Participation by psychiatrists and psychologists in coercive interrogations of prisoners violates professional ethical obligations and teaching medical students in all specialties about ethics principles may be the best way to prevent future violations.

The female sex hormone beta-estradiol inhibits the efficacy of antiretroviral drug Stavudine against HIV-1 replication in peripheral blood lymphocytes and may have implications for anti-HIV-1 drug therapies.

Genes involved in DNA repair, signalling, oncogenesis and autophagy are regulated by cAMP Response Element Binding Protein (CREB) in myeloid leukemia cells, providing insights into pathogenesis and potential targets for therapy

Comparative genomics of small RNA regulatory components - miRNA, siRNA and piRNA - in the three important mosquito vectors reveals novel motifs indicating that a variety of transcription control mechanisms operate in mosquito anti-viral defense pathways.

The majority of herds in south-west England include cattle that are seropositive for the protozoan parasite Neospora caninum, with transmission appearing to occur both vertically and horizontally and to be enhanced by between-herd movement.