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          dynorphin

          kappa opioid receptors are shown
          FeaturedNeurologyNeurosciencePain
          ·March 13, 2019·5 min read

          Blunting pain’s emotional component

          Blocking the release of dynorphin, researchers restore motivation in animals experiencing pain. The findings may help in the development of new, less addictive, pain medications.
          Read More
          amygdala brain slice shown
          FeaturedNeuroscience
          ·May 29, 2018·3 min read

          How a Brain Circuit Generates Anxiety

          Researchers have identified a specific circuit in the brain's central amygdala that raises anxiety levels. The study could pave the way for the development of new treatments for anxiety disorders.
          Read More
          Image shows a dynorphin neuron.
          FeaturedNeuroscience
          ·September 3, 2015·4 min read

          Aversion and Reward Behaviors Activated Through Same Neural Pathways

          Findings suggest drug treatments for addiction and depression simultaneously may stimulate and reward and aversion responses.
          Read More
          FeaturedNeuroscience
          ·January 12, 2014·4 min read

          Scientists Solve 40-year Mystery of How Sodium Controls Opioid Brain Signaling

          Researchers discover how sodium influences the signalling of opioid receptors.
          Read More
          FeaturedNeuroscience
          ·September 20, 2012·2 min read

          Brain Study Reveals the Roots of Chocolate Temptations

          Researchers have new evidence in rats to explain how it is that chocolate candies can be so completely irresistible. The urge to overeat such deliciously sweet and fatty treats traces to an unexpected part of the brain and its production of a natural, opium-like chemical.
          Read More

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          This shows a woman surrounded by red balls.

          Jamais Vu: When the Familiar Turns Eerily New

          This shows neurons.

          New Tools Illuminate Myelin Growth in Infants

          This shows a fly.

          From Vinyl to Visions: Fruit Flies Showcase Decision-Making Prowess

          This shows jellyfish.

          Jellyfish Show Remarkable Learning Skills

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