assertion retraction graph subject predicate object datatype annotation 1 0 graph DOID:0050214 IAO:0000115 A neuromuscular junction disease that is characterized by an abnormality of acetylcholine (ACh) release at the neuromuscular junction which results from an autoimmune attack against voltage-gated calcium channels (VGCC) on the presynaptic motor nerve terminal. xsd:string "{""dce:type"":[{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007638""}],""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:http://en.wikipedia.org/wiki/Lambert%E2%80%93Eaton_myasthenic_syndrome""}]}"