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neuroimaging

·November 3, 2024·5 min read

Building Better Brain Imaging Models for Broader Clinical Use

New research shows that predictive models linking brain activity and behavior need to generalize across diverse datasets to be useful in clinical settings. By training models on varied brain imaging datasets, researchers found that effective models can still perform accurately when tested on different datasets with unique demographic and regional characteristics.

Featured Neurology Neuroscience

·October 15, 2024·3 min read

AI-Enhanced MRIs Show Potential for Brain Abnormality Detection

Researchers have developed a machine learning model that upgrades 3T MRI images to mimic the higher-resolution 7T MRI, providing enhanced detail for detecting brain abnormalities. The synthetic 7T images reveal finer features, such as white matter lesions and subcortical microbleeds, which are often difficult to see with standard MRI systems. This AI-driven approach could improve diagnostic accuracy for conditions like traumatic brain injury (TBI) and multiple sclerosis (MS), though clinical validation is needed before wider use.

This shows a brain puzzle with missing pieces.

Autism Featured Neuroscience

·October 14, 2024·3 min read

Imaging Links Fewer Brain Connections to Autism Social Challenges

A recent study used PET imaging to examine synaptic connections in autistic and non-autistic adults, marking the first time this technology was applied to autism research. Findings show autistic adults have fewer synapses, or connections between brain cells, which closely relates to social and communicative differences in autism.

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·October 7, 2024·6 min read

Imaging Study Reveals Brain’s Waste-Clearing Pathways

In a breakthrough study, researchers have imaged a network of pathways in the human brain believed to clear waste proteins that can lead to Alzheimer’s and dementia. Using advanced MRI techniques, they revealed perivascular channels that guide cerebrospinal fluid through the brain, providing strong evidence of the glymphatic system's role in waste removal.

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·October 7, 2024·8 min read

AI Enhances Early Detection of Health Issues

Penn AInSights, an AI-based imaging system, enhances radiology by creating precise 3D views of internal organs, enabling early detection of health issues like fatty liver disease and diabetes. By analyzing 2,000 scans per month, it helps clinicians screen for conditions beyond their primary focus. The system's seamless integration into existing workflows and its cost-effectiveness make it a game changer in healthcare, potentially extending lives through early intervention.

Brain Cancer Featured Neurology Neuroscience

·October 2, 2024·4 min read

MRI-Guided Radiation Shows Promise for Glioblastoma

MRI-guided radiation, or MRI-linac, can monitor glioblastoma tumor changes in real-time during radiation therapy. Researchers found that daily MRI scans accurately matched tumor changes detected by standard imaging 74% of the time and predicted growth earlier in 26% of cases.

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·October 1, 2024·5 min read

Researchers Reactivate Memory Circuits in Mice to Trigger Shelter-Seeking

Researchers have successfully reactivated memory circuits in mice, causing them to seek shelter even when no shelter was present. By stimulating neurons linked to spatial memory, the team activated a previous memory of shelter-seeking behavior.

Featured Neuroscience Psychology

·September 28, 2024·3 min read

Prewired For Depression? Brain Scans Reveal Network Linked to Depression

Researchers have identified a unique brain network pattern that may predispose some people to depression. By repeatedly scanning patients’ brains, they found that individuals with larger salience networks were more likely to develop depression over time.

Featured Neuroscience Psychology

·September 27, 2024·5 min read

Brain Structure Linked to Political Ideology

A large study has found a small but significant link between brain structure and political ideology. The research revealed that conservatives have a slightly larger amygdala, a brain region involved in processing emotions, though the size difference is minimal.

Featured Neuroscience

·September 6, 2024·3 min read

Combining Imaging Techniques to Uncover Brain Microstructure Insights

A new study compared two advanced imaging methods, dMRI-based tractography and PS-OCT, to map nerve fiber orientations in the human brainstem. The findings suggest that combining these techniques could enhance our understanding of brain microstructure, which may lead to early detection of neurodegenerative diseases.

Autism Featured Neuroscience

·August 28, 2024·5 min read

New Imaging Technique Identifies Autism Markers with 95% Accuracy

Researchers have developed a system that detects genetic markers of autism in brain images with 89-95% accuracy, potentially enabling earlier diagnosis and treatment. This method, which identifies brain structure patterns linked to autism-related genetic variations, offers a personalized approach to autism care. The technique, called transport-based morphometry, could transform the understanding and treatment of autism by focusing on genetic markers rather than behavioral cues.

Featured Neuroscience

·August 26, 2024·4 min read

How Different Types of Love Activate the Brain

A new study explores how the brain responds to various forms of love, from parental to romantic, using advanced imaging techniques. Researchers found that love for one’s children generates the most intense brain activity, especially in the reward system.