Cannabinoid receptor 1 (CNR1) mRNA (CNR1 mRNA)

Cannabinoid receptor 1 (CNR1) mRNA is the messenger RNA transcript that encodes the CB1 receptor, a key component of the endocannabinoid system. The CB1 receptor is a G protein-coupled receptor (GPCR) widely expressed in the brain, where it regulates neurotransmission, and in peripheral tissues like the liver, muscle, and adipose tissue, where it influences metabolism (UniProt, 2024). Targeting the CNR1 mRNA using RNA-based therapeutics, such as antisense oligonucleotides (ASOs) or small interfering RNAs (siRNAs), represents a strategy to modulate CB1 activity by reducing its overall expression levels (Tam et al., 2012). This approach is particularly investigated for treating metabolic conditions like obesity, type 2 diabetes, and non-alcoholic fatty liver disease (NAFLD), as it offers the potential for tissue-specific knockdown to avoid the severe psychiatric side effects associated with systemic CB1 protein antagonists (Liu et al., 2021). By degrading the mRNA or blocking its translation, these therapies aim to mitigate the overactive endocannabinoid signaling often observed in metabolic and fibrotic diseases (NCBI Gene, 2024). Current research focuses on optimizing delivery systems to ensure these mRNA-targeting agents reach the desired metabolic tissues effectively while sparing the central nervous system.

Other names

CB1 mRNACB-1 mRNACannabinoid receptor 1 transcriptCNR1 transcript

Reduction of Cannabinoid receptor 1 protein expression through RNase H-mediated mRNA degradation or RNA interference (RNAi) (Tam et al., 2012; Liu et al., 2021).