Evidence map›Paper›PMID 33580458›Full record

ArticleMolecular biology reports2021

Evaluating the effect of a mixture of two main conjugated linoleic acid isomers on hepatic steatosis in HepG2 cellular model.

Ali Jalilian, Taghi Golmohammadi, Reza Meshkani, Mehdi Koushki, Neda Eivazi, Reyhaneh Babaei Khorzoughi, Seyed Reza Hosseini Fard, Maliheh Paknejad

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Article in Molecular biology reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
1.1field-weighted citation impact, top 24% 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

2 citing papers in PubMed, 7 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

8 authors at 2 institutions in 1 country.

Ali JalilianDepartment of Clinical Biochemistry, Faculty of Medicine, Tehran University of Medical Sciences, Tehran, Iran.
Taghi GolmohammadiDepartment of Clinical Biochemistry, Faculty of Medicine, Tehran University of Medical Sciences, Tehran, Iran. golmoham@sina.tums.ac.ir.
Reza MeshkaniDepartment of Clinical Biochemistry, Faculty of Medicine, Tehran University of Medical Sciences, Tehran, Iran.
Mehdi KoushkiDepartment of Clinical Biochemistry, School of Medicine, Zanjan University of Medical Sciences, Zanjan, Iran.
Neda EivaziDepartment of Clinical Biochemistry, Faculty of Medicine, Tehran University of Medical Sciences, Tehran, Iran.
Reyhaneh Babaei KhorzoughiDepartment of Clinical Biochemistry, Faculty of Medicine, Tehran University of Medical Sciences, Tehran, Iran.
Seyed Reza Hosseini FardDepartment of Clinical Biochemistry, Faculty of Medicine, Tehran University of Medical Sciences, Tehran, Iran.
Maliheh PaknejadDepartment of Clinical Biochemistry, Faculty of Medicine, Tehran University of Medical Sciences, Tehran, Iran. paknejadma@tums.ac.ir.
Tehran University of Medical Sciences · IRZanjan University of Medical Sciences · IR

Funding

Tehran University of Medical Sciences and Health Services 96-02-30-35441
6 · The paper itself

Abstract

Hepatic steatosis is an early form of non-alcoholic fatty liver disease (NAFLD), caused by abnormal fat deposition in the hepatocytes. Conjugated linoleic acid (CLA) is a group of positional and geometric dienoic isomers of linoleic acid that attract significant attention because of its beneficial effects on chronic diseases such as cancer, obesity, and metabolic syndrome. This study examined the influence of a mixture of two main CLA isomers (CLA-mix) on lipid accumulation and lipid metabolism-related genes using HepG2 cells treated with palmitic acid (PA) as an in vitro model for hepatic steatosis. Methods and Results: HepG2 cells were treated for 24 h: control (BSA), model (BSA + PA), and treated groups (BSA-PA + non-toxic concentrations of CLA-mix). Intracellular lipid deposition, triglyceride (TG), total cholesterol (TC) and gene expression were measured by Oil-Red O staining, colorimetric assay kits and real-time PCR, respectively. CLA-mix at high concentrations had significantly decreased intracellular total lipid and TG deposition compared to the model group. However, none of the CLA-mix concentrations had a significant effect on the intracellular TC level. CLA-mix significantly increased the expression of some genes mainly regulated by PPARα but did not alter the expression of lipogenesis-related genes. Conclusions: These results demonstrate that high concentrations of CLA-mix protect against hepatic steatosis and play a role in regulating fatty acid oxidation and bile excretion through the PPARα pathway. It is suggested that the effect of different ratios of two main CLA isomers on the amount and ratio of bile compounds be investigated in future studies.

Indexed as

Fatty LiverGene Expression RegulationHepatocytesHep G2 CellsHumansLinoleic Acids, ConjugatedLipid MetabolismLipogenesisLiverNon-alcoholic Fatty Liver DiseaseObesityOxidation-ReductionPPAR alphaTriglycerides9,11-linoleic acidLinoleic Acids, ConjugatedPPAR alphaPPARA protein, humanTriglyceridesBile excretionConjugated linoleic acidFatty acid oxidationHepatic steatosisPpars

Identifiers

PMID33580458
OpenAlexW3128367823

What OpenQuestion holds

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Registered trials

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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.