搜索结果: 1-9 共查到“预防医学与卫生学 samples”相关记录9条 . 查询时间(0.083 秒)
Detection of Klebsiella pneumonia in respiratory tract samples by the loop-mediated isothermal amplification method
环介导等温扩增技术 呼吸道感染 肺炎克雷伯菌 细菌培养法 DNA测序技术
2021/3/29
建立环介导等温扩增技术（loop-mediated isothermal amplification，LAMP）检测呼吸道感染患者痰液中肺炎克雷伯菌（Klebsiella pneumoniae，Kpn）的方法并进行初步应用。 方法：基于Kpn phoE基因设计4条特异性引物，对反应条件中的Mg2+和甜菜碱浓度进行优化，建立检测Kpn LAMP方法并进行特异性和灵敏度试验；收集308例呼吸道感染患...
Reproducibility of urinary biomarkers in multiple 24-h urine samples
biomarker bisphenol A reproducibility sodium 24-h urine sample
2018/11/12
Background: Limited knowledge regarding the reproducibility of biomarkers in 24-h urine samples has hindered the collection and use of the samples in epidemiologic studies.
Objective: We aimed to eva...
Serum folate and homocysteine concentrations in large population samples of US ethnic and racial groups
Serum folate homocysteine concentrations
2016/6/2
Two papers, one reporting serum folate concentrations (1) and
one reporting serum homocysteine concentrations (2) in large
population samples of US ethnic and racial groups, appeared
recently in th...
Study of Histamine Forming Bacteria in Commercial fish samples of Kalyan city
Histamine Fish Scombroid toxicity Histidine decarboxylase
2015/7/21
Histamine food poisoning is found to be associated with consumption of scombroid fish containing unusually high levels of histamine. Fish belonging to non-scombroid group may also cause histamine pois...
POLYCYCLIC AROMATIC HYDROCARBON CONTAMINATION LEVELS IN COLLECTED SAMPLES FROM VICINITY OF A HIGHWAY
Polycyclic aromatic hydrocarbons dust vehicle exhausts highway
2009/12/14
Tehran as the biggest city of Iran with a population of more than 10 millions has potentially high pollutant exposures of gas oil and gasoline combustion from vehicles that are commuting in the highwa...
Isolation of Vahlkampfiids (Willaertia magna) and Thecamoeba from Soil Samples in Iran
Vahlkampfiids Thecamoeba Iran
2009/12/16
Background: Vahlkampfiids contains wide variety of genuses with some known as human pathogens such as Naegleria, Vahlkampfia and non pathogens such as Willaertia. Since there was no evidence of presen...
PESTICIDE CONTENT IN DRINKING WATER SAMPLES COLLECTED FROM ORCHARD AREAS IN CENTRAL POLAND
pesticides herbicides drinking water water quality
2010/12/23
Samples of drinking water collected in Warka-Grójec region of central Poland were tested for the presence of pesticides. Data obtained from analysis of water samples will be used for future epidemiolo...
Assessment of Ail Gene Marker Amplicon for Molecular Characterization of Pathogenic Yersinia enterocolitica in Food Samples Collected in Iran
MR Khorramizadeh MM Soltan-Dallal F Safavifar F Saadat S Rezaie S Hashemi M Taremi S Ar dalan MR Zali
2010/4/19
Background: To assess the utility of the chromosomal ail virulence gene sequence for detection of pathogenic Yersinia enterocolitica in raw meet food products (beef, lamb, and chicken).
Detection of human papilomavirus types 16 and 18 in pathologic samples from patients with cervical cancer by PCR and RFLP methods
HPV Cervical cancer PCR Iran
2010/2/3
Infection with human papiloma virus (HPV) is the most frequent sexually transmitted disease worldwide. HPV types 16, 18, 31 and 33 are considered as the most important types in the cervical cancer.Thi...