نتایج جستجو برای: microbiological parameter
تعداد نتایج: 236330 فیلتر نتایج به سال:
Sanitary inspection, water quality determination and data analysis and interpretation are essential elements in characterising the microbiological safety of water in recreational areas. Sanitary inspection is a necessary adjunct to water microbiological analysis. A well-conducted sanitary inspection can identify sources of microbiological hazards, microbiological water quality data confirm the ...
Microbiological food safety surveillance is a system that collects data regarding food contamination by foodborne pathogens, parasites, viruses, and other harmful microbiological factors. It helps to understand the spectrum of food safety, timely detect food safety hazards, and provide relevant data for food safety supervision, risk assessment, and standards-setting. The study discusses the mic...
Introduction It is nearly 30 years ago that the International Commission on Microbiological Specifications for Foods (ICMSF) provided urgently needed guidance on the use of sampling plans and microbiological criteria for foods in international trade. With publications like “Microorganisms in Foods 2: Sampling for Microbiological Analysis: Principles and Specific Applications” (1) and now “Micro...
the effect of 10 and 25 kgy ?-irradiation on penicillin g plus procaine and sodium ampicillin has been assessed by different chemical and microbiological analytical methods. according to the chemical results obtained, the antibiotics showed a slight reduction in doses applied but the microbiological assays revealed that the activity of irradiated antibiotics did not reduce. microbiological stud...
Pharmacopeial microbiological tests detect and/or enumerate microbes that replicate in the presence of microbiological media. The challenge presented by adopting modern rapid microbiological methods is determining whether or not they represent the automation of a current compendial method or if they represent an “alternative” to a compendial method. The answer impacts how a firm should qualify ...
Background: Providing safe drinking water has critical importance to human societies. The aim of this study was to investigate microbiological quality of drinking water in distribution system of urban and rural regions of Ijroud, in Zanjan province. Materials and Methods: In present descriptive study, the microbiological examination of drinking water was conducted in 15 facilities with...
We had found functions can be used to fix bits [2] by given differences. We use these functions build a message expansion function. In the message expansion function, there are some bits include message bits and incremental bits produced from message bits, these bits will be used as parameter of date-depend function. This message expansion function will fixed at lease n × 5 . 5 bits with given ...
A newly developed radioimmunoassay was used to measure the concentration of vancomycin in 137 specimens of serum from patients being treated with this antibiotic. Of these sera, 84 were also analyzed with a microbiological assay technique for vancomycin. Duplicate determinations were done with each of the techniques. Individual values and averaged values for both methods were used for statistic...
OBJECTIVES To define the outcome of treatment for deep sternal wound infections (DSWIs) using direct wound closure (DC) or vacuum-assisted therapy (VAT) based on negative vs. positive microbiological results. METHODS Between 1999 and 2008, 7746 patients underwent median sternotomy for cardiac surgery at our institution. Patients were screened for DSWI and out of the cohort 159 were identified...
Systematic control of antibiotic residues includes analysis and selection of large number of samples, and requires a wide range of screening methods. Screening tests should satisfy the following requirements: they must be capable to detect antibiotics of interest, detection limits must comply with the requirements (MRLmaximum residue limit), they must be easy to perform and cost effective, test...
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