突变的

Displacing probes,real-time PCR and multiplex PCR technology were used and 3 genes associated with streptomycin,isoniazid and ethambutol resistance were detected respectively.

方法将荧光双链置换探针、实时PCR和多重PCR相结合，针对3种一线药物链霉素、异烟肼和乙胺丁醇中最常见的且都是由于点突变而导致的耐药突变位点进行检测。

The novel mutation Y271H is the disease-causing mutation in the hereditary multiple exostoses family.

EXT1基因的Y271H杂合突变是导致该家系发生多发性外生性骨疣的致病突变。

The mutant has shorter internode than motherplant and lance-shaped leaves.All morphological characters and colour of flower of the mu-tant are not significantly different from mother plant.

在30Gy处理的送春试材中，发现了一个节间比亲本紧凑、叶形呈披针状的突变株，但花态和花色均无明显变化，连续4年转接繁殖，突变体性状稳定。

This paper reports the antimutagenesis effect of three different preparations of five kinds of Chongqing green tea on four direct and indirect mutagens with Ames test.

本文采用沙门氏菌回复突变试验研究了五种重庆绿茶的三种样品制备形式对四种直接和间接致突变剂体外致突变性的抑制作用。

There were gene mutations of TGF-1 in SOSP-9607,which might play an important role in pathological mechanism. The gain of muton with strong functional activity is very important for the repair of bone and cartilage injuries.

人成骨肉瘤细胞系SOSP-9607中存在TGF-β1基因突变，其可能在病理机制中起重要作用，具有强功能活性突变子的获得对于骨软骨损伤的修复有重要意义。

Two motifs conserved in eukaryotic and prokaryotic uricases are highly conserved in the mutant uricase.

经由将StEP得到尿酸氧化酵素的突变基因库转殖进入大肠杆菌细胞，以上述方法筛选得到两个具有活性的突变体尿酸氧化酵素基因。

Rice plant separately . This two-element transposon tagging system can b e used to ge t mutants from a

稻突变群体，利用群体中的突变株系为材料分离水稻基因及进行基因的功能研究。

A dwarf mutation 99CDAM with plant height about 85 cm was discovered from a Brassica napus line which had selfed for many years. 99CDAM has good characters of early flowering and rich branches, as well as better yield and quality traits, which can be inherited stably, so 99CDAM has important value in Brassica napus breeding.

在甘蓝型油菜自交多代品系中发现了一个株高85cm左右的矮秆突变株99CDAM，该突变株具有开花早、分枝多等优良特性，产量性状和品质性状较好，各性状都能稳定遗传，具有重要的育种价值。

Results Six probands (8%) had heterozygous mutations in hTERT or hTR; mutant telomerase resulted in short telomeres.

结果：6 位先证者(8%)的hTERT或hTR存在杂合突变；端粒酶突变后以短端粒的形式存在。

Low chlorophyll b rice mutant and the wild type rice (Zhenhui 249) were used to study the effects of low chlorophyll b on themiostability of photosystem Ⅱ in mutant by measuring their changes in chlorophyⅡ fluorescence parameters and polyphasic chlorophyⅡ fluorescence transients under different temperature treatments.

通过测定不同温度处理后水稻低叶绿素b突变体及其野生型（镇恢249）叶绿素荧光参数和快速荧光诱导动力学曲线的变化，研究了低叶绿素b对突变体光系统Ⅱ热稳定性的影响。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。