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D-Index & Metrics

Biology and Biochemistry

D-Index
48
Citations
8292
World Ranking
18388
National Ranking
7505

Lee A. Hadwiger 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 Lee A. Hadwiger 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: 413 scientists 97–106 publications: 546 scientists 107–116 publications: 704 scientists 117–126 publications: 848 scientists 127–136 publications: 980 scientists 137–146 publications: 942 scientists 147–156 publications: 969 scientists 157–166 publications: 949 scientists 167–176 publications: 951 scientists 177–186 publications: 915 scientists 187–196 publications: 787 scientists 197–206 publications: 840 scientists 207–216 publications: 733 scientists 217–226 publications: 708 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: 417 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: 196 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: 59 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: 108 publications — 8th percentile

8% of scientists in this discipline score the same or lower.

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

Lee A. Hadwiger 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 Lee A. Hadwiger sits on this spectrum.

40–41 D-Index: 80 scientists 42–43 D-Index: 183 scientists 44–45 D-Index: 316 scientists 46–47 D-Index: 504 scientists 48–49 D-Index: 718 scientists 50–51 D-Index: 899 scientists 52–53 D-Index: 1,025 scientists 54–55 D-Index: 1,149 scientists 56–57 D-Index: 1,235 scientists 58–59 D-Index: 1,253 scientists 60–61 D-Index: 1,162 scientists 62–63 D-Index: 1,130 scientists 64–65 D-Index: 1,031 scientists 66–67 D-Index: 897 scientists 68–69 D-Index: 814 scientists 70–71 D-Index: 714 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: 71 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: 48 D-Index — 7th percentile

7% of scientists in this discipline score the same or lower.

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

Overview

Lee A. Hadwiger is a researcher affiliated with Washington State University in the United States. Their scientific work focuses primarily on areas related to Agricultural and Biological Sciences, with particular expertise in Plant Science.

The scholar's research spans several specialized topics, including:

  • Plant-Microbe Interactions and Immunity
  • Plant Disease Resistance and Genetics
  • Legume Nitrogen Fixing Symbiosis

Hadwiger has published in the journal Molecules, which is also a frequent venue for their work. A notable paper from 2020 is titled "Nonhost Disease Resistance in Pea: Chitosan's Suggested Role in DNA Minor Groove Actions Relative to Phytoalexin-Eliciting Anti-Cancer Compounds," published in Molecules. This publication contributes to the understanding of disease resistance mechanisms in plants and links them with biochemical interactions relevant to plant defense.

Their research has not been extensively co-authored, as no frequent collaborators have been identified. Hadwiger's work remains concentrated on individual or limited collaborative efforts within their field.

Best Publications

  • The fungicidal effect of chitosan on fungi of varying cell wall composition

    Carolyn R. Allan;Lee A. Hadwiger

  • Characterization of the smallest chitosan oligomer that is maximally antifungal to Fusarium solani and elicits pisatin formation in Pisum sativum

    David F. Kendra;Lee A. Hadwiger

  • Chitosan as a Component of Pea-Fusarium solani Interactions

    Lee A. Hadwiger;Jean M. Beckman

  • Ethylene: Symptom, Not Signal for the Induction of Chitinase and β-1,3-Glucanase in Pea Pods by Pathogens and Elicitors

    Felix Mauch;Lee A. Hadwiger;Thomas Boller

  • Antifungal Hydrolases in Pea Tissue: I. Purification and Characterization of Two Chitinases and Two β-1,3-Glucanases Differentially Regulated during Development and in Response to Fungal Infection

    Felix Mauch;Lee A. Hadwiger;Thomas Boller

  • Multiple effects of chitosan on plant systems: solid science or hype.

    Lee A. Hadwiger

  • Chitosans and pectic polysaccharides both induce the accumulation of the antifungal phytoalexin pisatin in pea pods and antinutrient proteinase inhibitors in tomato leaves

    Mary Walker-Simmons;Lee Hadwiger;Clarence A. Ryan

  • Chitosan oligomers from Fusarium solani/pea interactions, chitinase/β-glucanase digestion of sporelings and from fungal wall chitin actively inhibit fungal growth and enhance disease resistance☆

    David F. Kendra;David Christian;Lee A. Hadwiger

  • Chitosan Both Activates Genes in Plants and Inhibits RNA Synthesis in Fungi

    L. A. Hadwiger;D. F. Kendra;B. W. Fristensky;W. Wagoner

  • cDNA sequences for pea disease resistance response genes.

    Brian Fristensky;Daniel Horovitz;Lee A. Hadwiger

  • Constitutive expression of pea defense gene DRR206 confers resistance to blackleg (Leptosphaeria maculans) disease in transgenic canola (Brassica napus)

    Yaping Wang;Goska Nowak;David Culley;Lee A. Hadwiger

  • Ultraviolet Light-induced Formation of Pisatin and Phenylalanine Ammonia Lyase.

    Lee A. Hadwiger;Martin E. Schwochau

  • Localization of Fungal Components in the Pea-Fusarium Interaction Detected Immunochemically with Anti-chitosan and Anti-fungal Cell Wall Antisera.

    Lee A. Hadwiger;Jean M. Beckman;Michael J. Adams

  • Molecular Communication in Host-Parasite Interactions: Hexosamine Polymers (Chitosan) as Regulator Compounds in Race-Specific and Other Interactions

    Lee A. Hadwiger

  • Comparison of proteinase inhibitor-inducing activities and phytoalexin elicitor activities of a pure fungal endopolygalacturonase, pectic fragments, and chitosans.

    Mary Walker-Simmons;Donald Jin;Charles A. West;Lee Hadwiger

  • Chitosan polymer sizes effective in inducing phytoalexin accumulation and fungal suppression are verified with synthesized oligomers

    L. A. Hadwiger;T. Ogawa;H. Kuyama

  • Glycosidic Enzyme Activity in Pea Tissue and Pea-Fusarium solani Interactions

    Everett J. Nichols;Jean M. Beckman;Lee A. Hadwiger

  • Specificity of deoxyribonucleic Acid intercalating compounds in the control of phenylalanine ammonia lyase and pisatin levels.

    Lee A. Hadwiger;Martin E. Schwochau

  • Enzymatic formation of beta-cyanoalanine from cyanide.

    H. G. Floss;L. Hadwiger;E. E. Conn

  • Molecular cloning and characterization of a pea chitinase gene expressed in response to wounding, fungal infection and the elicitor chitosan.

    Ming-Mei Chang;Daniel Horovitz;David Culley;Lee A. Hadwiger

Frequent Co-Authors

Felix Mauch
Felix Mauch Technical University of Munich
Clarence A. Ryan
Clarence A. Ryan Washington State University
Thomas Boller
Thomas Boller University of Basel
Steven J. Klosterman
Steven J. Klosterman Agricultural Research Service
M. K. Walker-Simmons
M. K. Walker-Simmons United States Department of Agriculture
Klaus Hahlbrock
Klaus Hahlbrock Max Planck Society
Joachim Schröder
Joachim Schröder University of Freiburg
James J. Polashock
James J. Polashock US Department of Agriculture

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