World's Best Scientists 2026 revealed!

D-Index & Metrics

Biology and Biochemistry

D-Index
46
Citations
7062
World Ranking
18981
National Ranking
560

Philip M. Giffard publication distribution in Biology and Biochemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Biology and Biochemistry in 2026. The highlighted bar marks where Philip M. Giffard sits on this spectrum.

47–56 publications: 8 scientists 57–66 publications: 35 scientists 67–76 publications: 106 scientists 77–86 publications: 231 scientists 87–96 publications: 414 scientists 97–106 publications: 546 scientists 107–116 publications: 704 scientists 117–126 publications: 849 scientists 127–136 publications: 980 scientists 137–146 publications: 942 scientists 147–156 publications: 969 scientists 157–166 publications: 950 scientists 167–176 publications: 951 scientists 177–186 publications: 915 scientists 187–196 publications: 787 scientists 197–206 publications: 841 scientists 207–216 publications: 735 scientists 217–226 publications: 709 scientists 227–236 publications: 651 scientists 237–246 publications: 605 scientists 247–256 publications: 510 scientists 257–266 publications: 524 scientists 267–276 publications: 434 scientists 277–286 publications: 418 scientists 287–296 publications: 350 scientists 297–306 publications: 363 scientists 307–316 publications: 315 scientists 317–326 publications: 296 scientists 327–336 publications: 261 scientists 337–346 publications: 240 scientists 347–356 publications: 219 scientists 357–366 publications: 197 scientists 367–376 publications: 154 scientists 377–386 publications: 161 scientists 387–396 publications: 155 scientists 397–406 publications: 145 scientists 407–416 publications: 124 scientists 417–426 publications: 112 scientists 427–436 publications: 132 scientists 437–446 publications: 116 scientists 447–456 publications: 99 scientists 457–466 publications: 81 scientists 467–476 publications: 91 scientists 477–486 publications: 80 scientists 487–496 publications: 80 scientists 497–506 publications: 60 scientists 507–516 publications: 36 scientists 517–526 publications: 46 scientists 527–536 publications: 54 scientists 537–546 publications: 44 scientists 547–556 publications: 43 scientists 557–566 publications: 43 scientists 567–576 publications: 42 scientists 577–586 publications: 25 scientists 587–596 publications: 34 scientists 597–606 publications: 23 scientists 607–616 publications: 33 scientists 617–626 publications: 31 scientists 627–636 publications: 27 scientists 637–646 publications: 25 scientists 647–656 publications: 28 scientists 657–666 publications: 34 scientists 667–676 publications: 18 scientists 677–686 publications: 16 scientists 687–696 publications: 10 scientists 697–706 publications: 12 scientists 707–716 publications: 21 scientists 717–726 publications: 12 scientists 727–736 publications: 12 scientists 737–746 publications: 10 scientists 747–756 publications: 7 scientists 757–766 publications: 13 scientists 767–776 publications: 15 scientists 777–786 publications: 13 scientists 787–796 publications: 9 scientists 797–806 publications: 9 scientists 807–816 publications: 7 scientists 817–826 publications: 4 scientists 827–836 publications: 9 scientists 837–846 publications: 7 scientists 847–856 publications: 3 scientists 857–866 publications: 5 scientists 867–876 publications: 5 scientists 877–886 publications: 11 scientists 887–896 publications: 3 scientists 897–906 publications: 4 scientists 907–916 publications: 7 scientists 917–926 publications: 5 scientists 927–936 publications: 6 scientists 937–946 publications: 6 scientists 947–956 publications: 3 scientists 957–966 publications: 7 scientists 967–976 publications: 2 scientists 977–986 publications: 2 scientists 987–996 publications: 1 scientists 997–1,006 publications: 5 scientists 1,007–1,016 publications: 2 scientists 1,017–1,026 publications: 2 scientists 1,027 publications: 1 scientists 1,028+ publications: 100 scientists
47 publications 1,028+

This scientist: 152 publications — 27th percentile

27% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,028 publications or more.

Philip M. Giffard D-index placement in Biology and Biochemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Biology and Biochemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Philip M. Giffard sits on this spectrum.

