World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
90
Citations
28317
World Ranking
12249
National Ranking
663

Neuroscience

D-Index
90
Citations
27697
World Ranking
1116
National Ranking
91

Helmut L. Haas 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 Helmut L. Haas 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: 300 publications — 82nd percentile

82% of scientists in this discipline score the same or lower.

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

Helmut L. Haas 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 Helmut L. Haas 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: 90 D-Index — 89th percentile

89% of scientists in this discipline score the same or lower.

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

Overview

Helmut L. Haas is affiliated with Heinrich Heine University Düsseldorf in Germany. Their research spans multiple fields, focusing primarily on immunology, microbiology, and neuroscience.

Their main fields of study include:

  • Immunology and Microbiology
  • Neuroscience

Within these domains, their subfields of study cover areas such as immunology, sensory systems, general health professions, immunology and allergy, and molecular biology.

Notable research topics investigated by Haas include:

  • Mast cells and histamine
  • Olfactory and Sensory Function Studies
  • Allergic Rhinitis and Sensitization
  • Polyamine Metabolism and Applications
  • COVID-19 and healthcare impacts
  • Telemedicine and Telehealth Implementation
  • Patient Satisfaction in Healthcare

Haas has co-authored publications with several frequent collaborators, including:

  • Holger Stark
  • Olga A. Sergeeva
  • Paul L. Chazot
  • Marlon Cowart
  • Hiroyuki Fukui

Their work has appeared in various scientific venues such as:

  • IUPHAR/BPS Guide to Pharmacology CITE
  • European Urology Open Science
  • Neuropharmacology
  • Die Urologie
  • Inflammation Research

Recent publications authored or co-authored by Helmut L. Haas include:

  • Versorgungsstruktur der ambulanten Urologie in Deutschland, 2023, Die Urologie
  • Telemedicine in Urology: Where Have We Been and Where Are We Heading?, 2023, European Urology Open Science
  • Histamine receptors in GtoPdb v.2023.1, 2023, IUPHAR/BPS Guide to Pharmacology CITE
  • Histamine receptors in GtoPdb v.2021.3, 2021, IUPHAR/BPS Guide to Pharmacology CITE
  • OLHA (N-oleoylhistamine) modulates activity of mouse brain histaminergic neurons, 2022, Neuropharmacology

Best Publications

  • Histamine in the Nervous System

    Helmut L. Haas;Olga A. Sergeeva;Oliver Selbach

  • The physiology of brain histamine.

    Ritchie E. Brown;David R. Stevens;Helmut L. Haas

  • International Union of Pharmacology. XIII. Classification of Histamine Receptors

    S. J. Hill;C. R. Ganellin;H. Timmerman;J. C. Schwartz

  • The role of histamine and the tuberomamillary nucleus in the nervous system

    Helmut Haas;Pertti Panula

  • Excitation of Ventral Tegmental Area Dopaminergic and Nondopaminergic Neurons by Orexins/Hypocretins

    Tatiana M. Korotkova;Olga A. Sergeeva;Krister S. Eriksson;Helmut L. Haas

  • Orexin/Hypocretin Excites the Histaminergic Neurons of the Tuberomammillary Nucleus

    Krister S. Eriksson;Olga Sergeeva;Ritchie E. Brown;Helmut L. Haas

  • International Union of Basic and Clinical Pharmacology. XCVIII. Histamine Receptors

    Pertti Panula;Paul L. Chazot;Marlon Cowart;Ralf Gutzmer

  • Hypothalamic changes during the immune response.

    Besedovsky H;Sorkin E;Felix D;Haas H

  • Synchronized bursting of CA1 hippocampal pyramidal cells in the absence of synaptic transmission

    J. G. R. Jefferys;J. G. R. Jefferys;H. L. Haas

  • Histamine and noradrenaline decrease calcium-activated potassium conductance in hippocampal pyramidal cells

    Helmut L. Haas;Arthur Konnerth

  • Comparison of the actions of adenosine at pre‐ and postsynaptic receptors in the rat hippocampus in vitro.

    S M Thompson;H L Haas;B H Gähwiler

  • Omega-1, a glycoprotein secreted by Schistosoma mansoni eggs, drives Th2 responses.

    Bart Everts;Georgia Perona-Wright;Hermelijn H. Smits;Cornelis H. Hokke

  • A simple perfusion chamber for the study of nervous tissue slices in vitro

    H.L. Haas;B. Schaerer;M. Vosmansky

  • Convergent Excitation of Dorsal Raphe Serotonin Neurons by Multiple Arousal Systems (Orexin/Hypocretin, Histamine and Noradrenaline)

    Ritchie E. Brown;Olga A. Sergeeva;Krister S. Eriksson;Helmut L. Haas

  • The human basophil: a new appreciation of its role in immune responses.

    Franco H. Falcone;Helmut Haas;Bernhard F. Gibbs

  • Orexin A excites serotonergic neurons in the dorsal raphe nucleus of the rat.

    Ritchie E. Brown;Olga Sergeeva;Krister S. Eriksson;Helmut L. Haas

  • Loss of the limbic mineralocorticoid receptor impairs behavioral plasticity

    Stefan Berger;David P. Wolfer;Oliver Selbach;Heike Alter

  • The electrophysiology of adenosine in the mammalian central nervous system.

    R.W. Greene;H.L. Haas

  • Schistosome-derived omega-1 drives Th2 polarization by suppressing protein synthesis following internalization by the mannose receptor

    Bart Everts;Leonie Hussaarts;Nicole N. Driessen;Moniek H.J. Meevissen

  • Low-calcium field burst discharges of CA1 pyramidal neurones in rat hippocampal slices.

    H L Haas;J G Jefferys

Frequent Co-Authors

Olga A. Sergeeva
Olga A. Sergeeva Heinrich Heine University Düsseldorf
Ritchie E. Brown
Ritchie E. Brown Harvard University
Jian-Sheng Lin
Jian-Sheng Lin Claude Bernard University Lyon 1
Michael J. Doenhoff
Michael J. Doenhoff University of Nottingham
Robert W. Greene
Robert W. Greene The University of Texas Southwestern Medical Center
Joseph P. Huston
Joseph P. Huston Heinrich Heine University Düsseldorf
Cornelis H. Hokke
Cornelis H. Hokke Leiden University Medical Center
David O. Carpenter
David O. Carpenter University at Albany, State University of New York
Michael Huber
Michael Huber University of Zurich
David W. Dunne
David W. Dunne University of Cambridge

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