Sheet-like composition
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United States of America Patent
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Jul 31, 2012
Grant Date -
Jul 9, 2009
app pub date -
Jul 19, 2006
filing date -
Jul 25, 2005
priority date (Note) -
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Abstract
A sheet-shaped composition is provided which has an improved preservability and handling readiness, as well as a high flexibility in use. Amnion with trehalose added thereto is utilized. Addition of trehalose improves the flexibility of the amnion, and prevents basal membrane and stratum compactum from being damaged during lyophilization process.
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