Articles tagged with Temporal Lobe
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A recent study published in Nature Communications found that the human brain processes spoken language in a sequence mirroring advanced AI language models. The research suggests that artificial intelligence can offer insights into how the brain constructs meaning, challenging traditional rule-based theories.
A large-scale study revealed that SEEG improves decision-making in temporal lobe epilepsy by identifying specific patterns like LFPS that predict better outcomes. This enhancement enables clinicians to make more precise surgical plans, particularly for patients with non-concordant imaging or suspected bilateral epilepsy.
Researchers at UCL identified key brain regions involved in remembering words, finding shrinkage in the front and side of the brain linked to difficulty recalling words. Detailed MRI scans showed a dispersion network for creating and storing word memories, crucial for understanding epilepsy conditions.
Researchers at Max Planck Institute for Human Cognitive and Brain Sciences have identified distinct cortical networks associated with subregions of the human medial temporal lobe. The study used precision neuroimaging to explore the distributed anatomy of the MTL, overcoming previous challenges in studying this region.
Research from UTHealth Houston reveals that different brain regions are engaged when processing simple versus complex melodies and sentences. The study used intracranial electrodes to map brain activity during music and language tasks, finding shared temporal lobe activity but distinct sensitivities to melodic and syntactic complexity.
A recent study by researchers at the University of Vienna found that dogs and humans have brain regions specialized in perceiving body postures, similar to those found in humans. The study used magnetic resonance imaging (MRI) to compare the brains of 40 human participants with 15 pet dogs.
Researchers have identified 11 somatic mutations in the RAS/MAPK pathway that contribute to treatment-resistant adult epilepsy, suggesting the potential for repurposed anti-cancer agents as new treatments. This study provides insight into the genetic mechanisms underlying this form of epilepsy and opens up new avenues for targeted ther...
Researchers at UTHealth Houston identified two brain networks involved in reading, working together to integrate word meanings. The study used electroencephalography recordings from patients with epilepsy to measure neural activity while reading complex sentences.
A study published in NEJM Evidence found that seizures can be predicted at least 35 minutes before onset in patients with temporal lobe epilepsy. This breakthrough discovery has significant implications for developing more effective therapies for this common seizure disorder, which affects over 50 million people globally.
A research team led by City University of Hong Kong neuroscientist Dr. Geoffrey Lau Chun-yue identified a new drug candidate, D4, that selectively blocks connexin hemichannels to suppress neuroinflammation and curbs TLE seizures in a mouse model. The findings suggest a promising new treatment strategy for epilepsy.
A new study aims to diagnose severe neurodegenerative diseases like ALS and FTD with the help of speech tests. AI can analyze subtle nuances of speech patterns, including pauses, speed, and melodic aspects, to detect early changes.
A FSU team found a specific protein's gradient distribution in the brain linked to neurodegeneration in individuals with temporal lobe epilepsy (TLE). The discovery using area-specific tissue analysis will help researchers narrow focus for developing therapies, promoting the discovery of more effective treatments.
A new study has discovered that as brains mature, the precise ways in which two key memory regions communicate make us better at forming lasting memories. The findings also suggest how brains learn to multitask with age, with slower oscillations in older participants and faster oscillations in younger ones.
Dorothee Dormann and Rosa Rademakers are collaborating on a research project to understand the causes of frontotemporal dementia, a group of brain disorders affecting the frontal and temporal lobes. The researchers aim to identify the role of the FUS protein in this disease and its interactions with other proteins.
Researchers discovered that a small dose of benzodiazepine increases brain signal variability in older adults, comparable to young adults. Additionally, studies found that bilingual individuals' brains process language differently, and individual neurons play a unique role in signaling face features.
Researchers at Mount Sinai Hospital are testing a novel light therapy to slow Alzheimer's debilitating effects, aiming to improve both cognition and sleep. The treatment involves flashing pulses of light designed to enhance electrical brain waves and reset the sleep-wake cycle.
Researchers found that auditory and speech processing occur in parallel, with areas of the STG responding as fast as the primary auditory cortex when sentences were played. This challenges the traditional hierarchy model of speech processing and may offer new insights into conditions like dyslexia.
Researchers used MEG to measure brain activity while participants listened to simultaneous math equations and sentences, finding separate networks for each. The parietal lobe processed math and the temporal lobe processed language, with activity tracking every word and symbol.
A multidisciplinary team has developed a genomic single-cell map that identifies cell-type specific transcriptional signatures of hyper-excitability and neurodegeneration. The study provides grounds for improved diagnosis of temporal lobe epilepsy and may also shed light on Alzheimer's disease.
