TB is linked with a deadly silicosis epidemic hidden for decades in rural South Africa. Gold mining firms must make amends, says Jaine Roberts.

By measuring the right things, health providers can improve HIV response and save lives, says Stefano Bertozzi of the Gates Foundation.

New approaches are needed to reverse the trend of disappointing vaccines against HIV/AIDS, tuberculosis and malaria, argues biotech expert Thomas Egwang.

Research into stem cells is taking place across South-East Asia, but proven disease treatments are currently out of reach, says Crispin Maslog.

The latest round of challenges to India's drug patent laws is a fight that must be won for the world's poor, says Priya Shetty.

Integrating human rights thinking into policies for combating HIV/AIDS is essential, says Navi Pillay.

Neglected tropical diseases are a hidden factor of cardiovascular diseases in developing countries, say Yasmin Moolani and colleagues.

The challenges currently faced by Chagas patients are similar to those at the beginning of the HIV/AIDS epidemics, say Peter J. Hotez and colleagues.

Trade deals are threatening generic drugs — we need new ways to incentivise affordable drug development, says health expert Daniele Dionisio.

There is a pressing need for Africa to bolster its pharmaceuticals industry, and that requires the right policy framework, argues Priya Shetty.

'Boundary organisations' offer a space away from politics for scientists to engage government officials with their research, says Scott Drimie.

Excitement about new drug treatment for HIV prevention does not mean we should lose sight of other methods, cautions Priya Shetty.

Reproductive and sexual health programmes in the developing world are more effective if they engage both sexes, says Priya Shetty.

Health research partnerships do more for development than just tackling illness, argues AIDS vaccine R&D leader Seth Berkley.

Priya Shetty discusses why biomedical research is vital in steering progress towards the Millennium Development Goals.

Moral crusades against HIV/AIDS may have good intentions, but there is no substitute for sound evidence on behaviour change, says Priya Shetty.

Scientists must re-engage with the International AIDS Conference to find a needs-based research agenda say Jessica Justman and Wafaa M. El-Sadr.

Richard Horton, editor of The Lancet, discusses the implications of news that maternal deaths have dropped by nearly a third since 1980.

Maternal health advocates may feel financially threatened by falling death tolls but the data must not be hidden, says Priya Shetty.