Level D· Scientific groundwork from lab and animal studiesLaboratory StudyEurope PMCOpen access

Response of Primary Human Adipocytes to Fatty Acid Treatment

Pietraszek-Gremplewicz K., Olszańska J., Domagalski M., Simiczyjew A., Kot M., Skoniecka A.

Laboratory Study, published in J Cell Mol Med (2025) — summary generated from the PubMed abstract.

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Level D· Scientific groundwork from lab and animal studiesEvidence level of this study

Evidence from laboratory and animal studies provides groundwork for understanding mechanisms and potential before human studies continue.

  • Level A · Stronger Clinical Evidence
  • Level B · Emerging clinical evidence with positive signals
  • Level C · Early human research exploring benefits
  • Level D · Scientific groundwork from lab and animal studies
  • Emerging · Emerging topic under active research
Read the A–D evidence level guide

This page is generated from the PubMed record. The Thai description is an automated summary of bibliographic fields and the abstract, not a full translation, and is not medical advice.

Study type
Laboratory Study
Journal
J Cell Mol Med (2025)
Reported sample size
—
Source database
Europe PMC
PMID
40418213
PMCID
PMC12105583
DOI
10.1111/jcmm.70622
Citations
2

Abstract (original English)

Obesity, nowadays a common disease, due to its complexity can cause many other disorders. In this study, a model of preadipocytes isolated from human adipose tissue was used. Cells after differentiation were additionally fattened with fatty acids such as palmitic, oleic and linoleic. Compared to control cells, obtained cells constitute a strongly reliable research model that mimics obesity occurring in humans. Achieved results have shown that adipocytes treated with fatty acids exhibited a greater number of both 'large' and 'small' lipid droplets, and an increase in lipid droplet formation and maintenance-related proteins, elevated expression of genes encoding proteins involved in the transport of fatty acids and raised secretion of cholesterol and glutamate. Fattening has also resulted in changes in the phenotype of vimentin filaments and actin cytoskeleton reorganisation. Finally, it has also been observed that hypertrophy of adipocytes was accompanied by modifications in cell metabolism, phenotypic and quantitative changes in mitochondria with a simultaneous downregulation of genes involved in mitochondrial fusion. In summary, the human research model that we propose allowed us to demonstrate several adjustments in cells mimicking the obesity state, which may contribute to expanding knowledge about obesity and improving treatment strategies for this disease.

What this study does not prove

  • • This study does not prove SVF is an approved treatment or a replacement for standard care.
  • • This is preclinical work; animal or laboratory results cannot be applied to humans.

Evidence level

Evidence from laboratory and animal studies provides groundwork for understanding mechanisms and potential before human studies continue.

How we grade evidence
Adipose TissueCells, CulturedMitochondriaAdipocytesHumansObesityFatty AcidsCell DifferentiationGene Expression RegulationLipid Metabolism

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