World's Best Scientists 2026 revealed!

D-Index & Metrics

Biology and Biochemistry

D-Index
70
Citations
16732
World Ranking
7039
National Ranking
3238

Dennis R. Grayson 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 Dennis R. Grayson 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: 413 scientists 97–106 publications: 546 scientists 107–116 publications: 704 scientists 117–126 publications: 848 scientists 127–136 publications: 980 scientists 137–146 publications: 942 scientists 147–156 publications: 969 scientists 157–166 publications: 949 scientists 167–176 publications: 951 scientists 177–186 publications: 915 scientists 187–196 publications: 787 scientists 197–206 publications: 840 scientists 207–216 publications: 733 scientists 217–226 publications: 708 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: 417 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: 196 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: 59 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: 162 publications — 32nd percentile

32% of scientists in this discipline score the same or lower.

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

Dennis R. Grayson 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 Dennis R. Grayson sits on this spectrum.

40–41 D-Index: 80 scientists 42–43 D-Index: 183 scientists 44–45 D-Index: 316 scientists 46–47 D-Index: 504 scientists 48–49 D-Index: 718 scientists 50–51 D-Index: 899 scientists 52–53 D-Index: 1,025 scientists 54–55 D-Index: 1,149 scientists 56–57 D-Index: 1,235 scientists 58–59 D-Index: 1,253 scientists 60–61 D-Index: 1,162 scientists 62–63 D-Index: 1,130 scientists 64–65 D-Index: 1,031 scientists 66–67 D-Index: 897 scientists 68–69 D-Index: 814 scientists 70–71 D-Index: 714 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: 71 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: 70 D-Index — 65th percentile

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

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

Overview

Dennis R. Grayson is affiliated with the University of Illinois at Chicago in the United States. Their research primarily focuses on the intersection of molecular biology, genetics, neuroscience, and medicine, with a strong emphasis on epigenetics and neurobiological mechanisms underlying neurodevelopmental and neuropsychiatric disorders.

Their work spans several specialized subfields, including molecular biology, genetics, neurology, biological psychiatry, and cellular and molecular neuroscience. Main topics researched include epigenetics and DNA methylation, genetics related to neurodevelopmental disorders, neuroinflammation and neurodegeneration mechanisms, tryptophan metabolism and brain disorders, neuroscience and neuropharmacology, autism spectrum disorder, and stress responses involving cortisol.

Recent significant papers authored or co-authored by Grayson include:

  • Transcriptomics identifies STAT3 as a key regulator of hippocampal gene expression and anhedonia during withdrawal from chronic alcohol exposure, 2021, published in Translational Psychiatry
  • Methylation and expression of glucocorticoid receptor exon-1 variants and FKBP5 in teenage suicide-completers, 2023, published in Translational Psychiatry
  • Epigenetic Regulation of GABAergic Neurotransmission and Neurosteroid Biosynthesis in Alcohol Use Disorder, 2020, published in The International Journal of Neuropsychopharmacology
  • Unraveling the epigenomic and transcriptomic interplay during alcohol-induced anxiolysis, 2022, published in Molecular Psychiatry
  • Concordance of Immune-Related Markers in Lymphocytes and Prefrontal Cortex in Schizophrenia, 2021, published in Schizophrenia Bulletin Open

Grayson collaborates frequently with other researchers in their field. Notable co-authors with whom they have multiple publications include:

  • Alessandro Guidotti
  • Jacob Peedicayil
  • Subhash C. Pandey
  • Eleonora Gatta
  • Jenny Drnevich

Their research is frequently published in journals such as Translational Psychiatry, Alcohol, Clinical Lymphoma Myeloma & Leukemia, The International Journal of Neuropsychopharmacology, and Molecular Psychiatry, reflecting a range of interests from molecular neuroscience to clinical implications of psychiatric disorders.

Best Publications

  • Decrease in reelin and glutamic acid decarboxylase67 (GAD67) expression in schizophrenia and bipolar disorder: A postmortem brain study

    Alessandro Guidotti;James Auta;John M. Davis;Valeria DiGiorgi Gerevini

  • Multiple hepatocyte-enriched nuclear factors function in the regulation of transthyretin and alpha 1-antitrypsin genes.

    R. H. Costa;Dennis R. Grayson;J. E. Darnell

  • Reelin promoter hypermethylation in schizophrenia.

