The chemical structures that form the units of DNA and RNA and that encode genetic information i.e. the bases that make up the base-pairs are A, G, T, C and U (see DNA).
形成DNA、RNA单体以及编码遗传信息的化学结构，也就是组成碱基对的碱基包括A、G、T、C、U。
Peripheral T-lymphocyte subsets of 48 HCV-RNA seropositive and 35 HCV-RNA seronegative chronic hepatitis -C patients were investigated arid 20 normal subjects were kept as control.
对48例血清HCV-RNA阳性和35例HCV-RNA阴性的慢性丙型肝炎（慢丙肝）患者外周血T淋巴细胞亚群进行观察，并与20例正常人对照。
Methods the total RNA were prepared from Z10 virus infected cells and the RT PCR product was cloned into t vector, sequenced and analyzed using DNASTAR software.
方法从Z 10株病毒感染的细胞提取总rna，将逆转录pcr扩增的产物纯化后克隆于t载体并进行序列测定，应用dnastar软件分析比较。
Methods the total RNA were prepared from Z10 virus infected cells and the RT PCR products was cloned into t vector, sequenced and analyzed by using DNASTAR software.
方法从Z 10病毒感染的细胞提取总rna，将逆转录聚合酶链反应(RT PCR)扩增的产物纯化后克隆于t载体并进行序列测定，应用dnas TAR软件分析比较。
In animal experiments, T-2 toxin on animals shows a clearer immunotoxic and blood toxicity, suppresses DNA, RNA and protein synthesis, induces cell to die and causes leucocyte lack and so on.
在动物实验中，T-2毒素对动物显示了比较明确的免疫毒性及血液毒性，可抑制DNA、RNA及蛋白质合成，诱导细胞凋亡，引起白细胞缺乏等。
Methods the total RNA was extracted from Z37 virus infected cells and the RT-PCR products were cloned into t vector, sequenced and analyzed by DNASTAR software.
方法设计出针对各片段的特异性引物，用P CR方法从Z 37病毒感染的细胞提取细胞总rna，逆转录扩增、产物克隆t载体，纯化后测序，测定的序列应用DNASTAR软件比较分析。
Petrossian, T. Clarke, S. Methylation of DNA, protein, and even RNA species are integral processes in epigenesis.
蛋白质，甚至RNA种类的甲基化是表观形成中完整的过程。
Petrossian, T. Clarke, S. Methylation of DNA, protein, and even RNA species are integral processes in epigenesis.
蛋白质，甚至RNA种类的甲基化是表观形成中完整的过程。
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