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Neil M. O'Brien-Simpson

Neil M. O'Brien-Simpson

University of Melbourne
Australia

D-Index & Metrics

Biology and Biochemistry

D-Index
59
Citations
11810
World Ranking
12604
National Ranking
352

Neil M. O'Brien-Simpson 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 Neil M. O'Brien-Simpson 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: 178 publications — 40th percentile

40% of scientists in this discipline score the same or lower.

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

Neil M. O'Brien-Simpson 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 Neil M. O'Brien-Simpson 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: 59 D-Index — 38th percentile

38% of scientists in this discipline score the same or lower.

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

Overview

Neil M. O'Brien-Simpson is affiliated with the University of Melbourne in Australia. Their research spans multiple fields, prominently including Immunology and Microbiology, as well as Biochemistry, Genetics and Molecular Biology. Within these broad areas, the scientist has contributed notably to subfields such as Molecular Biology, Microbiology, Materials Chemistry, Immunology, and Biomedical Engineering.

Their research topics cover a range of specialized subjects. These include:

  • Antimicrobial Peptides and Activities
  • Immune Response and Inflammation
  • Biochemical and Structural Characterization
  • Chemical Synthesis and Analysis
  • Oral microbiology and periodontitis research
  • Crystallization and Solubility Studies
  • Immune cells in cancer

The scientist has published extensively in well-recognized venues. Frequent publication venues associated with their work include:

  • The Cambridge Structural Database
  • ACS Applied Materials & Interfaces
  • Aggregate
  • Frontiers in Chemistry
  • Chemical Engineering Journal

Among recent papers, notable publications include:

  • Chemically modified and conjugated antimicrobial peptides against superbugs, 2021, Chemical Society Reviews
  • Ring opening polymerization of α-amino acids: advances in synthesis, architecture and applications of polypeptides and their hybrids, 2020, Chemical Society Reviews
  • Staphylococcus aureus membrane vesicles contain immunostimulatory DNA, RNA and peptidoglycan that activate innate immune receptors and induce autophagy, 2021, Journal of Extracellular Vesicles
  • Tumor Associated Macrophages: Origin, Recruitment, Phenotypic Diversity, and Targeting, 2021, Frontiers in Oncology
  • Using inorganic nanoparticles to fight fungal infections in the antimicrobial resistant era, 2023, Acta Biomaterialia

Collaborations have featured several frequent co-authors, including:

  • Wenyi Li
  • John D. Wade
  • Jason C. Lenzo
  • Tao Huang
  • Andrea J. O'Connor

Best Publications

  • Combating multidrug-resistant Gram-negative bacteria with structurally nanoengineered antimicrobial peptide polymers.

    Shu J. Lam;Neil M O'Brien-Simpson;Namfon Pantarat;Adrian Sulistio

  • Antibiofouling polymer interfaces: poly(ethylene glycol) and other promising candidates

    Sean Lowe;Neil M. O'Brien-Simpson;Luke A. Connal

  • Chemically modified and conjugated antimicrobial peptides against superbugs.

    Wenyi Li;Frances Separovic;Neil M O'Brien-Simpson;John D Wade

  • Chronic oral application of a periodontal pathogen results in brain inflammation, neurodegeneration and amyloid beta production in wild type mice

    Vladimir Ilievski;Paulina K. Zuchowska;Stefan J. Green;Peter T. Toth

  • Differential Roles of the Protein Corona in the Cellular Uptake of Nanoporous Polymer Particles by Monocyte and Macrophage Cell Lines

    Yan Yan;Katelyn T. Gause;Marloes M. J. Kamphuis;Ching-Seng Ang

  • Ring opening polymerization of α-amino acids: advances in synthesis, architecture and applications of polypeptides and their hybrids.

    Alicia Rasines Mazo;Stephanie Allison-Logan;Fatemeh Karimi;Fatemeh Karimi;Nicholas Jun-An Chan

  • Kappacin, a Novel Antibacterial Peptide from Bovine Milk

    Marina Malkoski;Stuart G. Dashper;Neil M. O'Brien-Simpson;Gert H. Talbo

  • Porphyromonas gingivalis outer membrane vesicles exclusively contain outer membrane and periplasmic proteins and carry a cargo enriched with virulence factors.