    Dennis R. Grayson;Xiaomei Jia;Ying Chen;Rajiv P. Sharma

  • Altering the course of schizophrenia: progress and perspectives

    Mark J. Millan;Annie Andrieux;George Bartzokis;Kristin Cadenhead

  • An epigenetic mouse model for molecular and behavioral neuropathologies related to schizophrenia vulnerability

    L. Tremolizzo;G. Carboni;W. B. Ruzicka;C. P. Mitchell

  • DNA-methyltransferase 1 mRNA is selectively overexpressed in telencephalic GABAergic interneurons of schizophrenia brains.

    M. Veldic;H. J. Caruncho;W. S. Liu;J. Davis

  • Developmental and mature expression of full-length and truncated TrkB receptors in the rat forebrain.

    Robert H. Fryer;David R. Kaplan;Stuart C. Feinstein;Monte J. Radeke

  • GABAergic dysfunction in schizophrenia: new treatment strategies on the horizon

    Alessandro Guidotti;James Auta;John M. Davis;Erbo Dong

  • Clozapine and sulpiride but not haloperidol or olanzapine activate brain DNA demethylation

    E. Dong;M. Nelson;D. R. Grayson;E. Costa

  • On the epigenetic regulation of the human reelin promoter

    Ying Chen;Rajiv P. Sharma;Robert H. Costa;Erminio Costa

  • The Dynamics of DNA Methylation in Schizophrenia and Related Psychiatric Disorders

    Dennis R Grayson;Alessandro Guidotti

  • Valproate corrects the schizophrenia-like epigenetic behavioral modifications induced by methionine in mice.

    Lucio Tremolizzo;Mohemed Salim Doueiri;Erbo Dong;Dennis R. Grayson

  • Epigenetic modifications of GABAergic interneurons are associated with the schizophrenia-like phenotype induced by prenatal stress in mice.

    Francesco Matrisciano;Patricia Tueting;Ishani Dalal;Bashkim Kadriu

  • Chronic ethanol consumption differentially alters the expression of gamma-aminobutyric acidA receptor subunit mRNAs in rat cerebral cortex: competitive, quantitative reverse transcriptase-polymerase chain reaction analysis.

    L L Devaud;F D Smith;D R Grayson;A L Morrow

  • Selective epigenetic alteration of layer I GABAergic neurons isolated from prefrontal cortex of schizophrenia patients using laser-assisted microdissection.

    W B Ruzicka;A Zhubi;M Veldic;D R Grayson

  • Histone hyperacetylation induces demethylation of reelin and 67-kDa glutamic acid decarboxylase promoters

    E. Dong;A. Guidotti;D. R. Grayson;E. Costa

  • Reelin and glutamic acid decarboxylase67 promoter remodeling in an epigenetic methionine-induced mouse model of schizophrenia

    E. Dong;R. C. Agis-Balboa;M. V. Simonini;D. R. Grayson

  • A liver-specific DNA-binding protein recognizes multiple nucleotide sites in regulatory regions of transthyretin, alpha 1-antitrypsin, albumin, and simian virus 40 genes

    Robert H. Costa;Dennis R. Grayson;Kleanthis G. Xanthopoulos;James E. Darnell

  • Dendritic spine hypoplasticity and downregulation of reelin and GABAergic tone in schizophrenia vulnerability.

    Erminio Costa;John Davis;Dennis R. Grayson;Alessandro Guidotti

  • Reelin gene alleles and susceptibility to autism spectrum disorders

    H Zhang;X Liu;C Zhang;E Mundo;E Mundo

Frequent Co-Authors

Alessandro Guidotti
Alessandro Guidotti University of Illinois at Chicago
John M. Davis
John M. Davis University of Illinois at Chicago
Robert H. Costa
Robert H. Costa University of Illinois at Chicago
James E. Darnell
James E. Darnell Rockefeller University
Graziano Pinna
Graziano Pinna University of Illinois at Chicago
Stefano Vicini
Stefano Vicini Georgetown University Medical Center
David M. Armstrong
David M. Armstrong National Institutes of Health
Henry Sershen
Henry Sershen New York University
Milos D. Ikonomovic
Milos D. Ikonomovic University of Pittsburgh
Edwin H. Cook
Edwin H. Cook University of Illinois at Chicago

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