CD8A and melanoma: The work of Gehrman et al. showed that in treatment with a-galactosylceramide (aGC)/antigen ovalbumin (OVA)-loaded exosomes (Exo(aGC-OVA) derived from bone marrow dendric cells, OVA-expressing melanoma-bearing mice showed a decrease in tumor growth and increase in antigen-specific CD8+ T cell infiltration in tumors.