MBOAT2 and pachyonychia congenita: Both the CIBERSORT algorithm and ssGSEA revealed that MBOAT2 overexpression particularly relates to an inferior infiltration level of CD8+ T-cells (Figures 9(b), 9(c), 10(a), and 10(c)), indicating that MBOAT2 overexpression may lessen the number of CD8+ T-cells in the TME of PC.