نتایج جستجو برای: microbial contamination

تعداد نتایج: 160621  

دکتر مهدی سعادت, , سیدمحمد افضلی, , شهرام اعتمادی فر, , یوسف اصلانی, ,

Introduction & Objective: The nosocomial infection is great medical problem and caused infectious disease, increased hospitalization time, pert of time, energy, and economical source and death. This research for evaluation microbial contamination level of different hospital instrument In medical training center of Hajar shahrekord. Materials & Methods: This is a descriptive cross secti...

ژورنال: Medical Laboratory Journal 2014
Hajikhani, S, Keshtvarz, M, Pourmand, MH, Shirazi, , Yousefi, M,

Abstract Background and Objective: Transmission of pathogens by cosmetics is one of the major health complications. Direct contact with contaminated non-standard cosmetics can have irreparable side effects for the consumers. Thus, the evaluation of microbial contamination in cosmetic products is important. The aim of this study was to assess the microbiological contamination of one of freque...

Jafar Akbari, Katayoun Morteza-Semnani, Majid Saeedi, Narges Sedghi Sharif-Abad, Reza Enayatifard,

The risk of microbial contamination in the cosmetic products especially in smuggled preparations and transmission of it to consumers is very high. In this study, the microbial content and the pollution of some sunscreen creams in the market and one sample in official market as witness were evaluated. The microbial content (bacterial total count, fungal count, and presence of Pseudomon asaerogin...

There is possibility of microbial contamination of any single-dose vials (SDVs), multiple-dose vials (MDVs) and admixtures (ADXs) during the preparation and injection to the patients that could be resulted in bloodstream infection. The goal of this study was to investigate the microbial contamination of MDVs and SDVs after multiple use and ADXs prepared by nursing staff in the treatment room ve...

Journal: :iranian journal of biotechnology 2013
navid dadashpour davachi seyyed mohammad miri

the success rate of embryo production critically depends on several factors. one of the pivotal factors is a technique used for the whole procedure of in vitro fertilization (ivf) and in vitro embryo culture (ivc) (1, 2). besides the technique selected for ivf / in vitro embryo production (ivep), there is an important consideration called ivf/ivep culture dishes disinfection (3). for many years...

Journal: :journal of chemical health risks 0
aida farhoodi department of food hygiene and safety, school of health, qazvin university of medical sciences, qazvin, iran razzagh mahmoudi department of food hygiene and safety, school of health, qazvin university of medical sciences, qazvin, iran payman ghajarbeygi department of food hygiene and safety, school of health, qazvin university of medical sciences, qazvin, iran omid fakhri asia-pacific center for animal health, faculty of veterinary and agricultural sciences, university of melborn, parkville, victoria 3010, australia

milk and dairy products are important components of a balanced diet. milk does have distinct physicochemical, biological and microbial characteristics. the bacterial contamination of milk not only reduces the nutritional quality but its consumption threatens health of the society. in this study, 100 pasteurized milk samples were collected randomly from tabriz city, northwestern and were analyze...

Journal: :BMC Public Health 2008
Paolo Castiglia Giorgio Liguori Maria Teresa Montagna Christian Napoli Cesira Pasquarella Margherita Bergomi Leila Fabiani Silvano Monarca Stefano Petti

BACKGROUND The present study assessed microbial contamination in Italian dental surgeries. METHODS An evaluation of water, air and surface microbial contamination in 102 dental units was carried out in eight Italian cities. RESULTS The findings showed water microbial contamination in all the dental surgeries; the proportion of water samples with microbial levels above those recommended decr...

Journal: :مهندسی بیوسیستم ایران 0
وحید محمدی کارشناس ارشد، دانشکدۀ کشاورزی، دانشگاه شهرکرد رحیم ابراهیمی دانشیار، دانشکدۀ کشاورزی، دانشگاه شهرکرد مهدی قاسمی ورنامخواستی استادیار، دانشکدۀ کشاورزی، دانشگاه شهرکرد مریم عباس والی استادیار، دانشکدۀ دامپزشکی، دانشگاه شهرکرد، شهرکرد

detecting microbial contamination of milk using novel engineering techniques is very worthy. in current study, microbial contamination of uht milk packages was detected using ultrasonic sensors. milk packages artificially were inoculated to e. coli in four dilutions and three replications. monitoring of ultrasonic properties was performed by measuring amplitude and time delay factors. artificia...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2008
reza ezzatian manouchehr voussoughi soheila yaghmaei jahangir abedi koupai mahdi borghaei

petroleum contamination of soil is a serious problem throughout the oil producer countries. vegetation may play an important role in the biodegradation of toxic organic chemicals in soil. for petroleum compounds, the presence of rhizosphere micro flora may accelerate biodegradation of the contaminants. in a greenhouse study, petroleum contaminated soil were treated using phytoremediation . the ...

2018
Zhili He Ping Zhang Linwei Wu Andrea M Rocha Qichao Tu Zhou Shi Bo Wu Yujia Qin Jianjun Wang Qingyun Yan Daniel Curtis Daliang Ning Joy D Van Nostrand Liyou Wu Yunfeng Yang Dwayne A Elias David B Watson Michael W W Adams Matthew W Fields Eric J Alm Terry C Hazen Paul D Adams Adam P Arkin Jizhong Zhou

Contamination from anthropogenic activities has significantly impacted Earth's biosphere. However, knowledge about how environmental contamination affects the biodiversity of groundwater microbiomes and ecosystem functioning remains very limited. Here, we used a comprehensive functional gene array to analyze groundwater microbiomes from 69 wells at the Oak Ridge Field Research Center (Oak Ridge...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید