Evidence map›Paper›PMID 17848638›Full record

ArticleAmerican journal of physiology. Endocrinology and metabolism2007

PPARgamma regulates adipose triglyceride lipase in adipocytes in vitro and in vivo.

Erin E Kershaw, Michael Schupp, Hong-Ping Guan, Noah P Gardner, Mitchell A Lazar, Jeffrey S Flier

Open access · greenAbstract read
In one paragraph

Article in American journal of physiology. Endocrinology and metabolism, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 103 papers.

0numbers the graph read from it
0cells of the map it votes in
103citing papers in PubMed
6.8field-weighted citation impact, top 2% 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

103 citing papers in PubMed, 204 citations in OpenAlex.

  1. Article
  2. Caspase-6 Controls Lipid and Energy Metabolism in Diet-Induced Obesity.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2026
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  12. Lipid-Lowering and Anti-Inflammatory Effects ofPharmaceuticals (Basel, Switzerland) · 2024
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  14. Effects ofNutrients · 2024
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  15. Article
  16. Article
  17. Article
  18. Activin E-ACVR1C cross talk controls energy storage via suppression of adipose lipolysis in mice.Proceedings of the National Academy of Sciences of the United States of America · 2023
    Article
  19. Article
  20. Article

43 more citing papers are in PubMed but not listed here.

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

6 authors at 3 institutions in 1 country.

Erin E KershawDiv. of Endocrinology and Metabolism, Dept. of Medicine, Beth Israel Deaconess Medical Center, 330 Brookline Ave., Boston, MA 02215, USA. ekershaw@bidmc.harvard.edu
Michael Schupp
Hong-Ping Guan
Noah P Gardner
Mitchell A Lazar
Jeffrey S Flier
University of Pennsylvania · USBeth Israel Deaconess Medical Center · USHarvard University · US

Funding

Transgenic CoreP30DK046200 · NIDDK · TUFTS MEDICAL CENTER · PI LOWELL, BRADFORD B · 1992 to 2021
$25.0M
Nuclear Receptors in Metabolic TissuesR01DK049780 · NIDDK · UNIVERSITY OF PENNSYLVANIA · PI LAZAR, MITCHELL A. · 1995 to 2025
$10.8M
LEPTIN-- SIGNALING, TARGETS AND RESISTANCER37DK028082 · NIDDK · BETH ISRAEL DEACONESS MEDICAL CENTER · PI FLIER, JEFFREY S · 1992 to 2009
$5.7M
Adipocyte-specific glucocorticoid metabolism: 11betaHSDsK08DK065833 · NIDDK · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI KERSHAW, ERIN E. · 2004 to 2008
$648k
NIDDK NIH HHS K08 DK065833NIDDK NIH HHS K08-DK-065833NIDDK NIH HHS P30 DK046200NIDDK NIH HHS P30-DK-46200NIDDK NIH HHS R01 DK049780NIDDK NIH HHS R01-DK-049780NIDDK NIH HHS R37 DK028082NIDDK NIH HHS R37-DK-028082
6 · The paper itself

Abstract

Peroxisome proliferator-activated receptor-gamma (PPARgamma) regulates adipocyte genes involved in adipogenesis and lipid metabolism and is the molecular target for thiazolidinedione (TZD) antidiabetic agents. Adipose triglyceride lipase (ATGL) is a recently described triglyceride-specific lipase that is induced during adipogenesis and remains highly expressed in mature adipocytes. This study evaluates the ability of PPARgamma to directly regulate ATGL expression in adipocytes in vitro and in vivo. In fully differentiated 3T3-L1 adipocytes, ATGL mRNA and protein are increased by TZD and non-TZD PPARgamma agonists in a dose- and time-dependent manner. Rosiglitazone-mediated induction of ATGL mRNA is rapid and is not inhibited by the protein synthesis inhibitor cycloheximide, indicating that intervening protein synthesis is not required for this effect. Rosiglitazone-mediated induction of ATGL mRNA and protein is inhibited by the PPARgamma-specific antagonist GW-9662 and is also significantly reduced following siRNA-mediated knockdown of PPARgamma, supporting the direct transcriptional regulation of ATGL by PPARgamma. In vivo, ATGL mRNA and protein are increased by rosiglitazone treatment in white and brown adipose tissue of mice with and without obesity due to high-fat diet or leptin deficiency. Thus, PPARgamma positively regulates ATGL mRNA and protein expression in mature adipocytes in vitro and in adipose tissue in vivo, suggesting a role for ATGL in mediating PPARgamma's effects on lipid metabolism.

Indexed as

3T3-L1 CellsAcyltransferasesAdipocytesAdipose Tissue, BrownAdipose Tissue, WhiteAnilidesAnimalsCarboxylic Ester HydrolasesCycloheximideDietary FatsDose-Response Relationship, DrugFluorenesGene ExpressionLeptinLipaseMembrane Proteins2-chloro-5-nitrobenzanilide9-deoxy-delta-9-prostaglandin D29-fluorenylmethoxycarbonylAcyltransferasesadiponutrinAnilidesCarboxylic Ester HydrolasesCycloheximideDietary FatsFluorenesLeptinLipaseMembrane ProteinsnetoglitazonePNPLA2 protein, mousePPAR gammaProstaglandin D2RNA, MessengerRNA, Small InterferingRosiglitazoneThiazolidinediones

Identifiers

PMID17848638
PMCPMC2819189
OpenAlexW2138825018

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.