prov:value
| - olyvinyl pyrrolidone/polystyrene copolymers, polysaccharides such as dextran and mucopolysaccharides, xanthan, hydrophilic cellulose derivatives such as hydroxypropyl cellulose and methyl cellulose, hyaluronic acid, hydrophilic polyacrylates and methacrylates such as polyacrylic acid, polymethacrylic acid, and polyhydroxyethyl methacrylate, DNA and RNA or analogs thereof, heparin, chitosan, polyet
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