They have already prolonged the healthy lifespan in both flies and mice by using drug treatments and a modified diet .
通过药物治疗和食谱改变,他们已经成功地延长了果蝇和老鼠的健康生命周期。
Researchers have used a modified aids virus to halt a devastating brain disease in two young boys .
研究人员应用基因组经过修饰的爱滋病毒(aids)阻止了2个男孩的致死性脑病的发展。
Measurement , however , is less simple and the noise levels may be further modified by operating conditions .
然而,噪声的测定要复杂一些,因为噪声级会随着工作条件的不同进一步得到改变。
It has outlined ambitious plans to achieve a regional " community " by 2015 and modified an absolute insistence on non-interference .
为了在2015年取得区域共同体并改变其无权干涉的权力,东盟已经给出了雄心勃勃的计划方案。
They modified about a dozen genes in e. coli to reverse this beta-oxidation pathway so that the microbes build fatty acids .
他们修饰了十几个基因,可以逆转beta氧化途径,让这种大肠杆菌可以生产脂肪酸。
How is communication between neurons modified by experience ?
神经元之间的交谈是如何为经验所修饰的?
The modified microbes are then produced in large numbers and those that are best at the job are selected .
随后大规模繁殖这种修饰过的微生物,挑选出工作最出色的。
Scientists have genetically modified cats by infecting their eggs with a virus containing a foreign gene-the first time this method has worked in a carnivore .
In test tube experiments , strains of the modified virus responded to the antiviral drug oseltamivir and to antibodies from ferrets that had received candidate h5n1 vaccines .
在试管实验中,这种修饰过的毒株对抗病毒药物奥司他韦,在接种候选h5n1疫苗的雪貂中测到了抗体。
None of the modified genes has a direct link to cancer , however , making it unclear whether these chemical alterations increase the risk of developing the disease .