CASP2 and hydrops fetalis: Variable expression of several markers was also detected elsewhere in the anagen HF as follows: dermal papilla (BCL-2, GP-1), hair follicle outer root sheath ORS (p53, p57 and phospho-p57), hair follicle pre-cortex (CASP-2, SOD-1, GADD45), hair bulb keratinocytes (GP-1, GADD45, 8-OHdG) and dermal sheath (CASP-2).