World's Best Scientists 2026 revealed!
Bertil B. Fredholm

Bertil B. Fredholm

Award Badge
Medicine
Sweden
2023

D-Index & Metrics

Medicine

D-Index
125
Citations
62889
World Ranking
3078
National Ranking
60

Bertil B. Fredholm publication distribution in Medicine in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Medicine in 2026. The highlighted bar marks where Bertil B. Fredholm sits on this spectrum.

101–120 publications: 5 scientists 121–140 publications: 26 scientists 141–160 publications: 73 scientists 161–180 publications: 155 scientists 181–200 publications: 230 scientists 201–220 publications: 363 scientists 221–240 publications: 487 scientists 241–260 publications: 545 scientists 261–280 publications: 722 scientists 281–300 publications: 768 scientists 301–320 publications: 834 scientists 321–340 publications: 895 scientists 341–360 publications: 922 scientists 361–380 publications: 838 scientists 381–400 publications: 861 scientists 401–420 publications: 918 scientists 421–440 publications: 806 scientists 441–460 publications: 771 scientists 461–480 publications: 751 scientists 481–500 publications: 713 scientists 501–520 publications: 617 scientists 521–540 publications: 611 scientists 541–560 publications: 537 scientists 561–580 publications: 504 scientists 581–600 publications: 509 scientists 601–620 publications: 396 scientists 621–640 publications: 386 scientists 641–660 publications: 371 scientists 661–680 publications: 340 scientists 681–700 publications: 336 scientists 701–720 publications: 307 scientists 721–740 publications: 259 scientists 741–760 publications: 230 scientists 761–780 publications: 228 scientists 781–800 publications: 217 scientists 801–820 publications: 204 scientists 821–840 publications: 186 scientists 841–860 publications: 177 scientists 861–880 publications: 155 scientists 881–900 publications: 139 scientists 901–920 publications: 145 scientists 921–940 publications: 116 scientists 941–960 publications: 133 scientists 961–980 publications: 91 scientists 981–1,000 publications: 96 scientists 1,001–1,020 publications: 77 scientists 1,021–1,040 publications: 70 scientists 1,041–1,060 publications: 63 scientists 1,061–1,080 publications: 77 scientists 1,081–1,100 publications: 49 scientists 1,101–1,120 publications: 54 scientists 1,121–1,140 publications: 49 scientists 1,141–1,160 publications: 51 scientists 1,161–1,180 publications: 35 scientists 1,181–1,200 publications: 39 scientists 1,201–1,220 publications: 26 scientists 1,221–1,240 publications: 37 scientists 1,241–1,260 publications: 36 scientists 1,261–1,280 publications: 27 scientists 1,281–1,300 publications: 32 scientists 1,301–1,320 publications: 28 scientists 1,321–1,340 publications: 17 scientists 1,341–1,360 publications: 30 scientists 1,361–1,380 publications: 28 scientists 1,381–1,400 publications: 17 scientists 1,401–1,420 publications: 21 scientists 1,421–1,440 publications: 15 scientists 1,441–1,460 publications: 12 scientists 1,461–1,480 publications: 12 scientists 1,481–1,500 publications: 18 scientists 1,501–1,520 publications: 14 scientists 1,521–1,540 publications: 17 scientists 1,541–1,560 publications: 15 scientists 1,561–1,580 publications: 6 scientists 1,581–1,600 publications: 2 scientists 1,601–1,620 publications: 12 scientists 1,621–1,640 publications: 11 scientists 1,641–1,660 publications: 8 scientists 1,661–1,680 publications: 5 scientists 1,681–1,700 publications: 5 scientists 1,701–1,720 publications: 10 scientists 1,721–1,740 publications: 12 scientists 1,741–1,760 publications: 14 scientists 1,761–1,780 publications: 6 scientists 1,781–1,795 publications: 5 scientists 1,796+ publications: 100 scientists
101 publications 1,796+

This scientist: 630 publications — 75th percentile

75% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,796 publications or more.

Bertil B. Fredholm D-index placement in Medicine in 2026

The chart shows the D-index (discipline H-index) distribution of Medicine scientists ranked by Research.com in 2026. The highlighted bar marks where Bertil B. Fredholm sits on this spectrum.

