نتایج جستجو برای: coii pcr assay

تعداد نتایج: 367724  

Journal: :Australasian Plant Pathology 2022

Abstract Halo blight of mungbean ( Vigna radiata var. ) is caused by the bacterium Pseudomonas savastanoi pv. phaseolicola . This pathogen transmitted via infected seed, facilitating spread disease into new cultivated areas. Prospective seed crops are currently subjected to visual inspection as a means determining status, however, this poor method that relies on visible symptoms and does not ac...

Journal: :Clinical Chemistry and Laboratory Medicine 2021

Abstract Objectives Compared to RT-PCR, lower performance of antigen detection assays, including the Lumipulse G SARS-CoV-2 Ag assay, may depend on specific testing scenarios. Methods We tested 594 nasopharyngeal swab samples from individuals with COVID-19 (RT-PCR cycle threshold [Ct] values ≤ 40) or non-COVID-19 (Ct >40) diagnoses. RT-PCR positive were assigned diagnostic, screening, monito...

Journal: :Diagnostic Pathology 2008
Steven J Drews AliReza Eshaghi Daria Pyskir Pam Chedore Ernesto Lombos George Broukhanski Rachel Higgins David N Fisman Joanne Blair Frances Jamieson

The Seeplex TB Detection-2 assay (Rockville, MD) is a nested endpoint PCR for the Mycobacterium tuberculosis complex (MTBC) targets IS6110 and MPB64 that utilizes dual priming oligonucleotide technology. When used to detect the presence of MTBC DNA in formalin-fixed paraffin-embedded tissue specimens, the sensitivity and specificity of this assay is equivalent to a labor-intensive traditional e...

2001
Farjana Majid Munira Jahan Ahmed Lutful Moben Shahina Tabassum

Background Both real-time-polymerase chain reaction (PCR) and hybrid capture 2 (HC2) assay can detect and quantify hepatitis B virus (HBV) DNA. However, real-time-PCR can detect a wide range of HBV DNA, while HC2 assay could not detect lower levels of viremia. The present study was designed to detect and quantify HBV DNA by real-time-PCR and HC2 assay and compare the quantitative data of these ...

Journal: :Revista da Sociedade Brasileira de Medicina Tropical 2013
Amanda de Faveri Pitz Andrea Cristine Koishi Eliandro Reis Tavares Fábio Goulart de Andrade Eduardo Alexandre Loth Rinaldo Ferreira Gandra Emerson José Venancio

INTRODUCTION Herein, we report a one-tube, semi-nested-polymerase chain reaction (OTsn-PCR) assay for the detection of Paracoccidioides brasiliensis. METHODS We developed the OTsn-PCR assay for the detection of P. brasiliensis in clinical specimens and compared it with other PCR methods. RESULTS The OTsn-PCR assay was positive for all clinical samples, and the detection limit was better or ...

2017
Paul T. Odinot

Objectives: Detection of Yersinia enterocolitica in clinical samples is still not sensitive and fast enough. Polymerase chain reaction (PCR) offers the advantages of sensitivity, specificity, and rapidity. A two-step PCR assay to detect pathogenic Y: enterocolitica in infected tissue has been developed. Method: In the first step of the PCR assay, a general primer PCR amplification of the small ...

2017
Qing Fan Zhixun Xie Zhiqin Xie Xianwen Deng Liji Xie Li Huang Sisi Luo Jiaoling Huang Yanfang Zhang Tingting Zeng Sheng Wang Jiabo Liu Yaoshan Pang

Foot-and-mouth disease virus (FMDV), Bluetongue virus (BTV), Vesicular stomatitis Virus (VSV), Bovine viral diarrheal (BVDV), Bovine rotavirus (BRV), and Bovine herpesvirus 1 (IBRV) are common cattle infectious viruses that cause a great economic loss every year in many parts of the world. A rapid and high-throughput GenomeLab Gene Expression Profiler (GeXP) analyzer-based multiplex PCR assay w...

Journal: :Journal of clinical microbiology 2013
Amanda M Henson Donna Carter Kathleen Todd Stanford T Shulman Xiaotian Zheng

The performance of the Illumigene group A Streptococcus assay was evaluated by comparing it to culture using 437 consecutive throat swabs. The Illumigene assay was also directly compared to PCR with 161 samples. This Illumigene assay is rapid and easy to perform. The assay also has high sensitivity (100%) compared to culture or PCR and high specificity (99.2%) compared to PCR. A total of 8.8% o...

Journal: :Gene Reports 2021

Respiratory tract infections are one of the most important among military personals, worldwide. The present study aimed to survey prevalence bacterial and viral main etiological agents causing respiratory personnel in Iran. A cross-sectional was performed from November 2020 March 2021. Nasopharyngeal swabs were taken patients, with infection symptoms. Detection coronavirus disease 2019 (COVID-1...

Journal: :Journal of Medical Virology 2021

The hologic panther fusion (PF) platform provides fully automated CE marked diagnostics for respiratory viruses, including the recently discovered severe acute syndrome-coronavirus 2 (SARS-CoV-2) by a transcription mediated amplification (TMA) assay, but not endemic human coronaviruses (hCoV). Therefore, laboratory developed test (LDT) comprising multiplexed reverse polymerase chain reaction (R...

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