| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a novel chondroitin sulfate that can be prepared inexpensively and in bulk, and may be expected for a variety of useful applications, and its preparation method. <P>SOLUTION: This chondroitin sulfate is obtained from a trough shell and comprises unsulfated GalNAc of 22.0±3.3%, 6-monosulfated GalNAc of 10.7±15.8%, 4-monosulfated GalNAc of 12.5±10.5%, 4,6-disulfated GalNAc of 54.8±5.3%, 2-monosulfated GlcA of 23.6±8.7%, and preferably unsulfated GalNAc of 22.0±2.2%, 6-monosulfated GalNAc of 10.7±10.6%, 4-monosulfated GalNAc of 12.5±5.7%, 4,6-disulfated GalNAc of 54.8±1.6%, 2-monosulfated GlcA of 23.6±1.7%. A preparation method of the chondroitin sulfate is provided. <P>COPYRIGHT: (C)2007,JPO&INPIT |
