Clin Epigenetics. 2025 Apr 29;17(1):68. doi: 10.1186/s13148-025-01871-7. ABSTRACT Non-coding 886 (nc886, vtRNA2-1) is a polymorphically imprinted gene. The methylation status of this locus has been shown to be associated with periconceptional conditions, and both the methylation status and the levels of nc886 RNAs have been shown to associate with later-life…