نتایج جستجو برای: pcr from 28 examined samples

تعداد نتایج: 6075962  

Abstract Background and Objectives Human T-cell lymphotropic virus type I (HTLV-I) has been associated with two diseases in humans such as adult T-cell leukemia/lymphoma (ATLL) and HTLV-associated myelopathy/tropical spastic Para paresis (HAM/TSP). About 5 to 10 million people are infected with HTLV-1 worldwide. In order to improve the blood safety and to prevent false positive results in bloo...

2015
M. Mazzei R. Nardini R. Verin M. Forzan A. Poli F. Tolari

The aim of this study was to further investigate the role of wild boar (Sus scrofa) as a reservoir for hepatitis E virus (HEV). Sixty-four blood and faecal samples collected from wild boar hunted in Central Italy in 2011-2012 were examined by indirect enzyme-linked immunosorbent assay and RT-PCR analysis. Positive RT-PCR samples were further examined by nucleotide sequence determination and sub...

Journal: :Animal health, production and hygiene 2023

The prevalence of some tick-borne zoonotic bacteria (Borrelia sp., Coxiella burnetii, and Rickettsia sp.) in dog blood samples were examined using by PCR. A total 200 collected from dogs located western Türkiye. Three pathogens for dogs, Borrelia burgdorferi, C. burnetii sp. detected samples. single PCR was performed the multiplex applied Rickettsiae spp. burgdorferi. At end study, target ident...

Journal: :BMC Pediatrics 2004
Angélica Lidia Distéfano Alicia Alonso Fabián Martin Fabián Pardon

BACKGROUND Human cytomegalovirus (CMV) is one of the most commonly found agents of congenital infections. Primary maternal infection is associated with risk of symptomatic congenital diseases, and high morbidity is frequently associated with very low birth weight. Neonates with asymptomatic infection develop various sequelae during infancy. This is the first Argentine study performed in neonate...

Journal: :veterinary research forum 2012
vahid noaman parviz shayan

anaplasma bovis is a leukocytotropic agent of bovine anaplasmosis and there is no available information about molecular study on this agent in cattle of iran. in this study a total 150 cattle blood samples were collected from central part of iran. the presence of a. bovis examined using light microscopic detection and species-specific nested polymerase chain reaction (nested-pcr) based on 16s r...

H. Moatamedi M. Ghorbanpoor, M. Jamshidian M. Seyfiabad Shapouri S. Gooraninejad

Streptococcus agalactiae , S. dysgalactiae and S. uberis are Gram-positive bacterial pathogens that affect cows in dairy herds. These are considered as the major causes of economic losses of dairy producers without a control program. To reveal the role of these agents in inducing subclinical mastitis in dairy cattle in Ahvaz, 100 CMT-positive milk samples and 20 CMT-negative milk samples were c...

2016
Mahin Jamshidi Makiani Parivash Davoodian Mahnaz Baghershiroodi Abdol Azim Nejatizadeh Farideh Fakkhar Mehrangiz Zangeneh Nadia Jahangiri

BACKGROUND While tuberculosis (TB) can be diagnosed by microscopy and culture, the sensitivity of Ziehl-Neelsen staining is variable and culture results require 4 - 8 weeks to be determined. Polymerase chain reaction (PCR) and its modifications, including nested PCR, might be promising methods for the rapid diagnosis of TB. OBJECTIVES This study aimed to evaluate the performance of nested PCR...

Mycoplasmas are very small bacteria lacking cell walls that belong to various genera within the class Mollicutes, and also the smallest organisms that can live independently. They are able to cause serious and chronic disease because of some unique characteristics. Mycoplasma gallisepticum (MG) is an important avian pathogen causing significant economical losses within the poultry industry. The...

Abdollah Hamshidi Mohammadreza Basami عباسعلی ساری,

Campylobacter jejuni is a major cause of food-borne diarrhea in many countries. Poultry and poultry products are known as important sources of human campylobacteriosis. In this study, conventional culture and multiplex PCR methods were compared for the detection of C. jejuni isolated from poultry carcasses. A total of 100 samples, representing 20 broiler flocks, were collected from poultry carc...

2015
Amir Saeed Hadi Abd Gunnar Sandstrom

Diarrhoea is one of leading causes of morbidity and mortality worldwide. Recent estimations suggested the number of deaths is close to 2.5 million. This study examined the causative agents of diarrhoea in children under 5 years of age in suburban areas of Khartoum, Sudan. A total of 437 stool samples obtained from children with diarrhoea were examined by culture and PCR for bacteria, by microsc...

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