    Paul D Veith;Yu-Yen Chen;Dhana G Gorasia;Dina Chen

  • Proline-rich antimicrobial peptides: potential therapeutics against antibiotic-resistant bacteria

    Wenyi Li;Julien Tailhades;Neil M. O’Brien-Simpson;Frances Separovic

  • Outer Membrane Vesicles Prime and Activate Macrophage Inflammasomes and Cytokine Secretion In Vitro and In Vivo.

    Jessica D. Cecil;Neil M O'Brien-Simpson;Jason C Lenzo;James A Holden

  • Porphyromonas gingivalis gingipains: the molecular teeth of a microbial vampire.

    N. M. O'Brien-Simpson;P. D. Veith;S. G. Dashper;E. C. Reynolds

  • Oral health risk factors for bisphosphonate-associated jaw osteonecrosis.

    Claudine Tsao;Ivan Darby;Peter R. Ebeling;Katrina Walsh

  • Engineering highly effective antimicrobial selenium nanoparticles through control of particle size.

    Tao Huang;James A Holden;Daniel E Heath;Neil M O'Brien-Simpson

  • Acute phase protein and cytokine levels in serum and saliva: a comparison of detectable levels and correlations in a depressed and healthy adolescent sample.

    Michelle L Byrne;Neil M O'Brien-Simpson;Eric C Reynolds;Katrina A Walsh

  • Oral Candida colonization in oral cancer patients and its relationship with traditional risk factors of oral cancer: a matched case-control study.

    Ali D. Alnuaimi;David Wiesenfeld;Neil M. O’Brien-Simpson;Eric C. Reynolds

  • Role of RgpA, RgpB, and Kgp Proteinases in Virulence of Porphyromonas gingivalis W50 in a Murine Lesion Model

    Neil M. O'Brien-Simpson;Rita A. Paolini;Brigitte Hoffmann;Nada Slakeski

  • Metabolic Remodeling, Inflammasome Activation, and Pyroptosis in Macrophages Stimulated by Porphyromonas gingivalis and Its Outer Membrane Vesicles.

    Andrew J. Fleetwood;Man K.S. Lee;William Singleton;Adrian Achuthan

  • Macrophage Depletion Abates Porphyromonas gingivalis–Induced Alveolar Bone Resorption in Mice

    Roselind S Lam;Neil M O'Brien-Simpson;Jason C Lenzo;James A Holden

  • An Immune Response Directed to Proteinase and Adhesin Functional Epitopes Protects against Porphyromonas gingivalis-Induced Periodontal Bone Loss

    Neil M. O’Brien-Simpson;Rishi D. Pathirana;Rita A. Paolini;Yu-Yen Chen

  • Immunization with the RgpA-Kgp proteinase-adhesin complexes of Porphyromonas gingivalis protects against periodontal bone loss in the rat periodontitis model

    P. Sunethra Rajapakse;Neil M. O'Brien-Simpson;Nada Slakeski;Brigitte Hoffmann

Frequent Co-Authors

Eric C. Reynolds
Eric C. Reynolds University of Melbourne
John D. Wade
John D. Wade Florey Institute of Neuroscience and Mental Health
Frances Separovic
Frances Separovic University of Melbourne
Nicholas B. Allen
Nicholas B. Allen University of Oregon
Greg G. Qiao
Greg G. Qiao University of Melbourne
Laszlo Otvos
Laszlo Otvos Semmelweis University
Julian G Simmons
Julian G Simmons University of Melbourne
John A. Hamilton
John A. Hamilton University of Melbourne
Vivian W.Y. Tam
Vivian W.Y. Tam Western Sydney University
Robert N. Pike
Robert N. Pike La Trobe University

External Links

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Best Scientists Citing Neil M. O'Brien-Simpson

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Publications: 15

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Publications: 15

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Publications: 15

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