Standard Practice for Bulk Sample Collection and Swab Sample Collection of Visible Powders Suspected of Being Biological Agents from Nonporous Surfaces: Collaborative Study
نویسندگان
چکیده
منابع مشابه
Biological sample collection and processing for molecular epidemiological studies.
Molecular epidemiology uses biomarkers and advanced technology to refine the investigation of the relationship between environmental exposures and diseases in humans. It requires careful handling and storage of precious biological samples with the goals of obtaining a large amount of information from limited samples, and minimizing future research costs by use of banked samples. Many factors, s...
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چکیده: فرض کنید که تابعی از اپسیلون یک مجموع نامتناهی از احتمالات موزون مربوط به مجموع های جزئی براساس یک دنباله از متغیرهای تصادفی مستقل و همتوزیع باشد، و همچنین فرض کنید توابعی مانند g و h وجود دارند که هرگاه امید ریاضی توان دوم x متناهی و امیدریاضی x صفر باشد، در این صورت می توان حد حاصلضرب این توابع را بصورت تابعی از امید ریاضی توان دوم x نوشت. حالت عکس نیز برقرار است. همچنین ما با استفاده...
15 صفحه اولSwab Materials and Bacillus anthracis Spore Recovery from Nonporous Surfaces
Four swab materials were evaluated for their efficiency in recovery of Bacillus anthracis spores from steel coupons. Cotton, macrofoam, polyester, and rayon swabs were used to sample coupons inoculated with a spore suspension of known concentration. Three methods of processing for the removal of spores from the swabs (vortexing, sonication, or minimal agitation) and two swab preparations (premo...
متن کاملAlternative methods for newborn urine sample collection.
PURPOSE To investigate the accuracy of laboratory results of urine samples collected from cotton balls as compared with paired samples collected from catheterization, Preemie Pampers, and Newborn Pampers. METHOD Urine samples were collected from 30 infants by aspirating urine from a cotton ball placed over the meatus. An additional urine sample was obtained from the same infants by aspiration...
متن کاملHome sample collection tests for HIV infection.
CONTEXT Home sample collection (HSC) tests allow persons to test themselves for human immunodeficiency virus (HIV) infection at home without medical supervision. Characterizing the use of such tests can help assess their potential effect on public health efforts to prevent and control HIV. OBJECTIVE To describe use of HIV HSC tests. DESIGN Retrospective descriptive analysis from data collec...
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ژورنال
عنوان ژورنال: Journal of AOAC INTERNATIONAL
سال: 2007
ISSN: 1060-3271,1944-7922
DOI: 10.1093/jaoac/90.1.299