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PROCESS FOR THE PREPARATION OF THERAPEUTICAL AND PROPHYLATIC AGENTS CONTAINIG PP4 OF TISSUE PROTEIN AND FOR THE PURIFICATION OF THESE PROTEINS
PROCESS FOR THE PREPARATION OF THERAPEUTICAL AND PROPHYLATIC AGENTS CONTAINIG PP4 OF TISSUE PROTEIN AND FOR THE PURIFICATION OF THESE PROTEINS
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机译:包含组织蛋白PP4的治疗和促生剂的制备以及这些蛋白的纯化方法
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摘要
Pasteurisation of a soln. of the placental glycoprotein PP4 comprises heating it, in presence of Ca ions and at least one mono- or oligo-saccharide or sugar alcohol, and opt. also an amino acid, so that pathogenic germs are killed. Treatment is pref. at pH 5-9.5 (6.5-8.5), and the sugar or sugar alcohol is 30-150g/100ml, esp. 100-150g sucrose/100ml. The Ca concn. is 0.005-2, esp. 0.03-0.1, M and the opt. amino acid is 0.1-1.5 M.
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