PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Indeed, any polymeric or other material that contains moieties that are predominantly positively charged (i.e. about 50% or greater of the moieties are positively charged) at or below about their pKa values, which is preferably less than a physiological pH, and which are substantially uncharged at or above about a physiological pH, can be used to carry the negatively charged therapeutic agents in
http://www.w3.org/ns/prov#wasQuotedFrom
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