There were 28 overlapping targets for propolis and UV allergic dermatitis: TNF, NFKB1, MMP9, IL2, EGFR, BCL2, EGFR, CASP3, PTGS2, MPO, TLR2, IL5, NOS2, DPP4, BRAF, ALOX5, LGALS3, NLRP3, MALT1, ATM, PDE4A, ADRB2, CFTR, ITGA4, MC1R, CXCR1, CYP27B1, and CCR4. The gene discussed is PDE4A; the disease is atopic eczema.