FADS2 and atopic eczema: Some of lipid metabolic genes discovered in our analysis were also reported as declined genes in patients with psoriatic (ACSBG1, ALOX15B, ELOVL3, FADS1, FADS2, and THRSP) [17] or atopic dermatitis (CYP4F8, ELOVL3, FADS1, FADS2, FAR2, and HAO2) [18] (Figure 1D).