IFNG and allergic contact dermatitis: Furthermore, elevated levels of interferon (IFN)‐γ mRNA expression and IFN‐γ‐positive cells in tinea pedis lesions suggest that a T helper cell type 1 (Th1)‐driven allergic contact dermatitis is provoked in tinea pedis.6, 7 Therefore, we also compared the inhibitory potency of LCZ on Th1‐type contact hypersensitivity induced by 2,4,6‐trinitrophenyl chloride (PC) with that of other antifungal agents in mice.