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1·In order to ensure the efficacy of animal polypeptide on clinic, the purified animal polypeptide was analyzed by polyacrylamide gel electrophoresis, and its content was determined by biuret test.

为确保动物多肽产品的临床疗效，对纯化后的骨宁动物多肽用聚丙烯酰胺凝胶电泳进行了分析．并用双缩脲法测定了多肽的含量。