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          Genetics

          Genetics articles related to neuroscience research will be listed here.

          This show neurons.
          AutismFeaturedGeneticsNeuroscience
          ·December 16, 2024·6 min read

          Protein Loss Triggers Molecular Changes Linked to Rett Syndrom

          Researchers have uncovered how loss of the MeCP2 protein triggers early molecular changes leading to Rett syndrome, a severe neurological disorder. By studying adult mice, they demonstrated that MeCP2 loss disrupts gene expression well before measurable neurological deficits arise.
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          This shows mitochondria.
          FeaturedGeneticsNeuroscience
          ·December 14, 2024·3 min read

          Mini-Brains Reveal New Insights Into Mitochondrial Brain Disorders

          Researchers have created mini-brains to study how mitochondrial failure impacts brain cells, opening new possibilities for treating severe conditions like epilepsy. These brain organoids mimic real disease processes, allowing scientists to observe mitochondrial dysfunction and test potential treatments.
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          This shows hair and a clock.
          FeaturedGeneticsNeuroscience
          ·December 13, 2024·6 min read

          Hair Regeneration Slowed by Intermittent Fasting

          New research shows that intermittent fasting, while beneficial for metabolic health, may slow hair regrowth by impairing hair follicle stem cells (HFSCs). In mice, fasting caused HFSCs to undergo apoptosis during extended fasting periods due to oxidative stress and free fatty acid buildup.
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          This shows a woman and DNA.
          FeaturedGeneticsNeuroscience
          ·December 13, 2024·5 min read

          Clues to Longevity, Fertility, and Aging Found in Our DNA

          A new review explores the genetic factors influencing reproductive health, fertility, and life expectancy. Researchers identified 37 key genes linked to traits such as age at first childbirth, menopause timing, and hormone levels, highlighting genetic connections to broader health outcomes.
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          This shows DNA and the outline of a person.
          FeaturedGeneticsNeurosciencePsychology
          ·December 13, 2024·7 min read

          Genetic Mechanism Links Emotional Experiences to Behavior Changes

          Researchers have identified a genetic mechanism that regulates behavioral adaptations to emotional experiences by forming R-loops, unique RNA:DNA structures that activate target genes. The study focused on NPAS4, a gene implicated in stress and drug addiction, showing how blocking R-loops prevents maladaptive behaviors like cocaine seeking and stress-induced anhedonia in mice.
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          This shows a brain, DNA and leaves.
          FeaturedGeneticsNeurosciencePsychology
          ·December 6, 2024·6 min read

          Psychosis Risk Tied to Heavy Cannabis Use and Genetic Factors

          Heavy cannabis use and genetic risk for schizophrenia independently contribute to the likelihood of developing psychosis. Researchers used two large datasets to analyze the relationship between cannabis use, schizophrenia polygenic risk scores (PRS), and psychosis.
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          This shows heads.
          FeaturedGeneticsNeuroscience
          ·December 6, 2024·5 min read

          What Drives Language Learning: Genes, Culture, or Geography?

          A new study explores how cultural practices influence the transmission of native languages, showing that societal norms like matrilineal or patrilineal inheritance can affect linguistic and genetic evolution. The researchers found stronger links between maternal genetic inheritance and linguistic sounds in some matrilineal societies, particularly in Africa, but no consistent global pattern emerged. Using data from 130 populations, they analyzed how genes and languages evolve together as people migrate and how cultural norms shape these patterns.
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          This shows DNA, a brain, and people.
          AutismFeaturedGeneticsNeurosciencePsychology
          ·December 5, 2024·6 min read

          Gene Defect Linked Brain Size and Social Behavior in ASD, Schizophrenia

          A new study reveals how genetic deficits, particularly in the Tbx1 gene, are linked to reduced brain volume and altered social behavior, findings relevant to autism and schizophrenia. Researchers observed smaller amygdala volumes in Tbx1-deficient mice, a brain region key to emotional regulation and social behavior. These mice displayed less interest in social interaction, relying more on non-social cues like bedding preferences.
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          This shows a brain and food.
          FeaturedGeneticsNeuroscience
          ·December 5, 2024·4 min read

          New Appetite Regulating Neurons Discovered

          Researchers have identified a previously unknown population of neurons in the hypothalamus that play a critical role in regulating appetite. These neurons express both leptin receptors and the BNC2 gene, making them highly responsive to hunger-suppressing signals and food-related sensory cues.
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          This shows a woman and a heart.
          FeaturedGeneticsNeurosciencePsychology
          ·December 5, 2024·5 min read

          Depression Genes in Women Linked to Higher Heart Disease Risk

          A new study analyzing genetic data from over 300,000 people revealed that women with a high genetic risk for depression also face a higher likelihood of developing heart disease, even without a depression diagnosis. This link was not observed in men, highlighting significant gender differences. Researchers emphasized the importance of addressing cardiovascular health in women, particularly those with depression, regardless of menopausal status.
          Read More
          This shows a brain and DNA.
          AutismFeaturedGeneticsNeuroscience
          ·December 5, 2024·7 min read

          Missing Genetic Link Uncovered in Idiopathic Autism

          Researchers have uncovered a molecular mechanism linking alterations in the neuronal protein CPEB4 to idiopathic autism, which accounts for 80% of autism cases without a clear genetic cause. The study reveals that the absence of a specific microexon in CPEB4 disrupts the dynamics of molecular condensates in neurons, affecting the regulation of genes crucial for brain development. This disruption can lead to reduced protein production, impairing neuronal growth and function.
          Read More
          This shows gas pumps, a person and a brain.
          FeaturedGeneticsNeurosciencePsychology
          ·December 4, 2024·3 min read

          Leaded Gas Exposure Linked to Mental Illness

          A new study estimates that childhood lead exposure, peaking between 1960 and 1990 due to leaded gasoline, caused 151 million excess cases of mental illness by 2015. Researchers linked historic lead exposure data to mental health symptoms, finding that personality changes and mental health disorders were most pronounced among Generation X.
          Read More
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          This shows a brain.

          Glioblastoma’s Chaos Follows Predictable Rules

          This shows DNA.

          One Autism Mutation Collapses the Whole Gene Network

          This shows a brain and a cup of coffee.

          Why Bitter Coffee Starts to Taste So Good to Your Brain

          This shows a plastic head full of DHA capsules.

          Omega-3 DHA Eases Autism Behaviors by Calming Inflammation

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