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shi jun ti xi jun de tian di
Pages: 35-35
Year: Issue:  4
Journal: Swine Production

Keyword:  细菌学家天敌噬菌体葡萄球菌菌落培养针接接种;
Abstract: 1915年,英国细菌学家特沃特在培养葡萄球菌时,意外发现培养出来的葡萄球菌菌落上,出现了透明斑,这个现象意味着这部分葡萄球菌已经消失了。是什么使葡萄球菌消失的呢?特沃特用接种针接触了透明斑后,再去碰触另外一个正常的葡萄球菌菌落,不久,这个菌落上被碰触的部分,也出现了透明斑。这说明,葡萄球菌有一种天敌,它会被这种"天敌"捕食掉。
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