نتایج جستجو برای: microbiological contamination
تعداد نتایج: 72862 فیلتر نتایج به سال:
This study was carried out to provide subsidies for sanitary actions applied to manipulators, environments and surfaces, assessing levels of microbiological contamination in three commercial restaurants (A, B and C) in Viçosa, Minas Gerais State. Microbiological analysis were performed for presumptive counting of Bacillus cereus and mesophilic aerobic bacteria on surfaces of stainless steel ben...
The microbiological monitoring of the water used for hemodialysis is extremely important, especially because of the debilitated immune system of patients suffering from chronic renal insufficiency. To investigate the occurrence and species diversity of bacteria in waters, water samples were collected monthly from a hemodialysis center in upstate São Paulo and tap water samples at the terminal s...
OBJECTIVE To assess the extent and causes of microbiological contamination of household drinking water between source and point-of-use in developing countries. METHODS A systematic meta-analysis of 57 studies measuring bacteria counts for source water and stored water in the home to assess how contamination varied between settings. RESULTS The bacteriological quality of drinking water signi...
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