虽然孢子和丝状的形式在环境中的病原体的传播，荚膜几乎只存在于哺乳动物宿主内的酵母形式。
Although the pathogen propagates as spores and in a filamentous form in the environment, H. capsulatum is found almost exclusively in the yeast form within mammalian hosts.
丝状支原体中分离出特异性的甲基酶，进而用该酶甲基化酵母中提取出的丝状支原体基因组。
Specific methylase enzymes were isolated from M. mycoides and used to methylate the M. mycoides genome isolated from yeast.
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。
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.
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