نتایج جستجو برای: vaccinal serovars of leptospira
تعداد نتایج: 21164738 فیلتر نتایج به سال:
Canine leptospirosis is a zoonosis caused by bacteria belonging to the genus Leptospira. Dogs are one of animal species involved in cycle preservation and transmission urban areas. Serological testing for presence specific antibodies against Leptospira spp. dogs was continuously performed between 2010 2020 city Belgrade. At request owners themselves, other veterinary laboratories or laboratory ...
It is well known that Leptospira vaccine prevents the disease. However specificity for serovars limits the efficacy of killed whole cell vaccines. Leptospiral antigens that induce cross-protective immunity to the various serovars are sought as new vaccine candidates. In this paper, we have summarized both past and current findings about leptospiral antigens that are conserved among pathogenic l...
Changes in the formulation of the Leptospira components of dog vaccines are being considered in Europe, following changes in North America. This article discusses the options for change and recommends the continued inclusion of serovars Icterohaemorrhagiae and Canicola plus the inclusion of serovars Bratislava and Grippotyphosa (for mainland Europe only). If other serovars, such as Pomona, are ...
Equine leptospirosis has been associated with abortions, renal failure and uveitis, which constitutes a health economic problem. However, it is generally asymptomatic, makes this disease of little interest in equines comparison other domestic wild species. At present, the real epidemiological situation unknown; just as develops these animals. A search scientific literature was carried out; obje...
OBJECTIVE To determine the seroprevalence of Leptospira and the serovars responsible for Leptospira exposure in rats in Grenada in order to assess rats as a reservoir host for human infection. DESIGN AND METHODS Rattus norvegicus rodents were collected from each of the six parishes on the island of Grenada. Serum from 237 rats was tested by the microscopic agglutination test (MAT) and an Immu...
Leptospirosis, a zoonotic disease that is caused by many serovars which are more than 200 in the world, is an emerging worldwide disease. Accurate and rapid diagnostic tests for leptospirosis are a critical step to diagnose the disease. There are some commercial kits available for diagnosis of leptospirosis, but the obscurity of a species- or genus-specific antigen of pathogenic Leptospira inte...
From 2002 to 2005, we collected 118 serum samples from 34 species belonging to 13 families of zoo animals in Korea and determined the prevalence of antibodies for 18 serovars of Leptospira spp. using the microscopic agglutination test (MAT). Twenty-nine (25%) of the serum samples tested were positive for one or more of the serovars. There were no significant differences in relation to genders: ...
L eptospirosis is a worldwide zoonotic disease caused by infection with the spirochete bacterium Leptospira inteTragons.L. interrogans is further divided on the basis of antigenic relatedness into serogroupsand serovars. Approximately 200 different serovars of L. interrogans have been identified, and within a geographic region, certain serovars are prevalent and becomeadapted to a particular ma...
background: leptospirosis is a worldwide zoonosis causedby leptospira interrogans. leptospirosis results in decreasedmilk production, abortion, stillbirth, infertility and mortality,which causes financial loss in the cattle industry. objectives:the aim of this research was to perform a serological andbacteriological study of leptospirosis in 6 industrial dairy herdsand 3 feedlots with previous ...
Twenty-five clinical isolates of Leptospira spp were characterized by microscopic agglutination test (MAT) and pulsed field gel-electrophoresis (PFGE) in comparison with 23 reference Leptospira serovars and with the saprophytic L. biflexa serovar Patoc. PFGE DNA profiling was more specific and reliable than MAT.
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