World's Best Scientists 2026 revealed!

D-Index & Metrics

Microbiology

D-Index
54
Citations
9710
World Ranking
3984
National Ranking
1544

Thomas A. Ficht 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 Thomas A. Ficht 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: 143 publications — 23rd percentile

23% of scientists in this discipline score the same or lower.

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

Thomas A. Ficht 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 Thomas A. Ficht 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

Thomas A. Ficht is affiliated with Texas A&M University in the United States. Their research focus lies primarily within biochemistry, genetics, and molecular biology, encompassing 24 published works in this broad field. Subfields of particular interest include molecular biology, small animals, immunology, epidemiology, and endocrinology.

The scientist's work addresses several key topics. These are:

  • Brucella: diagnosis, epidemiology, treatment
  • Immunotherapy and Immune Responses
  • Bacillus and Francisella bacterial research
  • Endoplasmic Reticulum Stress and Disease
  • Galectins and Cancer Biology
  • Bacteriophages and microbial interactions
  • Autophagy in Disease and Therapy

Thomas A. Ficht has contributed to multiple recent publications, including the following:

  • "If You're Not Confused, You're Not Paying Attention: Ochrobactrum Is Not Brucella" (2023), published in Journal of Clinical Microbiology
  • "Live attenuated bacterium limits cancer resistance to CAR-T therapy by remodeling the tumor microenvironment" (2022), published in Journal for ImmunoTherapy of Cancer
  • "Vaccine Candidate Brucella melitensis 16M ΔvjbR Is Safe in a Pregnant Sheep Model and Confers Protection" (2020), published in mSphere
  • "Brucella activates the host RIDD pathway to subvert BLOS1-directed immune defense" (2022), published in eLife
  • "The candidate vaccine strain Brucella ovisabcBA is protective against Brucella melitensis infection in mice" (2020), published in Microbiology and Immunology

The venues where Thomas A. Ficht frequently publishes include:

  • bioRxiv (Cold Spring Harbor Laboratory), with 4 publications
  • Cell Host & Microbe, with 2 publications
  • npj Vaccines, with 2 publications
  • Journal of Clinical Microbiology
  • Journal for ImmunoTherapy of Cancer

Collaborations form an integral part of their research output. Frequent coauthors include:

  • Paul de Figueiredo (15 collaborations)
  • Allison C. Rice-Ficht (11 collaborations)
  • Qing-Ming Qin (8 collaborations)
  • Jianxun Song (7 collaborations)
  • Sankar P. Chaki (7 collaborations)

Best Publications

  • Evolution of Host Adaptation in Salmonella Enterica

    Andreas J. Bäumler;Renée M. Tsolis;Thomas A. Ficht;L. Garry Adams

  • Pathogenesis and immunobiology of brucellosis: review of Brucella-host interactions.

    Paul de Figueiredo;Paul de Figueiredo;Paul de Figueiredo;Thomas A. Ficht;Allison Rice-Ficht;Carlos A. Rossetti

  • Contribution of Salmonella typhimurium virulence factors to diarrheal disease in calves.

    Renée M. Tsolis;L. Garry Adams;Thomas A. Ficht;Andreas J. Bäumler

  • Identification of Genes Required for Chronic Persistence of Brucella abortus in Mice

    Priscilla C. Hong;Renée M. Tsolis;Thomas A. Ficht

  • Polymeric particles in vaccine delivery

    Allison C Rice-Ficht;Angela M Arenas-Gamboa;Angela M Arenas-Gamboa;Melissa M Kahl-McDonagh;Thomas A Ficht

  • Identification of a putative Salmonella enterica serotype typhimurium host range factor with homology to IpaH and YopM by signature-tagged mutagenesis.

    Renée M. Tsolis;Stacy M. Townsend;Edward A. Miao;Samuel I. Miller

  • Transposon-derived Brucella abortus rough mutants are attenuated and exhibit reduced intracellular survival.

    Chris A. Allen;L. Garry Adams;Thomas A. Ficht

  • Of mice, calves, and men. Comparison of the mouse typhoid model with other Salmonella infections.

    Renee M Tsolis;R. A. Kingsley;S. M. Townsend;T. A. Ficht

  • Brucella-induced abortions and infection in bottlenose dolphins (Tursiops truncatus).

    Miller Wg;Adams Lg;Ficht Ta;Cheville Nf

  • Of Mice, Calves, and Men

    Renée M. Tsolis;Robert A. Kingsley;Stacy M. Townsend;Thomas A. Ficht

  • The spv genes on the Salmonella dublin virulence plasmid are required for severe enteritis and systemic infection in the natural host.

    S J Libby;L G Adams;T A Ficht;C Allen

  • Interruption of the cydB Locus in Brucella abortus Attenuates Intracellular Survival and Virulence in the Mouse Model of Infection

    Seema Endley;David McMurray;Thomas A. Ficht

  • Protein synthesis in Brucella abortus induced during macrophage infection.

    Jyhsiun Lin;T. A. Ficht

  • Pathogenesis of Brucella

    Laurie D. Smith;Thomas A. Ficht

  • Rapid and Sensitive Detection of Mycobacterium avium subsp. paratuberculosis in Bovine Milk and Feces by a Combination of Immunomagnetic Bead Separation-Conventional PCR and Real-Time PCR

    Sangeeta Khare;Thomas A. Ficht;Renato L. Santos;Juan Romano

  • Identification of a polymorphic nucleotide in oxyR specific for Mycobacterium bovis.

    S. Sreevatsan;P. Escalante;X. Pan;D. A. Gillies

  • Analysis of Ten Brucella Genomes Reveals Evidence for Horizontal Gene Transfer Despite a Preferred Intracellular Lifestyle

    Alice R. Wattam;Kelly P. Williams;Eric E. Snyder;Nalvo F. Almeida;Nalvo F. Almeida

  • Synergistic effect of mutations in invA and lpfC on the ability of Salmonella typhimurium to cause murine typhoid.

    Andreas J. Bäumler;Renée M. Tsolis;Peter J. Valentine;Thomas A. Ficht

  • DNA sequence and expression of the 36-kilodalton outer membrane protein gene of Brucella abortus.

    T A Ficht;S W Bearden;B A Sowa;L G Adams

  • The Brucella abortus Lon functions as a generalized stress response protease and is required for wild-type virulence in BALB/c mice

    Gregory T. Robertson;Michael E. Kovach;Chris A. Allen;Thomas A. Ficht

  • Intracellular survival of Brucella: defining the link with persistence.

    Thomas A. Ficht

Frequent Co-Authors

L. Garry Adams
L. Garry Adams Texas A&M University
Renée M. Tsolis
Renée M. Tsolis University of California, Davis
Andreas J. Bäumler
Andreas J. Bäumler University of California, Davis
Roger Smith
Roger Smith University of Newcastle Australia
James E. Samuel
James E. Samuel Texas A&M University
Robert A. Kingsley
Robert A. Kingsley University of East Anglia
David N. McMurray
David N. McMurray Texas A&M University
Renato L. Santos
Renato L. Santos Universidade Federal de Minas Gerais
C. Roy
C. Roy Centre national de la recherche scientifique, CNRS
João C. Setubal
João C. Setubal Universidade de São Paulo

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