World's Best Scientists 2026 revealed!
Conrad E. Johanson

Conrad E. Johanson

D-Index & Metrics

Neuroscience

D-Index
61
Citations
12459
World Ranking
3696
National Ranking
1695

Conrad E. Johanson publication distribution in Neuroscience in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Neuroscience in 2026. The highlighted bar marks where Conrad E. Johanson sits on this spectrum.

38–47 publications: 18 scientists 48–57 publications: 79 scientists 58–67 publications: 193 scientists 68–77 publications: 323 scientists 78–87 publications: 406 scientists 88–97 publications: 452 scientists 98–107 publications: 539 scientists 108–117 publications: 505 scientists 118–127 publications: 522 scientists 128–137 publications: 469 scientists 138–147 publications: 456 scientists 148–157 publications: 459 scientists 158–167 publications: 397 scientists 168–177 publications: 383 scientists 178–187 publications: 350 scientists 188–197 publications: 302 scientists 198–207 publications: 306 scientists 208–217 publications: 262 scientists 218–227 publications: 242 scientists 228–237 publications: 220 scientists 238–247 publications: 203 scientists 248–257 publications: 174 scientists 258–267 publications: 176 scientists 268–277 publications: 175 scientists 278–287 publications: 125 scientists 288–297 publications: 116 scientists 298–307 publications: 127 scientists 308–317 publications: 128 scientists 318–327 publications: 99 scientists 328–337 publications: 89 scientists 338–347 publications: 78 scientists 348–357 publications: 96 scientists 358–367 publications: 66 scientists 368–377 publications: 59 scientists 378–387 publications: 65 scientists 388–397 publications: 54 scientists 398–407 publications: 48 scientists 408–417 publications: 49 scientists 418–427 publications: 34 scientists 428–437 publications: 31 scientists 438–447 publications: 30 scientists 448–457 publications: 31 scientists 458–467 publications: 36 scientists 468–477 publications: 40 scientists 478–487 publications: 35 scientists 488–497 publications: 30 scientists 498–507 publications: 23 scientists 508–517 publications: 26 scientists 518–527 publications: 20 scientists 528–537 publications: 23 scientists 538–547 publications: 20 scientists 548–557 publications: 20 scientists 558–567 publications: 17 scientists 568–577 publications: 14 scientists 578–587 publications: 20 scientists 588–597 publications: 20 scientists 598–607 publications: 19 scientists 608–617 publications: 18 scientists 618–627 publications: 17 scientists 628–637 publications: 11 scientists 638–647 publications: 11 scientists 648–657 publications: 11 scientists 658–667 publications: 8 scientists 668–677 publications: 7 scientists 678–687 publications: 11 scientists 688–697 publications: 10 scientists 698–707 publications: 4 scientists 708–717 publications: 6 scientists 718–727 publications: 5 scientists 728–737 publications: 5 scientists 738–747 publications: 9 scientists 748–757 publications: 9 scientists 758–767 publications: 3 scientists 768–777 publications: 7 scientists 778–787 publications: 7 scientists 788–797 publications: 6 scientists 798–807 publications: 2 scientists 808–817 publications: 2 scientists 818–827 publications: 7 scientists 828–837 publications: 0 scientists 838–847 publications: 9 scientists 848–857 publications: 3 scientists 858–867 publications: 1 scientists 868–877 publications: 3 scientists 878–886 publications: 6 scientists 887+ publications: 100 scientists
38 publications 887+

This scientist: 196 publications — 61st percentile

61% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 887 publications or more.

Conrad E. Johanson D-index placement in Neuroscience in 2026

The chart shows the D-index (discipline H-index) distribution of Neuroscience scientists ranked by Research.com in 2026. The highlighted bar marks where Conrad E. Johanson sits on this spectrum.

