| abstract |
The invention relates to matured collagen, which is obtained by providing excreted collagen; freezing the secreted collagen; dehydrating the frozen collagen; and maturing the dehydrated collagen, the maturation comprising storing the dehydrated collagen at a temperature of at least 40 ° C. for a period of at least two weeks. Also presented are a collagen composition for the treatment or prevention of surgical scars, containing the specified matured collagen, and a composition for drug delivery, containing the specified matured collagen and an active substance. |