Evidence map›Paper›PMID 28630339›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2017

UCP1 deficiency causes brown fat respiratory chain depletion and sensitizes mitochondria to calcium overload-induced dysfunction.

Lawrence Kazak, Edward T Chouchani, Irina G Stavrovskaya, Gina Z Lu, Mark P Jedrychowski, Daniel F Egan, Manju Kumari, Xingxing Kong, Brian K Erickson, John Szpyt and 5 more

Open access · bronzeAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2017. 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
9.5field-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

103 citing papers in PubMed, 176 citations in OpenAlex.

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  20. Enhanced mitochondrial buffering prevents CaThe Journal of physiology · 2024
    Article

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

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

15 authors at 5 institutions in 2 countries.

Lawrence KazakDepartment of Cancer Biology, Dana-Farber Cancer Institute, Boston, MA 02115.
Edward T ChouchaniDepartment of Cancer Biology, Dana-Farber Cancer Institute, Boston, MA 02115.
Irina G StavrovskayaDepartment of Neurosurgery, Brigham and Women's Hospital and Harvard Medical School, Boston, MA 02215.
Gina Z LuDepartment of Cancer Biology, Dana-Farber Cancer Institute, Boston, MA 02115.
Mark P JedrychowskiDepartment of Cell Biology, Harvard Medical School, Boston, MA 02115.
Daniel F EganDepartment of Cancer Biology, Dana-Farber Cancer Institute, Boston, MA 02115.
Manju KumariDivision of Endocrinology, Beth Israel Deaconess Medical Center, Boston, MA 02215.
Xingxing KongDivision of Endocrinology, Beth Israel Deaconess Medical Center, Boston, MA 02215.
Brian K EricksonDepartment of Cell Biology, Harvard Medical School, Boston, MA 02115.
John SzpytDepartment of Cell Biology, Harvard Medical School, Boston, MA 02115.
Evan D RosenDivision of Endocrinology, Beth Israel Deaconess Medical Center, Boston, MA 02215.
Michael P MurphyMRC Mitochondrial Biology Unit, University of Cambridge, Cambridge CB2 0XY, United Kingdom.
Bruce S KristalDepartment of Neurosurgery, Brigham and Women's Hospital and Harvard Medical School, Boston, MA 02215.
Steven P GygiDepartment of Cell Biology, Harvard Medical School, Boston, MA 02115.
Bruce M SpiegelmanDepartment of Cancer Biology, Dana-Farber Cancer Institute, Boston, MA 02115; Bruce_Spiegelman@dfci.harvard.edu.
Harvard University · USDana-Farber Cancer Institute · USBeth Israel Deaconess Medical Center · USCircadian (United States) · USMRC Mitochondrial Biology Unit · GB

Funding

Role of IRF3 in Energy and Glucose HomeostasisR01DK102170 · NIDDK · BETH ISRAEL DEACONESS MEDICAL CENTER · PI ROSEN, EVAN D · 2015 to 2024
$5.1M
REGULATION OF NUTRIENT HOMEOSTASIS BY IRF4R01DK085171 · NIDDK · BETH ISRAEL DEACONESS MEDICAL CENTER · PI ROSEN, EVAN D · 2010 to 2018
$3.7M
CONTROL OF LIPOGENIC ENZYME SYNTHESIS IN ADIPOCYTESR01DK031405 · NIDDK · DANA-FARBER CANCER INSTITUTE · PI SPIEGELMAN, BRUCE M. · 1986 to 2018
$2.9M
NIDDK NIH HHS R01 DK031405NIDDK NIH HHS R01 DK085171NIDDK NIH HHS R01 DK102170Wellcome Trust 110158/Z/15/ZWellcome Trust 110159/Z/15/Z
6 · The paper itself

Abstract

Brown adipose tissue (BAT) mitochondria exhibit high oxidative capacity and abundant expression of both electron transport chain components and uncoupling protein 1 (UCP1). UCP1 dissipates the mitochondrial proton motive force (Δp) generated by the respiratory chain and increases thermogenesis. Here we find that in mice genetically lacking UCP1, cold-induced activation of metabolism triggers innate immune signaling and markers of cell death in BAT. Moreover, global proteomic analysis reveals that this cascade induced by UCP1 deletion is associated with a dramatic reduction in electron transport chain abundance. UCP1-deficient BAT mitochondria exhibit reduced mitochondrial calcium buffering capacity and are highly sensitive to mitochondrial permeability transition induced by reactive oxygen species (ROS) and calcium overload. This dysfunction depends on ROS production by reverse electron transport through mitochondrial complex I, and can be rescued by inhibition of electron transfer through complex I or pharmacologic depletion of ROS levels. Our findings indicate that the interscapular BAT of

Indexed as

Cold TemperatureElectron TransportAcclimatizationAdipose Tissue, BrownAnimalsCalciumFemaleMaleMiceMice, KnockoutMitochondriaReactive Oxygen SpeciesUncoupling Protein 1CalciumReactive Oxygen SpeciesUcp1 protein, mouseUncoupling Protein 1brown fatelectron transport chainmitochondriaROSUCP1

Identifiers

PMID28630339
PMCPMC5544316
OpenAlexW2641602479

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.