从虹鳟鱼（Oncorh ynchus mykiss）的脑组织中提取RNA，经逆转录一聚合酶链反应及eDNA末端快速扩增技术克隆出Ndu f62基因全长eDNA序列（GenBank登录号：FJ534641），并对其序列进行分析．扩
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各行各业都在科学技术的支持下不断发展进步,GPS技术也是如此。近年来,它除了被运用于定位导航,也被广泛运用于工程测绘中,GPS技术是工程测绘行业进步的动力之一,GPS技术测绘精度高、测绘成本低,为工程建设行业带来不少便利。它是一种新兴的具有较高科技含量的技术,本身具有许多强大的性能,自从GPS测绘技术开始在工程测绘中投入使用,传统的人工测绘技术就逐渐被取代,目前大多数建设工程的测绘工作都采用GPS
对烟草脆裂病毒（Tobacco rattle virus,TRV）诱导的基因沉默分析体系中目前最常用的对照载体——空pYL156载体（pYL156∷00）对沉默处理后番茄和本氏烟（Nicotiana benthamiana）植株的
Objective. The purpose of this study was to determine the impact of intraoperative ultrasound(IOUS) on the management of patients with neoplasms of the liver. e
Objective. The present study investigated the role of endogenous carbon monoxide(CO)in the pathogenesis of neointimal formation induced by balloon injury in rat
The objective of the study was to investigate the effectiveness of low power laser irradiating auricular points on four chronic allergic dermatoses including ec
Objective. To study the characteristics of changes of LDH enzyme patterns of mice under slight hypoxia. Methods. Mice treated with artificial hypoxia, various t
Objective. The aim of the study was to determine whether bronchial asthma was associated with increased levels of soluble intercellular adhesion molecule-1 (sIC
为探明不同生态条件下超级杂交稻产量与氮、磷、钾养分的吸收积累特点及其基因型差异。以两优培九、中浙优1号等8个代表性的超级杂交稻品种为材料,普通杂交稻汕优63和超级常