| 摘要 |
2118219 9320827 PCTABS00027 Hyaluronic acid fractions having molecular weights in the range of from about 20,000 to about 60,000 daltons possessing osteoinductive activity are provided. Also provided are pharmaceutical compositions comprising these fractions in conjunction with a pharmaceutically acceptable carrier, as well as methods of treating various types of bone disorders employing these compositions.
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