نتایج جستجو برای: saliva contamination
تعداد نتایج: 68327 فیلتر نتایج به سال:
Atrazine has been identified in at least 20 of the 1,636 hazardous waste sites that have been proposed for inclusion on the EPA National Priorities List (NPL) (HazDat 2003). However, the number of sites evaluated for atrazine is not known. The frequency for these sites within the United States can be seen in Figure 6-1. Of these sites, all 20 are located within the United States and none are lo...
There is general agreement on the necessity of fixed lingual retainers to prevent relapse in many patients after active orthodontic treatment. Several methods for delivering fixed lingual retainers have been introduced. However, bonding a lingual retainer is still challenging because it requires long working time and has a risk of contamination from saliva and moisture, which can cause bonding ...
BACKGROUND Saliva tests that detect antibodies are used to diagnose HIV infection. The goal of this study was to determine whether saliva could be used for nucleic acid-based tests to measure HIV-1 virus load (VL) and detect drug resistance. METHODS 69 HIV infected individuals provided 5-10 ml of saliva and blood samples. Viral RNA was isolated from saliva and dried blood spots using the Nucl...
BACKGROUND: Infection control in dental practice is one of the most important factor for treatment to be successful. Almost all procedures involve dealing with saliva, blood and oral fluids which may have sufficient pathogens cause cross infection through contaminated instruments, materials surfaces. Therefore, health care workers must aware possible contamination should follow measures prevent...
BACKGROUND Allergy to dog (Canis familiaris) is a worldwide common cause of asthma and allergic rhinitis. However, dander extract in routine diagnostics is not an optimal predictor of IgE-mediated dog allergy. Our objective was to evaluate saliva as an allergen source for improved diagnostics of allergy to dog. METHODS IgE-binding proteins in dog saliva and dander extract were analysed by imm...
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