Evidence map›Paper›PMID 12060712›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2002

C75 increases peripheral energy utilization and fatty acid oxidation in diet-induced obesity.

Jagan N Thupari, Leslie E Landree, Gabriele V Ronnett, Francis P Kuhajda

Open access · greenAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2002. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 100 papers.

0numbers the graph read from it
0cells of the map it votes in
100citing papers in PubMed
12.9field-weighted citation impact, top 1% 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

100 citing papers in PubMed, 260 citations in OpenAlex.

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  7. Mechanisms of Abnormal Lipid Metabolism in the Pathogenesis of Disease.International journal of molecular sciences · 2024
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40 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors at 2 institutions in 1 country.

Jagan N ThupariDepartment of Pathology, Johns Hopkins University School of Medicine, Baltimore, MD 21205, USA.
Leslie E Landree
Gabriele V Ronnett
Francis P Kuhajda
Johns Hopkins University · USJohns Hopkins Medicine · US

Funding

STUDIES OF FAS INHIBITION IN HUMAN BREAST CANCER CELLSR01CA087850 · NCI · JOHNS HOPKINS UNIVERSITY · PI KUHAJDA, FRANCIS P · 2000 to 2003
$1.2M
NCI NIH HHS R01 CA087850NCI NIH HHS R01 CA87850-02PHS HHS F32
6 · The paper itself

Abstract

C75, a known inhibitor of fatty acid synthase is postulated to cause significant weight loss through decreased hypothalamic neuropeptide Y (NPY) production. Peripherally, C75, an alpha-methylene-gamma-butyrolactone, reduces adipose tissue and fatty liver, despite high levels of malonyl-CoA. To investigate this paradox, we studied the effect of C75 on fatty acid oxidation and energy production in diet-induced obese (DIO) mice and cellular models. Whole-animal calorimetry showed that C75-treated DIO mice had a 50% greater weight loss, and a 32.9% increased production of energy because of fatty acid oxidation, compared with paired-fed controls. Etomoxir, an inhibitor of carnitine O-palmitoyltransferase-1 (CPT-1), reversed the increased energy expenditure in DIO mice by inhibiting fatty acid oxidation. C75 treatment of rodent adipocytes and hepatocytes and human breast cancer cells increased fatty acid oxidation and ATP levels by increasing CPT-1 activity, even in the presence of elevated concentrations of malonyl-CoA. Studies in human cancer cells showed that C75 competed with malonyl-CoA, as measured by CPT-1 activity assays. Thus, C75 acts both centrally to reduce food intake and peripherally to increase fatty acid oxidation, leading to rapid and profound weight loss, loss of adipose mass, and resolution of fatty liver. The pharmacological stimulation of CPT-1 activity is a novel finding. The dual action of the C75 class of compounds as fatty acid synthase inhibitors and CPT-1 agonists has therapeutic implications in the treatment of obesity and type II diabetes.

Indexed as

3T3 Cells4-ButyrolactoneAdenosine TriphosphateAdipocytesAnimalsCarnitine O-PalmitoyltransferaseDietEnergy MetabolismEnzyme InhibitorsEpoxy CompoundsFatty AcidsFatty Acid SynthasesHumansMaleMalonyl Coenzyme AMice4-Butyrolactone4-methylene-2-octyl-5-oxofuran-3-carboxylic acidAdenosine TriphosphateCarnitine O-PalmitoyltransferaseEnzyme InhibitorsEpoxy CompoundsetomoxirFatty AcidsFatty Acid SynthasesMalonyl Coenzyme A

Identifiers

PMID12060712
PMCPMC123169
OpenAlexW2113892466

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.