…as Harvard keeps its ethics guidelines

How a brain keeps its cool

Temperature-sensing neurons in the Drosophila brain cooperate with the central circadian clock to help regulate body temperature.

How the spindle keeps its focus

During mitosis, the Drosophila protein Asp binds and focuses microtubule minus ends at the spindle poles, and maintains their attachment to the centrosomes. Two groups of researchers now provide insights into how the protein achieves these functions (1, 2). asp was one of the fi rst genes to be iden-tifi ed as being required for correct assembly of the Drosophila mitotic spindle (3), and mutati...

Ethics guidelines strengthened but reach remains limited.

Canadian Family Physician's new ethics guidelines.

American College of Epidemiology Ethics Guidelines.

2.1. The Professional Role of Epidemiologists 2.2. Minimizing Risks and Protecting the Welfare of Research Participants 2.3. Providing Benefits 2.4. Ensuring an Equitable Distribution of Risks and Benefits 2.5. Protecting Confidentiality and Privacy 2.6. Obtaining the Informed Consent of Participants 2.6.1. Elements of informed consent 2.6.2. Avoidance of manipulation or coercion 2.6.3. Conditi...