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Browsing Medical Microbiology by Issue Date
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Ehlers, Marthie Magdaleen; Cloete, Thomas Eugene
(Elsevier, 1999)
The bacterial community structure of phosphate removing activated sludge systems were compared. Samples were obtained from 21 different activated sludge systems, differing in design and phosphorus removal. Community ...
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Pooe, Malebo J.
(University of Pretoria, 1999)
Background: A post-exposure regrowth model utilizing the well-tried Bactec radiometric system, which would simulate in vivo situations at the site of invasive disease, was developed to measure drug activity against multiplying ...
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Ehlers, Marthie Magdaleen; Cloete, Thomas Eugene
(Water Research Council, 1999-01)
The diversity and dynamics of microbial communities of phosphorus-removing and non-phosphorus-removing activated sludge systems have mostly been analysed by culture-dependent methods. A more direct method is the isolation ...
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Ehlers, Marthie Magdaleen; Cloete, Thomas Eugene
(Water Research Council, 1999-07)
Samples from laboratory-scale activated sludge systems operating under spesific conditions which differ in phosphate-removing capabilities were obtained from the University of Cape Town. The total protein content of samples ...
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Van Heerden, J.; Ehlers, Marthie Magdaleen; Cloete, Thomas Eugene
(Elsevier, 2001)
In this study, different carbon source profiles were generated by inoculating Biolog GN microwell plates, with different dilutions of microbial communities from a number of activated sludge systems. This led to the successful ...
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Weldhagen, Gerhard Frederick
(University of Pretoria, 2004)
Extended-spectrum beta-lactamases (ESBLs) in Pseudomonas aeruginosa tend to be geographically scattered, such as GES-2, which partially compromises the efficacy of imipenem. The G170N mutation, ascribed to a CC to AA base ...
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Pavlov, Dobromir Nikolov; Van Zyl, Walda B.; Van Heerden, J.; Grabow, W.O.K.; Ehlers, Marthie Magdaleen
(Elsevier, 2005-09)
Polioviruses (PVs) are not associated with waterborne transmission to the same extent as many other enteric viruses. However, they are typically transmitted by the faecal-oral route, which implies that the risk of infection ...
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Prinsloo, Andrea
(University of Pretoria, 2005-09-22)
Please read the abstract in the front section of this document
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Sundram, A.; Jumanlal, N.; Ehlers, Marthie Magdaleen
(Water Resource Council, 2006)
Please open article to read abstract
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Sundram, A.; Jumanlal, N.; Ehlers, Marthie Magdaleen
(Water Research Council, 2006-01)
Faecal contamination of water sources can only be managed if the sources of pollution are identified and thus tools to distinguish
between human and animal faecal sources are needed. Male-specific F-RNA coliphages have ...
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Levay, Peter Ferenc; Gryffenberg, H.
(Medpharm Publications, 2006-03)
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Brink, Delene
(Medpharm Publications, 2006-09)
The hepatitis A, B, C, D and E viruses primarily target the liver to cause viral hepatitis. Hepatitis A (HAV) and E (HEV) viruses are transmitted by the faecal-oral route and cause acute viral hepatitis. Acute viral hepatitis ...
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Meyer, Linda; Ehlers, Marthie Magdaleen; Dove, Mike G.; Weldhagen, Gerhard Frederick
(Health and Medical Publishing Group, 2007-03)
This report aims to document Salmonella typhi as a cause of central nervous system infection.
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Van Coller, Riaan; Van Rensburg, Elna; Schutte, Clara-Maria; Brink, Delene; Welthagen, Gerhard Frederick; Dove, Mike G.
(South African Medical Association, 2007-04)
Two patients with African sleeping sickness (SS) presented to
the neurology unit, Pretoria Academic Hospital, during 2004
and 2005. SS has shown a recent resurgence, with epidemics in
the Sudan, Angola and the Democratic ...
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Labuschagne, Christiaan De Jager
(University of Pretoria, 2008-09-25)
Extended-spectrum β-lactamases (ESBLs) constitute a major problem given their broad substrate specificity and ability to hydrolyse many of the extended-spectrum third-generation cephalosporins currently in use in hospital ...
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Bellomo, Alessandro N.; Hoosen, Anwar Ahmed; Ehlers, Marthie Magdaleen; Kock, Marleen M.; Makgotlho, Phuti Edward; Creative Studios, Dept. of Education Innovation, University of Pretoria.
(2008-10-23)
Acinetobacter baumannii is an important cause of nosocomial infections in hospitals, with most cases occurring in immunocompromised patients. Nosocomial infections are most often associated with medical device related ...
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Hoosen, Anwar Ahmed; Ehlers, Marthie Magdaleen; Veldsman, C.; Makgotlho, Phuti Edward; Kock, Marleen M.; Dove, Mike G.; Creative Studios, Dept of Education Innovation, University of Pretoria
(2008-10-23)
Extended spectrum beta-lactamases (ESBLs) are considered one of the most important antibiotic resistance mechanisms. Multidrug resistance is emerging in many Gram-negative pathogens and is associated with severe nosocomial ...
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Ehlers, Marthie Magdaleen; Hoosen, Anwar Ahmed; Omar, Shaheed Vally; Maningi, Nontuthuko Excellent; Makgothlo, E.; Kock, Marleen M.; Creative Studios, Dept of Education Innovation, University of Pretoria
(2008-12-09)
Extended-spectrum-beta-lactamases (ESBL) have been recovered from medical centres in South Africa since the late 1980’s but little is known about the various types of ESBLs present and their prevalence. Metallo-beta-lactamase ...
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Keddy, Karen H.; Dwarika, Sarika; Crowther, Penny; Perovic, Olga; Wadula, Jeannette; Hoosen, Anwar Ahmed; Sooka, Arvinda; Crewe-Brown, Heather H.; Smith, Anthony Marius
(Journal of Infection in Developing Countries, 2009)
BACKGROUND: Non-typhoidal Salmonella are frequently food-borne zoonotic pathogens that may cause invasive disease in HIV-positive individuals.
METHODOLOGY: Invasive isolates (n = 652) of Salmonella Typhimurium from human ...
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De Jongh, M.; Le Roux, M.; Adam, Anvir; Caliendo, A.M.; Hoosen, Anwar Ahmed
(Bentham Science, 2009)
BACKGROUND: This study was undertaken to determine co-infection rates of common aetiological agents of urethritis and information regarding sexual contacts of symptomatic males presenting to a family practitioner.
METHODS: ...