Human brain functional magnetic resonance. Medical search. Frequent questions

Functional magnetic resonance imaging (FMRI) was used to identify candidate language processing areas in the intact human brain. (jneurosci.org)
Magnetic resonance (MR) acoustic scanner noise may negatively affect the performance of functional magnetic resonance imaging (fMRI), a problem that worsens at the higher field strengths proposed to enhance fMRI. (eur.nl)
To study the interplay of metabolic state (hungry vs. satiated) and glucose administration (including hormonal modulation) on brain function, resting-state functional magnetic resonance imaging (rs-fMRI) and blood samples were obtained in 24 healthy normal-weight men in a repeated measurement design. (frontiersin.org)
To avoid these disadvantages in the present investigation, we used resting-state fMRI in order to reveal potential links between whole brain activity and insulin and glucose levels in different metabolic states. (frontiersin.org)
Several studies using rs-fMRI revealed associations of insulin or glucose levels with the functional connectivity (FC) of particular brain networks or brain sites that are related to homeostatic regulation but not without contradictions. (frontiersin.org)
We then employed a measure of global resting-state functional brain connectivity and follow-up seed-to-voxel analysis to the fMRI data we acquired. (researchgate.net)
In an attempt to identify the neural correlates of spontaneous lyrical improvisation in this context we compared freestyle (improvised) to conventional (rehearsed) performance, using functional magnetic resonance imaging (fMRI). (nature.com)
The conventional analysis of data obtained by functional magnetic resonance imaging (fMRI) is based on user-specified models of the temporal behavior of the signals (general linear model, GLM). (tkk.fi)
2006. Improved differentiation of tactile activations in human secondary somatosensory cortex and thalamus using cardiac-triggered fMRI. (tkk.fi)
Ongoing studies will examine functional specialization directly in the auditory cortex of the human brain using functional magnetic resonance imaging (fMRI). (sciencedaily.com)
1 , 2 Functional magnetic resonance imaging (fMRI), measuring the Blood Oxygen Level Dependent (BOLD) response to neural activation in the olfactory cortex, has particularly enabled the identification of cortical and subcortical brain structures that participate in olfactory processing. (dovepress.com)
Functional connectivity refers to the temporal correlations between activation patterns of distinct brain regions, which can be measured using functional magnetic resonance imaging (fMRI). (imsc.res.in)
So the team of researchers from Rigshospitalet, a hospital affiliated with Copenhagen University, attempted to locate the 'Christmas spirit' in the brain using functional magnetic resonance imaging (fMRI). (neurosciencenews.com)
An fMRI scan measures changes in blood oxygenation and flow that occur in response to neural activity, and can produce activation maps showing which parts of the brain are involved in a particular mental process. (neurosciencenews.com)
Design Single blinded, cross cultural group study with functional magnetic resonance imaging (fMRI). (neurosciencenews.com)
The technique uses harmless functional Magnetic Resonance Imaging (fMRI), the same tool that is unlocking secrets of the human brain. (sciencecodex.com)
Berns is a neuroeconomist, who normally uses fMRI technology to study how the human mind works. (sciencecodex.com)
Functional MRI (fMRI) is used to assess brain regions associated with cognition and affect and their dysfunctions in these populations. (wisc.edu)
Whether or not the subjects could remember, researchers used functional magnetic resonance imaging, or fMRI, to study which parts of the brain were activated as the women tried to recall the events. (peta.org)
Another professor of psychology noted, "This experiment shows what you can do with human fMRI [functional magnetic resonance imaging] that you can't with animal studies. (peta.org)
Future scenes predicted by human subjects during maze navigation were decoded from fMRI activity patterns. (phys.org)
Brain activity was measured via functional magnetic resonance imaging , or fMRI, while subjects were engaged in a VR maze game. (phys.org)
Multi-subject functional magnetic resonance imaging (fMRI) data has been increasingly used to study the population-wide relationship between human brain activity and individual biological or behavioral traits. (projecteuclid.org)
In this article, motivated by a psychological study on human affective feelings using fMRI, we propose a joint Ising and Dirichlet Process (Ising-DP) prior within the framework of Bayesian stochastic search variable selection for selecting brain voxels in high-dimensional SI regressions. (projecteuclid.org)
Viewing behavior provides a window into many central aspects of human cognition and health, and it is an important variable in many functional magnetic resonance imaging (fMRI) studies. (mpg.de)
Tests of human emotion have investigated the effects of love on brain activity by using functional magnetic resonance imaging (fMRI) techniques. (null-hypothesis.co.uk)
Functional magnetic resonance imaging (fMRI) can pinpoint changes reflecting adaptive neuroplasticity across time. (bvsalud.org)
First, we discuss recent studies of perinatal cognition and consciousness using techniques such as functional magnetic resonance imaging (fMRI), electroencephalography (EEG), and, in particular, magnetoencephalography (MEG). (lu.se)
Interaction of childhood urbanicity and variation in dopamine genes alters adult prefrontal function as measured by functional magnetic resonance imaging (fMRI). (cdc.gov)
The National 7 Tesla Facility for ultra-high-field human magnetic resonance imaging research can offer equipment for brain, knee, wrist, breast and abdominal imaging, fMRI stimuli and eye tracking as well as clinical devices, such as contrast injector and ventilator. (lu.se)
7T MRI is especially powerful in the context of Functional magnetic resonance imaging (fMRI) which in particular has become an important tool for Cognitive science, Linguistics, Psychology, and other disciplines to study human functioning and learning. (lu.se)
An international group of researchers, including some from the National Center for Complementary and Integrative Health, analyzed data from functional magnetic resonance imaging (fMRI) scans. (medlineplus.gov)
One example is so-called functional MRI (fMRI) in which the MRI scanner measures the parts of the brain that are activated by conscious and unconscious impressions or by actions that are carried out such as moving a part of the body, talking, listening, or looking at something. (lu.se)