70–71 D-Index: 226 scientists 72–73 D-Index: 391 scientists 74–75 D-Index: 574 scientists 76–77 D-Index: 730 scientists 78–79 D-Index: 891 scientists 80–81 D-Index: 972 scientists 82–83 D-Index: 1,027 scientists 84–85 D-Index: 1,003 scientists 86–87 D-Index: 960 scientists 88–89 D-Index: 970 scientists 90–91 D-Index: 922 scientists 92–93 D-Index: 839 scientists 94–95 D-Index: 808 scientists 96–97 D-Index: 779 scientists 98–99 D-Index: 668 scientists 100–101 D-Index: 611 scientists 102–103 D-Index: 630 scientists 104–105 D-Index: 513 scientists 106–107 D-Index: 541 scientists 108–109 D-Index: 445 scientists 110–111 D-Index: 429 scientists 112–113 D-Index: 400 scientists 114–115 D-Index: 393 scientists 116–117 D-Index: 318 scientists 118–119 D-Index: 302 scientists 120–121 D-Index: 287 scientists 122–123 D-Index: 255 scientists 124–125 D-Index: 256 scientists 126–127 D-Index: 252 scientists 128–129 D-Index: 230 scientists 130–131 D-Index: 179 scientists 132–133 D-Index: 168 scientists 134–135 D-Index: 163 scientists 136–137 D-Index: 159 scientists 138–139 D-Index: 134 scientists 140–141 D-Index: 134 scientists 142–143 D-Index: 118 scientists 144–145 D-Index: 109 scientists 146–147 D-Index: 106 scientists 148–149 D-Index: 74 scientists 150–151 D-Index: 79 scientists 152–153 D-Index: 80 scientists 154–155 D-Index: 87 scientists 156–157 D-Index: 57 scientists 158–159 D-Index: 74 scientists 160–161 D-Index: 69 scientists 162–163 D-Index: 60 scientists 164–165 D-Index: 53 scientists 166–167 D-Index: 39 scientists 168–169 D-Index: 42 scientists 170–171 D-Index: 32 scientists 172–173 D-Index: 39 scientists 174–175 D-Index: 40 scientists 176–177 D-Index: 28 scientists 178–179 D-Index: 19 scientists 180–181 D-Index: 23 scientists 182–183 D-Index: 31 scientists 184–185 D-Index: 18 scientists 186–187 D-Index: 20 scientists 188–189 D-Index: 22 scientists 190–191 D-Index: 13 scientists 192–193 D-Index: 21 scientists 194–195 D-Index: 12 scientists 196–197 D-Index: 12 scientists 198–199 D-Index: 14 scientists 200–201 D-Index: 15 scientists 202–203 D-Index: 13 scientists 204–205 D-Index: 10 scientists 206–207 D-Index: 8 scientists 208–209 D-Index: 4 scientists 210–211 D-Index: 12 scientists 212–213 D-Index: 11 scientists 214–215 D-Index: 10 scientists 216 D-Index: 4 scientists 217+ D-Index: 98 scientists
70 D-Index 217+

This scientist: 125 D-Index — 85th percentile

85% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 217 D-Index or more.

Research.com Recognitions

  • 2023 - Research.com Medicine in Sweden Leader Award

Overview

Bertil B. Fredholm is affiliated with the Karolinska Institute in Sweden and specializes in research within Biochemistry, Genetics and Molecular Biology. Their work spans several related subfields, including Physiology, Molecular Biology, Neurology, Endocrine and Autonomic Systems, and Cellular and Molecular Neuroscience.

The scientist's research focuses extensively on topics such as Adenosine and Purinergic Signaling, Pharmacological Receptor Mechanisms and Effects, Receptor Mechanisms and Signaling, Vagus Nerve Stimulation Research, Neuroscience of respiration and sleep, as well as Neuropeptides and Animal Physiology.

Fredholm's recent publications include:

  • VI. Nomenclature and Classification of Purinoceptors (2020), published in UNC Libraries
  • Why target brain adenosine receptors? A historical perspective (2020), published in Parkinsonism & Related Disorders
  • Adenosine induces airway hyperresponsiveness through activation of A3 receptors on mast cells (2020), published in UNC Libraries
  • Adenosine receptors in GtoPdb v.2021.2 (2021), published in IUPHAR/BPS Guide to Pharmacology CITE
  • Adenosine receptors in GtoPdb v.2023.1 (2023), published in IUPHAR/BPS Guide to Pharmacology CITE

Service in academic collaboration is reflected in the frequent partnerships with other researchers, notably Kenneth A. Jacobson, Ulrich Schwabe, Bruno G. Frenguelli, Rebecca Hills, and Adriaan P. IJzerman.

