nutrients Article Anti-Atopic Properties of Gracillin Isolated from Dioscorea quinqueloba on 2,4-Dinitrochlorobenzene- Induced Skin Lesions in Mice Jonghwan Jegal 1,†, No-June Park 2,† ID , Beom-Geun Jo 1, Sim-Kyu Bong 2, Hyun Jegal 2, Min Hye Yang 1,* and Su-Nam Kim 2,* ...