流行病学

"We have to sound a cautionary note because epidemiology can never prove causation," he says.

"我们已经向我们敲响了警示说明，因为流行病学不能证明因果关系，"他说。

Clinical and epidemiological analysis of 65 cases of epidemic cerebrospinal meningitis.

叶珺，李家斌，等。65例流行忡脑脊髓膜炎患者的临床特征及流行病学分析。

To understand the epidemiologic feature of chickenpox outbreak, and provide scientific evidence for developing prevention and control strategies.

目的 及时掌握一起水痘的流行病学特征，为进一步制定水痘的预防控制策略提供科学依据。

It provides direct evidence at molecular level for the role of chigger mite as a vector in transmission of HFRSV with theoretical and practical importance in prevention of HFRS.

研究结果为恙螨的媒介意义提供了具有分子水平的直接证据，对肾综合征出血热的流行病学和预防具有重要的理论意义和实用价值。

Objective: To detect Orientia tsutsugamushi in Chigger Mites and the specimens collected from the rodents to analyse the epidemic trend of scrub typhus. To evalute the sensitivity and specificity of nested polymerase chain reaction and promote the research in molecular epidemiology of O.tsutsugamushi in the country.

摘 要 目的：检测恙螨幼虫体内及鼠类标本中恙虫病东方体携带情况，预测流行趋势，评价套式PCR反应的敏感性和特异性，以进一步开展分子流行病学研究。

Part Two: The effect of fruit extract on CRL-2606 production of PGE2 Effect of anthocyanin rich fruit extracts on endothelial cells'PGE2 production Epidemical experiment shows that phenolics in fruits and vegetables may prevent the occurrence of chronicle cardiovascular heart disease. To investigate the activity of fruit extracts on artery blood vessel cells, we chose CRL-2606 cell line, a normal iliac artery endothelia cells. Using indomethacin as control, we investigate the effect of blueberry extracts, blackcurrant extracts, chokeberry extracts, cyanidin3-glucoside, and malvidin3-glucoside on the PGE2 production of CRL-2606 cells.

第二部分水果提取物对人体细胞系CRL-2606产生PGE2的影响水果提取物对血管内皮细胞释放PGE2的影响流行病学调查表明，蔬菜水果中的多酚类物质具有预防慢性心血管疾病的作用，为研究水果提取物对血管细胞的作用，我们选择回肠动脉内皮细胞CRL-2606细胞系作为研究对象，以indomethacin为对照，研究了blueberry，blackcurrant，chokeberry提取物及cyanidin3-glucoside，和malvidin3-glucoside对血管内皮细胞释放PGE2的影响。

The above results suggest that the relative concentration of chylomicrons and chylomicron remnants is a risk fator for coronary heart disease alongside other conventional factors.

结果提示，餐后CM及其残粒含量增加与冠心病的发病及病变程度密切相关，可能是冠心病的危险因素之一，有必要进行大系列临床及流行病学研究证实。

Objective:The aim of this study was to understand the epidemiological Circe on affective disorder in the city of Zhongshang,Guangdong.

目的：了解中山市情感性精神障碍的流行病学情况。

There is strong evidence that this coronavirus was present in a population of animals in China, including the Himalayan palm civet.

在中 国对出售这些动物以供食用的销售者进行的血清流行病学研究显示， 70%以上的动物处置者产生了抗这种新发 SARS-CoV 的抗体，由此可见，在合适的环境下，从动物向人类的传播是相当有效的。

Methods Cluster sampling was used, and epidemiological investigation was carried by means of questionaires.

采用整群抽样的方法，运用自编的调查表进行流行病学调查。

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。