Many such mutations have not yet been identified, and even when a known mutation is found in a tumour, drugs to block its effects may be unavailable.

许多类似的变异还没有得到认证。即便在肿瘤中发现已知的变异，停止变异的药物也是没有。

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Many such mutations have not yet been identified, and even when a known mutation is found in a tumour, drugs to block its effects may be unavailable.

许多类似的变异还没有得到认证。即便在肿瘤中发现已知的变异，停止变异的药物也是没有。

youdao