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Overexpressing Long Noncoding RNAs Using Gene-activating CRISPR
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Long noncoding RNAs in lipid metabolism.

Coen van Solingen1, Kaitlyn R Scacalossi, Kathryn J Moore

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Long noncoding RNAs (lncRNAs) are key regulators of lipid metabolism. This review explores their complex roles in controlling gene expression for cholesterol and triglyceride levels in health and disease.

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Area of Science:

  • Molecular Biology
  • Genetics
  • Metabolic Diseases

Background:

  • Long noncoding RNAs (lncRNAs), transcripts >200 nucleotides, regulate gene expression.
  • Their roles in lipid metabolism are increasingly recognized but poorly understood.
  • Less than 1% of human lncRNAs are functionally characterized.

Purpose of the Study:

  • To review recent advances in understanding lncRNA roles in lipid metabolism.
  • To highlight current challenges and future opportunities in this field.
  • To discuss lncRNA regulation of lipid metabolism in health and disease.

Main Methods:

  • Literature review of recent studies on lncRNAs and lipid metabolism.
  • Analysis of lncRNA mechanisms including epigenetic, transcriptional, and posttranscriptional regulation.
  • Discussion of lncRNA involvement in systemic and cell-type-specific lipid control.

Main Results:

  • lncRNAs regulate lipid metabolism at multiple gene expression levels.
  • They influence both transcriptional and posttranscriptional processes.
  • lncRNAs impact cholesterol and triglyceride metabolism.

Conclusions:

  • lncRNAs are critical regulators of lipid metabolism.
  • Understanding lncRNA complexity opens new avenues for metabolic research.
  • Further investigation is needed to fully characterize lncRNA functions in lipid homeostasis.