In a study published in Science, researchers at Karolinska Institutet describe the neural processes behind how morphine relieves pain. This is valuable knowledge because the drug has such serious side effects.
Prenatal exposure to nicotine could increase risk of behavioral disorders in newborns, study finds
Although several studies have linked smoking during pregnancy with neurodevelopmental disorders, the results of behavioral experiments in mice prenatally exposed to nicotine have been inconsistent.