About: http://webisa.webdatacommons.org/218692427

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	The sample may or may not require pre-treatment, such as antigen extraction from bacteria, etc.Addition of a secondary reagent to the sample prior to application to the test surface may also be required.
http://www.w3.org/ns/prov#wasQuotedFrom	patentgenius.com