Knobbe, Martens Olson & Bear, LLP
Keratan sulfate oligosaccharide fraction and pharmaceutical containing the same
 A keratan sulfate oligosaccharide which comprises from two to five sugar units and has sulfated N-acetylglucosamine at the reducing end and in a molecule of which at least two hydroxyl groups are sulfated, preferably, which contains at least disaccharide represented by the formula Gal(6S)-GlcNAc(6S) (in the formula, Gal, GlcN, Ac, and 6S represent a galactose, a glucosamine, an acetyl group, and a 6-O-sulfate ester, respectively) as a constitutional ingredient, and/or pharmaceutically acceptable salt thereof are used as active ingredients of anti-inflammatory agents, antiallergic agents, immunomodulators, cell differentiation inducers, and apoptosis inducers. 
Seikagaku Corporation
A A A A A A A A A A A A A A C C A A A A A A A A A A A A A A A A A A A A C C A
A61K A61K A61P A61P A61P A61P A61P A61P A61P A61P A61P A61P A61P A61P C12P C08B A61P A61P A61P A61P A61P A61P A61P A61P A61P A61P A61P A61P A61K A61P A61P A61P A61P A61P A61P A61P C07H C07H A61P
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Akira Hiroshi Satoshi Kiyoshi Akira Keiichi
Asari Maruyama Miyauchi Morikawa Tawada Yoshida