Companies had won patents for isolated DNA for decades—by 2005 some 20% of human genes were patented.
几十年来,许多公司都获得了分离DNA的专利——到2005年,大约20%的人类基因都已获取专利。
One tribe agreed to donate DNA for his study.
其中一个部落同意为他的研究捐献dna。
The resonance of DNA for this segment of new dreaming requires magnetic and photonic impulses.
这一段新梦想dna的共振,需要磁性和光子脉动。
This silencing is why the DNA for, say, insulin is turned off in brain cells but active in pancreas cells.
这种抑制作用就是为什么胰岛素基因在胰岛腺中试开启的而在大脑中是关闭的。
Understand that we cannot work with initiates below 1800 strands of DNA for the purposes of a synthesis alter.
请了解我们不能与低于1800股DNA的提升者们为合成圣坛而合作。
Content of nuclear DNA for apple cultivars including 12 diploid and 5 triploid was measured by flow cytometry.
利用流式细胞光度术测定了苹果12个二倍体,5个三倍体细胞核d NA含量。
They searched through the remaining DNA for all the variants of a specific gene and compared them with known species.
他们在剩余的DNA里面搜索某个特定基因的所有变体,并将它们与一个已知菌种的基因进行对比。
A tuft of hair trapped in permafrost around 4, 000 years ago has yielded DNA for the first sequence of an ancient human genome.
发现于约4000年前的冻土中的一簇头发携带有一个古人类基因组的第一个序列的DNA。
Objective To explore the correlation between the immune markers of HBV and HBV-DNA for the diagnosis and treatment of hepatitis b.
目的探讨乙肝病毒免疫标志物与HBV - DNA之间的相互关系,为临床诊断和治疗提供有价值的判断标准。
METHODS: We developed an assay based on the targeted analysis of cell-free DNA for the detection of fetal aneuploidies of chromosomes 21, 18, and 13.
方法:我们开发了基于游离DNA定向分析的方法,用于胎儿21号、18号和 13号染色体非整倍体的检测。
According to the bacteria gene sequence, we also designed PCR primer, and collected genome DNA for PCR rapid test, then tested and contrasted sequence.
根据菌属基因序列设计PCR引物,提取基因组dna进行PCR快速检测,然后进行测序比对。
The Golden Sun disc discs will emit a 12-strand helix, in a spiraling energy that will serve, as the prototype of the DNA for the crystalline aspect through the 144-grid.
黄金太阳圆碟将在一种漩涡能量中放射出12股螺旋,作为连贯144水晶栅格的水晶形dna的原型。
Please see our detailed protocol for information regarding the labeling procedure and denaturation of double stranded DNA for various immunodetection applications (1-4).
请查询我们的实验步骤获得各种免疫检测应用中标记和双链DNA变性的实验过程的具体信息(1 - 4)。
Please see our detailed protocol for information regarding the labeling procedure as well as denaturation of double stranded DNA for various immunodetection applications (1-4).
请参阅我们有关标记程序的详细步骤,以及应用于各种免疫检测的双链DNA变性程序(1-4)。
Objective To investigate the value of plasma level determination of EB virus (EBV) DNA for diagnosis making and prognosis estimating among cases with nasopharyngeal carcinoma (NPC).
目的探讨血浆EB病毒DNA定量检测对鼻咽癌的诊断和预后评估价值。
Conclusion: The modified technique based on CTAB method may be efficient and reliable in isolating high quality DNA for AFLP analysis from medicine plants rich in polyphenols and amylose.
结论该技术可有效地从富含多酚和多糖的药用植物组织中分离出高质量dna。
And the scientists didn't know either how the polymerase avoids substituting the NTPs that constitute DNA for the correct RNA building blocks, molecules that differ by only one oxygen atom.
但是研究人员不清楚的是聚合酶是怎样避免把构成DNA链的NTP添加到RNA链上的,毕竟脱氧核核苷酸和核糖核苷酸只是相差一个氧原子。
Methods an Alkaline lysis method was used to isolate serum HBV-DNA for fluorescence quantitative PCR and compared with conventional phenol-chloroform extraction method and boiling lysis method.
方法使用碱裂解法、酚氯仿法和煮沸裂解法同时提取血清hbv - DNA,比较荧光定量pcr测定的重复性和测定值的差异。
Companies are unlikely to file many more patents for human DNA molecules-most are already patented or in the public domain.
公司不太可能再为人类DNA申请更多的专利——大多数要么已经被其他公司申请了专利,要么处于公共领域。
Biologists can infer how species are related evolutionarily by comparing DNA sequences for the same genes in different species.
生物学家可以通过比较不同物种中相同基因的DNA序列来推断物种之间的进化关系。
Species with similar DNA sequences for these genes are generally more closely related to each other than to species with less-similar DNA sequences.
与DNA序列不太相似的物种相比,这些基因的 DNA 序列相似的物种之间的关系通常更密切。
The second drawer began to fill and as it did I wondered whether there were bigger discoveries out there, not just species, but life that depends on things thought to be useless, life even without DNA. I started a third drawer for these big discoveries.
第二个抽屉开始被填满。此时我在想外头是否还有更大的发现,不只是物种,还有依赖于人们认为无用的东西的生命以及甚至没有 DNA 的生命。我为这些重大发现设立了第三个抽屉。
Procyclic trypanosomes were electroporated with linearised plasmid DNA and selected for resistance to phleomycin.
用线性化质粒DNA 电穿孔前环锥虫体,筛选其对磷霉素的抗性。
For DNA, these units are the c, t, a and G bases, and for proteins the units are 20 different amino acids.
对DNA来说,这些单位是C、T、A和G碱基,对蛋白质来说这些单位是20个不同的氨基酸。
Both of these are important advancements towards using graphene for DNA sequencing, "he says."
这两个结果是采用石墨烯进行DNA测序研究的重大进展。
We're looking for molecules like DNA and proteins.
我们寻找像DNA和蛋白质这样的分子。
These provide material for DNA fingerprints, which have since been mapped for the whole of Africa.
这为DNA指纹提供了材料,然后各类DNA指纹就会标示在整个非洲的地图上。
Those six elements are the building blocks for DNA and RNA, along with proteins and fats. Which means they're essential for life-as we know it.
这六种元素以及脂肪和蛋白质是DNA和RNA的构成要素,也就是说,和我们知道的一样,它们是生命体所必须的。
A validated DNA test system for hair colour shall become available for forensic research in the not too distant future.
在不远的将来,一套具有完备的DNA发色检测的系统将被研发,便于法医研究使用。
A validated DNA test system for hair colour shall become available for forensic research in the not too distant future.
在不远的将来,一套具有完备的DNA发色检测的系统将被研发,便于法医研究使用。
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