A new UCLA study suggests that our brains generate a common code to mark where other people are in relation to ourselves. The research, published in Nature, used brain electrodes to observe how patients navigated physical spaces and monitored others nearby.
Researchers discovered how our brains use high frequency brain waves to compare past and present experiences, setting expectations for the future. The study used epilepsy patients and found that the brain replays neural activity patterns when recognizing changes.
Scientists at UTHealth identified the mid-fusiform cortex as the brain's visual dictionary, which processes information and distinguishes between real and made-up words. The study found that this region acts as a bottleneck to reading speed, with temporary disruption causing dyslexia-like symptoms.
Neuroscientists from Caltech have discovered neurons in the human brain that respond when targets are spotted, revealing insights into how we perform visual searches. The study found two distinct populations of neurons in the medial temporal lobe, one recognizing objects based on appearance and another focusing on goal-directed relevance.
Researchers at Stanford University School of Medicine discovered that a specific set of nerve cells, known as mossy cells, controls the spread of seizures throughout the brain. Inactivating these cells facilitates the spread of electrical hyperactivity, leading to full-blown behavioral symptoms of temporal lobe epilepsy.
Researchers used machine learning to decode brain activity during a simple task of distinguishing between BA and DA syllables. The results show that the brain uses specific regions for mental associations related to the task, not just for processing information.
Scientists tested patients with brain injuries to understand how the brain recognizes voices. The study found that lesions in the right posterior temporal lobe led to difficulties recognizing voices, with a crucial role played by the posterior superior temporal gyrus.
Researchers at the University of Geneva discovered the brain regions used to categorize emotions communicated vocally, highlighting the crucial role of the frontal lobe. The study found that the inferior frontal cortex is activated when categorizing and discriminating emotions from voices.
Researchers construct whole-brain map of electrical connectivity in the brain, finding that low-frequency rhythms drive communication between frontal, temporal and medial temporal lobes. This work elucidates brain network communication during memory formation and supports efforts to enhance memory using brain stimulation.
A recent study by the University of Bonn investigates how some signals dissipate along the processing path to conscious perception. The researchers found that the distinction between conscious and unconscious processing follows significantly further down the processing stream than many researchers have been suspecting.
Researchers have discovered that activating the endocannabinoid system of the brain can reduce or completely suppress epileptic activity in test animals. This finding has significant implications for developing new treatments for temporal lobe epilepsy, a common form of the condition.
A novel statistical approach has been developed to analyze brain activity data from patients with epilepsy, revealing distinct patterns of connectivity in the brains of those with temporal lobe epilepsy. The findings suggest that abnormal bidirectional interactions may play a role in the development of seizures.
Researchers identified preoperative abnormalities of two temporal lobe white matter tracts that are not included in standardised temporal lobe surgery in patients who had postoperative seizures. These findings suggest new insights into predicting postoperative seizure outcome using preoperative imaging technology.
Researchers challenge the widely held belief that Alzheimer's disease originates in the temporal lobe by identifying the basal forebrain region as a critical area of degeneration. The study shows that degeneration in this region predicts subsequent spread to other brain areas, opening new avenues for detection and intervention.
Researchers found that tau tangles are a better indicator of dementia in late-stage Alzheimer's disease, correlating with cognitive deficits and cerebrospinal fluid tau levels. PET imaging also showed stronger associations between tau deposits and amyloid plaques than previously thought.
Researchers used electrodes implanted in the temporal lobes of awake patients to decode brain signals and predict what object patients were seeing with over 95% accuracy. The study's findings have significant implications for understanding human perception and could lead to new treatments for paralysis and stroke patients.
A study by Baycrest Centre for Geriatric Care reveals that brain connectivity patterns differ between individuals who remember episodic details versus facts, suggesting a lifelong 'memory trait'. This finding may have implications for understanding aging and brain health.
Researchers recorded individual neuron activity in patients to understand episodic memory creation. They found that neurons signal new contextual associations between people and places with dramatic changes after a single trial.
Researchers at LSU Health New Orleans have discovered a novel compound that regulates brain electrical activity and reduces aberrant signaling leading to severe generalized seizures. The finding may contribute to the development of effective anti-epileptic therapies.
An international team of scientists identified sestrin-3 as a key regulator of gene networks in human epilepsy. Inhibiting sestrin-3 reduced seizures in animal models. The discovery offers promising starting points for new treatments, potentially avoiding drug resistance.
Overexpression of Notch1 in temporal lobe epilepsy is associated with reduced seizure frequency and brain discharges. The study found increased presence of Notch 1 and hairy and enhancer of split-1 in intractable temporal lobe epilepsy patients, suggesting potential therapeutic targets for treating the condition.
