. Weissman;James H. Jorgensen

  • Rapid and specific detection, molecular epidemiology, and experimental virulence of the O16 subgroup within Escherichia coli sequence type 131

    James R. Johnson;Olivier Clermont;Olivier Clermont;Brian Johnston;Brian Johnston;Connie Clabots

  • Sharing of Escherichia coli Sequence Type ST131 and Other Multidrug-Resistant and Urovirulent E. coli Strains among Dogs and Cats within a Household

    James R. Johnson;Sybille Miller;Brian Johnston;Connie Clabots

  • Molecular Epidemiology of Escherichia coli Sequence Type 131 and Its H30 and H30-Rx Subclones among Extended-Spectrum-β-Lactamase-Positive and -Negative E. coli Clinical Isolates from the Chicago Region, 2007 to 2010

    Ritu Banerjee;Ari Robicsek;Michael A. Kuskowski;Stephen Porter

  • Prevalence and Characteristics of the Epidemic Multiresistant Escherichia coli ST131 Clonal Group among Extended-Spectrum Beta-Lactamase-Producing E. coli Isolates in Copenhagen, Denmark

    Bente Olesen;Dennis S. Hansen;Frida Nilsson;Jakob Frimodt-Møller

  • Comparison of Escherichia coli ST131 Pulsotypes, by Epidemiologic Traits, 1967–2009

    James R. Johnson;Marie-Hélène Nicolas-Chanoine;Chitrita DebRoy;Mariana Castanheira

  • Vitamin A therapy for children with respiratory syncytial virus infection: a multicenter trial in the United States.

    J. S. Bresee;M. Fischer;S. F. Dowell;B. D. Johnston

  • Four Main Virotypes among Extended-Spectrum β-Lactamase-Producing Isolates of Escherichia coli O25b:H4-B2-ST131: Bacterial, Epidemiological, and Clinical Characteristics

    Jorge Blanco;Azucena Mora;Rosalia Mamani;Cecilia López

  • Enteroaggregative Escherichia coli O78:H10, the Cause of an Outbreak of Urinary Tract Infection

    Bente Olesen;Flemming Scheutz;Rebecca L. Andersen;Megan Menard

  • The Clonal Distribution and Diversity of Extraintestinal Escherichia coli Isolates Vary According to Patient Characteristics

    Ritu Banerjee;Brian Johnston;Christine Lohse;Sujay Chattopadhyay

  • Sequence types and antimicrobial susceptibility of invasive streptococcus pneumoniae isolates from a region with high antibiotic selective pressure and suboptimal vaccine coverage.

    Rajendra Prasad Janapatla;Mei H. Hsu;Jia F. Du;Yu Chia Hsieh

Frequent Co-Authors

James R. Johnson
James R. Johnson University of Minnesota
Connie Clabots
Connie Clabots VA Midwest Health Care Network
Michael A. Kuskowski
Michael A. Kuskowski University of Minnesota
Paul Thuras
Paul Thuras University of Minnesota
Evgeni V. Sokurenko
Evgeni V. Sokurenko University of Washington
Lance B. Price
Lance B. Price George Washington University
Stephen Porter
Stephen Porter University of British Columbia
Marie-Hélène Nicolas-Chanoine
Marie-Hélène Nicolas-Chanoine Université Paris Cité
Mariana Castanheira
Mariana Castanheira JMI Laboratories
Darren J. Trott
Darren J. Trott University of Adelaide

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