World's Best Scientists 2026 revealed!

D-Index & Metrics

Microbiology

D-Index
66
Citations
17826
World Ranking
2367
National Ranking
203

John C. Fry 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 John C. Fry 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: 148 publications — 26th percentile

26% of scientists in this discipline score the same or lower.

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

John C. Fry 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 John C. Fry 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: 66 D-Index — 58th percentile

58% of scientists in this discipline score the same or lower.

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

Overview

John C. Fry is affiliated with Cardiff University in the United Kingdom. Their academic profile does not currently list specific recent publications, co-authors, or detailed main fields of study. There is no available information about frequent publication venues or book publications associated with their name.

The absence of detailed data regarding Fry's research topics, papers, and awards limits the ability to specify particular areas of investigation or scientific contributions. Their profile does confirm ongoing activity in academic research, and they have not been reported as deceased.

This lack of detailed bibliographic information suggests that either the record is incomplete or Fry's work may be distributed in sources not currently indexed in the provided data. Nevertheless, their association with Cardiff University indicates involvement in a scholarly environment that supports research and academic development.

Best Publications

  • Design and Evaluation of Useful Bacterium-Specific PCR Primers That Amplify Genes Coding for Bacterial 16S rRNA

    Julian R. Marchesi;Takuichi Sato;Andrew J. Weightman;Tracey A. Martin

  • Design and Evaluation of Useful Bacterium-Specific PCR Primers That Amplify Genes Coding for Bacterial 16S rRNA

    Unknown

  • At least 1 in 20 16S rRNA sequence records currently held in public repositories is estimated to contain substantial anomalies

    Kevin E Ashelford;Nadia Chuzhanova;John Christopher Fry;Antonia Jane Jones

  • DEEP BACTERIAL BIOSPHERE IN PACIFIC-OCEAN SEDIMENTS

    Ronald John Parkes;Barry Andrew Cragg;S. J. Bale;J. M. Getlifff

  • New screening software shows that most recent large 16S rRNA gene clone libraries contain chimeras.

    Kevin E. Ashelford;Nadia A. Chuzhanova;John C. Fry;Antonia J. Jones

  • Cultivation-dependent and -independent approaches for determining bacterial diversity in heavy-metal-contaminated soil.

    Richard John Ellis;Philip Morgan;Andrew John Weightman;John Christopher Fry

  • Deep sub-seafloor prokaryotes stimulated at interfaces over geological time

    Ronald John Parkes;Gordon Webster;Barry Andrew Cragg;Andrew John Weightman

  • 2 Direct Methods and Biomass Estimation

    John C. Fry

  • Elevated abundance of bacteriophage infecting bacteria in soil.

    Kevin E. Ashelford;Martin J. Day;John C. Fry

  • PRIMROSE: a computer program for generating and estimating the phylogenetic range of 16S rRNA oligonucleotide probes and primers in conjunction with the RDP‐II database

    Kevin E. Ashelford;Andrew J. Weightman;John C. Fry

  • Assessment of bacterial community structure in the deep sub-seafloor biosphere by 16S rDNA-based techniques: a cautionary tale

    Gordon Webster;Carole J. Newberry;John C. Fry;Andrew J. Weightman

  • Desulfovibrio profundus sp. nov., a Novel Barophilic Sulfate-Reducing Bacterium from Deep Sediment Layers in the Japan Sea

    S. J. Bale;K. Goodman;Paul A. Rochelle;Julian Roberto Marchesi

  • Prokaryotic biodiversity and activity in the deep subseafloor biosphere.

    John C. Fry;R. John Parkes;Barry A. Cragg;Andrew J. Weightman

  • Diversity of prokaryotes and methanogenesis in deep subsurface sediments from the Nankai Trough, Ocean Drilling Program Leg 190

    Carole J. Newberry;Gordon Webster;Barry A. Cragg;R. John Parkes

  • Methanogen and bacterial diversity and distribution in deep gas hydrate sediments from the Cascadia Margin as revealed by 16S rRNA molecular analysis

    Julian R. Marchesi;Andrew J. Weightman;Barry A. Cragg;R. John Parkes

  • DNA extraction for 16S rRNA gene analysis to determine genetic diversity in deep sediment communities

    Paul A. Rochelle;John C. Fry;R. John Parkes;Andrew J. Weightman

  • Prokaryotic community composition and biogeochemical processes in deep subseafloor sediments from the Peru Margin.

    Gordon Webster;R. John Parkes;Barry A. Cragg;Carole J. Newberry

  • Bacterial populations and processes in sediments containing gas hydrates (ODP Leg 146: Cascadia Margin)

    B.A. Cragg;R.J. Parkes;J.C. Fry;A.J. Weightman

  • Effect of sample handling on estimation of bacterial diversity in marine sediments by 16S rRNA gene sequence analysis

    Paul A. Rochelle;Barry A. Cragg;John C. Fry;R. John Parkes

  • Survival of Pseudomonas putida UWC1 containing cloned catabolic genes in a model activated-sludge unit.

    Nicholas C. McCLURE;Andrew J. Weightman;John C. Fry

  • New Degenerate Cytophaga-Flexibacter-Bacteroides-Specific 16S Ribosomal DNA-Targeted Oligonucleotide Probes Reveal High Bacterial Diversity in River Taff Epilithon

    Louise Anne O'Sullivan;Andrew John Weightman;John Christopher Fry

Frequent Co-Authors

Andrew J. Weightman
Andrew J. Weightman Cardiff University
Ronald John Parkes
Ronald John Parkes Cardiff University
Barry A. Cragg
Barry A. Cragg Cardiff University
Mark J. Bailey
Mark J. Bailey Natural Environment Research Council
Julian R. Marchesi
Julian R. Marchesi Imperial College London
James R. Maxwell
James R. Maxwell University of Bristol
Miriam Kastner
Miriam Kastner University of California, San Diego
Jens Kallmeyer
Jens Kallmeyer Helmholtz Centre Potsdam - GFZ German Research Centre for Geosciences
Fiona Brock
Fiona Brock Cranfield University
Christopher M. Thomas
Christopher M. Thomas University of Birmingham

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Related Online Degrees & Career Pathways

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Notably, there are accessible opportunities for non-traditional students as well. Many institutions offer college degrees for felons, opening doors for those with past challenges to pursue meaningful careers in the sciences.

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