Lateralisation of nociceptive processing in the human brain: a functional magnetic resonance imaging study. (ox.ac.uk)
The resultant brain activity was measured using 3-T functional magnetic resonance imaging, by determining significant changes in blood oxygen level dependent (BOLD) signal and applying a general linear modelling approach. (ox.ac.uk)
Magnetic resonance imaging of the living brain: evidence for brain degeneration among alcoholics and recovery with abstinence. (sri.com)
Magnetic resonance imaging (MRI) provides a safe, noninvasive method to examine the brain's macrostructure, microstructure, and some aspects of how the living brain functions. (sri.com)
The brain pathology associated with chronic excessive alcohol consumption is well documented with imaging of the living body (i.e., in vivo imaging). (sri.com)
In addition, functional imaging studies provide evidence that the brain compensates for cognitive deficits. (sri.com)
Introduction to functional magnetic resonance imaging. (mpg.de)
Recent work with noninvasive human brain imaging has started to investigate the effects of 3, 4-methylenedioxymethamphetamine (MDMA) on large-scale patterns of brain activity. (researchgate.net)
Dynamic experiment design in functional magnetic resonance imaging. (mpg.de)
In the study, 33 test persons were examined using functional magnetic resonance imaging (MRI). (sciencedaily.com)
Here we use functional magnetic resonance imaging to characterize this process. (nature.com)
In this thesis, neuroimaging data acquired with fUS at Center for Ultrasound and Brain imaging at Erasmus MC (CUBE) is processed. (tudelft.nl)
To uncover the way the brain functions, advancements in the fields of Medical Imaging and Computational Science have been of great importance. (tudelft.nl)
Powerful imaging tools, such as functional magnetic resonance imaging. (tudelft.nl)
LÃ¼tcke H, Merboldt KD, Frahm J. ( 2006 ) The cost of parallel imaging in functional MRI of the human brain. (neurotree.org)
Well-funded cooperative research initiatives in functional brain imaging are leading to rapid advances that will make it possible in the near future to empirically test the integral model put forward in this chapter yielding more complete understandings of consciousness including NDEs and other kinds of transpersonal or anomalous experiences. (sfu.ca)
Among the techniques covered will be light microscopy, electron microscopy and fluorescence based imaging, computed tomography, radiography, super resolution microscopy, magnetic resonance imaging. (manchester.ac.uk)
From there, with increasing spatial scale, we will look at imaging of anatomical and functional structures in biomedical research. (manchester.ac.uk)
The course will finish with imaging methods that look at function and metabolism of the whole brain and the human body. (manchester.ac.uk)
Some of the methods covered are computed tomography, radiography, magnetic resonance imaging. (manchester.ac.uk)
We sought to develop a clinical workflow and uniquely capable custom software tool to integrate advanced 3-tesla 3D proton magnetic resonance spectroscopic imaging ( 1 H-MRSI) into industry standard image-guided neuronavigation systems, especially for use in brain tumor surgery. (karger.com)
Modern brain imaging allows to study human brain function during naturalistic stimulus conditions, which entail specific challenges for the analysis of the brain signals. (tkk.fi)
This investigation aimed to establish normative references for the signal intensity characteristics and trace ADC measurements of the adult brain with diffusion-weighted spin-echo echo-planar imaging at varying high b-value diffusion sensitivities. (ajnr.org)
Some served as control participants for various concurrent functional imaging studies. (ajnr.org)
To investigate the cause of any observed sex dimorphism, functional magnetic resonance imaging of putative cough centres was analysed in normal volunteers. (ersjournals.com)
Subsequent functional magnetic resonance imaging during repeated inhalation of sub-tussive concentrations of capsaicin observed areas of activation within the brain and differences in the sexes identified. (ersjournals.com)
Meanwhile, the researchers scanned participants' brains with functional magnetic resonance imaging, paying close attention to activity in several brain areas. (disabled-world.com)
In the first study, we used discrete Ricci curvatures to compare functional connectivity networks of individuals with autism spectrum disorder (ASD) and typically developing controls from the Autism Brain Imaging Data Exchange I (ABIDE-I) dataset. (imsc.res.in)
