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Trygve O. Tollefsbol

D-Index & Metrics

Biology and Biochemistry

D-Index
73
Citations
15255
World Ranking
6068
National Ranking
2856

Trygve O. Tollefsbol 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 Trygve O. Tollefsbol 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: 234 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.

Trygve O. Tollefsbol 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 Trygve O. Tollefsbol 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: 73 D-Index — 71st percentile

71% of scientists in this discipline score the same or lower.

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

Overview

Trygve O. Tollefsbol is affiliated with the University of Alabama at Birmingham in the United States. Their research spans a broad range of topics primarily within the fields of Biochemistry, Genetics, and Molecular Biology, as well as Medicine.

The scientist's work is concentrated in several subfields including Molecular Biology, Genetics, Cancer Research, Oncology, and Pathology and Forensic Medicine. Their main research topics encompass:

  • Epigenetics and DNA Methylation
  • Genomics, phytochemicals, and oxidative stress
  • RNA modifications and cancer
  • Nutrition, Genetics, and Disease
  • Gut microbiota and health
  • Diet and metabolism studies
  • Tea Polyphenols and Effects

Tollefsbol has published extensively on subjects related to DNA methylation, epigenetic mechanisms, and the intersection of nutrition and genetics. Some of their recent papers include:

  • "DNA methylation methods: Global DNA methylation and methylomic analyses" (2020), published in Methods
  • "The Epigenetic Connection Between the Gut Microbiome in Obesity and Diabetes" (2020), published in Frontiers in Genetics
  • "Combinatorial epigenetic mechanisms of sulforaphane, genistein and sodium butyrate in breast cancer inhibition" (2022), published in Experimental Cell Research
  • "The Epigenetic Link between Polyphenols, Aging and Age-Related Diseases" (2020), published in Genes
  • "Computational methods and next-generation sequencing approaches to analyze epigenetics data: Profiling of methods and applications" (2020), published in Methods

The venues where Trygve O. Tollefsbol frequently publishes include:

  • Nutrients
  • Methods
  • International Journal of Molecular Sciences
  • Scientific Reports
  • Cancer Research

Collaboration is a notable aspect of their research, with frequent co-authors including Shizhao Li, Itika Arora, Manvi Sharma, Huixin Wu, and Yuanyuan Li. These collaborations highlight a diverse research network contributing to studies in epigenetics and related fields.

Best Publications

  • Activity, function, and gene regulation of the catalytic subunit of telomerase (hTERT).

    Joseph C Poole;Lucy G Andrews;Trygve O Tollefsbol

  • Epigenetic diet: impact on the epigenome and cancer

    Tabitha M Hardy;Trygve O Tollefsbol

  • The impact of metabolism on DNA methylation

    Clayton L. Ulrey;Liang Liu;Lucy G. Andrews;Trygve O. Tollefsbol

  • Sulforaphane causes epigenetic repression of hTERT expression in human breast cancer cell lines.

    Syed M. Meeran;Shweta N. Patel;Trygve O. Tollefsbol

  • DNA methylation detection: bisulfite genomic sequencing analysis

    Yuanyuan Li;Trygve O. Tollefsbol

  • Gene-Environment Interactions and Epigenetic Basis of Human Diseases

    Liang Liu;Yuanyuan Li;Trygve O. Tollefsbol

  • Influences of diet and the gut microbiome on epigenetic modulation in cancer and other diseases

    Bidisha Paul;Stephen Barnes;Wendy Demark-Wahnefried;Casey Morrow

  • Regulation of the human catalytic subunit of telomerase (hTERT).

    Michael Daniel;Gregory W. Peek;Trygve O. Tollefsbol

  • Impact on DNA methylation in cancer prevention and therapy by bioactive dietary components.

    Yuanyuan Li;Trygve O. Tollefsbol

  • Epigenetic targets of bioactive dietary components for cancer prevention and therapy

    Syed M. Meeran;Amiya Ahmed;Trygve O. Tollefsbol

  • Epigenetic and genetic mechanisms contribute to telomerase inhibition by EGCG

    Joel B. Berletch;Canhui Liu;William K. Love;Lucy G. Andrews

  • Thy-1 promoter hypermethylation: a novel epigenetic pathogenic mechanism in pulmonary fibrosis.

