نتایج جستجو برای: isolate specificity
تعداد نتایج: 188815 فیلتر نتایج به سال:
Four halotolerant fungal isolates originating from the saltwater Lake Urmia in Iran were selected during a screening program for salt resistance and α-amylase activity. The isolates were identified based on sequencing the ITS region and a part of the β-tubulin gene, as Penicillium chrysogenum (isolate U1; CBS 132820), Fusarium incarnatum (isolate U2; CBS 132821), and Penicillium polonicum (isol...
objective: depression is the most common co-morbid psychiatric disorder in patients with epilepsy. yet it remains under recognized and under-treated. for depression screening in this patient need to a convenient questionnaire for patients with epilepsy. this questionnaire has shown high sensitivity for depression screening in many studies. the center for epidemiological studies depression scale...
purpose: uncorrected visual acuity is the only variable measured in vision screening programs in many countries worldwide. the aim of this study was to calculate the sensitivity, specificity, and predictive value of the uncorrected visual acuity in the screening programs for the diagnosis of refractive errors. methods: in this cross-sectional study, of 4,157 students in the first year of primar...
background: to determine the sensitivity, specificity, positive predictive value (ppv), and negative predictive value (npv) of the national vision screening program for 7 yr old children in iran. methods: in this cross-sectional study, eight cities in iran were selected through multistage cluster sampling. selected cities were sari, birjand, ardabil, mashhad, bandar abbas, dezful, yazd, and ara...
background: considering that elisa method presently is the test of choice for diagnosis of fasciolosis, the present study was undertaken to evaluate the maximum validity of coated plates at different temperatures and different times during one year of evaluation. methods: serum samples of patients infected with fasciolosis (n=10), hydatidosis (n=5), toxocariasis (n=5), and negative control s...
hyperbilirubinemia is a common problem in neonates and causes serious complications. thus, serial measurements of bilirubin should be done. this assessment is done through two methods of laboratory measurement in serum sample and transcutaneous bilirubinometer. this descriptive study compared transcutaneous bilirubin assessment and laboratory serum bilirubin. bilirubin level was assessed among ...
Irritation of neural structures, specifically the brachial plexus outside of the cervical spine is capable of producing pain in the upper extremity. These pain patterns may be similar to pain originating from the cervical spine, presenting a diagnostic challenge. Brachial plexus block is performed at multiple levels, including interscalene, supraclavicular, infraclavicular, and axillary. Inters...
A total of 258 bovine-associated Staphylococcus aureus isolates from the United States, Chile, and the United Kingdom, plus the reference isolate S. aureus Newbould 305 (NCIMB 702892), were analyzed by multilocus sequence typing (MLST). A collection of previously characterized United Kingdom isolates were also included in the analysis. The results demonstrated that MLST is suitable for the diff...
Immunomagnetic separation (IMS) was utilized for the selective isolation of Cryptococcus neoformans from environmental sources, such as soils and pigeon droppings. Magnetic beads coated with anti-cryptococcal IgG (serotypes A and B) were used to isolate the fungus. In a modeled spiking experiment using C. neoformans serotype A strain and anti-serotype A antibody, the recovery rate of the cells ...
This study explores the impact of vocabulary scheme arrangement on the quality of author-generated metadata, specifically specificity and frequency of vocabulary terms chosen from schemes to describe websites. By evaluating vocabulary assigned using hierarchical and flat schemes, and by comparing these evaluations, this study seeks to isolate the arrangement of the scheme used from other variab...
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