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Nicole Valenzuela

D-Index & Metrics

Biology and Biochemistry

D-Index
54
Citations
9631
World Ranking
15714
National Ranking
6547

Nicole Valenzuela 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 Nicole Valenzuela 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: 165 publications — 34th percentile

34% of scientists in this discipline score the same or lower.

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

Nicole Valenzuela 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 Nicole Valenzuela 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: 54 D-Index — 22nd percentile

22% of scientists in this discipline score the same or lower.

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

Overview

Nicole Valenzuela is affiliated with Iowa State University in the United States. Their research primarily spans the fields of Biochemistry, Genetics and Molecular Biology, as well as Environmental Science. Within these broader areas, their work focuses on subfields including Genetics, Nature and Landscape Conservation, Ecology, Evolution, Behavior and Systematics, Ecology, and Plant Science.

The main topics of Valenzuela's research include Genetic and Clinical Aspects of Sex Determination and Chromosomal Abnormalities, Turtle Biology and Conservation, Animal Behavior and Reproduction, Chromosomal and Genetic Variations, Genetic Diversity and Population Structure, Physiological and Biochemical Adaptations, and Sperm and Testicular Function.

Valenzuela has published a number of research papers in various scientific journals. Notable recent papers include:

  • The tuatara genome reveals ancient features of amniote evolution, 2020, Nature
  • Sex-specific aging in animals: Perspective and future directions, 2022, Aging Cell
  • Expanding the classical paradigm: what we have learnt from vertebrates about sex chromosome evolution, 2021, Philosophical Transactions of the Royal Society B Biological Sciences
  • A brief review of vertebrate sex evolution with a pledge for integrative research: towards 'sexomics', 2021, Philosophical Transactions of the Royal Society B Biological Sciences
  • Turtle Insights into the Evolution of the Reptilian Karyotype and the Genomic Architecture of Sex Determination, 2020, Genes

Frequent publication venues for Valenzuela include:

  • Philosophical Transactions of the Royal Society B Biological Sciences
  • Genes
  • Human Immunology
  • Nature
  • Journal of Evolutionary Biology

They have collaborated regularly with several co-authors, including:

  • Zhiqiang Wu
  • Basanta Bista
  • Nicholas E. Topping
  • Lukáš Kratochvíl
  • Thea B. Gessler

Best Publications

  • Sex Determination: Why So Many Ways of Doing It?

    Doris Bachtrog;Judith E. Mank;Catherine L. Peichel;Mark Kirkpatrick

  • Are all sex chromosomes created equal

    Doris Bachtrog;Mark Kirkpatrick;Judith E. Mank;Stuart F. McDaniel

  • Temperature-Dependent Sex Determination in Vertebrates

    Nicole Valenzuela;Valentine A. Lance

  • The western painted turtle genome, a model for the evolution of extreme physiological adaptations in a slowly evolving lineage

    H. Bradley Shaffer;Patrick Minx;Daniel E. Warren;Andrew M. Shedlock;Andrew M. Shedlock

  • Tree of Sex: A database of sexual systems

    Tia-Lynn Ashman;Doris Bachtrog;Heath Blackmon;Emma E. Goldberg

  • Antibody-mediated rejection across solid organ transplants: manifestations, mechanisms, and therapies

    Nicole M. Valenzuela;Elaine F. Reed

  • Pattern Does Not Equal Process: Exactly When Is Sex Environmentally Determined?

    M. Nicole Valenzuela;Dean C. Adams;Fredric J. Janzen

  • Sensitization in transplantation: Assessment of risk (STAR) 2019 Working Group Meeting Report.

    Anat R. Tambur;Patricia Campbell;Anita S. Chong;Sandy Feng

  • The tuatara genome reveals ancient features of amniote evolution

    Neil J. Gemmell;Kim Rutherford;Stefan Prost;Marc Tollis;Marc Tollis

  • Y Fuse? Sex Chromosome Fusions in Fishes and Reptiles

    Matthew W. Pennell;Mark Kirkpatrick;Sarah P. Otto;Jana C. Vamosi

  • CONSTANT, SHIFT, AND NATURAL TEMPERATURE EFFECTS ON SEX DETERMINATION IN PODOCNEMIS EXPANSA TURTLES

    Nicole Valenzuela

  • Antibody-mediated graft injury: complement-dependent and complement-independent mechanisms.

