利用毕赤酵母表达具有生物学活性的蛇毒类凝血酶安克洛。

Express ancrod, a snake venom thrombin-like enzyme, in methylotrophic yeast Pichia pastoris.

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目的探索从骨肉瘤细胞条件培养基中提取骨形态蛋白（BMP）的方法，并测定其生物学活性。

Objective: To find out a method of extraction and purification of bone morphogenetic protein (BMP) from osteosarcoma cell conditioned medium, and evaluate the biological activity of BMP.

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目的探索从骨肉瘤细胞条件培养基中提取骨形态蛋白(BMP)的方法，并测定其生物学活性。

Objective: To find out a method of extraction and purification of bone morphogenetic protein (BMP) from osteosarcoma cell conditioned medium, and evaluate the biological activity of BMP.

youdao