Extracellular matrix protein N glycosylation mediates immune self tolerance in Drosophila melanogaster PNAS 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, The structural unit of melanin in the cell wall of the fungal pathogen Cryptococcus neoformans Journal of Biological Chemistry Drosophila are hosts to the first described parasitoid wasp of adult flies Nature Encapsulation and Melanization Are Not Correlated to Successful Immune Defense Against Parasitoid Wasps in Drosophila melanogaster