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Articles, Cellular/Molecular

Obesity Is Associated with Decreased μ-Opioid But Unaltered Dopamine D2 Receptor Availability in the Brain

Henry K. Karlsson, Lauri Tuominen, Jetro J. Tuulari, Jussi Hirvonen, Riitta Parkkola, Semi Helin, Paulina Salminen, Pirjo Nuutila and Lauri Nummenmaa
Journal of Neuroscience 4 March 2015, 35 (9) 3959-3965; DOI: https://doi.org/10.1523/JNEUROSCI.4744-14.2015
Henry K. Karlsson
1Turku PET Centre, and
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Lauri Tuominen
1Turku PET Centre, and
2Departments of Psychiatry,
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Jetro J. Tuulari
1Turku PET Centre, and
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Jussi Hirvonen
1Turku PET Centre, and
3Radiology,
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Riitta Parkkola
3Radiology,
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Semi Helin
1Turku PET Centre, and
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Paulina Salminen
4Surgery, and
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Pirjo Nuutila
1Turku PET Centre, and
5Endocrinology, Turku University Hospital, FI-20520 Turku, Finland, and
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Lauri Nummenmaa
1Turku PET Centre, and
6Department of Neuroscience and Biomedical Engineering, School of Science, Aalto University, FI-00076 Aalto, Finland
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  • Important indication of opioid involvement in obesity
    David L. Margules
    Submitted on: 05 March 2015
  • Submitted on: (5 March 2015)
    Page navigation anchor for Important indication of opioid involvement in obesity
    Important indication of opioid involvement in obesity
    • David L. Margules, Professor

    I am pleased to see this confirmation and extension of our discovery 37 years ago in genetically obese mice and rats.

    Margules, D. L., Moisset, B., Lewis, M. J., Shibuya, H., & Pert, C. B. (1978). Beta-endorphin is associated with overeating in genetically obese mice (ob/ob) and rats (fa/fa). Science, 202, 988-991.

    It extends our discovery to humans, shows how much of the brain is involved, rules...

    Show More

    I am pleased to see this confirmation and extension of our discovery 37 years ago in genetically obese mice and rats.

    Margules, D. L., Moisset, B., Lewis, M. J., Shibuya, H., & Pert, C. B. (1978). Beta-endorphin is associated with overeating in genetically obese mice (ob/ob) and rats (fa/fa). Science, 202, 988-991.

    It extends our discovery to humans, shows how much of the brain is involved, rules out dopamine involvement and implicates the opioid receptors.

    Nice job!

    Conflict of Interest:

    None declared

    Show Less
    Competing Interests: None declared.
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The Journal of Neuroscience: 35 (9)
Journal of Neuroscience
Vol. 35, Issue 9
4 Mar 2015
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Obesity Is Associated with Decreased μ-Opioid But Unaltered Dopamine D2 Receptor Availability in the Brain
Henry K. Karlsson, Lauri Tuominen, Jetro J. Tuulari, Jussi Hirvonen, Riitta Parkkola, Semi Helin, Paulina Salminen, Pirjo Nuutila, Lauri Nummenmaa
Journal of Neuroscience 4 March 2015, 35 (9) 3959-3965; DOI: 10.1523/JNEUROSCI.4744-14.2015

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Obesity Is Associated with Decreased μ-Opioid But Unaltered Dopamine D2 Receptor Availability in the Brain
Henry K. Karlsson, Lauri Tuominen, Jetro J. Tuulari, Jussi Hirvonen, Riitta Parkkola, Semi Helin, Paulina Salminen, Pirjo Nuutila, Lauri Nummenmaa
Journal of Neuroscience 4 March 2015, 35 (9) 3959-3965; DOI: 10.1523/JNEUROSCI.4744-14.2015
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Keywords

  • dopamine
  • obesity
  • opioids
  • positron emission tomography
  • receptors
  • reward

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Respond to this article

Jump to comment:

  • Important indication of opioid involvement in obesity
    David L. Margules
    Published on: 05 March 2015
  • Published on: (5 March 2015)
    Page navigation anchor for Important indication of opioid involvement in obesity
    Important indication of opioid involvement in obesity
    • David L. Margules, Professor

    I am pleased to see this confirmation and extension of our discovery 37 years ago in genetically obese mice and rats.

    Margules, D. L., Moisset, B., Lewis, M. J., Shibuya, H., & Pert, C. B. (1978). Beta-endorphin is associated with overeating in genetically obese mice (ob/ob) and rats (fa/fa). Science, 202, 988-991.

    It extends our discovery to humans, shows how much of the brain is involved, rules...

    Show More

    I am pleased to see this confirmation and extension of our discovery 37 years ago in genetically obese mice and rats.

    Margules, D. L., Moisset, B., Lewis, M. J., Shibuya, H., & Pert, C. B. (1978). Beta-endorphin is associated with overeating in genetically obese mice (ob/ob) and rats (fa/fa). Science, 202, 988-991.

    It extends our discovery to humans, shows how much of the brain is involved, rules out dopamine involvement and implicates the opioid receptors.

    Nice job!

    Conflict of Interest:

    None declared

    Show Less
    Competing Interests: None declared.

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