40–41 D-Index: 80 scientists 42–43 D-Index: 183 scientists 44–45 D-Index: 317 scientists 46–47 D-Index: 504 scientists 48–49 D-Index: 718 scientists 50–51 D-Index: 900 scientists 52–53 D-Index: 1,026 scientists 54–55 D-Index: 1,150 scientists 56–57 D-Index: 1,236 scientists 58–59 D-Index: 1,253 scientists 60–61 D-Index: 1,163 scientists 62–63 D-Index: 1,131 scientists 64–65 D-Index: 1,032 scientists 66–67 D-Index: 897 scientists 68–69 D-Index: 814 scientists 70–71 D-Index: 715 scientists 72–73 D-Index: 709 scientists 74–75 D-Index: 596 scientists 76–77 D-Index: 512 scientists 78–79 D-Index: 473 scientists 80–81 D-Index: 412 scientists 82–83 D-Index: 373 scientists 84–85 D-Index: 358 scientists 86–87 D-Index: 285 scientists 88–89 D-Index: 273 scientists 90–91 D-Index: 227 scientists 92–93 D-Index: 208 scientists 94–95 D-Index: 193 scientists 96–97 D-Index: 153 scientists 98–99 D-Index: 157 scientists 100–101 D-Index: 148 scientists 102–103 D-Index: 120 scientists 104–105 D-Index: 113 scientists 106–107 D-Index: 100 scientists 108–109 D-Index: 86 scientists 110–111 D-Index: 67 scientists 112–113 D-Index: 72 scientists 114–115 D-Index: 73 scientists 116–117 D-Index: 64 scientists 118–119 D-Index: 53 scientists 120–121 D-Index: 60 scientists 122–123 D-Index: 54 scientists 124–125 D-Index: 43 scientists 126–127 D-Index: 38 scientists 128–129 D-Index: 49 scientists 130–131 D-Index: 26 scientists 132–133 D-Index: 18 scientists 134–135 D-Index: 23 scientists 136–137 D-Index: 32 scientists 138–139 D-Index: 32 scientists 140–141 D-Index: 27 scientists 142–143 D-Index: 19 scientists 144–145 D-Index: 22 scientists 146–147 D-Index: 12 scientists 148–149 D-Index: 16 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 10 scientists 154–155 D-Index: 13 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 9 scientists 162–163 D-Index: 13 scientists 164–165 D-Index: 4 scientists 166 D-Index: 4 scientists 167+ D-Index: 98 scientists
40 D-Index 167+

This scientist: 46 D-Index — 4th percentile

4% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 167 D-Index or more.

Overview

Philip M. Giffard is affiliated with Charles Darwin University in Australia and has contributed extensively to research in medicine, biochemistry, genetics, and molecular biology, focusing primarily on infectious diseases and public health.

Their recent research publications cover a range of topics related to bacterial infections, antimicrobial resistance, and molecular epidemiology. Notable papers include:

  • Evaluating the role of asymptomatic throat carriage of Streptococcus pyogenes in impetigo transmission in remote Aboriginal communities in Northern Territory, Australia: a retrospective genomic analysis (2023, The Lancet Microbe)
  • Inter-species gene flow drives ongoing evolution of Streptococcus pyogenes and Streptococcus dysgalactiae subsp. equisimilis (2024, Nature Communications)
  • Host-dependent resistance of Group A Streptococcus to sulfamethoxazole mediated by a horizontally-acquired reduced folate transporter (2022, Nature Communications)
  • Clinical and Molecular Epidemiology of an Emerging Panton-Valentine Leukocidin-Positive ST5 Methicillin-Resistant Staphylococcus aureus Clone in Northern Australia (2021, mSphere)
  • Overlapping Streptococcus pyogenes and Streptococcus dysgalactiae subspecies equisimilis household transmission and mobile genetic element exchange (2024, Nature Communications)

Their work addresses core areas in infectious diseases, with main research topics including:

  • Streptococcal Infections and Treatments
  • Antimicrobial Resistance in Staphylococcus
  • Bacterial Identification and Susceptibility Testing
  • Neonatal and Maternal Infections
  • Otolaryngology and Infectious Diseases
  • Antibiotic Resistance in Bacteria
  • Pneumonia and Respiratory Infections

Philip M. Giffard's main fields of study comprise:

  • Medicine
  • Biochemistry, Genetics and Molecular Biology

Within these fields, they have contributed to research in several subfields, including:

  • Public Health, Environmental and Occupational Health
  • Infectious Diseases
  • Molecular Biology
  • Epidemiology
  • Clinical Biochemistry

The scientist has published frequently in journals such as:

  • Nature Communications
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Microbiology Australia
  • The Lancet Microbe
  • mSphere

Philip M. Giffard has collaborated regularly with several co-authors, including:

  • Steven Y. C. Tong
  • Deborah C. Holt
  • Jake A. Lacey
  • Mark R. Davies
  • Asha C Bowen

Best Publications

  • Classification of staphylococcal cassette chromosome mec (SCCmec) : guidelines for reporting novel SCCmec elements.

    T. Ito;K. Hiramatsu;D. Oliviera;H. de Lencastre

  • Novel staphylococcal species that form part of a Staphylococcus aureus-related complex: the non-pigmented Staphylococcus argenteus sp. nov. and the non-human primate-associated Staphylococcus schweitzeri sp. nov.

