Now showing items 21-30 of 36
High mortality from respiratory failure secondary to swine-origin influenza a (h1n1) in south africa
Background: The novel influenza A (H1N1) pandemic affected South Africa late during the 2009 Southern hemisphere winter and placed an extra burden on a health care system already dealing with a high prevalence of chronic ...
Mobile phone radiation does not induce pro-apoptosis effects in human Spermatozoa
Recent reports suggest that mobile phone radiation may diminish male fertility. However, the effects of this radiation on human spermatozoa are largely unknown. The present study examined effects of the radiation on induction ...
Renal manifestations in children co-infected with HIV and disseminated tuberculosis
Many children in Cape Town are co-infected with human immunodeficiency virus (HIV) and tuberculosis (TB). Granulomatous TB interstitial nephritis is a recognized entity. Our objective was to establish if TB plays a role ...
The diagnostic value and safety of transbronchial needle aspiration biopsy in children with mediastinal lymphadenopathy
Introduction Anterior mediastinal masses in children can have different causes which includes, Mycobacterium tuberculosis (MTB) or malignant lymphadenopathy. Transbronchial needle aspiration (TBNA) has been described as a ...
Characterization of HIV type 1 genetic diversity among South African participants enrolled in the AIDS Vaccine Integrated Project (AVIP) Study
The genetic diversity of HIV-1 strains circulating among HIV-1-infected South Africans was investigated in a cohort of 420 individuals enrolled as part of the AIDS Vaccine Integrated Project (AVIP) study. Representative ...
Time to detection of the growth of Mycobacterium tuberculosis in MGIT 960 for determining the early bactericidal activity of antituberculosis agentsTime to detection of the growth of Mycobacterium tuberculosis in MGIT 960 for determining the early bactericidal activity of antituberculosis agents
Evaluation of early bactericidal activity (EBA) by the determination of a fall in viable colony-forming units (CFU) of Mycobacterium tuberculosis in sputum is a first step in the clinical study of new antituberculosis ...
Short communication: Simplified estimation of the long-term specificity of the BED assay to improve estimates of HIV incidence
The BED assay overestimates HIV incidence because a proportion, epsilon (ω), of chronically infected people test "false-recent." In the ZVITAMBO trial, 2796 postpartum women tested HIV positive at baseline and 5.1% tested ...
Molecular detection of mixed infections of Mycobacterium tuberculosis strains in sputum samples from patients in Karonga District, Malawi
The occurrence of mixed infections of Mycobacterium tuberculosis is no longer disputed. However, their frequency, and the impact they may have on our understanding of tuberculosis (TB) pathogenesis and epidemiology, remains ...
Retrospective surveillance of intussusception in South Africa, 1998-2003
Background. Intussusception is a common gastrointestinal emergency in children and appears to have a somewhat different clinical spectrum in developing countries. Its etiology is still unclear, but a link to infective ...
Age and the epidemiology and pathogenesis of tuberculosis
[No abstract available]