Enhancing the Survival of Ichneumonid Parasitoid Campoletis chlorideae (Hymenoptera: Ichneumonidae) by Utilizing Haserpin e Protein to Effectively Manage Lepidopteran Pests Melanotic Schwannoma Basicmedical Key Drosophila serpin 27A is a likely target for immune suppression of the blood cell mediated melanotic encapsulation response ScienceDirect Drosophila are hosts to the first described parasitoid wasp of adult flies Nature 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,