Catherine Brahic
Guest Author
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/ 6 June 2006

World needs renewed focus on ‘neglected diseases’

Medicines to treat common diseases in poorer countries tend to be old and are often ineffective. But the pharmaceutical industry has little incentive to research new drugs: patients in developing countries can’t afford them. All that may change, as ”needs-driven” research on diseases that afflict developing countries gathers momentum.

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/ 6 June 2006

Heaven or hell for the Sahel?

The semi-arid Sahel stretches across Africa just south of the Sahara. The region suffered severe drought during the second half of the 20th century, but there is disagreement between scientists on the reasons for the decline in rainfall — and on the Sahel’s future prospects of increased rainfall.

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/ 30 May 2005

Next flu epidemic will hit Africa hard

The Pandemic Preparedness Project is readying nations worldwide for an expected global flu epidemic, according to reports on the Science and Development Network website. Researchers agree that it is question of when, not if, a global flu epidemic occurs. Many experts predict the next outbreak will result from the current bird-flu epidemics in south-east Asia.

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/ 18 April 2005

New hope for Marburg virus drug

As the deadly outbreak of Marburg virus continues to claim lives in Angola, researchers have worked out how the closely related Ebola virus invades human cells, according to a report on the Science and Development Network website. The findings could lead to a treatment for the diseases, which each kill up to 90% of those infected.