World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
83
Citations
22154
World Ranking
15749
National Ranking
174

Kjell Någren 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 Kjell Någren 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: 610 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: 271 publications — 11th percentile

11% of scientists in this discipline score the same or lower.

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

Kjell Någren 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 Kjell Någren 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: 399 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: 83 D-Index — 24th percentile

24% of scientists in this discipline score the same or lower.

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

Overview

Kjell Någren is affiliated with Odense University Hospital in Denmark. Their research spans multiple disciplines, primarily within Medicine, Pharmacology, Toxicology and Pharmaceutics, and Physics and Astronomy.

The scientist's recent publication record includes the paper titled "30 years of [11C]methyl triflate", published in 2023 in the journal Applied Radiation and Isotopes. This work has been cited three times.

Coauthors who frequently collaborate with Kjell Någren include:

  • Ethan M. Jewett
  • Bruce H. Mock
  • G. Leonard Watkins

The primary research venues where Kjell Någren has published are:

  • Applied Radiation and Isotopes

Their main fields of study focus on:

  • Medicine
  • Pharmacology, Toxicology and Pharmaceutics
  • Physics and Astronomy

Within these areas, they specialize further into subfields such as:

  • Radiology, Nuclear Medicine and Imaging
  • Pharmaceutical Science
  • Radiation

Their research topics cover themes including:

  • Medical Imaging Techniques and Applications
  • Chemical Reactions and Isotopes
  • Radiation Detection and Scintillator Technologies

Best Publications

  • The A1 allele of the human D2 dopamine receptor gene predicts low D2 receptor availability in healthy volunteers.

    T Pohjalainen;J O Rinne;K Någren;P Lehikoinen

  • Conversion of amyloid positive and negative MCI to AD over 3 years An 11C-PIB PET study

    A. Okello;J. Koivunen;P. Edison;H. A. Archer

  • EANM procedure guidelines for PET brain imaging using [(18)F]FDG : version 2

    Andrea Varrone;Susanne Asenbaum;Thierry Vander Borght;Jan Booij

  • Amyloid load in Parkinson’s disease dementia and Lewy body dementia measured with [11C]PIB positron emission tomography

    P Edison;C C Rowe;J O Rinne;S Ng

  • Age-related dopamine D2/D3 receptor loss in extrastriatal regions of the human brain.

    Valtteri Kaasinen;Harry Vilkman;Jarmo Hietala;Kjell Någren

  • Frontal and temporal dopamine release during working memory and attention tasks in healthy humans: a positron emission tomography study using the high-affinity dopamine D2 receptor ligand [11C]FLB 457.

    Sargo Aalto;Anna Brück;Matti Laine;Kjell Någren

  • EANM procedure guidelines for brain neurotransmission SPECT using (123)I-labelled dopamine transporter ligands, version 2

    Jacques Darcourt;Jan Booij;Klaus Tatsch;Andrea Varrone

  • PET amyloid ligand [11C]PIB uptake is increased in mild cognitive impairment.

    N. M. Kemppainen;S. Aalto;I. A. Wilson;K. Någren

  • Striatal dopamine D1 and D2 receptors in burning mouth syndrome.

    Nora Hagelberg;Heli Forssell;Juha O Rinne;Harry Scheinin

  • Trimetazidine, a Metabolic Modulator, Has Cardiac and Extracardiac Benefits in Idiopathic Dilated Cardiomyopathy

    Helena Tuunanen;Erik Engblom;Alexandru Naum;Kjell Någren

  • Regional analysis of FDG and PIB-PET images in normal aging, mild cognitive impairment, and Alzheimer’s disease

    Yi Li;Yi Li;Juha O. Rinne;Lisa Mosconi;Elizabeth Pirraglia

  • Myocardial efficiency during levosimendan infusion in congestive heart failure.

    Heikki Ukkonen;Markku Saraste;Juha Akkila;Juhani Knuuti

  • Striatal D2 dopamine receptor binding characteristics in vivo in patients with alcohol dependence.

    Jarmo Hietala;Curt West;Erkka Syvälahti;Kjell Någren

  • Free Fatty Acid Depletion Acutely Decreases Cardiac Work and Efficiency in Cardiomyopathic Heart Failure

    Helena Tuunanen;Erik Engblom;Alexandru Naum;Kjell Någren

  • Synthesis of L- and D-[methyl-11C]methionine.

    Bengt Långström;Gunnar Antoni;Per Gullberg;Christer Halldin

  • Discrepancies in brain tumor extent as shown by computed tomography and positron emission tomography using [68Ga]EDTA, [11C]glucose, and [11C]methionine.

    Mats Bergström;V. Peter Collins;Erling Ehrin;Kaj Ericson

  • Sex Differences in the Striatal Dopamine D2 Receptor Binding Characteristics in Vivo

    Tiina Pohjalainen;Juha O. Rinne;Kjell Någren;Erkka SyvÄlahti

  • Cognitive reserve hypothesis: Pittsburgh Compound B and fluorodeoxyglucose positron emission tomography in relation to education in mild Alzheimer's disease

    Nina M. Kemppainen;Sargo Aalto;Sargo Aalto;Mira Karrasch;Kjell Någren

  • Assessment of beta-amyloid in a frontal cortical brain biopsy specimen and by positron emission tomography with carbon 11-labeled Pittsburgh Compound B.

    Ville Leinonen;Irina Alafuzoff;Sargo Aalto;Timo Suotunen

  • Voxel-based analysis of PET amyloid ligand [11C]PIB uptake in Alzheimer disease

    N. M. Kemppainen;S. Aalto;I. A. Wilson;K. Någren

Frequent Co-Authors

Juha O. Rinne
Juha O. Rinne Turku University Hospital
Jarmo Hietala
Jarmo Hietala Turku University Hospital
Sargo Aalto
Sargo Aalto University of Turku
Jussi Hirvonen
Jussi Hirvonen Turku University Hospital
Juhani Knuuti
Juhani Knuuti Turku University Hospital
Christer Halldin
Christer Halldin Karolinska Institute
Pirjo Nuutila
Pirjo Nuutila Turku University Hospital
Harry Scheinin
Harry Scheinin Turku University Hospital
Riitta Parkkola
Riitta Parkkola Turku University Hospital
Valtteri Kaasinen
Valtteri Kaasinen Turku University Hospital

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