About: http://webisa.webdatacommons.org/146200154

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	However, in the case of negatively charged molecules, such as DNA, it is extremely difficult to get them to adhere to an electrode because most metal surfaces are intrinsically negatively charged and, as such, repel the molecule.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com