    Steven Y. C. Tong;Steven Y. C. Tong;Frieder Schaumburg;Matthew J. Ellington;Jukka Corander

  • Phylogeographic reconstruction of a bacterial species with high levels of lateral gene transfer

    Talima Pearson;Philip Giffard;Philip Giffard;Stephen Beckstrom-Sternberg;Stephen Beckstrom-Sternberg;Raymond Auerbach;Raymond Auerbach

  • Guidelines for Reporting Novel mecA Gene Homologues

    Teruyo Ito;Keiichi Hiramatsu;Alexander Tomasz;Hermínia de Lencastre

  • Atlas of group A streptococcal vaccine candidates compiled using large-scale comparative genomics.

    Mark R Davies;Mark R Davies;Mark R Davies;Liam McIntyre;Ankur Mutreja;Jake A. Lacey

  • Genetic Diversity among Community Methicillin-Resistant Staphylococcus aureus Strains Causing Outpatient Infections in Australia

    Geoffrey W. Coombs;Graeme R. Nimmo;Jan M. Bell;Flavia Huygens

  • Microbiological Applications of High-Resolution Melting Analysis

    Steven Y. C. Tong;Philip M. Giffard

  • A Very Early-Branching Staphylococcus aureus Lineage Lacking the Carotenoid Pigment Staphyloxanthin

    Deborah C. Holt;Matthew T.G. Holden;Steven Y.C. Tong;Santiago Castillo-Ramirez

  • Lactobacillus fermentum BR11, a potential new probiotic, alleviates symptoms of colitis induced by dextran sulfate sodium (DSS) in rats

    Mark S. Geier;Ross N. Butler;Philip M. Giffard;Gordon S. Howarth

  • Nasal carriage of Staphylococcus aureus, including community-associated methicillin-resistant strains, in Queensland adults.

    Wendy Munckhof;Graeme Nimmo;Jacqui Schooneveldt;Sanmarie Schlebusch

  • High-resolution DNA melt curve analysis of the clustered, regularly interspaced short-palindromic-repeat locus of Campylobacter jejuni.

    Erin P. Price;Helen Smith;Flavia Huygens;Philip M. Giffard

  • Comprehensive global genome dynamics of Chlamydia trachomatis show ancient diversification followed by contemporary mixing and recent lineage expansion

    James Hadfield;Simon R. Harris;Helena M.B. Seth-Smith;Surendra Parmar

  • Use of a Single-Nucleotide Polymorphism Genotyping System To Demonstrate the Unique Epidemiology of Methicillin-Resistant Staphylococcus aureus in Remote Aboriginal Communities

    Malcolm McDonald;Malcolm McDonald;Annette Dougall;Deborah Holt;Flavia Huygens

  • Community-Associated Strains of Methicillin-Resistant Staphylococcus aureus and Methicillin-Susceptible S. aureus in Indigenous Northern Australia: Epidemiology and Outcomes

    Steven Y. C. Tong;Emma J. Bishop;Rachael A. Lilliebridge;Allen C. Cheng

  • Burkholderia pseudomallei Isolates from Sarawak, Malaysian Borneo, Are Predominantly Susceptible to Aminoglycosides and Macrolides

    Yuwana Podin;Derek S. Sarovich;Erin P. Price;Mirjam Kaestli

  • Definition of a Fundamental Repeating Unit in Streptococcal Glucosyltransferase Glucan-binding Regions and Related Sequences

    P.M. Giffard;N.A. Jacques

  • Carriage of methicillin-resistant Staphylococcus aureus by veterinarians in Australia

    D Jordan;J Simon;S Fury;S Moss

  • Methicillin-susceptible, non-multiresistant methicillin-resistant and multiresistant methicillin-resistant Staphylococcus aureus infections: a clinical, epidemiological and microbiological comparative study

    W. J. Munckhof;G. R. Nimmo;J. Carney;J. M. Schooneveldt

  • Identification and interrogation of highly informative single nucleotide polymorphism sets defined by bacterial multilocus sequence typing databases

    Gail A. Robertson;Venugopal Thiruvenkataswamy;Hayden Shilling;Erin P. Price

  • High-Resolution Melting Analysis of the spa Repeat Region of Staphylococcus aureus

    Alex J. Stephens;John Inman-Bamber;Philip M. Giffard;Flavia Huygens

Frequent Co-Authors

Bart J. Currie
Bart J. Currie Charles Darwin University
Graeme R. Nimmo
Graeme R. Nimmo Griffith University
Patrick J. Blackall
Patrick J. Blackall University of Queensland
Matthew T. G. Holden
Matthew T. G. Holden University of St Andrews
Jonathan R. Carapetis
Jonathan R. Carapetis Telethon Kids Institute
Stephen D. Bentley
Stephen D. Bentley Wellcome Sanger Institute
Julian Parkhill
Julian Parkhill University of Cambridge
Jan M. Bell
Jan M. Bell University of Adelaide
Simon R. Harris
Simon R. Harris Wellcome Sanger Institute
Peter Timms
Peter Timms University of the Sunshine Coast

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