World's Best Scientists 2026 revealed!

D-Index & Metrics

Biology and Biochemistry

D-Index
60
Citations
12122
World Ranking
12019
National Ranking
414

R A Warren 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 R A Warren 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: 146 publications — 25th percentile

25% of scientists in this discipline score the same or lower.

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

R A Warren 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 R A Warren 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: 60 D-Index — 41st percentile

41% of scientists in this discipline score the same or lower.

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

Overview

R A Warren is affiliated with the University of British Columbia in Canada. The scientist's academic profile does not include recent papers, frequent co-authors, book publications, or listed awards. There are also no specified main fields or subfields of study, nor main topics of work recorded in the available data.

The absence of documented research papers means there is no detailed information on titles, years of publication, or publication venues associated with their output. Similarly, there are no frequent publication venues indicated where this scientist has contributed multiple works.

Given the lack of recorded co-authors, this scientist appears not to have a publicly noted collaboration network in recent or major works. There is also no record of any published books through known academic or commercial publishers.

Without specific fields or topics associated with the scientist, it is not possible to outline their areas of study or the thematic focus of their research. No awards or distinctions are listed that would highlight particular recognitions received over the course of the career.

Best Publications

  • Domains in microbial beta-1, 4-glycanases: sequence conservation, function, and enzyme families.

    N. R. Gilkes;B. Henrissat;D. G. Kilburn;R. C. Miller

  • Cellulose hydrolysis by bacteria and fungi

    P. Tomme;R.A.J. Warren;N.R. Gilkes

  • Precise excision of the cellulose binding domains from two Cellulomonas fimi cellulases by a homologous protease and the effect on catalysis.

    N R Gilkes;R A Warren;R C Miller;D G Kilburn

  • A scheme for designating enzymes that hydrolyse the polysaccharides in the cell walls of plants

    B Henrissat;T.T Teeri;R.A.J Warren

  • Stereoselective hydrolysis catalyzed by related beta-1,4-glucanases and beta-1,4-xylanases.

    J Gebler;N R Gilkes;M Claeyssens;D B Wilson

  • The adsorption of a bacterial cellulase and its two isolated domains to crystalline cellulose.

    N. R. Gilkes;E. Jervis;B. Henrissat;B. Tekant

  • Characterization and affinity applications of cellulose-binding domains

    P. Tomme;A. Boraston;B. Mclean;J. Kormos

  • Characterization and structure of an endodglucanase gene of Cellulomonas fimi

    R. Anthony J. Warren;Douglas G. Kilburn;Robert C. Miller

  • Structure of the gene encoding the exoglucanase of Cellulomonas fimi

    G. O'Neill;S.H. Goh;R.A.J. Warren;D.G. Kilburn

  • C1-Cx revisited: intramolecular synergism in a cellulase.

    N Din;H G Damude;N R Gilkes;R C Miller

  • Mode of action and substrate specificities of cellulases from cloned bacterial genes.

    N R Gilkes;M L Langsford;D G Kilburn;R C Miller

  • Changing Enzymic Reaction Mechanisms by Mutagenesis: Conversion of a Retaining Glucosidase to an Inverting Enzyme

    Qingping Wang;R. W. Graham;D. Trimbur;R. A. J. Warren

  • Glycosylation of bacterial cellulases prevents proteolytic cleavage between functional domains

    M.L. Langsford;N.R. Gilkes;B. Singh;B. Moser

  • The acid/base catalyst in the exoglucanase/xylanase from Cellulomonas fimi is glutamic acid 127 : Evidence from detailed kinetic studies of mutants

    A. M. Macleod;T. Lindhorst;S. G. Withers;R. A. J. Warren

  • Identification of the acid/base catalyst in Agrobacterium faecalis beta-glucosidase by kinetic analysis of mutants.

    Q. Wang;D. Trimbur;R. Graham;R. A. J. Warren

  • Deletion of the linker connecting the catalytic and cellulose-binding domains of endoglucanase A (CenA) of Cellulomonas fimi alters its conformation and catalytic activity.

    H. Shen;M. Schmuck;I. Pilz;N. R. Gilkes

  • Glu280 is the nucleophile in the active site of Clostridium thermocellum CelC, a family A endo-beta-1,4-glucanase.

    Qingping Wang;D. Tull;A. Meinke;N. R. Gilkes

  • Glutamic acid 274 is the nucleophile in the active site of a "retaining" exoglucanase from Cellulomonas fimi.

    D Tull;S G Withers;N R Gilkes;D G Kilburn

  • The Topology of the Substrate Binding Clefts of Glycosyl Hydrolase Family 10 Xylanases Are Not Conserved

    S. J. Charnock;T. D. Spurway;Hefang Xie;M.-H. Beylot

  • Molecular cloning of a Cellulomonas fimi cellulose gene in Escherichia coli.

    D.J. Whittle;D.G. Kilburn;R.A.J. Warren;R.C. Miller

Frequent Co-Authors

Douglas G. Kilburn
Douglas G. Kilburn University of British Columbia
Robert C. Miller
Robert C. Miller University of British Columbia
Neil R. Gilkes
Neil R. Gilkes University of British Columbia
Stephen G. Withers
Stephen G. Withers University of British Columbia
Warren W. Wakarchuk
Warren W. Wakarchuk University of Alberta
Alisdair B. Boraston
Alisdair B. Boraston University of Victoria
Bernard Henrissat
Bernard Henrissat Technical University of Denmark
David R. Rose
David R. Rose University of Waterloo
Bernhard Moser
Bernhard Moser Cardiff University
Marc Claeyssens
Marc Claeyssens Ghent University

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