CD8A and pachyonychia congenita: Some authors [53] found no association with the RNAseq rank of any tested genes, castration resistance vs. sensitivity status, or specimen type (primary vs. metastatic PC), nor between the DNA mutational profile, CD3/8 IHC status, RNA-seq CD8, PD-L1 IHC expression, or TMB and the expression profile of any genes (n = 17).