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          dopamine

          This shows brain scans.
          FeaturedNeurologyNeuroscience
          ·August 6, 2024·5 min read

          Dopamine Treatment Reduces Alzheimer’s Plaques

          Researchers uncovered a promising approach to treating Alzheimer’s disease by using dopamine to enhance brain enzyme activity that reduces harmful plaques. Conducted on mice, the study shows that dopamine increases neprilysin production, which breaks down beta-amyloid plaques linked to Alzheimer's.
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          This shows a brain surrounded by seaweed.
          FeaturedNeurologyNeuroscience
          ·August 5, 2024·3 min read

          Seaweed Antioxidants Show Promise in Preventing Parkinson’s

          Researchers have found that antioxidants from Ecklonia cava, a type of seaweed, may help prevent Parkinson's disease by protecting dopamine-producing neurons. In mouse models, these antioxidants restored motor function and improved gut health after exposure to toxins. Cellular studies revealed that these compounds activate the AMPK enzyme and reduce harmful reactive oxygen species, potentially offering a new approach to combat neurodegeneration. This discovery highlights the potential of Ecklonia cava as a preventive ingredient against Parkinson's disease.
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          This shows a neuron.
          FeaturedNeuroscience
          ·August 2, 2024·4 min read

          Study Reveals Dopamine’s Limited Role in Rapid Neural Activity

          A recent study has found that dopamine signals have a minimal impact on rapid neural activity in the striatum, challenging existing theories about dopamine's role in brain signaling. Using advanced optical neural chip technology, researchers observed that dopamine signals within normal physiological ranges do not significantly affect neural processing.
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          This shows a woman on a treadmill.
          FeaturedNeurosciencePsychology
          ·July 30, 2024·4 min read

          Exercise Boosts Motivation to Combat Depression

          A new study suggests that exercise reduces depression by boosting motivation through decreased inflammation and enhanced dopamine function. This understanding could lead to personalized exercise programs as treatment. The review highlights how aerobic exercise combats anhedonia and low energy in depression. Large trials are needed to further test this hypothesis and explore barriers to exercise.
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          This shows neurons.
          FeaturedNeuroscience
          ·June 13, 2024·3 min read

          Dopamine Levels Impact Mentalizing Abilities

          Dopamine levels affect mentalizing abilities—understanding others' thoughts and feelings—in healthy people. Using a double-blind, placebo-controlled experiment with 33 volunteers, researchers found that blocking dopamine receptors reduced participants' accuracy in ascribing mental states.
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          This shows pills and a brain.
          FeaturedNeuroscience
          ·May 30, 2024·4 min read

          Prenatal Amphetamine Exposure Impacts Brain Development

          A new study used C. elegans to study the long-term effects of amphetamine exposure during embryogenesis, finding significant alterations in dopamine-related genes and proteins. These changes lead to increased sensitivity to amphetamines in adulthood, highlighting potential risks for humans. The study emphasizes the need for careful consideration of amphetamine use during pregnancy due to its lasting impact on brain function.
          Read More
          This shows a cup of coffee.
          FeaturedNeurologyNeuroscience
          ·May 28, 2024·4 min read

          Caffeine Intake Doesn’t Slow Parkinson’s Progression

          A new study examined the impact of caffeine on brain dopamine function in Parkinson's patients, finding no benefits on disease progression. High caffeine consumption was linked to a greater decrease in dopamine transporter binding, likely due to a compensatory mechanism rather than neuron loss.
          Read More
          This shows a head made of bacteria.
          FeaturedNeurosciencePsychology
          ·May 17, 2024·4 min read

          Gut Bacteria Influence Fairness Perception

          A new study finds that manipulating gut bacteria through probiotic and prebiotic supplements can increase altruistic punishment behavior in humans. Participants receiving supplements were more likely to reject unfair offers in a money-sharing game, suggesting a link between gut microbiota composition and social decision-making.
          Read More
          This shows a brain.
          AutismFeaturedNeuroscience
          ·May 15, 2024·4 min read

          Dopamine Disruption Linked to Autism

          A new study reveals that disrupted dopamine signaling during neural development is linked to autism spectrum disorder (ASD). Researchers found significant correlations between dopamine pathways and neural development in humans and zebrafish models.
          Read More
          This shows neurons.
          FeaturedGeneticsNeurologyNeuroscience
          ·April 30, 2024·4 min read

          Enhancing Neurogenesis for Parkinson’s Treatment

          Researchers have pioneered a method to enhance the generation of dopaminergic neurons, crucial for Parkinson’s disease treatment, by targeting specific receptors within the Wnt signaling pathway. Using synthetic antibodies, the team successfully directed stem cell differentiation in the midbrain to produce these key neurons, which are instrumental in brain health and depleted in Parkinson’s patients.
          Read More
          This shows a brain.
          FeaturedNeuroscience
          ·April 23, 2024·5 min read

          New Tool Maps Brain Signals with Unprecedented Clarity

          Researchers developed an innovative chemical tool to explore how signals like dopamine and epinephrine interact with neurons via G protein-coupled receptors (GPCRs). This new tool allows for precise detection of neuromodulators across various brain regions with high spatial resolution.
          Read More
          This shows a woman holding her head.
          FeaturedNeurosciencePsychology
          ·April 12, 2024·10 min read

          Key Brain Systems Implicated in Psychosis

          Researchers provide new insights into the brain mechanisms behind psychosis. The research identified malfunctions in two critical brain systems—the "filter" and the "predictor" in individuals with psychosis.
          Read More
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          This shows cerebral blood vessels.

          Cancer Drug Halts Fragile Brain Bleeds

          This shows astrocytes.

          Astrocyte Subtypes Drive Synapse Formation and Memory

          This shows neurons in a brain slice.

          Restoring Brain Growth in Angelman Syndrome

          This shows a brain and computer code.

          Conversational AI Is Cracking the Neuroimaging Bottleneck

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