. . . "More specifically, carriers are exemplified by polysaccharides, such as agarose, cellulose, chitin, chitosan, sepharose, dextran, etc., and derivatives thereof; and polyester, polyvinyl chloride, polystyrene, polysulfone, polyethersulfone, polypropylene, polyvinyl alcohol, polyallylether sulfone, polyacrylic ester, polymethacrylic ester, polycarbonate, acetylated cellulose, polyacrylonitrile, poly" .