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Genetics

Genetics articles related to neuroscience research will be listed here.

·June 12, 2024·6 min read

How Genes and Epigenetics Shape Brain Folding

A new study uncovered how epigenetic marks and the Cux2 protein influence brain folding. The study reveals that the epigenetic mark H3K27ac and Cux2 are key to forming the cerebral cortex's gyri and sulci.

Featured Genetics Neuroscience Pain

·June 10, 2024·7 min read

Pruning Pain: Protein Associated with Pain Sensitivity Identified

The protein Kif2a acts as a "gardener" for sensory neurons, regulating their axon growth. This pruning process is crucial for managing pain sensitivity. The absence of Kif2a in genetically engineered mice resulted in increased axon density and heightened pain sensitivity over time. However, a compensatory mechanism reduces pain sensitivity in the long term, offering potential insights for chronic pain management.

Featured Genetics Neuroscience

·June 8, 2024·5 min read

Key Protein Essential for Smell and Survival Identified

The Orco protein is crucial for the survival of olfactory neurons in ants. Mutating the orco gene in Harpegnathos saltator ants drastically reduced their number of olfactory neurons, impairing their social interactions. This stud highlights the importance of Orco in neural development and social communication in ants. Understanding these mechanisms can provide insights into sensory-mediated social behavior in both animals and humans.

Featured Genetics Neuroscience

·June 6, 2024·11 min read

Mistaken Identity: Gut Stem Cell Discovery Could Transform Regenerative Medicine

Two studies reveal that scientists have misidentified gut stem cells, impacting research and treatments for 15 years. Researchers identified the true stem cells in a different gut region, which could lead to breakthroughs in regenerative medicine. This discovery highlights the importance of accurate identification for effective treatments. The findings could improve therapies for intestinal diseases and beyond.

This shows a dad and daughter making food.

Featured Genetics Neuroscience

·June 6, 2024·5 min read

Dad’s Diet Before Conception Affects Kids’ Health

A father's diet before conception can impact his children's health, particularly their susceptibility to metabolic diseases. The study, using data from the LIFE Child cohort and mouse models, revealed that paternal diet influences sperm RNA, affecting gene expression in offspring. This underscores the importance of paternal health in preventive care.

Featured Genetics Neurology Neuroscience

·June 5, 2024·4 min read

Genetic Clues to Restless Leg Syndrome Uncovered

Scientists have discovered over 140 new genetic risk loci linked to restless leg syndrome (RLS), offering insights into its causes and potential treatments. This significant advancement could help identify those at greatest risk and improve management strategies.

Autism Featured Genetics Neuroscience Psychology

·June 4, 2024·4 min read

Genes Link Sleep Patterns to Autism and Bipolar Disorder

Researchers found genetic associations between sleep patterns and neuropsychiatric conditions like autism, ADHD, and bipolar disorder. Polygenic risk score analysis revealed that autism and schizophrenia link to evening chronotype, while ADHD, schizophrenia, and bipolar disorder link to insomnia. These insights may lead to new therapies for sleep disturbances in these patients.

Featured Genetics Neuroscience

·May 31, 2024·3 min read

Stem Cells Choose Role in Early Human Embryo Development

A new study using stem cell-based models reveals how early human embryo cells decide between forming the fetus or the supporting yolk sac. Understanding this decision is crucial as the yolk sac is essential for later development in the womb and could improve IVF treatments.

Featured Genetics Neuroscience

·May 29, 2024·8 min read

New Primate Chromosome Maps Shed Light on Human Evolution

Researchers created the first complete chromosome sequences from non-human primates, revealing significant variations in Y chromosomes among species. This groundbreaking study provides crucial insights into the rapid evolution of these chromosomes and previously unexplored regions of great ape genomes.

Featured Genetics Neuroscience

·May 28, 2024·5 min read

Revolutionary Tool Unveils Hidden Brain Cell Functions

Researchers developed ConVERGD, a tool for precise manipulation of specific cell subpopulations, enhancing studies of cellular diversity. The study demonstrated ConVERGD's utility by identifying a norepinephrine neuron subpopulation linked to anxiety. This innovative approach could impact research and treatment across various fields.

Featured Genetics Neuroscience

·May 25, 2024·4 min read

Maternal Immune Response Affects Fetal Brain Development

Immune responses during pregnancy can alter gene regulation in the developing brain of mice embryos. Researchers found that maternal immune reactions are detected by microglia, brain cells that then affect surrounding neurons.

Autism Featured Genetics Neuroscience

·May 24, 2024·7 min read

Study Links Genetic Risk of Autism to Brain Cell Activity

revealed the most detailed view yet of the biological mechanisms underlying autism, linking genetic risk to cellular and genetic activity in the brain. Researchers used single-cell assays to analyze over 800,000 nuclei from post-mortem brain tissue of individuals with autism and neurotypical controls.