Browsing Theses and Dissertations (Medical Virology) by Supervisor "Ehlers, M.M. (Marthie Magdaleen)"
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Browsing Theses and Dissertations (Medical Virology) by Supervisor "Ehlers, M.M. (Marthie Magdaleen)"
Now showing items 1-4 of 4
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(University of Pretoria, 2005-10-28)Escherichia coli 0157:H7 is classified as a member of the enterohaemorrhagic E. coli (EHEC) family. These organisms are responsible for a variety of clinical manifestations ranging from non-bloody diarrhoea to gross bloody ...
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(University of Pretoria, 2005-10-28)Heterotrophic plate counts (HPCs) are commonly used to assess the general microbiological quality of drinking water. Drinking water quality specifications world-wide recommend HPC limits from 100 to 500 cfu.m1-1. However, ...
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(University of Pretoria, 2004)Large epidemics of poliomyelitis spread across the world in the first half of the 20th century. However, polio incidence fell rapidly across the world following the introduction of the oral poliovirus vaccine (OPV). Since ...
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(University of Pretoria, 2008-04-16)Poor sanitation, unhygienic practices and close living associations between people and animals in rural communities increase the risk of zoonoses and add to faecal contamination of stored drinking water. Point-of-use ...
Now showing items 1-4 of 4