The ocular complications of vitamin A deficiency have been known for many years, however, recent studies have suggested that marginal vitamin A status enlarges the risk of common childhood infections and increases mortality. ...

No abstract available.

Glomerulonephritis as an extra hepatic manifestation of chronic HBV infection has now been well documented [1,2,3,4,5]. HBV-associated nephropathy has been described in areas of both high and low endemicity [6]. In Africa ...

Vitamin A has well recognised benefits for the reduction in severity of diarrhoeal episodes but the impact of therapeutic doses given during diarrhoea on the biochemical and clinical outcomes is less clear. In this study ...

Background: Breastfeeding is known to have benefits both for maternal and child health. Some questions around the benefits and risks of breastfeeding in the presence of HIV infection still remain unclear. Aims: ...

This study was conducted to investigate the role of natural killer cell surface receptors, KIRs and their cognate HLA ligands in preventing HIV-1 acquisition and disease progression in HIV-1 exposed infants. Using DBS ...

In many infections some patients recover while others die or are permanently disabled. These extremes in clinical outcome may be determined as much by the capacity of the host to eliminate the infecting agent as by the ...

BACKGROUND Sub-saharan Africa remains to date at the forefront of the HIV/AIDS epidemic. Despite breastfeeding being a significant mode of postnatal HIV transmission it remains the main nutritional source and pillar of ...

Conventional pertussis vaccine prepared from killed whole cell B. pertussis organisms has been in widespread use since the early 1950's. Despite marked reductions in the incidence of pertussis, the use of the vaccine has ...