    Nicole M Valenzuela;Jeffrey T McNamara;Elaine F Reed

  • The perfect storm: HLA antibodies, complement, FcγRs, and endothelium in transplant rejection

    Kimberly A. Thomas;Nicole M. Valenzuela;Elaine F. Reed

  • Sex Chromosome Evolution in Amniotes: Applications for Bacterial Artificial Chromosome Libraries

    Daniel E. Janes;Nicole M. Valenzuela;Tariq Ezaz;Chris T. Amemiya

  • Estimating population structure under nonequilibrium conditions in a conservation context: continent-wide population genetics of the giant Amazon river turtle, Podocnemis expansa (Chelonia; Podocnemididae).

    Devon E. Pearse;Allan D. Arndt;Nicole Valenzuela;Becky A. Miller

  • Extreme thermal fluctuations from climate change unexpectedly accelerate demographic collapse of vertebrates with temperature-dependent sex determination.

    Nicole Valenzuela;Robert Literman;Jennifer L. Neuwald;Jennifer L. Neuwald;Beatriz Mizoguchi

  • HLA Class I Antibodies Trigger Increased Adherence of Monocytes to Endothelial Cells by Eliciting an Increase in Endothelial P-Selectin and, Depending on Subclass, by Engaging FcγRs

    Nicole M. Valenzuela;Arend Mulder;Elaine F. Reed

  • Antibodies in transplantation: the effects of HLA and non-HLA antibody binding and mechanisms of injury.

    Nicole M. Valenzuela;Elaine F. Reed

  • Maternal Effects on Life-History Traits in the Amazonian Giant River Turtle Podocnemis expansa

    Nicole Valenzuela

  • Temperature-dependent sex determination.

    N. Valenzuela

Frequent Co-Authors

Elaine F. Reed
Elaine F. Reed University of California, Los Angeles
Dean C. Adams
Dean C. Adams Iowa State University
Scott V. Edwards
Scott V. Edwards Harvard University
Arend Mulder
Arend Mulder Leiden University Medical Center
Thomas R. Buckley
Thomas R. Buckley Landcare Research
Catherine L. Peichel
Catherine L. Peichel University of Bern
Mark Kirkpatrick
Mark Kirkpatrick The University of Texas at Austin
Judith E. Mank
Judith E. Mank University of British Columbia
Patrick Minx
Patrick Minx Washington University in St. Louis
Sarah P. Otto
Sarah P. Otto University of British Columbia

External Links

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Best Scientists Citing Nicole Valenzuela

Judith E. Mank

Judith E. Mank

University of British Columbia

Publications: 53

Arthur Georges

Arthur Georges

University of Canberra

Publications: 49

Lukáš Kratochvíl

Lukáš Kratochvíl

Charles University

Publications: 45

Fredric J. Janzen

Fredric J. Janzen

Iowa State University

Publications: 41

Manfred Schartl

Manfred Schartl

University of Würzburg

Publications: 38

Daniel A. Warner

Daniel A. Warner

Auburn University

Publications: 31

Richard Shine

Richard Shine

Macquarie University

Publications: 27

Jennifer A. Marshall Graves

Jennifer A. Marshall Graves

La Trobe University

Publications: 25

Stephen D. Sarre

Stephen D. Sarre

University of Canberra

Publications: 21

Izeni Pires Farias

Izeni Pires Farias

Federal University of Amazonas

Publications: 21

Francesc Piferrer

Francesc Piferrer

Spanish National Research Council

Publications: 20

Doris Bachtrog

Doris Bachtrog

University of California, Berkeley

Publications: 18

Tomas Hrbek

Tomas Hrbek

Federal University of Amazonas

Publications: 17

Tobias Uller

Tobias Uller

Lund University

Publications: 17

Elaine F. Reed

Elaine F. Reed

University of California, Los Angeles

Publications: 17

Darren K. Griffin

Darren K. Griffin

University of Kent

Publications: 16

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