MicroRNA 4508 (MIR4508)

MicroRNA 4508 (MIR4508) is a small, non-coding RNA molecule, typically ~22 nucleotides in length, involved in post-transcriptional regulation of gene expression by targeting mRNAs for either degradation or translational repression[6][7]. It is implicated in key biological pathways, including immune-cell adhesion and migration, and viral protein processing, where recent research has shown downregulation in mild COVID-19 cases associated with control of infection, likely through regulation of ICAM2 and CLDN5 genes[1]. MIR4508 has been identified as a potential diagnostic biomarker for silica-related pulmonary fibrosis, supported by analysis of blood samples and genetic association studies[4]. The overall function of microRNAs is highly context-dependent, and MIR4508’s specific roles in disease and cellular processes remain under active investigation. No current drugs target MIR4508 directly, and while general microRNA modulation is a focus of research, therapeutic use is limited by challenge of specificity and possible off-target effects[2][5].

Other names

microRNA 4508MIR4508hsa-mir-4508mir-4508

No known drug targeting mechanism; microRNAs act by sequence-specific silencing of target mRNAs, leading to translational repression or degradation[6][7].