Evidence map›Paper›PMID 32559414›Full record

ArticleCell metabolism2020

Targeting DGAT1 Ameliorates Glioblastoma by Increasing Fat Catabolism and Oxidative Stress.

Xiang Cheng, Feng Geng, Meixia Pan, Xiaoning Wu, Yaogang Zhong, Chunyan Wang, Zhihua Tian, Chunming Cheng, Rui Zhang, Vinay Puduvalli and 5 more

Open access · bronzeAbstract read
In one paragraph

Article in Cell metabolism, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 210 papers.

0numbers the graph read from it
0cells of the map it votes in
210citing papers in PubMed
19.1field-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

210 citing papers in PubMed, 324 citations in OpenAlex.

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150 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

15 authors at 4 institutions in 1 country.

Xiang ChengDepartment of Radiation Oncology, James Comprehensive Cancer Center and College of Medicine at The Ohio State University, Columbus, OH 43210, USA.
Feng GengDepartment of Radiation Oncology, James Comprehensive Cancer Center and College of Medicine at The Ohio State University, Columbus, OH 43210, USA.
Meixia PanBarshop Institute for Longevity and Aging Studies, University of Texas Health Science Center at San Antonio, San Antonio, TX 78229, USA.
Xiaoning WuDepartment of Radiation Oncology, James Comprehensive Cancer Center and College of Medicine at The Ohio State University, Columbus, OH 43210, USA.
Yaogang ZhongDepartment of Radiation Oncology, James Comprehensive Cancer Center and College of Medicine at The Ohio State University, Columbus, OH 43210, USA.
Chunyan WangBarshop Institute for Longevity and Aging Studies, University of Texas Health Science Center at San Antonio, San Antonio, TX 78229, USA.
Zhihua TianDepartment of Radiation Oncology, James Comprehensive Cancer Center and College of Medicine at The Ohio State University, Columbus, OH 43210, USA.
Chunming ChengDepartment of Radiation Oncology, James Comprehensive Cancer Center and College of Medicine at The Ohio State University, Columbus, OH 43210, USA.
Rui ZhangDepartment of Radiation Oncology, James Comprehensive Cancer Center and College of Medicine at The Ohio State University, Columbus, OH 43210, USA.
Vinay PuduvalliDivision of Neuro-Oncology, Department of Neurology, The Ohio State University, Columbus, OH 43210, USA.
Craig HorbinskiDepartments of Pathology and Neurosurgery, Feinberg School of Medicine at Northwestern University, Chicago, IL 60611, USA.
Xiaokui MoBiostatistic Center and Department of Bioinformatics, College of Medicine at The Ohio State University, Columbus, OH 43210, USA.
Xianlin HanBarshop Institute for Longevity and Aging Studies, University of Texas Health Science Center at San Antonio, San Antonio, TX 78229, USA; Department of Medicine, University of Texas Health Science Center at San Antonio, San Antonio, TX 78229, USA.
Arnab ChakravartiDepartment of Radiation Oncology, James Comprehensive Cancer Center and College of Medicine at The Ohio State University, Columbus, OH 43210, USA.
Deliang GuoDepartment of Radiation Oncology, James Comprehensive Cancer Center and College of Medicine at The Ohio State University, Columbus, OH 43210, USA; Center for Cancer Metabolism, James Comprehensive Cancer Center at The Ohio State University, Columbus, OH 43210, USA. Electronic address: deliang.guo@osumc.edu.
The Ohio State University · USThe Ohio State University Comprehensive Cancer Center – Arthur G. James Cancer Hospital and Richard J. Solove Research Institute · USThe University of Texas Health Science Center at San Antonio · USNorthwestern University · US

Funding

Determining the role of lipid droplets in glioblastoma and their therapeutic potentialR01NS104332 · NINDS · OHIO STATE UNIVERSITY · PI Deliang Guo · 2018 to 2026
$4.2M
Delineating how retinoic acids regulate lipid metabolism in glioblastoma and their resistance mechanismsR01CA240726 · NCI · OHIO STATE UNIVERSITY · PI GUO, DELIANG · 2020 to 2024
$2.2M
Identifying SREBP-1 activation mechanism in glioblastoma and its new role in regulating glutamine metabolismR01NS112935 · NINDS · OHIO STATE UNIVERSITY · PI GUO, DELIANG · 2020 to 2024
$1.8M
Defining the molecular mechanisms regulating the hexosamine-N-glycosylation pathway in glioblastomaR01CA227874 · NCI · OHIO STATE UNIVERSITY · PI CHAKRAVARTI, ARNAB, GUO, DELIANG · 2019 to 2023
$1.5M
NCI NIH HHS R01 CA227874NCI NIH HHS R01 CA240726NINDS NIH HHS R01 NS104332NINDS NIH HHS R01 NS112935
6 · The paper itself

Abstract

Glioblastoma (GBM), a mostly lethal brain tumor, acquires large amounts of free fatty acids (FAs) to promote cell growth. But how the cancer avoids lipotoxicity is unknown. Here, we identify that GBM upregulates diacylglycerol-acyltransferase 1 (DGAT1) to store excess FAs into triglycerides and lipid droplets. Inhibiting DGAT1 disrupted lipid homeostasis and resulted in excessive FAs moving into mitochondria for oxidation, leading to the generation of high levels of reactive oxygen species (ROS), mitochondrial damage, cytochrome c release, and apoptosis. Adding N-acetyl-cysteine or inhibiting FA shuttling into mitochondria decreased ROS and cell death induced by DGAT1 inhibition. We show in xenograft models that targeting DGAT1 blocked lipid droplet formation, induced tumor cell apoptosis, and markedly suppressed GBM growth. Together, our study demonstrates that DGAT1 upregulation protects GBM from oxidative damage and maintains lipid homeostasis by facilitating storage of excess FAs. Targeting DGAT1 could be a promising therapeutic approach for GBM.

Indexed as

AnimalsCell Line, TumorDiacylglycerol O-AcyltransferaseFatsFemaleGlioblastomaHumansMiceMice, NudeOxidative StressDGAT1 protein, humanDiacylglycerol O-AcyltransferaseFatsacylcarnitineDGAT1fatty acidsglioblastomalipid dropletslipotoxicitymitochondriaoxidative stressROStriglycerides

Identifiers

PMID32559414
PMCPMC7415721
OpenAlexW3036220131

What OpenQuestion holds

Textmetadata
LicenceTDM
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.