Neuroscience

Timing is crucial from the brain to the spinal cord

Just a slight movement of the hand is an intricate concert of interactions between nerve cells. For a signal from the brain to reach the spinal cord and then the muscle, different neuronal networks must find a common rhythm. ...

Medications

Post-surgical opioids can, paradoxically, lead to chronic pain

Giving opioids to animals to quell pain after surgery prolongs pain for more than three weeks and primes specialized immune cells in the spinal cord to be more reactive to pain, according to a new study by the University ...

Medical research

Cellular hitchhikers aid recovery from spinal cord injury

The healing effects of stem cells in spinal cord injury can be aided by their ability to hitch intercellular rides to specific anti-inflammatory cells called M2 macrophages, Yale researchers report.

Medical research

Muscle paralysis may increase bone loss

Muscle paralysis rapidly causes inflammation in nearby bone marrow, which may promote the formation of large cells that break down bone, a new study finds. The article is published in the American Journal of Physiology—Cell ...

Neuroscience

Paraplegic rats walk and regain feeling after stem cell treatment

Engineered tissue containing human stem cells has allowed paraplegic rats to walk independently and regain sensory perception. The implanted rats also show some degree of healing in their spinal cords. The research, published ...

Neuroscience

Rebuilding spinal cords with an engineer's toolkit

Like an earthquake that ruptures a road, traumatic spinal cord injuries render the body's neural highway impassable. To date, there are neither workable repairs nor detours that will restore signal flow between the brain ...

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