His human brain-imaging studies have looked at everything from why teens engage in risky behavior to how adults decide to follow, or break, established rules of society. (sciencecodex.com)
Research using functional magnetic resonance imaging has for numerous years now reported the existence of a negative blood oxygenation level dependent (BOLD) response. (springer.com)
Setting - Magnetic resonance imaging was performed at an academic research facility during natural, nonsedated sleep. (wisc.edu)
Main Outcomes and Measures - Brain mapping algorithms and statistical models were used to evaluate the relationships between maternal depression and anxiety and 1-month infant white matter microstructure, as measured by diffusion tensor imaging and neurite orientation dispersion and density imaging parameters. (wisc.edu)
Alexander's research focuses on the use of magnetic resonance imaging (MRI) for mapping and measuring the functional and structural organization of the human brain. (wisc.edu)
Anatomic imaging methods are used to assess longitudinal structural changes in brain regions. (wisc.edu)
In the hope of revealing new directions for therapies, the group studies molecular biomarkers identified from tissue and brain imaging that are associated with memory problems related to HIV infection, aging , dementia, mental illness and traumatic brain injury. (hopkinsmedicine.org)
These human imaging studies can be coupled with tissue and cell sampling, microdosing, interviews, epidemiological analysis, and other human-centered research methods to glean even more valuable information from humans that is superior to information derived from crude and inapplicable experiments on animals. (peta.org)
For the analysis, the researchers used a functional magnetic-resonance imaging machine, which can identify the most energetically-active regions of the brain. (independent.co.uk)
Explicit and implicit neural mechanisms for processing of social information from facial expressions: A functional magnetic resonance imaging study. (bvsalud.org)
Diffusion-weighted imaging (DWI) is a well-established magnetic resonance imaging (MRI) method for diagnosing cerebral ischemia. (medscape.com)
Diffusion-weighted imaging has been shown to be useful in the investigation of brain disorders such as epilepsy , multiple sclerosis , brain abscesses , brain tumors, mild traumatic brain injury, and hypertensive encephalopathy (see the images below). (medscape.com)
Diffusion tensor imaging can be used to measure anisotropy per voxel and provides directional information relevant for magnetic resonance tractography or fiber tracking in vivo. (medscape.com)
Diffusion tensor imaging allows direct examination of the brain microstructure and has become a useful tool for investigating brain disorders such as stroke, epilepsy, multiple sclerosis (MS), brain tumors, and demyelinating and dysmyelinating disorders. (medscape.com)
Functional magnetic resonance imaging was used to determine brain areas associated with steadiness and force during static (isometric) lower limb target-matching contractions at low and high intensities. (cdc.gov)
A variety of imaging modalities, including structural and functional magnetic resonance imaging (MRI) and positron emission tomography (PET) studies of cerebral metabolism, have shown characteristic changes in the brain of patients with Alzheimer disease in prodromal and even presymptomatic states. (medscape.com)
Coronal, T1-weighted magnetic resonance imaging (MRI) scan in a patient with moderate Alzheimer disease. (medscape.com)
Axial, T2-weighted magnetic resonance imaging (MRI) scan reveals atrophic changes within bilateral temporal lobes with prominence of the sylvian fissures. (medscape.com)
Practice parameters for diagnosis and evaluation of dementia, as published by the American Academy of Neurology (AAN), consider structural brain imaging to be optimal. (medscape.com)
The Preclinical 9.4 Tesla Magnetic Resonance Imaging Facility offers a modern and robust imaging MRI system (9.4T) and staff with many years of practical experience in a wide variety of MR-applications. (lu.se)
The Clinical 1.5/3 Tesla Magnetic Resonance Imaging Facility comprises a variety of tools ranging from high-resolution anatomical structure visualization to functional studies and even molecular-level description of metabolic events in the cell. (lu.se)
LBIC hosts state-of-the-art magnetic resonance imaging (MRI) facilities to study brain anatomy and brain function. (lu.se)
Figure 2 Magnetic resonance imaging scans creatinine (normal range: traces). (who.int)
Computerized tomography (CT) and magnetic resonance imaging (MRI) scans infections and sick days. (who.int)

