World's Best Scientists 2026 revealed!

D-Index & Metrics

Biology and Biochemistry

D-Index
69
Citations
16097
World Ranking
7436
National Ranking
578

Richard M. Twyman 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 Richard M. Twyman 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: 235 publications — 63rd percentile

63% of scientists in this discipline score the same or lower.

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

Richard M. Twyman 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 Richard M. Twyman 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: 69 D-Index — 63rd percentile

63% of scientists in this discipline score the same or lower.

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

Overview

Richard M. Twyman is affiliated with the University of Warwick in the United Kingdom. Their research spans multiple areas within the biological sciences, with a focus on plant science and molecular biology.

The scientist's research output includes publications predominantly in the following venues:

  • Frontiers in Plant Science
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Trends in Plant Science
  • Plant Biotechnology Journal
  • Plant Cell Reports

Richard M. Twyman's recent papers cover various aspects of plant biotechnology applied to human health and crop improvement. Notable publications include:

  • Potential Applications of Plant Biotechnology against SARS-CoV-2, 2020, Trends in Plant Science
  • Contributions of the international plant science community to the fight against human infectious diseases - part 1: epidemic and pandemic diseases, 2021, Plant Biotechnology Journal
  • Contributions of the international plant science community to the fight against infectious diseases in humans-part 2: Affordable drugs in edible plants for endemic and re-emerging diseases, 2021, Plant Biotechnology Journal
  • The Major Floral Promoter NtFT5 in Tobacco (Nicotiana tabacum) Is a Promising Target for Crop Improvement, 2020, Frontiers in Plant Science
  • Omics and Multi-Omics Analysis for the Early Identification and Improved Outcome of Patients with Psoriatic Arthritis, 2022, Biomedicines

Their main fields of study include Biochemistry, Genetics and Molecular Biology, and Agricultural and Biological Sciences. Subfields in which they have made significant contributions are:

  • Molecular Biology
  • Plant Science
  • Biotechnology
  • Biochemistry
  • Insect Science

Richard M. Twyman's research focuses on several topics within plant molecular biology and biotechnology. These main topics include:

  • Transgenic Plants and Applications
  • CRISPR and Genetic Engineering
  • Plant Molecular Biology Research
  • Plant biochemistry and biosynthesis
  • Plant tissue culture and regeneration
  • Plant Reproductive Biology
  • Photosynthetic Processes and Mechanisms

The scientist has collaborated frequently with several co-authors, including:

  • Dirk Prüfer
  • Gundula A. Noll
  • Kirsi-Marja Oksman-Caldentey
  • Paul Christou
  • Kai-Uwe Roelfs

Best Publications

  • Molecular farming in plants: host systems and expression technology.

    Richard M. Twyman;Eva Stoger;Stefan Schillberg;Paul Christou

  • Bacillus thuringiensis: a century of research, development and commercial applications.

    Georgina Sanahuja;Raviraj Banakar;Richard M. Twyman;Teresa Capell

  • Plant-based production of biopharmaceuticals.

    Rainer Fischer;Eva Stoger;Stefan Schillberg;Paul Christou

  • Plant cell cultures for the production of recombinant proteins

    Stephan Hellwig;Jürgen Drossard;Richard M Twyman;Rainer Fischer

  • Molecular farming for new drugs and vaccines. Current perspectives on the production of pharmaceuticals in transgenic plants

    Julian K C. Ma;Eugenia Barros;Ralph Bock;Paul Christou

  • Biodiversity and ecosystem function in soil

    A. H. Fitter;C. A. Gilligan;K. Hollingworth;A. Kleczkowski

  • Transgene integration, organization and interaction in plants

    Ajay Kohli;Richard M. Twyman;Rita Abranches;Eva Wegel

  • Principles of Gene Manipulation

    Sandy Primrose;Richard Twyman;Bob Old

  • Linear transgene constructs lacking vector backbone sequences generate low-copy-number transgenic plants with simple integration patterns

    Xiangdong Fu;Le Tan Duc;Stefania Fontana;Bui Ba Bong

  • Plant-derived pharmaceuticals – the road forward

    Julian K.-C. Ma;Rachel Chikwamba;Penny Sparrow;Rainer Fischer

  • Molecular characterization of transforming plasmid rearrangements in transgenic rice reveals a recombination hotspot in the CaMV 35S promoter and confirms the predominance of microhomology mediated recombination.

    Ajay Kohli;Simon Griffiths;Natalia Palacios;Richard M. Twyman

  • Regulatory approval and a first‐in‐human phase I clinical trial of a monoclonal antibody produced in transgenic tobacco plants

    Julian K-C. Ma;Jürgen Drossard;David Lewis;Friedrich Altmann

  • GMP issues for recombinant plant-derived pharmaceutical proteins.

    Rainer Fischer;Rainer Fischer;Stefan Schillberg;Stephan Hellwig;Richard M. Twyman

  • Practical considerations for pharmaceutical antibody production in different crop systems

    Eva Stoger;Markus Sack;Yolande Perrin;Carmen Vaquero

  • The potential of genetically enhanced plants to address food insecurity

    Paul Christou;Richard M. Twyman

  • Transgenic plants in the biopharmaceutical market

    Richard M Twyman;Stefan Schillberg;Rainer Fischer

  • Insect antimicrobial peptides show potentiating functional interactions against Gram-negative bacteria.

    Mohammad Rahnamaeian;Małgorzata Cytryńska;Agnieszka Zdybicka-Barabas;Kristin Dobslaff

  • Promoter diversity in multigene transformation

    Ariadna Peremarti;Richard M. Twyman;Sonia Gómez-Galera;Shaista Naqvi

  • A rubber transferase activator is necessary for natural rubber biosynthesis in dandelion

    Janina Epping;Nicole van Deenen;Eva Niephaus;Anna Stolze

  • Opportunities for recombinant antigen and antibody expression in transgenic plants : technology assessment

    Stefan Schillberg;Richard M. Twyman;Rainer Fischer;Rainer Fischer

Frequent Co-Authors

Paul Christou
Paul Christou University of Lleida
Rainer Fischer
Rainer Fischer Purdue University West Lafayette
Teresa Capell
Teresa Capell University of Lleida
Dirk Prüfer
Dirk Prüfer University of Münster
Stefan Schillberg
Stefan Schillberg Fraunhofer Society
Changfu Zhu
Changfu Zhu University of Lleida
Eva Stoger
Eva Stoger BOKU University
Julian K.-C. Ma
Julian K.-C. Ma St George's, University of London
Ajay Kohli
Ajay Kohli International Rice Research Institute
Gerhard Sandmann
Gerhard Sandmann Goethe University Frankfurt

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