نتایج جستجو برای: conventional culture method
تعداد نتایج: 2069477 فیلتر نتایج به سال:
We developed and evaluated a multiplex PCR (m-PCR) for application in routine diagnostic laboratories to detect Campylobacter spp. in stool samples including C. concisus, C. jejuni, and C. coli. When this m-PCR was applied on spiked faecal samples, C. concisus, C. jejuni, and C. coli were specifically identified at 105 cells/gm of faeces. To compare the sensitivity of the m-PCR with conventiona...
the study of air infiltration into the buildings is important from several perspectives that may be noted to energy and design of hvac systems, indoor air quality and thermal comfort and design of smoke control systems. given the importance of this issue, an experimental and numerical study of air infiltration through conventional doors and windows has been explored in iran. to this end, at fir...
OBJECTIVE The aim of this study was to explore the effects of the insemination method on the outcomes of elective blastocyst culture. METHODS We retrospectively analyzed the outcomes of elective blastocyst culture performed between January 2011 and December 2014. RESULTS There were 2,003 cycles of conventional in vitro fertilization (IVF) and 336 cycles of intracytoplasmic sperm injection (...
BACKGROUND & OBJECTIVES Diagnosis of extrapulmonary tuberculosis (EPTB) is difficult using conventional diagnostic methods. This study was conducted to evaluate the use of polymerase chain reaction (PCR) in diagnosis of definitive and probable extrapulmonary tuberculosis patients, and to assess the performance of insertion sequence (IS) 6110 based PCR assay as compared to conventional culture b...
PURPOSE Chronic otitis media with effusion (OME) is the leading cause of hearing loss during childhood. In bacterial etiology of OME, the most frequent pathogens responsible are Haemophilus influenzae followed by Streptococcus pneumoniae and Moraxella catarrhalis. This study aimed at evaluating the accuracy of nasopharyngeal (NP) specimens in the identification of pathogens in the middle ear fl...
background and objectives: the development of molecular biological techniques provide a method for direct detection and identification of pathogens. this study attempted to compare bacterial culture and pcr to detect s. agalactiae in cattle milk samples. the pcr method was based on using primers v1 and v2 derived from the 16s rrna gene. materials and methods: one hundred milk samples were colle...
Fusarium spp. have emerged as major opportunistic fungal agents. Since new antifungal agents exhibit variable activity against Fusarium isolates depending on the species, rapid identification at the species level is required. Conventional culture methods are difficult, fastidious, and sometimes inconclusive. In this work, we sequenced a 440-bp fragment encoding the 28S rRNA from 33 Fusarium iso...
A multiplex PCR procedure was developed for the simultaneous detection of Alloiococcus otitidis, Haemophilus influenzae, Moraxella catarrhalis, and Streptococcus pneumoniae in middle ear effusions (MEEs) from patients with chronic otitis media with effusion. The bacterial 16S rRNA gene was chosen as the target, and the procedure used one common lower primer and four species-specific upper prime...
Background & Aims: Onychomycosis is caused by dermatophytes, yeasts, and molds. The term onychomycosis refers to nail infections caused by dermatophyte and non-dermatophyte fungi. The aim of this study was diagnosis of onychomycosis agents and also comparison of the accuracy and sensitivity of PCR to conventional methods such as direct examination and culture. Materials & Methods : Our de...
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