Fredholm has contributed multiple articles to venues such as UNC Libraries, IUPHAR/BPS Guide to Pharmacology CITE, Parkinsonism & Related Disorders, and Purinergic Signalling, with UNC Libraries and IUPHAR/BPS Guide to Pharmacology CITE being the most frequent publication venues.

Best Publications

  • International Union of Pharmacology. XXV. Nomenclature and Classification of Adenosine Receptors

    Bertil B. Fredholm;Adriaan P. IJzerman;Kenneth A. Jacobson;Karl-Norbert Klotz

  • Actions of Caffeine in the Brain with Special Reference to Factors That Contribute to Its Widespread Use

    Bertil B. Fredholm;Karl Bättig;Janet Holmén;Astrid Nehlig

  • International Union of Basic and Clinical Pharmacology. LXXXI. Nomenclature and Classification of Adenosine Receptors—An Update

    Bertil B. Fredholm;Adriaan P. IJzerman;Kenneth A. Jacobson;Joel Linden

  • Adenosine receptors as drug targets — what are the challenges?

    Jiang-Fan Chen;Holger K. Eltzschig;Bertil B. Fredholm

  • Adenosine–dopamine receptor–receptor interactions as an integrative mechanism in the basal ganglia

    Sergi Ferré;Kjell Fuxe;Bertil B. Fredholm;Micaela Morelli

  • How does adenosine inhibit transmitter release

    B.B. Fredholm;T.V. Dunwiddie

  • Adenosine and Brain Function

    Bertil B Fredholm;Jiang-Fan Chen;Rodrigo A Cunha;Per Svenningsson

  • Adenosine, an endogenous distress signal, modulates tissue damage and repair

    B B Fredholm

  • Adenosine, Adenosine Receptors and the Actions of Caffeine

    Bertil B. Fredholm

  • Comparative pharmacology of human adenosine receptor subtypes – characterization of stably transfected receptors in CHO cells

    K N Klotz;J Hessling;J Hegler;Christer Owman

  • Structure and function of adenosine receptors and their genes

    Bertil B. Fredholm;Giulia Arslan;Linda Halldner;Björn Kull

  • Stimulation of high-affinity adenosine A2 receptors decreases the affinity of dopamine D2 receptors in rat striatal membranes.

    S Ferre;G von Euler;B Johansson;B B Fredholm

  • Adenosine A2A, but not A1, receptors mediate the arousal effect of caffeine

    Zhi-Li Huang;Wei-Min Qu;Naomi Eguchi;Jiang-Fan Chen

  • Modulation of neurotransmission by purine nucleotides and nucleosides.

    Bertil B. Fredholm;Per Hedqvist

  • Distribution, biochemistry and function of striatal adenosine A2A receptors

    Svenningsson P;Le Moine C;Fisone G;Fredholm Bb

  • Hyperalgesia, anxiety, and decreased hypoxic neuroprotection in mice lacking the adenosine A1 receptor

    Björn Johansson;Linda Halldner;Thomas V. Dunwiddie;Susan A. Masino

  • Signalling from adenosine receptors to mitogen-activated protein kinases

    Gunnar Schulte;Bertil B. Fredholm

  • Are methylxanthine effects due to antagonism of endogenous adenosine

    Bertil B. Fredholm

  • Neuroprotective role of adenosine in cerebral ischaemia.

    Karl A. Rudolphi;Peter Schubert;Fiona E. Parkinson;Bertil B. Fredholm

  • Perivascular peptides relax cerebral arteries concomitant with stimulation of cyclic adenosine monophosphate accumulation or release of an endothelium-derived relaxing factor in the cat.

    Lars Edvinsson;Bertil B. Fredholm;Edith Hamel;Inger Jansen

Frequent Co-Authors

Per Svenningsson
Per Svenningsson Karolinska Institute
Kjell Fuxe
Kjell Fuxe Karolinska Institute
Mikael Jondal
Mikael Jondal Karolinska Institute
Gunnar Schulte
Gunnar Schulte Karolinska Institute
Paul Hjemdahl
Paul Hjemdahl Karolinska University Hospital
Thomas V. Dunwiddie
Thomas V. Dunwiddie University of Colorado Anschutz Medical Campus
Jiang-Fan Chen
Jiang-Fan Chen Boston University
Bengt Persson
Bengt Persson Science for Life Laboratory
Kenneth A. Jacobson
Kenneth A. Jacobson National Institutes of Health
Rodrigo A. Cunha
Rodrigo A. Cunha University of Coimbra

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