نتایج جستجو برای: toxigenic activity

تعداد نتایج: 1137657  

2012
Sheila Okoth Beatrice Nyongesa Vincent Ayugi Erastus Kang’ethe Hannu Korhonen Vesa Joutsjoki

Two agro-ecological zones in Kenya were selected to compare the distribution in maize of Aspergillus spp. and their toxigenicity. These were Nandi County, which is the main maize growing region in the country but where no human aflatoxicoses have been reported, and Makueni County where most of the aflatoxicosis cases have occurred. Two hundred and fifty-five households were sampled in Nandi and...

Journal: :Malawi medical journal : the journal of Medical Association of Malawi 2016
Alexander J Keeley Nicholas J Beeching Katharine E Stott Paul Roberts Alastair J Watson Michael Bj Beadsworth

BACKGROUND Clostridium difficile infection (CDI) causes a high burden of disease in high-resource healthcare systems, with significant morbidity, mortality, and financial implications. CDI is a healthcare-associated infection for which the primary risk factor is antibiotic usage, and it is the leading cause of bacterial diarrhoea in HIV-infected patients in the United States. Little is known ab...

Journal: :British Medical Bulletin 2000

Journal: :Veterinary microbiology 1999
L O Andresen

Immunoblot analysis and enzyme-linked immunosorbent assay (ELISA) confirmed previous reports that the Staphylococcus hyicus exfoliative toxins ExhA and ExhB are metalloproteins, and further indicated that ExhC is also a metalloprotein. An indirect ELISA was developed for the detection of toxigenic strains as an alternative method to the use of phage typing for selection of S. hyicus isolates to...

Journal: :Memorias do Instituto Oswaldo Cruz 2013
Luciene de Fátima Costa Torres Dayana Ribeiro Raphael Hirata Luis Gustavo Carvalho Pacheco Monica Cristina Souza Louisy Sanches dos Santos Cíntia Silva dos Santos Mohammad Salah Mateus Matiuzzi da Costa Marcio Garcia Ribeiro Salah A Selim Vasco Ariston de Carvalho Azevedo Ana Luiza Mattos-Guaraldi

Corynebacterium diphtheriae, Corynebacterium ulcerans and Corynebacterium pseudotuberculosis constitute a group of potentially toxigenic microorganisms that are related to different infectious processes in animal and human hosts. Currently, there is a lack of information on the prevalence of disease caused by these pathogens, which is partially due to a reduction in the frequency of routine lab...

2013
Tibor Magyar Tamás Donkó Imre Repa Melinda Kovács

BACKGROUND Atrophic rhinitis is a widely prevalent infectious disease of swine caused by Bordetella bronchiseptica and Pasteurella multocida. The course of the disease is considered to be different depending on the principal aetiological agents distinguishing B. bronchiseptica induced non-progressive and toxigenic P. multocida produced progressive forms. In order to compare the pathological eve...

Journal: :jundishapur journal of microbiology 0
larisa shcherbakova all-russian research institute of phytopathology, bolshie vyazemy, moscow region, russia natalia statsyuk all-russian research institute of phytopathology, bolshie vyazemy, moscow region, russia; all-russian research institute of phytopathology, institute str., bolshie vyazemy, 143050 russia. tel: +7-9262427241 oleg mikityuk all-russian research institute of phytopathology, bolshie vyazemy, moscow region, russia tatyana nazarova all-russian research institute of phytopathology, bolshie vyazemy, moscow region, russia vitaly dzhavakhiya all-russian research institute of phytopathology, bolshie vyazemy, moscow region, russia

conclusions phoma glomerata pg41 strain sharing natural substrate with toxigenic a. flavus secretes metabolites possessing a significant aflatoxin-degrading activity. the activity is associated mainly with a protein-enriched high-molecular-weight fraction of extracellular metabolites and appears to be of enzymatic origin. results the afb1-degrading activity of protein-enriched fractions, isolat...

Journal: :Journal of clinical microbiology 2004
D V Singh R Bhanumathi R R Colwell

Until the emergence of Vibrio cholerae O139 in 1992, toxigenic strains of V. cholerae O1 were considered to be the only causative agents of epidemic and pandemic cholera (3). Molecular studies using pulsed-field gel electrophoresis (4), ribotyping (3), enterobacterial repetitive intergenic consensus sequence (ERIC)-PCR (1), and restriction fragment length polymorphism analysis of the CTX geneti...

Journal: :Toxins 2016
Sarah De Saeger Kris Audenaert Siska Croubels

The association research platform MYTOX "Mycotoxins and Toxigenic Moulds" held the 5th meetingofitsInternationalSymposiuminGhent,Belgiumon11May2016.[...].

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