SOX9 and Hand-foot syndrome: These include a key miRNA, miR-424-3p, which is predicted to target four DEmRNAs in GCs between HFs and AFs, including FGFR1 (TCONS_00004077), SGK1 (XM_006059282.2), SOX9 (XM_025279387.1), and THBS (XM_025294260.1).