Neuroscience

Thicker nerve fibers enable faster reactions in mice

In order for organisms to react swiftly to stimuli in their environment, they need rapid and precise transmission of nerve impulses along neural extensions known as axons. Whereas some invertebrates have developed very thick ...

Sleep apnea

Sleep apnea linked with higher spine fracture risk among women

Emerging evidence suggests that obstructive sleep apnea (OSA) may negatively affect bone health. Results from a new study published in the Journal of Bone and Mineral Research now indicate that women with history of OSA may ...

Medications

Vertebral fractures up with long-term delay of denosumab

(HealthDay)—Compared with on-time dosing, delay of denosumab by more than 16 weeks is associated with an increased risk for vertebral fractures, according to a study published online July 28 in the Annals of Internal Medicine.

Genetics

A molecule that directs neurons

The habenula is a small region at the centre of the brain, but is crucial for people's lives. It is made up of groups of nerve cells that control the "neurotransmitters" of the brain, that is to say substances like dopamine, ...

Neuroscience

Locomotor engine in the spinal cord revealed

Researchers at Karolinska Institutet in Sweden have revealed a new principle of organization which explains how locomotion is coordinated in vertebrates akin to an engine with three gears. The results are published in the ...

Medical research

Safer viruses for vaccine research and diagnosis

A new technology to produce safer 'hybrid' viruses at high volumes for use in vaccines and diagnostics for mosquito-borne diseases has been developed at The University of Queensland.

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