Ophthalmology

Photopharmacology: Optoswitches turn pain off and sight on

Photoreactive compounds developed by scientists of Ludwig-Maximilians-Universitaet (LMU) in Munich directly modulate nerve-cell function, and open new routes to the treatment of neurological diseases, including chronic pain ...

Addiction

Seeking new methods to treat heroin addiction

"Heroin itself is an inactive substance," explains Jørg Mørland, Norwegian forensic medicine and toxicology researcher. "The substances that heroin forms in the body are mainly what enter the brain and cause the narcotic ...

Medical research

Opioid dependence plays role in chronic pain

The bodies of mammals, including humans, respond to injury by releasing endogenous opioids—compounds that mitigate acute pain. A team of researchers led by those at the University of Kentucky has uncovered groundbreaking ...

Addiction

Missing enzyme linked to drug addiction

A missing brain enzyme increases concentrations of a protein related to pain-killer addiction, according to an animal study. The results will be presented Monday at The Endocrine Society's 95th Annual Meeting in San Francisco.

Medical research

Researchers design variant of main painkiller receptor

Opioids, such as morphine, are still the most effective class of painkillers, but they come with unwanted side effects and can also be addictive and deadly at high doses. Designing new pain-killing drugs of this type involves ...

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