Publications by authors named "Abba Joseph"

We report the seroprevalence of hepatitis B surface antigen among HIV-positive patients at a clinic in North-Central Nigeria. Screening for hepatitis B virus was based on serological markers. Alanine aminotransferase levels and CD4+ T-lymphocyte counts were compared between patients.

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Increasing ambient levels of fine particles due to anthropogenic activities are leading to adverse effects on human health and climate change. The present study on PM2.5 carbonaceous characterization for different land use patterns attempts to improve spatial understanding of sources in Mumbai city.

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Ambient concentrations of PM2.5 and PM10 are of concern with respect to effects on human health and environment. Increased levels of mortality and morbidity have been associated with respirable particulate air pollution.

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An attempt has been made to determine the levels of benzene in air at different locations in Mumbai city. Levels of benzene in air have been determined by adsorbing air at a uniform flow rate on especially fabricated activated coconut charcoal cartridges followed by thermal desorption and detection on Varian GC-MS. The results show that maximum concentrations of benzene have been observed at traffic junctions and petrol pumps.

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Air pollution in urban areas is a major health concern. Air pollution in cities has been linked to increased rates of mortality and morbidity in developed and developing countries. There is consistent evidence that the levels of fine particulate matter in the air are associated with risk of death from all causes of cardiovascular and respiratory illness.

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