نتایج جستجو برای: lamp pcr

تعداد نتایج: 184386  

ژورنال: :فصلنامه علمی پژوهشی دنیای میکروب ها 2009
محمد حسن شاه حسینی زهره اسماعیلی الهام مسلمی پریچهر یغمایی

سابقه و هدف: شناسایی بیماری هپاتیت b یکی از مشکلات اساسی مراکز همودیالیز محسوب می شود. هدف از این پژوهش راه اندازی و بهینه سازی روش مولکولی تکثیر هم دمایی به واسطه حلقه (lamp) برای ارزیابی شیوع ویروس هپاتیت b در نمونه های سرمی افراد همودیالیزی است. مواد و روش ها: این پژوهش به صورت مقطعی-توصیفی بر روی سرم 136 بیمار مراجعه کننده به 3 مرکز همودیالیز بیمارستان مصطفی خمینی (53 نمونه)، بیمارستان چمرا...

Journal: :iranian journal of parasitology 0
mohammad reza mahmoudi dept. of medical microbiology and parasitology, school of medicine, guilan university of medical sciences, rasht, iran. bahram kazemi dept. of parasitology and mycology, school of medicine, shahid beheshti university of medical sciences, tehran, iran. ali haghighi cellular and biology research centre, shahid beheshti university of medical sciences, tehran, iran. panagiotis karanis center for biomedicine and infectious diseases (cbid), qinghai academy for animal sciences and veterinary medicine, qinghai university, xining, china.

background : free-living amoebae such as acanthamoeba species may act as carriers of cryptosporidium and toxoplasma oocysts, thus, may play an important role in the water-borne transmission of these parasites. in the present study, a loop mediated isothermal amplification (lamp) method for detection of toxoplasma and a pcr assay were developed for investigation of acanthamoeba in environmental ...

2014
Yu-Ling SUN Chon-Ho YEN Ching-Fu TU

Loop-mediated isothermal amplification (LAMP) combined with enzyme-linked immunosorbent assay (LAMP-ELISA) and with lateral flow dipstick (LAMP-LFD) are rapid, sensitive and specific methods for the visual detection of clinical pathogens. In this study, LAMP-ELISA and LAMP-LFD were developed for the visual detection of canine parvovirus (CPV). For LAMP, a set of four primers (biotin-labeled for...

Journal: :Journal of clinical microbiology 2006
Nobuo Mori Yoshie Motegi Yasushi Shimamura Takashi Ezaki Tomo Natsumeda Toshihiro Yonekawa Yoshinori Ota Tsugunori Notomi Tetsuo Nakayama

We developed a useful method for the detection of rubella virus genome RNA by reverse transcription loop-mediated isothermal amplification (RT-LAMP) and compared the sensitivity of RT-LAMP with that of other virological tests: reverse transcription-PCR (RT-PCR) and virus isolation. The rubella virus genome was amplified by RT-LAMP from clinical isolates obtained between 1987 and 2004 with simil...

Journal: :Journal of clinical microbiology 2011
Dong Wook Kim Paul Evan Kilgore Eun Jin Kim Soon Ae Kim Dang Duc Anh Mitsuko Seki

Haemophilus influenzae type b (Hib) is one of the leading causes of meningitis in developing countries. To establish and evaluate a novel loop-mediated isothermal amplification (LAMP) assay for Hib, we designed a LAMP primer set targeting the Hib-specific capsulation locus. LAMP detected 10 copies of purified DNA in a 60-min reaction. This indicated that the detection limit of LAMP was >100-fol...

Journal: :Journal of applied microbiology 2014
A Moradi M A Almasi H Jafary J Mercado-Blanco

AIMS In this study, a loop-mediated isothermal amplification (LAMP) assay has been developed and evaluated for the rapid and sensitive detection of Verticillium dahliae Kleb., the causal agent of vascular wilts in many economically important crops. METHODS AND RESULTS LAMP primers were designed based on a previously described RAPD marker, and the LAMP assay was applied for direct detection of...

2013
Heidi Hopkins Iveth J. González Spencer D. Polley Patrick Angutoko John Ategeka Caroline Asiimwe Bosco Agaba Daniel J. Kyabayinze Colin J. Sutherland Mark D. Perkins David Bell

BACKGROUND Current malaria diagnostic tests, including microscopy and antigen-detecting rapid tests, cannot reliably detect low-density infections. Molecular methods such as polymerase chain reaction (PCR) are highly sensitive but remain too complex for field deployment. A new commercial molecular assay based on loop-mediated isothermal amplification (LAMP) was assessed for field use. METHODS...

M. Habib M. S. D. Shah R. S. A. Khan, S. Kiran W. Ali Z. A. Tahir

Infectious bursal disease (IBD) is an immunosuppressive, acute and highly contagious illness of growing-poultry stock infected with infectious bursal disease virus (IBDV). It is common in Pakistan, causing potential economic losses throughout the year. The objective of the study is to propose a rapid, sensitive and specific diagnostic tool, and compare it with existing commonly used reverse tra...

2017
Wen-Wen Sun Qin Sun Li-Ping Yan Qing Zhang

Here, we evaluated the potential activity of rapid Mycobacterium tuberculosis detection with loop-mediated isothermal amplification (LAMP), for the early diagnosis of tuberculous meningitis (TBM). Patients with suspected TBM from January 2014 to December 2015 were reviewed retrospectively. The cerebrospinalfluid(CSF) was collected. Acid-fast bacillus (AFB) staining, MGIT 960 culture, real-time ...

2015
Yuta KINOSHITA Hidekazu NIWA Yoshinari KATAYAMA Kazuhisa HARIU

Taylorella equigenitalis is a causative bacterium of contagious equine metritis (CEM), and Taylorella asinigenitalis is species belonging to genus Taylorella. The authors developed two loop-mediated isothermal amplification (LAMP) methods, Te-LAMP and Ta-LAMP, for detecting T. equigenitalis and T. asinigenitalis, respectively. Using experimentally spiked samples, Te-LAMP was as sensitive as a p...

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