World's Best Scientists 2026 revealed!

D-Index & Metrics

Microbiology

D-Index
63
Citations
12158
World Ranking
2787
National Ranking
1111

Genetics

D-Index
62
Citations
11414
World Ranking
2999
National Ranking
1308

H. Steven Seifert 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 H. Steven Seifert 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: 156 publications — 29th percentile

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

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

H. Steven Seifert 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 H. Steven Seifert 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: 63 D-Index — 52nd percentile

52% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2007 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

H. Steven Seifert is affiliated with Northwestern University in the United States. Their research primarily focuses on immunology and microbiology, specifically in the fields of microbiology, molecular biology, infectious diseases, ecology, and immunology. The scientist's work spans topics such as bacterial infections and vaccines, reproductive tract infections research, bacteriophages and microbial interactions, SARS-CoV-2 and COVID-19 research, amoebic infections and treatments, machine learning in bioinformatics, and DNA and nucleic acid chemistry.

Notable recent publications include:

  • Discovery of a New Neisseria gonorrhoeae Type IV Pilus Assembly Factor, TfpC (2020), published in mBio
  • Altering the Neisseria gonorrhoeae pilE Guanine Quadruplex Loop Bases Affects Pilin Antigenic Variation (2020), published in Biochemistry
  • The Neisseria gonorrhoeae type IV pilus promotes resistance to hydrogen peroxide- and LL-37-mediated killing by modulating the availability of intracellular, labile iron (2022), published in PLoS Pathogens
  • Challenges and Controversies Concerning Neisseria gonorrhoeae-Neutrophil Interactions in Pathogenesis (2021), published in mBio
  • Development and implementation of a Type I-C CRISPR-based programmable repression system for Neisseria gonorrhoeae (2023), published in mBio

Seifert has frequently published in venues such as mBio, UNC Libraries, PLoS Pathogens, bioRxiv (Cold Spring Harbor Laboratory), and Biochemistry.

Frequent co-authors in their publications include Shaohui Yin, Linda I. Hu, Egon A. Ozer, Lee Sewell, and Saima Rehman. These collaborations indicate a network working on bacterial pathogenesis and molecular microbiology topics.

The scientist's research contributes to understanding bacterial mechanisms, particularly involving Neisseria gonorrhoeae, a significant human pathogen responsible for gonorrhea. Their work involves studying bacterial pilus assembly, antigenic variation, resistance mechanisms against host defenses, and innovative gene regulation techniques using CRISPR systems.

H. Steven Seifert was recognized as a Fellow of the American Association for the Advancement of Science (AAAS) in 2007, highlighting their involvement in the broader scientific community.

Best Publications

  • Gonorrhoea

    Unknown

  • Single pilus motor forces exceed 100 pN

    Berenike Maier;Laura Potter;Magdalene So;Hank S. Seifert

  • Neisseria gonorrhoeae host-adaptation and pathogenesis

    Sarah Jane Quillin;H Steven Seifert

  • Shuttle mutagenesis: a method of transposon mutagenesis for Saccharomyces cerevisiae

    H. S. Seifert;E. Y. Chen;M. So;F. Heffron

  • An alternative DNA structure is necessary for pilin antigenic variation in Neisseria gonorrhoeae

    Laty A. Cahoon;H. Steven Seifert

  • Processing-Independent CRISPR RNAs Limit Natural Transformation in Neisseria meningitidis

    Yan Zhang;Nadja Heidrich;Biju Joseph Ampattu;Carl W. Gunderson

  • A variable genetic island specific for Neisseria gonorrhoeae is involved in providing DNA for natural transformation and is found more often in disseminated infection isolates

    Joseph P. Dillard;H. Steven Seifert

  • Species-specific uptake of DNA by gonococci is mediated by a 10-base-pair sequence

    C Elkins;C E Thomas;H S Seifert;P F Sparling

  • Multiple gonococcal opacity proteins are expressed during experimental urethral infection in the male.

    A E Jerse;M S Cohen;P M Drown;L G Whicker

  • Differential roles of homologous recombination pathways in Neisseria gonorrhoeae pilin antigenic variation, DNA transformation and DNA repair.

    Ian J. Mehr;H. Steven Seifert

  • Escherichia coli RecX Inhibits RecA Recombinase and Coprotease Activities in Vitro and in Vivo

    Elizabeth A. Stohl;Joel P. Brockman;Kristin L. Burkle;Katsumi Morimatsu

  • DNA transformation leads to pilin antigenic variation in Neisseria gonorrhoeae.

    H. Steven Seifert;H. Steven Seifert;Richard S. Ajioka;Christian Marchal;Christian Marchal;P. Frederick Sparling

  • Multiple gonococcal pilin antigenic variants are produced during experimental human infections.

    H S Seifert;C J Wright;C J Wright;A E Jerse;M S Cohen

  • Characterization of the pilF-pilD pilus-assembly locus of Neisseria gonorrhoeae

    Nancy E. Freitag;H. Steven Seifert;Michael Koomey

  • Antigenic variation of gonococcal pilus involves assembly of separated silent gene segments.

    E. Segal;P. Hagblom;H. S. Seifert;M. So

  • A bacterial siren song: intimate interactions between Neisseria and neutrophils

    Alison K. Criss;H. Steven Seifert

  • Genetic mechanisms of bacterial antigenic variation.

    H S Seifert;M So

  • Questions about gonococcal pilus phase- and antigenic variation

    H. Steven Seifert

  • The frequency and rate of pilin antigenic variation in Neisseria gonorrhoeae

    Alison K. Criss;Kimberly A. Kline;H. Steven Seifert

  • A Homologue of the Recombination-Dependent Growth Gene, rdgC, Is Involved in Gonococcal Pilin Antigenic Variation

    Ian J. Mehr;Cynthia D. Long;Carla D. Serkin;H. Steven Seifert

  • The outer membrane localization of the Neisseria gonorrhoeae MsrA/B is involved in survival against reactive oxygen species

    Eric P. Skaar;Deborah M. Tobiason;J. Quick;Ralph C. Judd

Frequent Co-Authors

Eric P. Skaar
Eric P. Skaar Vanderbilt University Medical Center
Michael M. Cox
Michael M. Cox University of Wisconsin–Madison
William M. Shafer
William M. Shafer Emory University
Magdalene So
Magdalene So University of Arizona
Michael A. Apicella
Michael A. Apicella University of Iowa
P. Frederick Sparling
P. Frederick Sparling University of North Carolina at Chapel Hill
Erik J. Sontheimer
Erik J. Sontheimer University of Massachusetts Chan Medical School
John K. Davies
John K. Davies Monash University
Stephen C. Kowalczykowski
Stephen C. Kowalczykowski University of California, Davis
Jörg Vogel
Jörg Vogel University of Würzburg

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