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Olga Kovalchuk

D-Index & Metrics

Biology and Biochemistry

D-Index
72
Citations
14975
World Ranking
6442
National Ranking
232

Olga 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 Olga 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: 233 publications — 62nd percentile

62% of scientists in this discipline score the same or lower.

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

Olga 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 Olga 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: 72 D-Index — 69th percentile

69% of scientists in this discipline score the same or lower.

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

Overview

Olga Kovalchuk is a researcher affiliated with the University of Lethbridge in Canada. Their academic work spans multiple fields of study, predominantly focusing on Medicine and Biochemistry, Genetics and Molecular Biology.

Their research output includes significant contributions to the areas of Pharmacology, Molecular Biology, Plant Science, Clinical Psychology, and Cancer Research. The thematic focus of their publications revolves around key topics such as Cannabis and Cannabinoid Research, Pancreatic function and diabetes, Psychedelics and Drug Studies, GABA and Rice Research, Tryptophan and brain disorders, Inflammasome and immune disorders, and Immune Cell Function and Interaction.

Among the recent papers attributed to or associated with this scientific field are:

  • The Role of microRNAs in Organismal and Skin Aging, 2020, 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, Aging
  • Cannabinoids as anticancer therapeutic agents, 2020, Cell Cycle
  • Stress, diet, exercise: Common environmental factors and their impact on epigenetic age, 2023, Ageing Research Reviews
  • Cannabinoids as Key Regulators of Inflammasome Signaling: A Current Perspective, 2021, Frontiers in Immunology

Olga Kovalchuk collaborates frequently with a set of coauthors, including:

  • Igor Kovalchuk
  • Yaroslav Ilnytskyy
  • Bo Wang
  • Esmaeel Ghasemi Gojani
  • Dongping Li

Their work has been published multiple times in specific journals, notably:

  • International Journal of Molecular Sciences
  • Molecules
  • Problems of Social Hygiene Public Health and History of Medicine
  • Cancers
  • Preprints.org

Best Publications

  • Involvement of microRNA-451 in resistance of the MCF-7 breast cancer cells to chemotherapeutic drug doxorubicin

    Olga Kovalchuk;Jody Filkowski;James Meservy;Yaroslav Ilnytskyy

  • Micronuclei in genotoxicity assessment: from genetics to epigenetics and beyond.

    Lidiya Luzhna;Palak Kathiria;Olga Kovalchuk

  • Alterations of microRNAs and their targets are associated with acquired resistance of MCF‐7 breast cancer cells to cisplatin

    Igor P. Pogribny;Jody N. Filkowski;Volodymyr P. Tryndyak;Andrey Golubov

  • Germ-line mutations, DNA damage, and global hypermethylation in mice exposed to particulate air pollution in an urban/industrial location

    Carole Yauk;Aris Polyzos;Andrea Rowan-Carroll;Christopher M. Somers

  • 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

  • DNA double-strand breaks form in bystander cells after microbeam irradiation of three-dimensional human tissue models.

    Olga A. Sedelnikova;Asako Nakamura;Olga Kovalchuk;Igor Koturbash

  • Irradiation induces DNA damage and modulates epigenetic effectors in distant bystander tissue in vivo.

    I Koturbash;R E Rugo;C A Hendricks;J Loree

  • 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

  • Role of ferritin alterations in human breast cancer cells.

    Svitlana I. Shpyleva;Volodymyr P. Tryndyak;Olga Kovalchuk;Athena Starlard-Davenport

  • Dose-dependence, sex- and tissue-specificity, and persistence of radiation-induced genomic DNA methylation changes.

    Igor Pogribny;Joe Raiche;Mark Slovack;Olga 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

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

    Igor Kovalchuk;Vladimir Abramov;Igor Pogribny;Olga Kovalchuk

  • Fractionated Low-Dose Radiation Exposure Leads to Accumulation of DNA Damage and Profound Alterations in DNA and Histone Methylation in the Murine Thymus

    Igor Pogribny;Igor Koturbash;Volodymyr Tryndyak;Darryl Hudson

  • Loss of DNA methylation and histone H4 lysine 20 trimethylation in human breast cancer cells is associated with aberrant expression of DNA methyltransferase 1, Suv4-20h2 histone methyltransferase and methyl-binding proteins.

    Volodymyr P Tryndyak;Olga Kovalchuk;Igor P Pogribny

  • Population Specific Biomarkers of Human Aging: A Big Data Study Using South Korean, Canadian, and Eastern European Patient Populations.

    Polina Mamoshina;Kirill Kochetov;Kirill Kochetov;Evgeny Putin;Evgeny Putin;Franco Cortese

  • Epigenetic changes and nontargeted radiation effects--is there a link?

    Olga Kovalchuk;Janet E. Baulch

  • 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

  • Epigenetic changes in patients with multiple sclerosis

    Marcus W. Koch;Luanne M. Metz;Olga Kovalchuk

  • Epigenetics in Health and Disease

    Igor Kovalchuk;Olga Kovalchuk

Frequent Co-Authors

Igor Kovalchuk
Igor Kovalchuk University of Lethbridge
Igor P. Pogribny
Igor P. Pogribny National Center for Toxicological Research
Bryan Kolb
Bryan Kolb University of Lethbridge
Anton Buzdin
Anton Buzdin Sechenov University
Frank A. Hegmann
Frank A. Hegmann University of Alberta
Barbara Hohn
Barbara Hohn Friedrich Miescher Institute
Frederick A. Beland
Frederick A. Beland National Center for Toxicological Research
Gerlinde A. S. Metz
Gerlinde A. S. Metz University of Lethbridge
Charles R. Cantor
Charles R. Cantor Boston University
William M. Bonner
William M. Bonner National Institutes of Health

External Links

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Best Scientists Citing Olga Kovalchuk

Igor Kovalchuk

Igor Kovalchuk

University of Lethbridge

Publications: 65

Igor P. Pogribny

Igor P. Pogribny

National Center for Toxicological Research

Publications: 38

Bryan Kolb

Bryan Kolb

University of Lethbridge

Publications: 30

Carmel Mothersill

Carmel Mothersill

McMaster University

Publications: 29

Anton Buzdin

Anton Buzdin

Sechenov University

Publications: 29

Carlo M. Croce

Carlo M. Croce

The Ohio State University

Publications: 26

Gerlinde A. S. Metz

Gerlinde A. S. Metz

University of Lethbridge

Publications: 25

Frederick A. Beland

Frederick A. Beland

National Center for Toxicological Research

Publications: 22

Robbin Gibb

Robbin Gibb

University of Lethbridge

Publications: 20

Richelle Mychasiuk

Richelle Mychasiuk

Monash University

Publications: 20

Carole L. Yauk

Carole L. Yauk

University of Ottawa

Publications: 19

Timothy A. Mousseau

Timothy A. Mousseau

University of South Carolina

Publications: 19

Anders Pape Møller

Anders Pape Møller

University of Paris-Saclay

Publications: 19

Kevin M. Prise

Kevin M. Prise

Queen's University Belfast

Publications: 18

Alexandros G. Georgakilas

Alexandros G. Georgakilas

National Technical University of Athens

Publications: 16

Deborah Oughton

Deborah Oughton

Norwegian University of Life Sciences

Publications: 15

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