The first genetic linkage map of Schistosoma mansoni reveals insights into higher female recombination, confirms ZW inheritance patterns and recombination hotspots.

Invasive breast cancer rates have declined dramatically in the US, particularly in urban, affluent counties compared to their less well-off counterparts, potentially reflecting concurrent reductions in the use of hormone therapy.

A small clinical trial has shown masitinib to be generally well tolerated and effective in the treatment of rheumatoid arthritis, indicating the need for further placebo-controlled studies.

From 1994-99 the mortality rate of children under 5 in Iraq was among the highest in the Middle East, with neonatal mortality accounting for over half, and illnesses and sudden deaths the main causes.

Coburn and colleagues review the utility and limitations of mathematical models in predicting the course of the current influenza (H1N1) pandemic and highlight the need for more biologically complex models with regard to cross-species transmission.