نتایج جستجو برای: pathogenic indicator
تعداد نتایج: 140860 فیلتر نتایج به سال:
This study evaluated the bacteria removal efficiency, re-suspension and survivability within two structural Best Management Practices (BMPs) called Vortechs installed at two different sites in Providence, Rhode Island. Twelve rain storms were sampled during years 2004 and 2005. Five pathogenic indicator bacteria, E. coli, enterococci, fecal streptococci, total coliform, fecal coliform, were ana...
This study evaluated the relationship between the traditional indicators of faecal pollution, total coliforms (TC), faecal coliforms (FC) and Faecalstreptococci (FS), and the presence of few potentially pathogenic enteric bacteria, Vibrio cholerae (VC), Vibrio parahaemolyticus (VP), Shigella spp. (SH) and Salmonella spp. (SL) in coastal sea water. The distributional statuses of these bacteria w...
This study evaluated the bacterial distribution and the survivability of bacteria associated with different particle size ranges in the sump water and sediments within two structural Best Management Practices (BMPs), called Vortechs, installed at two different sites in Providence, Rhode Island. Ten rain storms were sampled in year 2004. Five pathogenic indicator bacteria, E. coli, enterococci, ...
Properly managed biopiles can be used for slaughterhouse-residual degradation and bacterial pathogen inactivation, which otherwise represent a major health risk in the environment. Biopiles were used to dispose of slaughterhouse-residuals and determine the occurrence and persistence patterns of indicators of pathogenic bacteria. The indicator bacteria included the family Enterobacteriaceae, tot...
Microbial quality of reclaimed water used for irrigation in two golf courses located in the southern Iberian Peninsula (Spain and Portugal) was evaluated. Bacterial indicators for faecal pollution (total and faecal coliforms, Escherichia coli and enterococci) were tested by membrane filtration using appropriate selective media. In addition, somatic E. coli bacteriophages, enteric viruses (enter...
BACKGROUND The persistence and pathogenicity of pathogenic bacteria are dependent on the ability of the species to survive in adverse conditions. During the infectious process, the organism may need to pass through certain hostile anatomical sites, such as the stomach. Under various environmental stresses, many bacteria enter into the viable but non-culturable (VBNC) state, where they are 'aliv...
OBJECTIVE To characterize mechanisms of hand contamination with faecal indicator bacteria and to assess the presence of selected pathogens on mothers' hands in Tanzania. METHODS A household observational study combined with repeated microbiological hand rinse sampling was conducted among 119 mothers in Dar es Salaam, Tanzania. All hand rinse samples were analysed for enterococci and Escherich...
The European Community Health Promotion Indicator Development Model has been developed as the basis for establishing a European set of indicators for monitoring health promotion interventions. This paper offers the model more generally as a common frame of reference for broader public health practice and indicator development. The model builds around the physical, mental and social health of in...
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