Evidence map›Paper›PMID 27750020›Full record

ArticleThyroid : official journal of the American Thyroid Association2017

Variable Cold-Induced Brown Adipose Tissue Response to Thyroid Hormone Status.

Alina Gavrila, Per-Olof Hasselgren, Allison Glasgow, Ashley N Doyle, Alice J Lee, Peter Fox, Shiva Gautam, James V Hennessey, Gerald M Kolodny, Aaron M Cypess

Open access · greenAbstract read
In one paragraph

Article in Thyroid : official journal of the American Thyroid Association, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed, 1 pooled it
2.7field-weighted citation impact, top 10% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

18 citing papers in PubMed, 1 synthesis or guideline pooled it, 38 citations in OpenAlex.

  1. Pooled it
  2. Trial
  3. Trial
  4. Article
  5. Review
  6. Article
  7. Review
  8. Article
  9. Review
  10. Article
  11. Review
  12. Thermogenesis in Adipose Tissue Activated by Thyroid Hormone.International journal of molecular sciences · 2020
    Review
  13. Uncoupling of sarcoendoplasmic reticulum calcium ATPase pump activity by sarcolipin as the basis for muscle non-shivering thermogenesis.Philosophical transactions of the Royal Society of London. Series B, Biological sciences · 2020
    Review
  14. Article
  15. Resolution of Hypothyroidism Restores Cold-Induced Thermogenesis in Humans.Thyroid : official journal of the American Thyroid Association · 2019
    Observational
  16. Review
  17. Review
  18. Brown Adipose Tissue Energy Metabolism in Humans.Frontiers in endocrinology · 2018
    Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

10 authors at 2 institutions in 1 country.

Alina Gavrila1 Department of Medicine, Beth Israel Deaconess Medical Center , Boston, Massachusetts.
Per-Olof Hasselgren2 Department of Surgery, Beth Israel Deaconess Medical Center , Boston, Massachusetts.
Allison Glasgow3 Harvard Catalyst Clinical Research Center, Beth Israel Deaconess Medical Center , Boston, Massachusetts.
Ashley N Doyle3 Harvard Catalyst Clinical Research Center, Beth Israel Deaconess Medical Center , Boston, Massachusetts.
Alice J Lee3 Harvard Catalyst Clinical Research Center, Beth Israel Deaconess Medical Center , Boston, Massachusetts.
Peter Fox4 Section of Integrative Physiology and Metabolism, Research Division, Joslin Diabetes Center , Harvard Medical School, Boston, Massachusetts.
Shiva Gautam1 Department of Medicine, Beth Israel Deaconess Medical Center , Boston, Massachusetts.
James V Hennessey1 Department of Medicine, Beth Israel Deaconess Medical Center , Boston, Massachusetts.
Gerald M Kolodny5 Department of Radiology, Beth Israel Deaconess Medical Center , Boston, Massachusetts.
Aaron M Cypess1 Department of Medicine, Beth Israel Deaconess Medical Center , Boston, Massachusetts.
Beth Israel Deaconess Medical Center · USJoslin Diabetes Center · US

Funding

Harvard Clinical and Translational Science CenterUL1TR001102 · NCATS · HARVARD MEDICAL SCHOOL · PI NADLER, LEE MARSHALL · 2013 to 2017
$106.2M
HARVARD CLINICAL AND TRANSLATIONAL SCIENCE CENTER (UL1)UL1RR025758 · NCRR · HARVARD MEDICAL SCHOOL · PI NADLER, LEE MARSHALL · 2008 to 2011
$91.4M
Harvard Clinical and Translational Science Center (UL1)UL1TR000170 · NCATS · HARVARD MEDICAL SCHOOL · PI NADLER, LEE MARSHALL · 2012 to 2013
$31.4M
Physiological Responses to Activation of Human Brown Adipose TissueZIADK075116 · NIDDK · NATIONAL INSTITUTE OF DIABETES AND DIGESTIVE AND KIDNEY DISEASES · PI CYPESS, AARON · 2015 to 2025
$6.1M
NCATS NIH HHS UL1 TR000170NCATS NIH HHS UL1 TR001102NCRR NIH HHS UL1 RR025758
6 · The paper itself

Abstract

backgroundIn addition to its role in adaptive thermogenesis, brown adipose tissue (BAT) may protect from weight gain, insulin resistance/diabetes, and metabolic syndrome. Prior studies have shown contradictory results regarding the influence of thyroid hormone (TH) levels on BAT volume and activity. The aim of this pilot study was to gain further insights regarding the effect of TH treatment on BAT function in adult humans by evaluating the BAT mass and activity prospectively in six patients, first in the hypothyroid and then in the thyrotoxic phase.

methodsThe study subjects underwent 18F-fluorodeoxyglucose positron emission tomography/computed tomography (PET/CT) scanning after cold exposure to measure BAT mass and activity while undergoing treatment for differentiated thyroid cancer, first while hypothyroid following TH withdrawal at the time of the radioactive iodine treatment and then three to six months after starting TH suppressive treatment when they were iatrogenically thyrotoxic. Thermogenic and metabolic parameters were measured in both phases.

resultsAll study subjects had detectable BAT under cold stimulation in both the hypothyroid and thyrotoxic state. The majority but not all (4/6) subjects showed an increase in detectable BAT volume and activity under cold stimulation between the hypothyroid and thyrotoxic phase (total BAT volume: 72.0 ± 21.0 vs. 87.7 ± 16.5 mL, p = 0.25; total BAT activity 158.1 ± 72.8 vs. 189.0 ± 55.5 SUV*g/mL, p = 0.34). Importantly, circulating triiodothyronine was a stronger predictor of energy expenditure changes compared with cold-induced BAT activity.

conclusionsIatrogenic hypothyroidism lasting two to four weeks does not prevent cold-induced BAT activation, while the use of TH to induce thyrotoxicosis does not consistently increase cold-induced BAT activity. It remains to be determined which physiological factors besides TH play a role in regulating BAT function.

Indexed as

Adipose Tissue, BrownAdultCarcinoma, PapillaryEnergy MetabolismFemaleFluorodeoxyglucose F18HumansHypothyroidismMaleMiddle AgedPilot ProjectsPositron Emission Tomography Computed TomographyThermogenesisThyroidectomyThyroid HormonesThyroid NeoplasmsFluorodeoxyglucose F18Thyroid Hormonesbrown adipose tissuehypothyroidismthermogenesisthyroid hormonethyrotoxicosis

Identifiers

PMID27750020
PMCPMC5206686
OpenAlexW2560068364

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.