assertion retraction graph subject predicate object datatype annotation 1 0 graph DOID:0080811 IAO:0000115 A chronic asthma that is triggered by an allergen and that is characterized by an immune system overreaction to a harmless substance, such as pollen or dust, with the subsequent release of immunoglobin E (IgE) antibodies. xsd:string "{""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4099102/""}]}"