| abstract |
A hydrogel preparation kit comprising two separate solutions A and B, of which solution A contains the enzyme horseradish peroxidase and solution B contains hydrogen peroxide, wherein at least one solution A or B contains calcium ions in the form of a pharmaceutically acceptable salt and further solution A and / or or B comprises a hydroxyphenyl derivative of a hyaluronan of formula I, wherein n is in the range 2 to 7500 and wherein R is OH or NHR 2 CONHR 1 ArrOH of formula II, wherein Ar is phenylene and R 1 is ethylene, or Ar is indolydene and R 1 is ethylene, or Ar is hydroxyphenylene and R 1 is carboxyethylene, and R 2 is alkylene having a carbon number of 3 to 7. The invention further relates to a hydrogel based on a hydroxyphenyl derivative of hyaluronan |