With that understanding, they believe, it may be possible to develop drugs that do the job balky genes fail to do - controlling a problem that decades of fad diets and self-help books have never solved.

• 一旦有了这些知识，科学家相信有可能发展出一种药物能完成不听话的基因无法胜任的工作，从而解决几十年来时尚食谱和自我养护一类书所不能解决的体重控制问题。