The study found that overexpression of Notch1 in temporal lobe epilepsy rats reduced seizure frequency and brain discharges. Increased presence of Notch 1 and hairy and enhancer of split-1 was observed in intractable temporal lobe epilepsy patients, suggesting a potential role for Notch signaling in the disease.
A new study has found that patients with temporal lobe epilepsy have abnormal brain connections, which could help diagnose and treat the condition. The study used diffusion tensor imaging to track water movement in the brain's white matter, revealing a decrease in long-range connectivity of up to 45%.
Researchers have identified a new way to determine precisely what portions of the brain suffer from epilepsy, improving surgical outcome accuracy and efficiency. Using intracranial electroencephalography, they found that patients' preoperative functional neural connectivity was strongly associated with successful surgery outcomes.
Scientists at Bonn University Hospital and MPI Cologne developed a method to predict temporal lobe epilepsy surgery success rates, achieving 96% accuracy for female patients and 94% for males. The algorithm assesses brain images to differentiate between seizure-free and non-seizure-free patients.
Researchers have discovered a promising approach to prevent the development of temporal lobe epilepsy in mice with just two weeks of treatment. Inhibiting the BDNF receptor TrkB after an initial seizure can exert long-term protective effects, preventing epilepsy and associated anxiety behaviors.
Research confirms that childhood onset temporal lobe epilepsy is associated with significant cognitive and developmental deficiencies. As patients age, extensive brain structural abnormalities persist, including ventricular expansion and cortical thickness changes.
Researchers at UC Berkeley successfully decoded electrical activity in the brain's temporal lobe while listening to conversation, predicting words heard solely from temporal lobe activity. This breakthrough could enable reconstruction of imagined conversations for severely disabled individuals.
A new study has linked out-of-body experiences to neural instabilities in the brain's temporal lobes and errors in the body's sense of itself. Healthy individuals who experience OBEs showed signs of neuroelectrical anomalies and biases in body representation.
A new UCLA study has identified a common cause for the multifaceted disease, pointing to a specific molecular signature that can help researchers identify its diverse causes. The discovery provides insight into how genes and proteins go awry in autism, altering the mind.
Researchers have discovered that electrical stimulation of the anterior temporal lobes can increase an individual's ability to reach fresh insights and solve complex problems. This breakthrough could potentially revolutionize the way we approach creative problem-solving.
Research suggests that Frédéric Chopin's hallucinations were probably caused by temporal lobe epilepsy, a condition that can produce brief, fragmentary, and stereotyped visual hallucinations. The authors draw on the composer's own descriptions of his experiences and accounts from friends and pupils to support their claim.
A study funded by NIH shows that participants can force a computer to display one image and discard another using only their thoughts. The research used brain-computer interfaces (BCIs) to understand how the brain processes information, particularly attention and decision-making.
A recent study found that electric stimulation of the right anterior temporal lobe improved proper name recall by 11% in young adults. This technique, known as tDCS, may also lead to longer-lasting effects and hold promise for treating memory decline in older adults.
Analysis suggests that anterior temporal lobe resection can increase life expectancy by 5.0 years and quality-adjusted life expectancy by 7.5 years for patients with medication-resistant temporal lobe epilepsy. Early surgical treatment is crucial, especially for younger patients, to reverse associated severe disabilities.
Researchers discovered that the hippocampus and entorhinal cortex are not essential for path integration, a key aspect of spatial cognition. The study used memory-impaired patients to test this theory, finding they performed similarly to controls when tracking their start location within short-term memory.
A new study by UCSD researchers found that autobiographical recollection was impaired for recent memories but fully intact for remote past memories in patients with medial temporal lobe damage. The Autobiographical Interview method elicited more detailed long-term memories than previous studies.
Researchers created rat pups with subtle cortical malformations and found that they developed temporal lobe epilepsy after experiencing prolonged fever-related seizures. The study suggests that early identification of children with atypical febrile seizures could lead to neuroprotective treatments to prevent later epilepsy.
Studies of brain-damaged patients reveal that remote autobiographical memories can be preserved even with limited damage to the medial temporal lobe. The researchers found that the ability to recall and experience these memories is more closely tied to neocortical areas than previously thought.
Surgery for medically intractable temporal lobe epilepsy shows variation among ethnic groups, with African Americans receiving surgery at significantly lower rates than non-Hispanic whites. The study suggests that racial disparities exist but do not appear to be related to differences in access to care.
Researchers discovered that abnormal signals scattered across brain images, like a fireworks display, occur in patients who lose consciousness during seizures. In contrast, patients who don't lose consciousness have localized increases confined to the temporal lobe.