Evidence map›Paper›PMID 34320357›Full record

ArticleCell reports2021

In vivo isotope tracing reveals the versatility of glucose as a brown adipose tissue substrate.

Su Myung Jung, Will G Doxsey, Johnny Le, John A Haley, Lorena Mazuecos, Amelia K Luciano, Huawei Li, Cholsoon Jang, David A Guertin

Open access · goldAbstract read
In one paragraph

Article in Cell reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 43 papers.

0numbers the graph read from it
0cells of the map it votes in
43citing papers in PubMed
4.9field-weighted citation impact, top 4% 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

43 citing papers in PubMed, 60 citations in OpenAlex.

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  5. Gabpα-Pparγ Complex Determines Glycolytic Capacity and Lactic Acid Homeostasis in Brown Fat.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2026
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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

9 authors at 2 institutions in 1 country.

Su Myung JungProgram in Molecular Medicine, University of Massachusetts Medical School, Worcester, MA, USA; Department of Biological Sciences, Sungkyunkwan University, Suwon, South Korea.
Will G DoxseyProgram in Molecular Medicine, University of Massachusetts Medical School, Worcester, MA, USA.
Johnny LeDepartment of Biological Chemistry, University of California Irvine, Irvine, CA, USA.
John A HaleyProgram in Molecular Medicine, University of Massachusetts Medical School, Worcester, MA, USA.
Lorena MazuecosProgram in Molecular Medicine, University of Massachusetts Medical School, Worcester, MA, USA.
Amelia K LucianoProgram in Molecular Medicine, University of Massachusetts Medical School, Worcester, MA, USA.
Huawei LiProgram in Molecular Medicine, University of Massachusetts Medical School, Worcester, MA, USA.
Cholsoon JangDepartment of Biological Chemistry, University of California Irvine, Irvine, CA, USA. Electronic address: choljang@uci.edu.
David A GuertinProgram in Molecular Medicine, University of Massachusetts Medical School, Worcester, MA, USA; Department of Molecular, Cell and Cancer Biology, University of Massachusetts Medical School, Worcester, MA, USA. Electronic address: david.guertin@umassmed.edu.
University of Massachusetts Chan Medical School · USUniversity of California, Irvine · US

Funding

MEDICAL SCIENTIST TRAINING PROGRAMT32GM008620 · NIGMS · UNIVERSITY OF CALIFORNIA-IRVINE · PI GOLDIN, ALAN L · 1999 to 2023
$8.1M
Mechanistic Target of Rapamycin Pathways in Metabolism and Energy ExpenditureR01DK094004 · NIDDK · UNIV OF MASSACHUSETTS MED SCH WORCESTER · PI GUERTIN, DAVID A · 2013 to 2023
$4.5M
Quantitative and functional analysis of brown fat nutrient fluxes in vivo and its role in organ metabolite exchangeR01DK127175 · NIDDK · UNIV OF MASSACHUSETTS MED SCH WORCESTER · PI GUERTIN, DAVID A · 2021 to 2025
$2.7M
Acetyl-CoA metabolism and nutrient sensing in adipocytesR01DK116005 · NIDDK · UNIVERSITY OF PENNSYLVANIA · PI GUERTIN, DAVID A, WELLEN, KATHRYN ELAINE · 2019 to 2022
$2.0M
Elucidating the AKT-dependent and AKT-independent mechanisms of metabolic control by mTORC2R01CA196986 · NCI · UNIV OF MASSACHUSETTS MED SCH WORCESTER · PI GUERTIN, DAVID A · 2015 to 2019
$1.9M
NCI NIH HHS R01 CA196986NIDDK NIH HHS R01 DK094004NIDDK NIH HHS R01 DK116005NIDDK NIH HHS R01 DK127175NIGMS NIH HHS T32 GM008620
6 · The paper itself

Abstract

Active brown adipose tissue (BAT) consumes copious amounts of glucose, yet how glucose metabolism supports thermogenesis is unclear. By combining transcriptomics, metabolomics, and stable isotope tracing in vivo, we systematically analyze BAT glucose utilization in mice during acute and chronic cold exposure. Metabolite profiling reveals extensive temperature-dependent changes in the BAT metabolome and transcriptome upon cold adaptation, discovering unexpected metabolite markers of thermogenesis, including increased N-acetyl-amino acid production. Time-course stable isotope tracing further reveals rapid incorporation of glucose carbons into glycolysis and TCA cycle, as well as several auxiliary pathways, including NADPH, nucleotide, and phospholipid synthesis pathways. Gene expression differences inconsistently predict glucose fluxes, indicating that posttranscriptional mechanisms also govern glucose utilization. Surprisingly, BAT swiftly generates fatty acids and acyl-carnitines from glucose, suggesting that lipids are rapidly synthesized and immediately oxidized. These data reveal versatility in BAT glucose utilization, highlighting the value of an integrative-omics approach to understanding organ metabolism.

Indexed as

Isotope LabelingAdipose Tissue, BrownAmino AcidsAnimalsCitric Acid CycleCold TemperatureFatty AcidsGlucoseGlycolysisMetabolomeMiceMice, Inbred C57BLOxidation-ReductionPhosphatidylglycerolsTranscriptomeAmino AcidsFatty AcidsGlucosePhosphatidylglycerolsBATbrown adipocytebrown adipose tissuebrown fatglucose metabolismlipid metabolismmetabolomicsstable isotope tracingtemperature acclimationthermogenesis

Identifiers

PMID34320357
PMCPMC8369932
OpenAlexW3186420785

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.