About: http://webisa.webdatacommons.org/178602242

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	They are strongly negatively charged polysaccharides that bind and modulate a myriad of proteins, including growth factors, cytokines, and enzymes.
http://www.w3.org/ns/prov#wasQuotedFrom	ru.nl