Regulation of Gene Expression Ontolology	Vertebrate Taxonomy Ontology	Source
http://purl.obolibrary.org/obo/NCBITaxon_9606	http://purl.obolibrary.org/obo/VTO_0011993	LOOM
http://identifiers.org/ncbigene/54187	http://purl.obolibrary.org/obo/VTO_0065106	LOOM
http://purl.obolibrary.org/obo/NCBITaxon_10090	http://purl.obolibrary.org/obo/VTO_0014661	LOOM
http://purl.obolibrary.org/obo/NCBITaxon_10116	http://purl.obolibrary.org/obo/VTO_0014927	LOOM
http://identifiers.org/ncbigene/25491	http://purl.obolibrary.org/obo/VTO_0049992	LOOM
http://identifiers.org/ncbigene/94181	http://purl.obolibrary.org/obo/VTO_0065106	LOOM
http://identifiers.org/ncbigene/18008	http://purl.obolibrary.org/obo/VTO_0049992	LOOM