Here, we used resting-state functional magnetic resonance images from 47,276 individuals to discover and validate common genetic variants influencing intrinsic brain activity. (nih.gov)

To investigate the effects of high-frequency repetitive transcranial magnetic stimulation (rTMS) of the right dorsolateral prefrontal cortex (DLPFC) on working memory performance, while measuring task-related brain activation and task-related brain connectivity in patients with multiple sclerosis (MS). (nih.gov)
In this study, 58 participants were subjected to 40 seconds of a noninvasive procedure called theta-burst Transcranial Magnetic Stimulation, temporarily dampening activity in specific brain regions. (disabled-world.com)
Dr. Eshel has published articles on topics such as the role of dopamine in learning, the neuroscience of irritability, LGBTQ health, reward and punishment processing in depression, behavioral predictors of substance use among adolescents, and the mechanism of transcranial magnetic stimulation. (stanford.edu)

Understanding the hidden organizational principles existing in the human brain was always one of the great challenges in Neuroscience. (tudelft.nl)
Challenges posed by efforts to define the NDE, claims of anomalous experiences associated with NDEs, the problem of "timing" of NDEs with respect to brain function, recent findings from neuroscience are reviewed, along with emerging evidence for quantum models of consciousness that may help elucidate the nature of NDEs. (sfu.ca)
Our altruism may be more hard-wired than previously thought," said Leonardo Christov-Moore, a postdoctoral fellow at UCLA's Semel Institute of Neuroscience and Human Behavior. (disabled-world.com)
Researchers from the Max Planck Institute for Human Cognitive and Brain Sciences in Leipzig and the Kavli Institute for Systems Neuroscience in Trondheim have now developed software that uses artificial intelligence to directly predict eye position and eye movements from MRI images. (mpg.de)
In Psychology you will learn about basic processes of cognition and behavioural neuroscience, including the effects of brain damage or drug-induced changes on behaviour, how various neurochemicals affect behaviour, mechanisms of memory, motor control, and how we solve problems. (queensu.ca)

In this review, drawing on findings from behavioral economics and neuroeconomics, we firstly identify decision contexts in which emotion overrides reason to influence human behaviors and then discuss how cognition regulates emotion as well as how emotion and cognition cooperate to influence decisions. (frontiersin.org)
Our results provide evidence for grid-cell-like representations in humans, and implicate a specific type of neural representation in a network of regions which supports spatial cognition and also autobiographical memory. (nature.com)
Research in the Bakker Memory Laboratory is focused on understanding the mechanisms and brain n ... etworks underlying human cognition with a specific focus on the mechanisms underlying learning and memory and the changes in memory that occur with aging and disease. (hopkinsmedicine.org)
Brain and Cognition. (lu.se)

