نتایج جستجو برای: sallmonella pullorum

تعداد نتایج: 448  

Journal: :archives of razi institute 2016
p. s.khaki s. moradi bidhendi n. cheraghchi

salmonellosis is a very important disease of avian species because of its huge economic impact, worldwide distribution and difficulty posed in its control. fowl typhoid and pullorum disease, is caused by salmonella enterica subsp enterica serovar gallinarum biovar gallinarum and pullorum. the purpose of this study was to investigate the biochemical characteristics and antimicrobial susceptibil...

2012

Pullorum disease of chickens is a bacterial infection caused by Salmonella enterica subspecies enterica serovar Gallinarum biovar Pullorum (Salmonella Pullorum)1. At this time the serovar is referred to as Gallinarum in some parts of the world and Pullorum in others; in this chapter the serovar will be referred to as Gallinarum or Pullorum according to the biovar under discussion as this is mor...

2012
Beren BAŞARAN KAHRAMAN Beren Başaran Kahraman Seyyal Ak

The present study was to investigate the incidence of Helicobacter pullorum in caecum and colon of 96 broiler chickens. All samples were obtained from different commercial broiler slaughtering facilities in Marmara region of Turkey. The presence of H. pullorum was assessed by conventional culture method and specific polymerase chain reaction (PCR) test. H. pullorum were not isolated from any of...

2016
Zhichao Xu Yao Qin Yongqiang Wang Xiaoqi Li Hong Cao Shijun J. Zheng

Salmonella enterica serovar Pullorum (S. pullorum) causes pullorum disease in poultry and results in great economic losses to the poultry industry. Although an eradication program has been successfully performed in some countries, it remains a major threat to countries with poor poultry disease surveillance. Currently there are no effective control measures for pullorum disease except eradicati...

Journal: :Journal of bacteriology 2002
Gui-Rong Liu Andrea Rahn Wei-Qiao Liu Kenneth E Sanderson Randal N Johnston Shu-Lin Liu

Salmonella enterica serovar Pullorum is a fowl-adapted bacterial pathogen that causes dysentery (pullorum disease). Host adaptation and special pathogenesis make S. enterica serovar Pullorum an exceptionally good system for studies of bacterial evolution and speciation, especially regarding pathogen-host interactions and the acquisition of pathogenicity. We constructed a genome map of S. enteri...

Journal: :Journal of microbiology and biotechnology 2009
Li Qiuchun Yaohui Xu Xinan Jiao

Pullorum disease affecting poultry is caused by Salmonella enterica serovar Pullorum and results in severe economic loss every year, especially in countries with a developing poultry industry. The pathogenesis of S. Pullorum is not yet well defined, as the specific virulence factors still need to be identified. Thus, to isolate specific DNA fragments belonging to S. Pullorum, this study used su...

Journal: :Poultry science 2009
H Li Y Zhang S F Zuo Z X Lian N Li

This study was conducted to determine effects of methyltestosterone on innate immunity and adaptive immunity against Salmonella Pullorum in dwarf chicks. In vivo experiment, comparisons of pathological sections, viable counts of bacteria, specific antibody levels, and subsets of T lymphocytes were set forth between chicks with or without 10(-7) M methyltestosterone treatment (2 d of age through...

Journal: :Ukrainian journal of veterinary and agricultural sciences 2021

The article provides data on the isolation and identification of pathogen S. Pullorum from pathological material chickens. With further study tinctorial, cultural-morphological biological properties pathogen. susceptibility Salmonella pullorum to broad-spectrum antibacterial drugs such as cephalosporins carbopenems was studied determine drug choice for improving treatment prevention avian bacte...

Journal: :Infection and immunity 2001
P Wigley A Berchieri K L Page A L Smith P A Barrow

Salmonella enterica serovar Pullorum is worldwide a poultry pathogen of considerable economic importance, particularly in those countries with a developing poultry industry. In addition to the characteristic high mortality rates among young chicks, one of the features of Salmonella serovar Pullorum infection is that it persists for long periods in convalescent chicks in the absence of clinical ...

Journal: :FEMS microbiology letters 1998
H Chart B Rowe

Growth of strains of Salmonella enteritidis and Salmonella pullorum on Hektoen agar has been reported to influence the expression of long-chain lipopolysaccharide and motility respectively. In this study we used a panel of strains of S. enteritidis and S. pullorum to investigate these phenomena. Culture on Hektoen agar did not cause rough strains of S. enteritidis to express long-chain lipopoly...

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