About: http://webisa.webdatacommons.org/440746851

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	When the spheres are exposed to a tear film sample and are excited with light energy such as laser light, the spheres will luminesce such that the emitted light can be correlated to osmolarity of the sample.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com