Histopathological Findings of a Melanocytic Nevus A melanocytic nevus is a benign proliferation of melanocytes. Under the microscope, typical features include: Nests or clusters of uniform melanocytes located at the dermoepidermal junction, Drosophila are hosts to the first described parasitoid wasp of adult flies Nature THE EFFECTS OF PARASITE DERIVED IMMUNE SUPPRESSIVE FACTORS ON THE CELLULAR INNATE IMMUNE AND AUTOIMMUNE RESPONSES OF DROSOPHILA MELANOGASTER* Encapsulation and Melanization Are Not Correlated to Successful Immune Defense Against Parasitoid Wasps in Drosophila melanogaster