最初大家都只知道它的序列很短,是极其微小的RNA控制片断,大家叫它为反义RNA,它通过置换作用而阻止抑制基因的活性,从而阻碍密码子的转录与翻译活动。
It was previously known that short, tiny control RNA, called antisense RNA, can stop the activity of genes by placing themselves so that "reading" of the code is impeded.
这种毒素阻止大脑释放一种化学信号,从而抑制肌肉收缩。
By blocking the release of a chemical messenger in the brain, the toxin stops muscles from contracting.
他们发现了抑制一氧化氮并阻止血液流动的途径。
They discovered a pathway that inhibits nitric oxide and thus impedesblood flow.
They prevent the ligand from reaching its natural receptor, and so that antagonizes or inhibits the function of the natural ligand.
它们能够阻止配体与受体的结合,这样就拮抗或者说是抑制了配体的功能
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