Method for preparation of type II collagen
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United States of America Patent
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Nov 24, 1998
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Jan 3, 1997
filing date -
Jan 5, 1996
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Abstract
An method is disclosed for removing Type I collagen-containing tissue adjoining Type II collagen-containing animal tissue comprising treatment of unprocessed Type II collagen-containing tissue in an acidic solution in the presence of an acid proteinase and subjecting the mixture to moderate agitation for a period of time sufficient to cause digestion or separation of the Type I collagen-containing tissue from the Type II collagen-containing tissue. Also disclosed are methods for removing proteoglycans from Type II collagen-containing tissue.
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