نتایج جستجو برای: serological epidemiology

تعداد نتایج: 123845  

2016

Toxoplasma gondii has frequently been named as one of the most important foodborne pathogens, in termsof its impact on human health. EFSA advised to include serological testing of pigs on T. gondii infections andaudits of pig farms on risk factors for T. gondii infection (EFSA, 2011). In order to generate knowledge about theepidemiology and prevalence of T. gondii infections in pig ...

A Ghalyanchi-Langeroudi , H Hosseini ,

Avian pneumovirus (APV) causes turkey rhinotracheitis (TRT) and swollen head syndrome (SHS) of chickens, which is usually accompanied by secondary bacterial infections that increase mortality. In Iran, some serological studies indicated that APV infection is endemic in commercial poultry industry. In this study we diagnosed APV genome molecularly in suspected broiler flock (4 weeks) in Iran and...

Journal: :Postgraduate medical journal 1977
J L Dienstag R H Purcell

Resulting directly from the discovery of virus-related antigens, rapid progress has marked the last decade of viral hepatitis research. The hepatitis B virion has been tentatively identified as a DNA virus with an endogenous DNA polymerase, and new serological markers for type B hepatitis have been discovered. Hepatitis A antigen has been identified on a virus-like particle thought to be the he...

Journal: :The Onderstepoort journal of veterinary research 1988
D T De Waal J Van Heerden S S Van den Berg G F Stegmann F T Potgieter

Both Babesia equi and Babesia caballi are endemic in large parts of South Africa. Attempts were made to obtain pure local isolates of both B. equi and B. caballi for the purpose of developing serological tests to study the epidemiology of equine babesiosis in this country. The indirect fluorescent antibody test was used to screen horses for B. equi and B. caballi in an endemic area. Seven horse...

2008
JULES L. DIENSTAG ROBERT H. PURCELL

Resulting directly from the discovery of virus-related antigens, rapid progress has marked the last decade of viral hepatitis research. The hepatitis B virion has been tentatively identified as a DNA virus with an endogenous DNA polymerase, and new serological markers for type B hepatitis have been discovered. Hepatitis A antigen has been identified on a virus-like particle thought to be the he...

2016
Shahrzad Motaghipisheh Baharak Akhtardanesh Reza Ghanbarpour Mohammad Reza Aflatoonian Mohammad Khalili Saeed Reza Nourollahifard Saghar Mokhtari

BACKGROUND Ehrlichiosis is an emerging tick-borne zoonotic disease caused by the family of Anaplasmatacea. Recently, outbreak of human monocytic ehrlichiosis was reported in northern part of Iran. Besides, serological evidence of canine monocytic ehrlichiosis caused by Ehrlichia canis was reported from southeastern of Iran but the epidemiology of this disease is almost undetermined in Iran. The...

Journal: :Biologia 2021

Abstract Coxiella burnetii is a worldwide zoonotic pathogen causing Q fever in various animal species and humans. In Slovakia, cases of C. infection both animals humans are confirmed every year. The role horses the epidemiology this neglected disease still unclear. our study, we focused on serosurvey equine population Slovakia by ELISA method. Subsequently, nested PCR was performed to detect 16...

2012
Mohammad Khezri Seyed Mahmoud Azimi

Aim: Bluetongue is a non-contagious, infectious viral disease of domestic and wild ruminants; which is believed to have originated in Africa. The epidemiology of Bluetongue virus infection is poorly defined in many parts of the world, including a wide range of Asia and the Middle East. This paper reports the results of a Bluetongue serological survey in sheep from some provinces of Iran during ...

Journal: :The Journal of general virology 2009
Chris Cowled Gustavo Palacios Lorna Melville Richard Weir Susan Walsh Steven Davis Aneta Gubala W Ian Lipkin Thomas Briese David Boyle

Stretch Lagoon orbivirus (SLOV) was isolated in 2002 from pooled Culex annulirostris mosquitoes collected at Stretch Lagoon, near the Wolfe Creek national park in the Kimberley region of Western Australia. Conventional serological tests were unable to identify the isolate, and electron microscopy indicated a virus of the genus Orbivirus, family Reoviridae. Here, a cDNA subtraction method was us...

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