About: http://webisa.webdatacommons.org/176975542

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	One of the most studied of these compounds are water-soluble polymeric 3-alkylpyridinium salts (poly-APS), secondary metabolites produced by the Mediterranean marine sponge, Haliclona (Rhizoniera) sarai [29].
http://www.w3.org/ns/prov#wasQuotedFrom	mdpi.com