Microarray and Gene Expression Data Ontology	Ciona savignyi Anatomy and Development Ontology	Source
http://purl.obolibrary.org/obo/CisaviA_0000795	http://mged.sourceforge.net/ontologies/MGEDOntology.owl#Organism	LOOM
http://purl.obolibrary.org/obo/CisaviD_0000000	http://mged.sourceforge.net/ontologies/MGEDOntology.owl#DevelopmentalStage	LOOM