Assertion: polysaccharide's function | /r/CapableOf | retain histamine
Facets:
value: electrostatically
type: MANNER
Source sentences:
text: Histamine that is present within the granules is protonated (H 2 A2+) at pH within granules (5.2–6.0), thus it is believed that heparin, which is highly negatively charged, functions to electrostatically retain and store histamine.