His team recently designed a simple ester capable of removing sulphur from diesel .
马克的研究小组最近设计了一种可降低柴油中含硫量的单酯。
Ester left school at 14 to work beside her mother as a maid and now has two young kids .
埃斯特14岁离开了学校，在她母亲身边做着女仆的工作，现在已经有了两个小孩。
The most significant is the cholesterol ester transfer protein gene or cetp which in one unusual form correlates with slower memory decline lower risk for dementia and strongly increased protection against heart disease .
The research reinforces the ideas of ester boserup , an economist who argued in the 1970s that cultural norms about the economic roles of the sexes can be traced back to traditional farming practices .