Through our collaborations with investigators in both basic science and clinical departments, including the departments of Psychiatry and Behavioral Sciences, Psychological and Brain Sciences, Neurology and Public Health, our research also focuses on brain systems involved in spatial navigation and decision-making as well as cognitive impairment in neuropsychiatric conditions such as schizophrenia, eating disorders, obsessive-compulsive disorders, depression and anxiety. (hopkinsmedicine.org)
Brain : a journal of neurology. (lu.se)

Two specialized areas of the brain are responsible for certain auditory functions, a team of Georgetown researchers led by Josef P. Rauschecker, PhD, professor of physiology and biophysics, has found. (sciencedaily.com)
This technology allows researchers to observe brain activity in response to certain types of speech sounds and music. (sciencedaily.com)
After each participant had completed the game, researchers compared their payouts with brain scans. (disabled-world.com)
Researchers referred to this tendency as "prosocial resonance" or "mirroring impulse" , and they believe the impulse to be a primary driving force behind altruism. (disabled-world.com)
Emory University researchers have developed a new methodology to scan the brains of alert dogs and explore the minds of the oldest domesticated species. (sciencecodex.com)
The researchers aim to decode the mental processes of dogs by recording which areas of their brains are activated by various stimuli. (sciencecodex.com)
Researchers at Ohio State University are making strides in understanding memory loss by studying how memories are processed in the human brain. (peta.org)
fMRIs and other neuroimaging techniques allow researchers to study the structure and function of human brains, including how we learn and process language, emotion, and memory. (peta.org)
Researchers can also safely and non-invasively simulate characteristics of various conditions such as pain sensation in volunteers, and they can then evaluate their brain activity up close. (peta.org)
Now researchers at Kyoto University have used partial-observation mazes in virtual reality to find that they can decode from brain activity the subjects' abilities to predict their positions and scenes within the maze, as well as the degree of confidence in their predictions. (phys.org)
The researchers said their findings support the idea that the brain has evolved to be sensitive to any form of belief that improves the chances of survival, which could explain why a belief in God and the supernatural became so widespread in human evolutionary history. (independent.co.uk)
While newborn infants are the archetypal subjects for studying early human development, researchers may also benefit from fetal studies, as the womb is, in many respects, a more controlled environment than the cradle. (lu.se)
Understanding how processes in the brain regulate pain could help researchers develop new pain therapies in the future. (medlineplus.gov)

Differences in the brain activation maps from the scans of the two groups were analysed to identify Christmas specific brain activation. (neurosciencenews.com)
Advanced diffusion MRI brain scans were performed on 101 infants at the Waisman Center for this study. (wisc.edu)
Visual assessment of brain perfusion MRI scans in dementia: a pilot study. (lu.se)

3,4-Methylenedioxymethamphetamine (MDMA) modulates cortical and limbic brain activity as measured by [H215O]-PET in healthy humans. (researchgate.net)
The contributions of the cerebral cortex to human balance control are clearly demonstrated by the profound impact of cortical lesions on the ability to maintain standing balance. (tudelft.nl)
There were minimal sex differences in brain activation across the isometric motor tasks indicating men and women were similarly motivated and able to activate cortical motor centers during static tasks. (cdc.gov)
Furthermore, cortical thickness is reduced in SARS-CoV-2-infected patients, suggesting that SARS-CoV-2 can induce pathologic changes in the brain, which may be linked to the functional deficits noted in those patients. (cdc.gov)
Assessment of brain metabolite correlates of adeno-associated virus-mediated over-expression of human alpha-synuclein in cortical neurons by in vivo (1) H-MR spectroscopy at 9.4 T. (lu.se)

They discovered a direct pathway between two areas of the mice's brains: the auditory cortex, which receives and processes information about sound, and the thalamus, which receives and sends information about sensations such as pain. (medlineplus.gov)

