Assertion: anionic polysaccharide | /r/HasProperty | distributed in the cell walls of brown algae
Facets:
value: widely
type: DEGREE
Source sentences:
text: Nanoparticles composed of alginate (known as anionic polysaccharide widely distributed in the cell walls of brown algae which, when in contact with water, forms a viscous gum) have emerged as one of the most extensively characterized biomaterials used for drug delivery and targeting for a set of administration routes.