Six lncRNAs were found to be co-linked to the above four genes, namely, LINC00943, LINC00174, DSCAM-AS1, MAGI1-IT1, MIR4458HG and LINC01133, suggesting that these six lncRNAs may play a role in the regulation of gene expression in periodontitis. Here, MAGI1 is linked to periodontitis.