World's Best Scientists 2026 revealed!

D-Index & Metrics

Biology and Biochemistry

D-Index
65
Citations
18133
World Ranking
9035
National Ranking
4018

David Ayares 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 David Ayares 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: 366 publications — 87th percentile

87% of scientists in this discipline score the same or lower.

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

David Ayares 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 David Ayares 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: 65 D-Index — 55th percentile

55% of scientists in this discipline score the same or lower.

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

Overview

David Ayares is affiliated with the University of Maryland, Baltimore in the United States. Their research expertise spans Medicine and Biochemistry, Genetics, and Molecular Biology, with a significant focus on Surgery, Genetics, Molecular Biology, Pathology and Forensic Medicine, and Immunology as subfields.

Their scholarly contributions cover a range of topics including:

  • Xenotransplantation and immune response
  • Organ transplantation techniques and outcomes
  • Virus-based gene therapy research
  • Animal genetics and reproduction
  • Transplantation: methods and outcomes
  • Tissue engineering and regenerative medicine
  • CRISPR and genetic engineering

David Ayares has published extensively in journals specializing in transplantation and related areas. Frequent publication venues include:

  • Transplantation
  • Xenotransplantation
  • American Journal of Transplantation
  • The Journal of Heart and Lung Transplantation
  • Nature Medicine

Among the recent papers associated with their field of study are:

  • Genetically Modified Porcine-to-Human Cardiac Xenotransplantation, 2022, New England Journal of Medicine
  • Results of Two Cases of Pig-to-Human Kidney Xenotransplantation, 2022, New England Journal of Medicine
  • Graft dysfunction in compassionate use of genetically engineered pig-to-human cardiac xenotransplantation: a case report, 2023, The Lancet
  • Pig-to-human heart xenotransplantation in two recently deceased human recipients, 2023, Nature Medicine
  • Immune response after pig-to-human kidney xenotransplantation: a multimodal phenotyping study, 2023, The Lancet

David Ayares collaborates regularly with several researchers, including:

  • David K. C. Cooper
  • Hidetaka Hara
  • Avneesh K. Singh
  • Bartley P. Griffith
  • Muhammad M. Mohiuddin

In addition to journal articles, they have contributed to book publications, including a forthcoming title:

  • MOLECULAR AND GENETIC ANALYSIS OF HOMOLOGOUS RECOMBINATION AND DEOXYRIBONUCLEIC ACID REPAIR IN MAMMALIAN CELLS., expected 2025, published by La Trobe University

Best Publications

  • Cloned pigs produced by nuclear transfer from adult somatic cells

    Irina A. Polejaeva;Shu-Hung Chen;Todd D. Vaught;Raymond L. Page

  • Production of α1,3-Galactosyltransferase-Deficient Pigs

    Carol J. Phelps;Chihiro Koike;Todd D. Vaught;Jeremy Boone

  • Targeted disruption of the α1,3-galactosyltransferase gene in cloned pigs

    Yifan Dai;Todd D. Vaught;Jeremy Boone;Shu-Hung Chen

  • Chimeric 2C10R4 anti-CD40 antibody therapy is critical for long-term survival of GTKO.hCD46.hTBM pig-to-primate cardiac xenograft

    Muhammad M. Mohiuddin;Avneesh K. Singh;Philip C. Corcoran;Marvin L. Thomas

  • Consistent success in life-supporting porcine cardiac xenotransplantation

    Matthias Längin;Tanja Mayr;Bruno Reichart;Sebastian Michel

  • Pig kidney graft survival in a baboon for 136 days: longest life‐supporting organ graft survival to date

    Hayato Iwase;Hong Liu;Hong Liu;Martin Wijkstrom;Huidong Zhou;Huidong Zhou

  • A porcine-derived acellular dermal scaffold that supports soft tissue regeneration: removal of terminal galactose-alpha-(1,3)-galactose and retention of matrix structure.

    Hui Xu;Hua Wan;Wenqi Zuo;Wendell Sun

  • The role of genetically engineered pigs in xenotransplantation research.

    David K.C. Cooper;Burcin Ekser;Jagdeece Ramsoondar;Carol Phelps

  • Immunological and physiological observations in baboons with life-supporting genetically engineered pig kidney grafts.

    Hayato Iwase;Hidetaka Hara;Mohamed Ezzelarab;Tao Li;Tao Li

  • Production of transgenic pigs that express porcine endogenous retrovirus small interfering RNAs.

    Jagdeece Ramsoondar;Todd Vaught;Suyapa Ball;Michael Mendicino

  • Effect of the alphaGal epitope on the response to small intestinal submucosa extracellular matrix in a nonhuman primate model.

    Kerry A. Daly;Ann M. Stewart-Akers;Hidetaka Hara;Mohamed Ezzelarab

  • Production and characterization of transgenic pigs expressing porcine CTLA4-Ig.

    Carol J. Phelps;Suyapa F. Ball;Todd D. Vaught;Amy M. Vance

  • B-cell depletion extends the survival of GTKO.hCD46Tg pig heart xenografts in baboons for up to 8 months.

    M. M. Mohiuddin;P. C. Corcoran;A. K. Singh;A. Azimzadeh

  • Justification of specific genetic modifications in pigs for clinical organ xenotransplantation.

    David K. C. Cooper;Hidetaka Hara;Hayato Iwase;Takayuki Yamamoto

  • Current status of xenotransplantation and prospects for clinical application.

    Richard N. Pierson;Richard N. Pierson;Anthony Dorling;David Ayares;Michael Kenneth Rees

  • THE INNATE IMMUNE RESPONSE AND ACTIVATION OF COAGULATION IN α1,3-GALACTOSYLTRANSFERASE GENE-KNOCKOUT XENOGRAFT RECIPIENTS

    Mohamed Ezzelarab;Bertha Garcia;Agnes Azimzadeh;Hongtao Sun

  • Genetically engineered pigs and target-specific immunomodulation provide significant graft survival and hope for clinical cardiac xenotransplantation.

    Muhammad M. Mohiuddin;Avneesh K. Singh;Philip C. Corcoran;Robert F. Hoyt

  • Human dominant‐negative class II transactivator transgenic pigs – effect on the human anti‐pig T‐cell immune response and immune status

    Hidetaka Hara;William Witt;Tanner Crossley;Cassandra Long

  • Pig-to-baboon heterotopic heart transplantation - Exploratory preliminary experience with pigs transgenic for human thrombomodulin and comparison of three costimulation blockade-based regimens

    Hayato Iwase;Burcin Ekser;Vikas Satyananda;Jay Bhama

  • Clinical Islet Xenotransplantation How Close Are We

    Dirk J. van der Windt;Rita Bottino;Goutham Kumar;Martin Wijkstrom

Frequent Co-Authors

David K. C. Cooper
David K. C. Cooper University of Pittsburgh
Richard N. Pierson
Richard N. Pierson Columbia University
Eckhard Wolf
Eckhard Wolf Ludwig-Maximilians-Universität München
Bruno Reichart
Bruno Reichart Ludwig-Maximilians-Universität München
Keith A. Reimann
Keith A. Reimann Harvard Medical School
Jorg Dieter Seebach
Jorg Dieter Seebach University of Geneva
David H. Sachs
David H. Sachs Columbia University
Michael Eckhaus
Michael Eckhaus National Institutes of Health
Massimo Trucco
Massimo Trucco Carnegie Mellon University
Megan Sykes
Megan Sykes Columbia University

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