30–31 D-Index: 42 scientists 32–33 D-Index: 172 scientists 34–35 D-Index: 296 scientists 36–37 D-Index: 435 scientists 38–39 D-Index: 459 scientists 40–41 D-Index: 456 scientists 42–43 D-Index: 467 scientists 44–45 D-Index: 478 scientists 46–47 D-Index: 512 scientists 48–49 D-Index: 435 scientists 50–51 D-Index: 425 scientists 52–53 D-Index: 418 scientists 54–55 D-Index: 392 scientists 56–57 D-Index: 357 scientists 58–59 D-Index: 334 scientists 60–61 D-Index: 328 scientists 62–63 D-Index: 260 scientists 64–65 D-Index: 278 scientists 66–67 D-Index: 239 scientists 68–69 D-Index: 250 scientists 70–71 D-Index: 210 scientists 72–73 D-Index: 200 scientists 74–75 D-Index: 189 scientists 76–77 D-Index: 170 scientists 78–79 D-Index: 146 scientists 80–81 D-Index: 113 scientists 82–83 D-Index: 126 scientists 84–85 D-Index: 100 scientists 86–87 D-Index: 84 scientists 88–89 D-Index: 99 scientists 90–91 D-Index: 84 scientists 92–93 D-Index: 85 scientists 94–95 D-Index: 72 scientists 96–97 D-Index: 76 scientists 98–99 D-Index: 45 scientists 100–101 D-Index: 49 scientists 102–103 D-Index: 43 scientists 104–105 D-Index: 32 scientists 106–107 D-Index: 45 scientists 108–109 D-Index: 50 scientists 110–111 D-Index: 32 scientists 112–113 D-Index: 39 scientists 114–115 D-Index: 32 scientists 116–117 D-Index: 29 scientists 118–119 D-Index: 27 scientists 120–121 D-Index: 19 scientists 122–123 D-Index: 23 scientists 124–125 D-Index: 27 scientists 126–127 D-Index: 16 scientists 128–129 D-Index: 24 scientists 130–131 D-Index: 13 scientists 132–133 D-Index: 21 scientists 134–135 D-Index: 17 scientists 136–137 D-Index: 14 scientists 138–139 D-Index: 15 scientists 140–141 D-Index: 10 scientists 142–143 D-Index: 10 scientists 144–145 D-Index: 13 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 8 scientists 150–151 D-Index: 6 scientists 152–153 D-Index: 6 scientists 154–155 D-Index: 7 scientists 156–157 D-Index: 7 scientists 158–159 D-Index: 10 scientists 160–161 D-Index: 4 scientists 162 D-Index: 8 scientists 163+ D-Index: 100 scientists
30 D-Index 163+

This scientist: 61 D-Index — 63rd percentile

63% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 163 D-Index or more.

Overview

Conrad E. Johanson is affiliated with Brown University in the United States. Their research spans multiple areas within neuroscience and medicine, focusing on several key topics related to neurological development and disorders.

The main fields of study for Johanson include:

  • Neuroscience
  • Medicine

Their work extends into subfields such as:

  • Cellular and Molecular Neuroscience
  • Pediatrics, Perinatology and Child Health
  • Developmental Neuroscience
  • Genetics
  • Neurology

Johanson's research concentrates on significant topics including:

  • Cerebrospinal fluid and hydrocephalus
  • Fetal and Pediatric Neurological Disorders
  • Neurogenesis and neuroplasticity mechanisms
  • Genetic and Kidney Cyst Diseases
  • Traumatic Brain Injury and Neurovascular Disturbances

Recent publications by Johanson highlight their contributions to understanding neurological conditions and therapeutic approaches. Notable papers include:

  • "Neural stem cell therapy of foetal onset hydrocephalus using the HTx rat as experimental model," 2020, published in Cell and Tissue Research
  • "Organ Culture and Grafting of Choroid Plexus into the Ventricular CSF of Normal and Hydrocephalic HTx Rats," 2020, published in Journal of Neuropathology & Experimental Neurology

Johanson frequently collaborates with other researchers, reflecting a broad network of scientific cooperation. Frequent co-authors include:

  • Karin Vío
  • Esteban M. Rodríguez
  • Roberto Henzi
  • Clara Jara
  • James P. McAllister

Their work has been published in venues such as:

  • Cell and Tissue Research
  • Journal of Neuropathology & Experimental Neurology

Best Publications

  • Multiplicity of cerebrospinal fluid functions: New challenges in health and disease

    Conrad E Johanson;John A Duncan;Petra M Klinge;Thomas Brinker

  • RAGE, LRP-1, and amyloid-beta protein in Alzheimer’s disease

    John E. Donahue;Stephanie L. Flaherty;Conrad E. Johanson;John A. Duncan

  • Strategies to advance translational research into brain barriers

    Edward Neuwelt;N Joan Abbott;Lauren Abrey;William A Banks

  • Microvascular injury and blood-brain barrier leakage in Alzheimer's disease.

