Peroxisome proliferator-activated receptor alpha mRNA (PPARA mRNA)

Peroxisome proliferator-activated receptor alpha (PPARα) mRNA is the transcript of the PPARA gene, which encodes a key nuclear receptor responsible for maintaining metabolic homeostasis. Predominantly expressed in high-metabolic-demand tissues like the liver and heart, the translation of this mRNA leads to a transcription factor that upregulates genes involved in fatty acid transport and beta-oxidation (UniProt: Q07869). While traditional fibrate drugs target the PPARα protein, modern biotechnology has focused on the mRNA itself as a therapeutic target using RNA-based modalities. Antisense oligonucleotides (ASOs), such as IONIS-PPARa-LRx, are developed to degrade the mRNA and lower protein levels for specific metabolic indications, while mRNA-based therapies seek to introduce functional transcripts to boost PPARα signaling (PubMed: 30811252). Dysregulation of PPARα transcript levels is closely linked to the progression of non-alcoholic steatohepatitis (NASH) and severe dyslipidemia. Challenges in targeting PPARα mRNA include achieving precise tissue delivery and avoiding the species-specific oncogenic effects observed in historical rodent models.

Other names

PPARA mRNANR1C1 mRNAPeroxisome proliferator-activated receptor alpha transcriptPPAR-alpha mRNAPPARα mRNA

Antisense oligonucleotide-mediated mRNA degradation (RNase H-dependent) or exogenous mRNA-mediated protein expression translation