Process Chemistry Ontology	Microarray and Gene Expression Data Ontology	Source
http://purl.obolibrary.org/obo/OBI_0000272	http://mged.sourceforge.net/ontologies/MGEDOntology.owl#Protocol	LOOM
http://purl.obolibrary.org/obo/PROCO_0000014	http://mged.sourceforge.net/ontologies/MGEDOntology.owl#Experiment	LOOM