Melanosis coli** Melanosis coli is a benign, reversible condition characterized by brown black pigmentation of the colonic mucosa, most often due to chronic use of anthraquinone laxatives. The discoloration is caused Drosophila serpin 27A is a likely target for immune suppression of the blood cell mediated melanotic encapsulation response ScienceDirect Enhancing the Survival of Ichneumonid Parasitoid Campoletis chlorideae (Hymenoptera: Ichneumonidae) by Utilizing Haserpin e Protein to Effectively Manage Lepidopteran Pests Chapter 4 The Role of Melanization and Cytotoxic ByProducts in the Cellular Immune Responses of Drosophila Against Parasitic Wasps ScienceDirect Innate Immunity in Insects: The Lights and Shadows of Phenoloxidase System Activation Extracellular matrix protein N glycosylation mediates immune self tolerance in Drosophila melanogaster PNAS