| abstract |
[PROBLEMS] To provide a pepsin-degraded gelatin useful as a stabilizer for a trace protein component for injection, such as pharmaceuticals, foods, cosmetics, etc., particularly vaccines. A weight average molecular weight determined by gel filtration high performance liquid chromatography is 3,500 to 20,000, 15 kd, 1 in SDS-polyacrylamide electrophoresis Pepsin-degraded gelatin with characteristic separation patterns at 7 kd, 36 kd and 60 kd. |