Colon and midgut development (EDNRB), gastrointestinal stromal tumor (KIT), apoptosis of mesothelioma cells (KIT), melanocyte differentiation (EDNRB, KIT), inhibition and morphology of melanoma cells (HSPE, LSP1), adhesion of lymphoma cells (HSPE). This evidence concerns the gene LSP1 and gastrointestinal stromal tumor.