World's Best Scientists 2026 revealed!

D-Index & Metrics

Microbiology

D-Index
54
Citations
11769
World Ranking
3933
National Ranking
1530

Richard E. Isaacson 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 Richard E. Isaacson 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: 141 publications — 22nd percentile

22% of scientists in this discipline score the same or lower.

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

Richard E. Isaacson 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 Richard E. Isaacson 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: 54 D-Index — 29th percentile

29% of scientists in this discipline score the same or lower.

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

Overview

Richard E. Isaacson is affiliated with the University of Minnesota in the United States and focuses on research primarily within the field of Medicine, with notable contributions across several subfields including Physiology, Neurology, Psychiatry and Mental Health, Microbiology, and Small Animals.

Isaacson's work spans multiple interconnected topics, reflecting a research interest in both human and veterinary contexts. The main topics covered in their publications include:

  • Alzheimer's disease research and treatments
  • Neuroinflammation and Neurodegeneration Mechanisms
  • Dementia and Cognitive Impairment Research
  • Microbial infections and disease research
  • Gut microbiota and health
  • Reproductive tract infections research
  • Veterinary medicine and infectious diseases

Isaacson has authored papers published in a variety of scientific venues, each associated with specific domains of study. Frequent publication venues include:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • Alzheimer s & Dementia
  • Microorganisms
  • Frontiers in Veterinary Science
  • Veterinary Microbiology

Among the recent scientific contributions by Isaacson are the following papers:

  • Relationships among Fecal, Air, Oral, and Tracheal Microbial Communities in Pigs in a Respiratory Infection Disease Model, 2021, Microorganisms
  • Biomarker Discovery in Alzheimer's and Neurodegenerative Diseases using Nucleic Acid-Linked Immuno-Sandwich Assay, 2024, bioRxiv (Cold Spring Harbor Laboratory)
  • Biomarker discovery in Alzheimer's and neurodegenerative diseases using Nucleic Acid Linked Immuno-Sandwich Assay, 2025, Alzheimer s & Dementia
  • Oral Vaccination Reduces the Effects of Lawsonia intracellularis Challenge on the Swine Small and Large Intestine Microbiome, 2021, Frontiers in Veterinary Science
  • Comparison of relative expressions of genes involved in iron acquisition and regulation in fluoroquinolone-resistant and wild-type Campylobacter jejuni, 2020, Veterinary Microbiology

Isaacson works collaboratively with a group of frequent coauthors, indicating active scientific partnerships. These coauthors include:

  • Andréa Lessa Benedet
  • Guglielmo Di Molfetta
  • Ilaria Pola
  • Federica Anastasi
  • Aida Fernández-Lebrero

Best Publications

  • Deciphering Diversity Indices for a Better Understanding of Microbial Communities.

    Bo Ra Kim;Jiwon Shin;Robin B. Guevarra;Jun Hyung Lee

  • In vitro and in vivo uptake of azithromycin (CP-62,993) by phagocytic cells: possible mechanism of delivery and release at sites of infection.

    R P Gladue;G M Bright;R E Isaacson;M F Newborg

  • The Lung Microbiome in Moderate and Severe Chronic Obstructive Pulmonary Disease

    Alexa A. Pragman;Hyeun Bum Kim;Cavan S. Reilly;Christine Wendt

  • Modulations of the Chicken Cecal Microbiome and Metagenome in Response to Anticoccidial and Growth Promoter Treatment

    Jessica L. Danzeisen;Hyeun Bum Kim;Richard E. Isaacson;Zheng Jin Tu

  • Piglet gut microbial shifts early in life: causes and effects.

    Robin B. Guevarra;Jun Hyung Lee;Sun Hee Lee;Min Jae Seok

  • Proteinaceous bacterial adhesins and their receptors

    Garth W. Jones;Richard E. Isaacson

  • The intestinal microbiome of the pig

    Richard Isaacson;Hyeun Bum Kim

  • Longitudinal investigation of the age-related bacterial diversity in the feces of commercial pigs.

    Hyeun Bum Kim;Klaudyna Borewicz;Bryan A. White;Randall S. Singer

  • Animal Enterotoxigenic Escherichia coli.

    J. Daniel Dubreuil;Richard E. Isaacson;Dieter M. Schifferli

  • The pig gut microbial diversity: Understanding the pig gut microbial ecology through the next generation high throughput sequencing.

    Hyeun Bum Kim;Richard E. Isaacson

  • Microbial shifts in the swine distal gut in response to the treatment with antimicrobial growth promoter, tylosin

    Hyeun Bum Kim;Klaudyna Borewicz;Bryan A. White;Randall S. Singer

  • The dynamics of the piglet gut microbiome during the weaning transition in association with health and nutrition

    Robin B. Guevarra;Sang Hyun Hong;Jin Ho Cho;Bo Ra Kim

  • Immunization of suckling pigs against enterotoxigenic Escherichia coli-induced diarrheal disease by vaccinating dams with purified 987 or K99 pili: protection correlates with pilus homology of vaccine and challenge.

    R L Morgan;R E Isaacson;H W Moon;C C Brinton

  • Subregional neuroanatomical change as a biomarker for Alzheimer's disease

    Dominic Holland;James B. Brewer;Donald J. Hagler;Christine Fennema-Notestine

  • Colonization of porcine intestine by enterotoxigenic Escherichia coli: selection of piliated forms in vivo, adhesion of piliated forms to epithelial cells in vitro, and incidence of a pilus antigen among porcine enteropathogenic E. coli.

    B Nagy;H W Moon;R E Isaacson

  • Immunization of calves against enterotoxigenic colibacillosis by vaccinating dams with purified K99 antigen and whole cell bacterins.

    S D Acres;R E Isaacson;L A Babiuk;R A Kapitany

  • In vitro adhesion of Escherichia coli to porcine small intestinal epithelial cells: pili as adhesive factors.

    R E Isaacson;P C Fusco;C C Brinton;H W Moon

  • K99 surface antigen of Escherichia coli: purification and partial characterization.

    R E Isaacson

  • Effect of transportation and feed withdrawal on shedding of Salmonella typhimurium among experimentally infected pigs.

    Richard E. Isaacson;Lawrence D. Firkins;Ronald M. Weigel;Federico A. Zuckermann

  • Type 1 fimbriae of Salmonella enterica serovar Typhimurium bind to enterocytes and contribute to colonization of swine in vivo.

    Carrie Althouse;Sheila Patterson;Paula Fedorka-Cray;Richard E. Isaacson;Richard E. Isaacson

  • Occurrence of K99 antigen on Escherichia coli isolated from pigs and colonization of pig ileum by K99+ enterotoxigenic E. coli from calves and pigs.

    H W Moon;B Nagy;R E Isaacson;I Orskov

Frequent Co-Authors

Randall S. Singer
Randall S. Singer University of Minnesota
Cavan S. Reilly
Cavan S. Reilly University of Minnesota
Bryan A. White
Bryan A. White University of Illinois at Urbana-Champaign
Timothy J. Johnson
Timothy J. Johnson University of Minnesota
Srinand Sreevatsan
Srinand Sreevatsan Michigan State University
Arnold S. Monto
Arnold S. Monto University of Michigan–Ann Arbor
Paula J. Fedorka-Cray
Paula J. Fedorka-Cray North Carolina State University
Federico A. Zuckermann
Federico A. Zuckermann University of Illinois at Urbana-Champaign
Minho Song
Minho Song Chungnam National University
Peter R. Davies
Peter R. Davies University of Minnesota

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