About: http://webisa.webdatacommons.org/320207896

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	By the same token if heavy metals or other toxins were causing the excess histamine reaction then as long as those toxins were present then so would the excess histamine according to your scenario.
http://www.w3.org/ns/prov#wasQuotedFrom	curezone.org