Evidence map›Paper›PMID 28507299›Full record

ArticleScientific reports2017

The Fatty Acid β-Oxidation Pathway is Activated by Leucine Deprivation in HepG2 Cells: A Comparative Proteomics Study.

Guokai Yan, Xiuzhi Li, Ying Peng, Baisheng Long, Qiwen Fan, Zhichang Wang, Min Shi, Chunlin Xie, Li Zhao, Xianghua Yan

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
0.7field-weighted citation impact, top 31% 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

7 citing papers in PubMed, 15 citations in OpenAlex.

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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

10 authors at 2 institutions in 1 country.

Guokai YanCollege of Animal Sciences and Technology, Huazhong Agricultural University, Wuhan, 430070, Hubei, China.
Xiuzhi LiCollege of Animal Sciences and Technology, Huazhong Agricultural University, Wuhan, 430070, Hubei, China.
Ying PengThe Cooperative Innovation Center for Sustainable Pig Production, Wuhan, 430070, Hubei, China.
Baisheng LongCollege of Animal Sciences and Technology, Huazhong Agricultural University, Wuhan, 430070, Hubei, China.
Qiwen FanCollege of Animal Sciences and Technology, Huazhong Agricultural University, Wuhan, 430070, Hubei, China.
Zhichang WangCollege of Animal Sciences and Technology, Huazhong Agricultural University, Wuhan, 430070, Hubei, China.
Min ShiCollege of Animal Sciences and Technology, Huazhong Agricultural University, Wuhan, 430070, Hubei, China.
Chunlin XieCollege of Animal Sciences and Technology, Huazhong Agricultural University, Wuhan, 430070, Hubei, China.
Li ZhaoCollege of Animal Sciences and Technology, Huazhong Agricultural University, Wuhan, 430070, Hubei, China.
Xianghua YanCollege of Animal Sciences and Technology, Huazhong Agricultural University, Wuhan, 430070, Hubei, China. xhyan@mail.hzau.edu.cn.
Center of Hubei Cooperative Innovation for Emissions Trading System · CNHuazhong Agricultural University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Leucine (Leu) is a multifunctional essential amino acid that plays crucial role in various cellular processes. However, the integral effect of Leu on the hepatic proteome remains largely unknown. Here, we for the first time applied an isobaric tags for relative and absolute quantification (iTRAQ)-based comparative proteomics strategy to investigate the proteome alteration induced by Leu deprivation in human hepatocellular carcinoma (HepG2) cells. A total of 4,111 proteins were quantified; 43 proteins were further identified as differentially expressed proteins between the normal and Leu deprivation groups. Bioinformatics analysis showed that the differentially expressed proteins were involved in various metabolic processes, including amino acid and lipid metabolism, as well as degradation of ethanol. Interestingly, several proteins involved in the fatty acid β-oxidation pathway, including ACSL1, ACADS, and ACOX1, were up-regulated by Leu deprivation. In addition, Leu deprivation led to the reduction of cellular triglycerides in HepG2 cells. These results reveal that the fatty acid β-oxidation pathway is activated by Leu deprivation in HepG2 cells, and provide new insights into the regulatory function of Leu in multiple cellular processes, especially fatty acid metabolism.

Indexed as

Metabolic Networks and PathwaysOxidation-ReductionAmino AcidsComputational BiologyFatty AcidsHep G2 CellsHumansIntracellular SpaceLeucineProteomeProteomicsAmino AcidsFatty AcidsLeucineProteome

Identifiers

PMID28507299
PMCPMC5432498
OpenAlexW2613051209

What OpenQuestion holds

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LicenceCC BY
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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.