World's Best Scientists 2026 revealed!

D-Index & Metrics

Biology and Biochemistry

D-Index
57
Citations
11939
World Ranking
13820
National Ranking
479

Igor Kovalchuk 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 Igor Kovalchuk 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: 242 publications — 65th percentile

65% of scientists in this discipline score the same or lower.

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

Igor Kovalchuk 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 Igor Kovalchuk 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: 57 D-Index — 31st percentile

31% of scientists in this discipline score the same or lower.

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

Overview

Igor Kovalchuk is affiliated with the University of Lethbridge in Canada. Their research activities span multiple fields focusing predominantly on biochemistry, genetics, and molecular biology, along with significant contributions to medicine and agricultural and biological sciences.

The scientist's main fields of study include:

  • Biochemistry, Genetics and Molecular Biology
  • Medicine
  • Agricultural and Biological Sciences

Within these fields, Kovalchuk has focused on subfields such as:

  • Molecular Biology
  • Plant Science
  • Pharmacology
  • Clinical Psychology
  • Cell Biology

The primary research topics covered by Kovalchuk encompass:

  • Cannabis and Cannabinoid Research
  • GABA and Rice Research
  • Plant Molecular Biology Research
  • Plant tissue culture and regeneration
  • Pancreatic function and diabetes
  • Psychedelics and Drug Studies
  • Retinal Development and Disorders

Frequent publication venues where Kovalchuk's work appears include:

  • International Journal of Molecular Sciences
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Molecules
  • Preprints.org
  • Biocatalysis and Agricultural Biotechnology

Selected recent publications exemplify the scope and themes of their research:

  • "The dynamic broad epigenetic (H3K4me3, H3K27ac) domain as a mark of essential genes" (2021), published in Clinical Epigenetics
  • "The Genomics of Cannabis and Its Close Relatives" (2020), published in Annual Review of Plant Biology
  • "The Role of microRNAs in Organismal and Skin Aging" (2020), published in International Journal of Molecular Sciences
  • "In search of preventative strategies: novel high-CBD cannabis sativa extracts modulate ACE2 expression in COVID-19 gateway tissues" (2020), published in Aging
  • "Cannabinoids as anticancer therapeutic agents" (2020), published in Cell Cycle

Kovalchuk collaborates frequently with several researchers, including:

  • Olga Kovalchuk
  • Yaroslav Ilnytskyy
  • Bo Wang
  • Marta Gerasymchuk
  • Esmaeel Ghasemi Gojani

Best Publications

  • Stress-induced perinatal and transgenerational epigenetic programming of brain development and mental health.

    Olena Babenko;Igor Kovalchuk;Gerlinde A.S. Metz

  • Transgenerational Adaptation of Arabidopsis to Stress Requires DNA Methylation and the Function of Dicer-Like Proteins

    Alex Boyko;Todd Blevins;Youli Yao;Andrey Golubov

  • Epigenetic control of plant stress response.

    Alex Boyko;Igor Kovalchuk

  • Transgenerational changes in the genome stability and methylation in pathogen-infected plants (Virus-induced plant genome instability)

    Alexander Boyko;Palak Kathiria;Franz J. Zemp;Youli Yao

  • Genome instability and epigenetic modification--heritable responses to environmental stress?

    Alex Boyko;Igor Kovalchuk

  • Pathogen-induced systemic plant signal triggers DNA rearrangements

    Igor Kovalchuk;Olga Kovalchuk;Véronique Kalck;Vitaly Boyko

  • Genome hypermethylation in Pinus silvestris of Chernobyl--a mechanism for radiation adaptation?

    Olga Kovalchuk;Paula Burke;Andrey Arkhipov;Nikolaj Kuchma

  • Role of epigenetic effectors in maintenance of the long-term persistent bystander effect in spleen in vivo.

    Igor Koturbash;Alex Boyko;Rocio Rodriguez-Juarez;Robert J. McDonald

  • The Progeny of Arabidopsis thaliana Plants Exposed to Salt Exhibit Changes in DNA Methylation, Histone Modifications and Gene Expression

    Andriy Bilichak;Yaroslav Ilnystkyy;Jens Hollunder;Jens Hollunder;Igor Kovalchuk

  • Maternal stress induces epigenetic signatures of psychiatric and neurological diseases in the offspring.

    Fabiola C. R. Zucchi;Youli Yao;Isaac D. Ward;Yaroslav Ilnytskyy

  • Tobacco mosaic virus infection results in an increase in recombination frequency and resistance to viral, bacterial and fungal pathogens in the progeny of infected tobacco plants

    Palak Kathiria;Corinne Sidler;Andrey Golubov;Melanie Kalischuk

  • Molecular aspects of plant adaptation to life in the Chernobyl zone

    Igor Kovalchuk;Vladimir Abramov;Igor Pogribny;Olga Kovalchuk

  • The Allium cepa chromosome aberration test reliably measures genotoxicity of soils of inhabited areas in the Ukraine contaminated by the Chernobyl accident.

    Olga Kovalchuk;Igor Kovalchuk;Andrey Arkhipov;Polina Telyuk

  • Genome-wide variation of the somatic mutation frequency in transgenic plants

    Igor Kovalchuk;Olga Kovalchuk;Barbara Hohn

  • Ancestral exposure to stress epigenetically programs preterm birth risk and adverse maternal and newborn outcomes

    Youli Yao;Alexandra M. Robinson;Fabiola C. R. Zucchi;Jerrah C. Robbins

  • A sensitive transgenic plant system to detect toxic inorganic compounds in the environment.

    Olga Kovalchuk;Victor Titov;Barbara Hohn;Igor Kovalchuk

  • Wheat mutation rate after Chernobyl

    Olga Kovalchuk;Yuri E. Dubrova;Andrey Arkhipov;Barbara Hohn

  • Estrogen-induced rat breast carcinogenesis is characterized by alterations in DNA methylation, histone modifications and aberrant microRNA expression.

    Olga Kovalchuk;Volodymyr P. Tryndyak;Beverly Montgomery;Alex Boyko

  • The dynamic broad epigenetic (H3K4me3, H3K27ac) domain as a mark of essential genes

    Tasnim H. Beacon;Geneviève P. Delcuve;Camila López;Gino Nardocci

  • Epigenetics in Health and Disease

    Igor Kovalchuk;Olga Kovalchuk

Frequent Co-Authors

Olga Kovalchuk
Olga Kovalchuk University of Lethbridge
Gerlinde A. S. Metz
Gerlinde A. S. Metz University of Lethbridge
Barbara Hohn
Barbara Hohn Friedrich Miescher Institute
François Eudes
François Eudes Agriculture and Agriculture-Food Canada
Igor P. Pogribny
Igor P. Pogribny National Center for Toxicological Research
John P. Kastelic
John P. Kastelic University of Calgary
Bryan Kolb
Bryan Kolb University of Lethbridge
Isabelle Aubert
Isabelle Aubert Sunnybrook Health Science Centre
Yuri E. Dubrova
Yuri E. Dubrova University of Leicester
Frederick M. Ausubel
Frederick M. Ausubel Harvard University

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