The disclosure provides reagents, methods, and kits, for treating melanoma. The reagent encompasses interferon-gamma (IFN-gamma) responsive melanoma cells, where the cells are autophagic and non-apoptotic melanoma cells, and where the cells express MHC. Class II. In another aspect, the reagent encompassed dendritic cells loaded with the IFN-gamma responsive, non-apoptotic, MHC Class II-expressing melanoma cells.