    B.D. Zipser;C.E. Johanson;L. Gonzalez;T.M. Berzin

  • Chemotherapy delivery issues in central nervous system malignancy: a reality check.

    Leslie L. Muldoon;Carole Soussain;Kristoph Jahnke;Conrad Johanson

  • A balanced view of the cerebrospinal fluid composition and functions: Focus on adult humans

    Reynold Spector;S. Robert Snodgrass;Conrad E. Johanson

  • The mammalian choroid plexus.

    Reynold Spector;Conrad E. Johanson

  • The Blood–Cerebrospinal Fluid Barrier: Structure and Functional Significance

    Conrad E. Johanson;Edward G. Stopa;Paul N. McMillan

  • Alzheimer's Therapeutics Targeting Amyloid Beta 1–42 Oligomers I: Abeta 42 Oligomer Binding to Specific Neuronal Receptors Is Displaced by Drug Candidates That Improve Cognitive Deficits

    Nicholas J. Izzo;Agnes Staniszewski;Lillian To;Mauro Fa

  • A balanced view of choroid plexus structure and function: Focus on adult humans.

    Reynold Spector;Richard F. Keep;S. Robert Snodgrass;Quentin R. Smith

  • Hippocampal RAGE Immunoreactivity in Early and Advanced Alzheimer’s Disease

    Miles C. Miller;Rosemarie Tavares;Conrad E. Johanson;Virginia Hovanesian

  • Amyloid efflux transporter expression at the blood-brain barrier declines in normal aging.

    Gerald D. Silverberg;Arthur A. Messier;Miles C. Miller;Jason T. Machan

  • Vitamin transport and homeostasis in mammalian brain: focus on Vitamins B and E.

    Reynold Spector;Conrad E. Johanson

  • Peptide and peptide analog transport systems at the blood-CSF barrier.

    David E. Smith;Conrad E. Johanson;Richard F. Keep

  • Permeability and vascularity of the developing brain: cerebellum vs cerebral cortex

    Conrad E. Johanson

  • Enhanced prospects for drug delivery and brain targeting by the choroid plexus-CSF route.

    Conrad E. Johanson;John A. Duncan;Edward G. Stopa;Andrew Baird

  • Differential neuronal and astrocytic expression of transforming growth factor beta isoforms in rat hippocampus following transient forebrain ischemia

    N.W. Knuckey;N.W. Knuckey;P. Finch;P. Finch;D.E. Palm;D.E. Palm;M.J. Primiano;M.J. Primiano

  • Amyloid-beta transporter expression at the blood-CSF barrier is age-dependent

    Crissey L. Pascale;Miles C. Miller;Catherine Chiu;Matthew Boylan

  • Choroid plexus dysfunction impairs beta-amyloid clearance in a triple transgenic mouse model of Alzheimer's disease.

    Ibrahim González-Marrero;Lydia Giménez-Llort;Conrad E. Johanson;Emilia María Carmona-Calero

  • Traumatic brain injury and recovery mechanisms: peptide modulation of periventricular neurogenic regions by the choroid plexus–CSF nexus

    Conrad Johanson;Edward Stopa;Andrew Baird;Hari Sharma

  • Amyloid deposition and influx transporter expression at the blood-brain barrier increase in normal aging.

    Gerald D. Silverberg;Miles C. Miller;Arthur A. Messier;Samir Majmudar

Frequent Co-Authors

Edward G. Stopa
Edward G. Stopa Brown University
Andrew Baird
Andrew Baird University of California, San Diego
Dixon M. Woodbury
Dixon M. Woodbury University of Utah
Hari Shanker Sharma
Hari Shanker Sharma Uppsala University
James P. McAllister
James P. McAllister Washington University in St. Louis
Suzanne M. de la Monte
Suzanne M. de la Monte Brown University
Michael P. Vitek
Michael P. Vitek Duke University
Raul Coimbra
Raul Coimbra Riverside University Health System - Medical Center
Richard F. Keep
Richard F. Keep University of Michigan–Ann Arbor
Ronald A. Cohen
Ronald A. Cohen University of Florida

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