No Activated HF and significantly fewer Activated Suprabasal 1 and 2 cells were found in control epidermis distant from the wound edge, its unwounded IFE being constituted by populations of healthy Basal (Col17a1, Hist1h1b) and Suprabasal (Krt77, Egfr) keratinocytes. Here, COL17A1 is linked to hydrops fetalis.