Methods Chromosome DNA was isolated from Bacillus natto . The pro nattokinase gene was then amplified from chromosome by PCR.

方法从纳豆芽胞杆菌中分离纯化基因组DNA ，作为模板通过PCR扩增纳豆激酶原基因。

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This modified bacterial chromosome was then isolated from yeast and transplanted into a related species of bacteria, Mycoplasma capricolum, to create a new type of M. mycoides cell.

修改后的细菌染色体再从酵母中分离，进而移植入山羊支原体，一个与原细菌亲缘的菌种中，最终创造出新型的丝状支原体细胞。

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