نتایج جستجو برای: lamp pcr

تعداد نتایج: 184386  

Journal: :The Onderstepoort journal of veterinary research 2007
O M M Thekisoe J D Omolo E S Swai K Hayashida J Zhang C Sugimoto N Inoue

The sensitivity of LAMP, PCR and microscopy to detect Theileria spp. and Trypanosoma congolense in field-derived bovine blood samples from Tanzania was evaluated and compared. No parasites were detected by microscopy. Furthermore, no bovine Theileria spp. were detected by LAMP and PCR from all the 24 samples collected from Arusha. Four and one out of 24 samples were positive for Theileria congo...

احمدی, زینب , باقری, بیتا , پورعلی , فاطمه, کرمی, علی ,

Background and purpose: Salmonella is a group of Enterobacterias that cause infectious diseases in human and animals. Typhoid, bacteremia, enterocolitis and salmonellosis which are caused by this bacterium are considered major health concerns in developing countries, such as Iran. Quick, accurate, reliable and early diagnosis is vital to prevent Salmonella outbreak. Materials and methods: Ther...

Journal: :Infectious diseases and clinical microbiology 2023

Objective: Reverse transcriptase loop-mediated isothermal amplification (RT-LAMP) is one of the time-saving, accurate, and cost-effective alternative methods to real-time polymerase chain reaction (RT-PCR). This study aimed identify robustness a colorimetric RT-LAMP assay kit that we developed, detecting SARS-COV-2 viral RNA within 30 minutes using primer set special N gene against RT-PCR, gold...

Journal: :Diagnostic Microbiology and Infectious Disease 2021

Loop-mediated isothermal amplification (LAMP) test is widely used in molecular diagnostics as a point-of-care technique alternative to traditional PCR especially resource-limited countries. LAMP has been recently diagnose leptospirosis. Therefore, we undertook systematic review and meta-analysis compare the accuracy of with diagnosis Sixty-one studies were extracted from three international dat...

2017
A. J. Adedeji P. A. Abdu P. D. Luka A. A. Owoade T. M. Joannis

Aim This study was designed to optimize and apply the use of loop-mediated isothermal amplification (LAMP) as an alternative to conventional polymerase chain reaction (PCR) for the detection of herpesvirus of turkeys (HVT) (FC 126 strain) in vaccinated and non-vaccinated poultry in Nigeria. Materials and Methods HVT positive control (vaccine) was used for optimization of LAMP using six primer...

2014
Berit Aydin-Schmidt Weiping Xu Iveth J. González Spencer D. Polley David Bell Delér Shakely Mwinyi I. Msellem Anders Björkman Andreas Mårtensson

BACKGROUND Loop mediated isothermal amplification (LAMP) provides an opportunity for improved, field-friendly detection of malaria infections in endemic areas. However data on the diagnostic accuracy of LAMP for active case detection, particularly low-density parasitaemias, are lacking. We therefore evaluated the performance of a new LAMP kit compared with PCR using DNA from filter paper blood ...

2015
DoKyung Lee Eun Jin Kim Paul E. Kilgore Soon Ae Kim Hideyuki Takahashi Makoto Ohnishi Dang Duc Anh Bai Qing Dong Jung Soo Kim Jun Tomono Shigehiko Miyamoto Tsugunori Notomi Dong Wook Kim Mitsuko Seki

BACKGROUND Neisseria meningitidis (Nm) is a leading causative agent of bacterial meningitis in humans. Traditionally, meningococcal meningitis has been diagnosed by bacterial culture. However, isolation of bacteria from patients' cerebrospinal fluid (CSF) is time consuming and sometimes yields negative results. Recently, polymerase chain reaction (PCR)-based diagnostic methods of detecting Nm h...

ژورنال: :شیمی آلی و پلیمر 0
محمد امین الماسی دانشگاه آزاد اسلامی، واحد تهران شمال، باشگاه پژوهشگران جوان و نخبگان، تهران، ایران.

ویروس موزاییک یونجه (alfalfa mosaic virus, amv) در ایران که سبب بیماری در محصول یونجه (medicago sativa) می شود، بر اساس خصوصیات مورفولوژیکی و بیان علایم شناسایی تشخیص داده می شود. روش های متعددی جهت تشخیص این ویروس وجود دارند که می توان به آزمون های سرولوژیک و روش های مولکولی اشاره کرد. آزمون نسخه برداری معکوس تکثیر هم دمای وابسته به حلقه (revers transcription loop mediated isothermal amplifica...

Journal: :Asian Pacific journal of tropical medicine 2015
Shirzad Fallahi Zahra Arab Mazar Mehrdad Ghasemian Ali Haghighi

OBJECTIVE To compare analytical sensitivity and specificity of a newly described DNA amplification technique, LAMP and nested PCR assay targeting the RE and B1 genes for the detection of Toxoplasma gondii (T. gondii) DNA. METHODS The analytical sensitivity of LAMP and nested-PCR was obtained against10-fold serial dilutions of T. gondii DNA ranging from 1 ng to 0.01 fg. DNA samples of other pa...

2016
Duangjai SUWANCHAROEN Busara SITTIWICHEANWONG Anuwat WIRATSUDAKUL

Leptospirosis has been one of the worldwide zoonotic diseases caused by pathogenic Leptospira spp. Many molecular techniques have consecutively been developed to detect such pathogen including loop-mediated isothermal amplification method (LAMP). The objectives of this study were to evaluate the diagnostic accuracy of LAMP assay and real-time PCR using bacterial culture as the gold standard and...

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