IGFBP7 and attention deficit-hyperactivity disorder: Moreover, Li et al. (2021) [33] revealed three lncRNAs, DNM3OS, IGFBP7-AS1, and LINC01139, which were differentially expressed in both neural progenitor cells and neurons in ASD patients, while LINC00461 was identified as a risk gene for ADHD traits [35].