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gut-brain axis

·November 14, 2024·3 min read

Microbial Load, Not Disease, Shapes Gut Microbiome Signatures

A new study reveals that changes in gut microbial load, influenced by factors like diet, age, and antibiotics, drive the presence of bacteria previously linked to diseases such as inflammatory bowel disease and colorectal cancer. Using a machine learning model, researchers found that microbial load variations explained bacterial signatures in patients' microbiomes more strongly than the diseases themselves.

Featured Neuroscience

·November 7, 2024·5 min read

Gut Bacteria Could Hold the Key to Promoting Healthy Aging

Certain gut bacteria may play crucial roles in aging, with implications for promoting healthier aging. Research conducted on over 200 octogenarians found a decline in key bacteria, such as Faecalibacterium prausnitzii, and a compensatory increase in other species that help maintain gut health.

Featured Neuroscience Psychology

·November 5, 2024·5 min read

Gut Bacteria Modulate Stress Responses Over Time

New research has unveiled how gut bacteria play a key role in regulating stress by interacting with circadian rhythms, opening possibilities for microbiome-based therapies for mental health. Researchers found that depletion of certain gut bacteria can lead to time-specific increases in stress responses through the HPA axis, the body's central stress response system. Specific bacteria, such as Limosilactobacillus reuteri, were identified as crucial to modulating stress hormones throughout the day.

Featured Neurology Neuroscience

·November 4, 2024·4 min read

Keto Diet May Ease Multiple Sclerosis Symptoms

New research suggests the ketogenic diet could help manage multiple sclerosis (MS) by promoting the production of beneficial compounds in the gut. In a study, mice on a keto diet produced the ketone body β-hydroxybutyrate (βHB), which worked with gut bacteria to create immune-modulating metabolites.

Featured Neurology Neuroscience

·October 24, 2024·4 min read

Gut Bacteria Linked to Alzheimer’s Progression

Researchers have discovered that the gut bacteria Klebsiella pneumoniae can migrate to the brain, leading to inflammation and cognitive decline that mimic Alzheimer’s symptoms. The study suggests that hospital-acquired infections combined with disrupted gut microbiomes may increase the risk of developing neurodegenerative diseases.

Featured Neuroscience

·October 5, 2024·4 min read

First Gut Microbiome Map for Personalized Food Responses

A recent study has mapped how molecules in food interact with gut bacteria, revealing why people respond differently to the same diets. By examining 150 dietary compounds, researchers found that these molecules can reshape gut microbiomes in some individuals, while having little effect in others.

Featured Genetics Neuroscience

·September 26, 2024·5 min read

Gut Microbiome and Aspirin May Reverse Hormonal Issues

Researchers found that mutations in the Sox3 gene cause hypopituitarism, a condition where the pituitary gland produces insufficient hormones, leading to growth issues and infertility. In a study on mice, they discovered that Sox3 mutations affect brain cells called NG2 glia, which are essential for hormone production.

Featured Neuroscience Psychology

·September 23, 2024·4 min read

Gut Microbiome Disruption Linked to Aggression

Disruptions in the gut microbiome, especially due to early-life antibiotic use, lead to increased aggression in mice. Researchers transplanted microbiomes from infants exposed to antibiotics into mice and found a clear connection between altered gut bacteria and aggressive behavior.

Featured Neurology Neuroscience

·September 7, 2024·5 min read

Upper GI Damage Linked to 76% Higher Parkinson’s Disease Risk

People with a history of upper gastrointestinal (GI) damage have a 76% higher risk of developing Parkinson’s disease. The research highlights how conditions like GERD, peptic ulcers, and NSAID use may increase the risk of this neurodegenerative disorder.

Featured Neuroscience

·August 21, 2024·5 min read

Probiotic During Pregnancy May Boost Fetal Brain Development

A study in mice shows that the probiotic Bifidobacterium breve, when taken by mothers during pregnancy, enhances fetal brain development by improving nutrient transport and growth processes. The findings suggest that altering the maternal gut microbiome with probiotics could be a non-pharmaceutical strategy to support healthy fetal growth, particularly in cases of fetal growth restriction. Further research is needed to confirm these effects in humans and explore how probiotics interact with other gut bacteria during pregnancy.

This shows a woman and the outline of a brain.

Featured Neuroscience Psychology

·June 21, 2024·4 min read

Resilience Linked to Healthier Brain and Gut

A new study reveals that resilient individuals show improved brain function and healthier gut microbiomes. The research highlights that resilient people have better emotional regulation and lower inflammation. This study is the first to explore the connection between resilience, brain activity, and gut health. The findings suggest potential new treatments targeting both the brain and the gut to reduce stress and prevent disease.

Featured Genetics Neurology Neuroscience

·June 18, 2024·5 min read

Vitamin B Deficiency in Gut Linked to Parkinson’s

A new study reveals a link between gut bacteria and Parkinson's disease (PD). Researchers found a decrease in genes responsible for synthesizing essential B vitamins in PD patients, which may weaken the intestinal barrier and lead to inflammation in the brain. This finding suggests that B vitamin supplementation could be a potential therapeutic avenue for PD.

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gut-brain axis

Microbial Load, Not Disease, Shapes Gut Microbiome Signatures

Gut Bacteria Could Hold the Key to Promoting Healthy Aging

Gut Bacteria Modulate Stress Responses Over Time

Keto Diet May Ease Multiple Sclerosis Symptoms

Gut Bacteria Linked to Alzheimer’s Progression

First Gut Microbiome Map for Personalized Food Responses

Gut Microbiome and Aspirin May Reverse Hormonal Issues

Gut Microbiome Disruption Linked to Aggression

Upper GI Damage Linked to 76% Higher Parkinson’s Disease Risk

Probiotic During Pregnancy May Boost Fetal Brain Development

Resilience Linked to Healthier Brain and Gut

Vitamin B Deficiency in Gut Linked to Parkinson’s

Mapping Memory: Unveiling Molecular Signals in the Hippocampus

Gene Repair Restores Brain Signal Efficiency in Autism

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