| http://www.w3.org/ns/prov#value | - This may be accomplished, for example, by mixing the solution of the polypeptide polymer with a gelling agent, such as a polysaccharide, preferably a water-soluble polysaccharide, such as, e.g., hyaluronic acid, starches, and cellulose derivatives, e.g., methylcellulose, hydroxyethyl cellulose, and carboxymethyl cellulose.
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