    Yan Y. Sanders;Annie Pardo;Moisés Selman;Gerard J. Nuovo

  • Transcriptional control of the DNA methyltransferases is altered in aging and neoplastically-transformed human fibroblasts.

    Mark A. Casillas;Nadejda Lopatina;Lucy G. Andrews;Trygve O. Tollefsbol

  • Aging, cancer and nutrition: the DNA methylation connection

    Liang Liu;Rebecca C. Wylie;Lucy G. Andrews;Trygve O. Tollefsbol

  • EGCG down-regulates telomerase in human breast carcinoma MCF-7 cells, leading to suppression of cell viability and induction of apoptosis.

    Anshu Mittal;Mitchell S Pate;Rebecca C Wylie;Trygve O Tollefsbol

  • Epigenetic regulation of caloric restriction in aging

    Yuanyuan Li;Michael Daniel;Trygve O Tollefsbol

  • Genistein depletes telomerase activity through cross-talk between genetic and epigenetic mechanisms.

    Yuanyuan Li;Liang Liu;Lucy G. Andrews;Trygve O. Tollefsbol

  • Synergistic epigenetic reactivation of estrogen receptor-α (ERα) by combined green tea polyphenol and histone deacetylase inhibitor in ERα-negative breast cancer cells

    Yuanyuan Li;Yih-Ying Yuan;Syed M Meeran;Trygve O Tollefsbol

  • Differential maintenance and de novo methylating activity by three DNA methyltransferases in aging and immortalized fibroblasts.

    Nadejda Lopatina;Joyce F. Haskell;Lucy G. Andrews;Joseph C. Poole

  • Polyphenols and Aging

    Brannon L Queen;Trygve O Tollefsbol

Frequent Co-Authors

Harvey J. Cohen
Harvey J. Cohen Duke University
Santosh K. Katiyar
Santosh K. Katiyar University of Alabama at Birmingham
Clyde A. Hutchison
Clyde A. Hutchison J. Craig Venter Institute
Casey D. Morrow
Casey D. Morrow University of Alabama at Birmingham
Stephen Barnes
Stephen Barnes University of Alabama at Birmingham
Ronald D. Alvarez
Ronald D. Alvarez Vanderbilt University Medical Center
Ali Ahmed
Ali Ahmed Georgetown University
Charles N. Landen
Charles N. Landen University of Virginia
James S. Hagood
James S. Hagood University of North Carolina at Chapel Hill
Toshikazu Ushijima
Toshikazu Ushijima National Cancer Centre

External Links

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Best Scientists Citing Trygve O. Tollefsbol

Magnus Björkholm

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Publications: 33

James S. Hagood

James S. Hagood

University of North Carolina at Chapel Hill

Publications: 28

Santosh K. Katiyar

Santosh K. Katiyar

University of Alabama at Birmingham

Publications: 25

Victor J. Thannickal

Victor J. Thannickal

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Publications: 16

Fermín I. Milagro

Fermín I. Milagro

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Publications: 15

Roderick H. Dashwood

Roderick H. Dashwood

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Publications: 15

Min-Hsiung Pan

Min-Hsiung Pan

National Taiwan University

Publications: 14

David E. Williams

David E. Williams

Oregon State University

Publications: 14

Mario F. Fraga

Mario F. Fraga

University of Oviedo

Publications: 14

Ah-Ng Tony Kong

Ah-Ng Tony Kong

Rutgers, The State University of New Jersey

Publications: 14

Andrea Baccarelli

Andrea Baccarelli

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Publications: 13

Junko Oshima

Junko Oshima

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Publications: 13

Daniel L.A. van den Hove

Daniel L.A. van den Hove

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Publications: 13

Sang-Woon Choi

Sang-Woon Choi

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George M. Martin

George M. Martin

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Emily Ho

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