title: Preparation of active insoluble pepsin.
mesh_terms: D000096:Acetone; D000818:Animals; D055598:Chemical Phenomena; D002621:Chemistry; D003080:Cold Temperature; D004355:Drug Stability; D005019:Ethyl Ethers; D005561:Formates; D005612:Freeze Drying; D005780:Gelatin; D005971:Glutamates; D006736:Horses; D006863:Hydrogen-Ion Concentration; D007106:Immune Sera; D007700:Kinetics; D008239:Lysine; D008722:Methods; D010434:Pepsin A; D011108:Polymers; D012995:Solubility; D013696:Temperature; D013743:Tetanus Antitoxin
chemical_list: D005019:Ethyl Ethers; D005561:Formates; D005971:Glutamates; D007106:Immune Sera; D011108:Polymers; D013743:Tetanus Antitoxin; D000096:Acetone; D005780:Gelatin; D010434:Pepsin A; D008239:Lysine