abstract |
PROBLEM TO BE SOLVED: To provide a stabilized preparation of serine endopeptidase suitable for use as a reagent in a diagnostic method or for therapeutic use. The preparation is a serine endopeptidase: a) ammonium acetate, and / or b) at least one polyamino acid, and / or c) glycerol, and at least one amino acid from the group consisting of aspartic acid and salts thereof, glutamic acid and salts thereof, histidine and glycine, As a result of the addition of various additives, the preparation had improved stability and thereby improved shelf life. [Selection figure] None |