流行病学

Department of Epidemiology and Biostatistics, School of Public Health, Nanjing Medical University, Nanjing 210029, China

作者：作者：李烨，陆美萍，唐少文作者单位：1。南京医科大学公共卫生学院流行病学与统计学系，南京； 2。

Epidemiological features and risk factors of BK virus infection were analyzed.

对肾移植术后BK病毒感染的流行病学特征和危险因素进行分析。

Objective To investigate the levels of blood zinc protoporphyrin and prevalence of iron deficiency in 5333 children aged 2～7 in 4 cities of northern China.

目的 调查我国北方 4市城区 2～ 7岁儿童末梢全血锌原卟啉水平和铁缺乏症患病率。方法流行病学调查采用是整群随机抽样方法。

Methods A blood serum epidemiological investigation was in ordinary people in different regions and different age stages.

采用分地区、分年龄段随机抽样的方法，对普通人群进行血清流行病学调查。

PFGE patterns,which can be used to classify and identify Brucella,can be used in molecular epidemiological research of Brucella.

脉冲场凝胶电泳图谱可对布鲁菌进行遗传学分类鉴定，在布鲁菌的分子流行病学研究中具有重要意义。

Amplifying 16S RNA fragments by PCR technique is a feasible method to make an early diagnosis of Brucella infection.

利用PCR技术扩增布氏菌16S RNA基因片段可以实现对该菌的早期诊断，为布氏菌的分子遗传学和流行病学提供依据。

To diagnose the RBPT and SAT of Brucellosis must be considered with the epidemiological contact history and clinical symptom.

在应用两种方法进行布病诊断时必须结合流行病学接触史和临床症状体征认真分析谨慎判断。

Other sub-clusters could be identified within New Caledonian . penaeicida isolates, but it was not possible to link those differences to accurate epidemiological features.

在新喀里多尼亚群岛分离到的一些种内不同子群也可以被区分出来，但是还不能把它们基因型的不同与流行病学特性准确联系上来。

Epidemiological studies have suggested an association of carotene intake and resistance to certain types of human cancers.

流行病学的研究表明胡萝卜素进食量与抵抗人某些类型的癌症有关。

A long series of laboratory and epidemiologic studies has suggested that cutting back on sleep has a harmful effect on glucose control, insulin secretion and metabolism in ways that might increase diabetes risk, said Eve Van Cauter, professor of medicine at the University of Chicago and senior author of the study.

长长的一系列实验室和流行病学研究已建议削减对睡眠有不良影响，对血糖控制，胰岛素分泌和代谢方式可能会增加糖尿病的风险，说除夕车cauter ，医学教授，芝加哥大学和高级这项研究的作者之一。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。