一种新的微生物基因修饰可以生产价格可以与乙醇竞争的生物燃料丁醇。
A new microbe engineering trick could potentially make butanol, a promising biofuel, so cheaply that it could compete with ethanol.
基因修饰的大肠杆菌把糖转化为丁醇的能力比其他微生物快10倍。
Engineered E. coli convert sugar to butanol 10 times faster than other microbes.
方法将携带P16基因的腺病毒体外转染人膀胱癌t 24细胞，观察腺病毒对T24细胞的转染效率以及P 16基因修饰的T24细胞体外生物学特性的改变。
Methods P16 genes were delivered to the T24 cells jn vitro by adenovirus vectors. Gene transfer efficiency and changes of biological specificity of T24 cells were analyzed.
PCR和细胞因子生物活性测定证实细胞因子基因整合入基因修饰细胞并通过细胞分泌相应活性蛋白产物。
PCR and cytokine bioassays verified the integration of cytokines into the modified cells and the secretion of relative protein products with activity by these cells.
生物体可以通过基因修饰而抵抗疫苗，这样轻微的疾病就能演变成致死性疾病，皮肤划痕就能产生致命病毒和细菌。
Organisms could be genetically manipulated to defeat vaccines, mild diseases could be turned into deadly ones and lethal viruses and bacteria might be created from scratch.
生物体可以通过基因修饰而抵抗疫苗，这样轻微的疾病就能演变成致死性疾病，皮肤划痕就能产生致命病毒和细菌。
Organisms could be genetically manipulated to defeat vaccines, mild diseases could be turned into deadly ones and lethal viruses and bacteria might be created from scratch.
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