About: http://webisa.webdatacommons.org/87502731

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	Many ligands of interest are present at much lower concentrations, e.g. 10-8 M or lower, in fluid samples of interest, such as serum, urine, etc.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au