聚合酶

PCR requires a specific DNA abnormality or marker, like an oncogene, in the leukemic or lymphomatous cells in order to identify residual abnormal cells.

为了识别残留的异常细胞，聚合酶链式反应需要一个特殊的DNA或RNA的畸形或标记物，在白血病细胞或淋巴瘤细胞中，如同致癌基因一样。

PCR requires a specific DNA abnormality or marker, like an oncogene, in the leukemic or lymphomatous cells in order to identify residual abnormal cells.

聚合酶链反应通过发现白血病细胞或淋巴瘤细胞中特定的DNA或RNA的异常点或标记物如致癌基因来识别残存的异常细胞。

Purpose To explore the value of single cell isolation from tissue slides and single cell polymerase chain reaction in the study of lymphy node germinal centers.

目的探讨从组织切片中进行单细胞分离和单细胞聚合酶链反应技术在淋巴结生发中心研究中的应用。

This strain is lysogenic for lambda-DE3(4), which contains the T7 bacteriophage gene1, encoding T7 RNA polymerase under the control of the lac UV5 promoter.

此类菌株为lambda-DE3(4)，溶源性，包含有T7细菌噬菌体基因1，它编码受制于UV5启动子的T7RNA聚合酶。

Methods Nested polymerase chain reaction was used to detect HPV B19-DNA on stock bone marrow smears from 84 children with ITP. Twenty-four cases of macrocytic anemia were chosen as controls.

应用巢式聚合酶链反应技术检测84例ITP患儿存档骨髓涂片标本中HPV B19-DNA，并以24例巨幼细胞性贫血患儿为对照。

An subgroup J avian leukosis virus,designated as SCAU-0901,was isolated and identified by histopathological observation,DF-1 cell culture,ELISA test,PCR and immunofluorescence assay specific to ALV-J from Mahuang broiler breeder suspected with ALV infection.

在组织病理学观察的基础上，经接种DF-1细胞系、ELISA抗原检测、聚合酶链式反应以及亚群特异性免疫荧光试验，从送检的疑似禽白血病感染的麻黄肉种鸡中分离并鉴定出1株J亚群禽白血病病毒，命名为SCAU-0901。

The improved CTAB method was applied to extracted genomic DNA in the leaves of 7 species of Michelia. Using the method of single factor in the experiment, the effects of different concentration of MgCl2, dNTP, template DNA, random primers and Taq DNA polymerase on RAPD reaction were studied.

方法］采用改进的CTAB法提取木兰科含笑属7种植物叶总DNA，进行RAPD分析，分别研究了模板DNA、引物、dNTP、Mg(上标 2+)和TaqDNA聚合酶用量对RAPD反应的影响。

This study discusses the researches which were involved in microbiologic identification, qualitative and quantitative PCR and immunologic detective technologies.

本文对其进行了微生物鉴定、定性和定量聚合酶链式反应以及免疫学方法的检测技术的研究。

Objective To establish a multiplex polymerase chain reaction assay for simultaneous detection of Salmonella spp., Proteus mirabilis and Staphylococcus aureus.

目的 建立快速检测沙门菌、变形杆菌和金黄色葡萄球菌的多重聚合酶链反应方法。

BMPR-IB gene as a fecundity candidate gene was studied in Cele sheep(44 blood samples), Duolang sheep(49 blood samples), Hu sheep (32 blood samples),Chinese Merino monotocous line(40 blood samples) and Chinese Merino (47 blood samples) by PCR-RFLP.

本研究以绵羊BMPR-IB基因作为多胎候选基因，采用聚合酶链式反应—限制性片段长度多态性技术，对策勒羊(44只)、多浪羊(49只)、湖羊(32只)、中国美利奴羊多胎类型(40只)以及中国美利奴羊(47只)进行了分析研究。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。