PAQR9 and diabetes mellitus: Upregulation of lncRNA Blnc1 expression could significantly decrease the levels of PTEN, cellulose, collagen I, collagen IV, inflammatory factors (TNF-α, IL-6, IL-1β) and ROS in HK-2 cells, inhibit the occurrence of ferroptosis, and alleviate the occurrence of diabetes and its complications (Zhao et al., 2014; Feng X. et al., 2019; Xie et al., 2021).