But “treatment” does not mean helping existing sufferers. Rather, the techniques might allow a small subset of women with mitochondrial disease (in the UK, roughly 10-20 annually) to reduce the risk that their children will inherit the mutation – at the cost of setting a precedent with serious potential consequences.
但“治疗”并不意味着帮助现有患者。相反，这项技术能使一小部分罹患线粒体疾病的妇女（英国每年仅有约10－20人）降低其子女继承相关基因突变的可能性——但同时还要付出可能造成严重潜在后果的代价。