1285-Lentiviral Gene Therapy for ARC Syndrome Treatment

This article investigates lentiviral gene therapy as a potential treatment for ARC syndrome, a fatal genetic disorder causing liver disease and multisystem failure. Researchers developed a liver-specific vector designed to restore the missing VPS33B protein, comparing its safety and efficacy against a ubiquitous vector in mouse models. The study discovered that while both vectors could correct cellular defects, the ubiquitous version carried a significant risk of liver tumors due to insertional oncogenesis. In contrast, the targeted liver-specific therapy proved safe and effective, significantly improving survival rates and reversing liver damage. These findings suggest that precision gene delivery combined with temporary immune modulation offers a promising path for treating rare pediatric liver diseases.References:Cozmescu C A, Nazari M, Touramanidou L, et al. Safety and efficacy analysis of in vivo lentiviral gene therapy in pre-clinical ARC syndrome models[J]. Nature Communications, 2026, 17(1): 5074.前往小宇宙评论区与主播互动