نتایج جستجو برای: تست مولکولی nested pcr وsimple pcr

تعداد نتایج: 223745  

Sayed Ali Pourbakhsh Sayed Mohammad Hosein Jalaladdini,

Mycoplasma gallisepticum is the most important and infectious Mycoplasmosis. It is caused lots of economic losses for poultry's industry of Iran. The target of this study is comparison of culture and nested PCR techniques to detect Mycoplasma gallisepticum infection of chicken’s from industrial farms in Kerman province of Iran. 88 isolates received from industrial far...

Journal: :Microbiology and immunology 2004
Jun-ichi Kawada Hiroshi Kimura Yoshinori Ito Yo Hoshino Naoko Tanaka-Kitajima Yoshihiro Ando Masahide Futamura Tsuneo Morishima

We performed a real-time PCR assay to detect herpes simplex virus (HSV) DNA, and compared it prospectively with a nested PCR assay in 164 clinical samples (109 cerebrospinal fluid and 55 sera) from patients suspected of having neonatal HSV infection or HSV encephalitis. In 25 of 164 samples, HSV DNA was detected by the nested PCR assay. All samples positive for HSV DNA in the nested PCR assay w...

Sayed Ali Pourbakhsh Sayed Mohammad Hosein Jalaladdini,

Mycoplasma gallisepticum is the most important and infectious Mycoplasmosis. It is caused lots of economic losses for poultry's industry of Iran. The target of this study is comparison of culture and nested PCR techniques to detect Mycoplasma gallisepticum infection of chicken’s from industrial farms in Kerman province of Iran. 88 isolates received from industrial far...

Journal: :The Brazilian journal of infectious diseases : an official publication of the Brazilian Society of Infectious Diseases 2011
Janaina Coser Thaís da Rocha Boeira André Salvador Kazantzi Fonseca Nilo Ikuta Vagner Ricardo Lunge

BACKGROUND It is clinically important to detect and type human papillomavirus (HPV) in a sensitive and specific manner. OBJECTIVES Development of a nested-polymerase chain reaction-restriction fragment length polymorphism (nested-PCR-RFLP) assay to detect and type HPV based on the analysis of L1 gene. METHODS Analysis of published DNA sequence of mucosal HPV types to select sequences of new...

ناهید پدرام، منصور بیات، محمدحسن شاه‌حسینی، سعید بکائی، محمد قهری .

آسپرژیلوزیس بیماری عفونی انسان و طیور است که موجب مشکلات عدیده در آنها می‌شود. هدف اصلی این مطالعه، ارزشیابی دو روش آزمایشگاهی (سنتی و مولکولی) در تشخیص آسپرژیلوس فلاوس و پارازیتیکوس و مقایسه این دو روش می­باشد. بعد از استخراج DNAهای سوش‌هایاستاندارد آسپرژیلوس پارازیتیکوس و فلاووس به همراه پرایمرهای هر قارچ و تست PCR، ژن‌های هر قارچ تکثیر و محصول  PCRبه روش TA cloning با استفاده از پلاسمید PTZ5...

Journal: :The Indian journal of medical research 2007
P Sowmya V Dhanya H N Madhavan K L Therese

BACKGROUND & OBJECTIVE Glycoprotein B (gB), involved in cell-to-cell transmission of human cytomegalovirus (HCMV), is a critical factor in tissue tropism and viral pathogenesis. The aim of the present study was to compare the efficiency of PCR-based RFLP and multiplex nested PCR for gB gene of HCMV to determine their genotype in clinical specimens from patients with HCMV. METHODS The PCR base...

2013
L. F. Costa C. N. Nozaki E. A. Costa T. A. Paixão

The aim of the present study was to evaluate a species-specific nested PCR based on a previously described species-specific PCR for detection of B. ovis in semen and urine samples of experimentally infected rams. The performance of the species-specific nested PCR was compared with the results of a genus-specific PCR. Fourteen rams were experimentally infected with the Brucella ovis REO 198 stra...

Journal: :BMC Infectious Diseases 2004
Lorenzo Drago Alessandra Lombardi Elena De Vecchi Giuseppe Giuliani Rosaria Bartolone Maria Rita Gismondo

BACKGROUND Molecular detection of herpesviruses DNA is considered as the reference standard assay for diagnosis of central nervous system infections. In this study nested PCR and real time PCR techniques for detection of Herpes simplex virus type 1 (HSV-1), Cytomegalovirus (CMV) and Epstein-Barr virus (EBV) in cerebrospinal fluid of HIV patients were compared. METHODS Forty-six, 85 and 145 sa...

Journal: :Journal of clinical microbiology 2004
Gannavaram Sreenivas N A Ansari Joginder Kataria Poonam Salotra

A nested PCR assay to detect parasite DNA in slit aspirates from skin lesions of patients with post-kala-azar dermal lesihmaniasis (PKDL) is described. PCR results were positive in 27 of 29 (93%) samples by nested PCR assay, while only 20 of 29 (69%) were positive in a primary PCR assay. The nested PCR assay allowed reliable diagnosis of PKDL in a noninvasive manner.

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