Together, our study provides a step forward in understanding the genetic architecture of brain functional networks and their genetic links to brain-related complex traits and disorders. (nih.gov)
Of particular importance to the present study is the prior result of decreased regional brain blood flow in the insula, a region implicated in visceral and somatosensory sensation, following MDMA administration (Gamma et al, 2000) . (researchgate.net)
In a recent study, the neuroscientist from Dresden and her team discovered another building block in the mystery of human speech processing. (sciencedaily.com)
This study evaluated human Blood Oxygen Level-Dependent (BOLD) responses in primary and higher-order olfactory regions of older adults, using odor memory and odor identification tasks. (dovepress.com)
Study reveals people with most robust responses in brain areas associated with perceiving pain, emotion, and imitating others are also the most generous. (disabled-world.com)
For the first study, which was published in February in Human Brain Mapping , 20 people were shown a video of a hand being poked with a pin and then asked to imitate photographs of faces displaying a range of emotions - happy, sad, angry and excited. (disabled-world.com)
In the second study, we used discrete Ricci curvatures to compare functional connectivity networks of healthy young and old subjects from the Max Planck Institute Leipzig Study for Mind-Body-Emotion Interactions (MPI-LEMON) dataset. (imsc.res.in)
The Christmas spirit has been located in the human brain, reveals a study published in The BMJ 's Christmas issue this week. (neurosciencenews.com)
Full open access research for "Evidence of a Christmas spirit network in the brain: functional MRI study" by Anders Hougaard, Ulrich Lindberg, Nanna Arngrim, Henrik B W Larsson, Jes Olesen, Faisal Mohammad Amin, Messoud Ashina, and Bryan T Haddock in BMJ . (neurosciencenews.com)
He recently won multi-year grants from the National Institute of Mental Health, Burroughs-Wellcome Fund, Brain and Behavior Research Foundation, and Simons Foundation to study the neural circuits of frustration and aggression. (stanford.edu)
Diffusion tensor MRI (DT-MRI) is used to study the patterns of structural connectivity between brain activity regions. (wisc.edu)
Because an MRI has a very strong magnetic field, you need special MRI-compatible equipment, which is often not feasible for clinics and small laboratories', says study author Matthias Nau, who developed the new alternative together with Markus Frey and Christian Doeller. (mpg.de)
A belief in God is deeply embedded in the human brain, which is programmed for religious experiences, according to a study that analyses why religion is a universal human feature that has encompassed all cultures throughout history. (independent.co.uk)
The latest study, published in the journal Proceedings of the National Academy of Sciences, involved analysing the brains of volunteers, who had been asked to think about religious and moral problems and questions. (independent.co.uk)
In a quote published in Discovery News, study author Amy Smith (University of Sussex) said, "It's possible that horses developed this ability during their 6,000-year co-evolution with humans, or indeed that individual horses learn it during their lifetimes. (scienceblogs.com)
In this study, we used a canine transmission model to examine histopathologic changes in the brains of dogs infected with SARS-CoV-2. (cdc.gov)
Schematic diagram representing susceptibility to SARS-CoV-2 infection in the lungs and brain of animals with potential for human transmission and homology of ACE2 amino acid sequences in study of the. (cdc.gov)
This can be used, for example, in studies on learning, and to study how the brain works when it's healthy. (lu.se)

N0) functional connectivity between the right DLPFC and the right caudate nucleus and bilateral (para)cingulate gyrus increased in patients after real-rTMS when compared with sham stimulation. (nih.gov)
The method prioritized brain areas closely related to sensory processing, but it also revealed circuitries of intrinsic processing if they were affected similarly across individuals by external stimulation. (tkk.fi)
Finally, we provided an external validation of our results by collecting experimental evidence from non-invasive brain stimulation studies. (imsc.res.in)
We showed that brain regions with curvature differences overlap with those brain regions whose non-invasive stimulation improves ASD-related symptoms. (imsc.res.in)
Finally, we found that curvatures can capture brain regions whose non-invasive stimulation shows evidence for improvement in motor performance of healthy older adults. (imsc.res.in)
however, the effects of brain stimulation, particularly those of non-invasive stimulation, are variable. (imperial.ac.uk)
Computational models constitute a useful tool to explore the vast sea of stimulation parameters and characterise their effects on brain activity. (imperial.ac.uk)
This piece is centred on the application of phenomenological and biophysical models in non-invasive brain stimulation. (imperial.ac.uk)
We first introduce common forms of brain stimulation and computational models, and provide typical construction choices made when building phenomenological and biophysical models. (imperial.ac.uk)
We conclude by proposing future directions to fully realise the potential of computational models of brain stimulation for the design of personalized, efficient, and effective stimulation strategies. (imperial.ac.uk)
Houser M, Waltz T. Meige syndrome and pallidal deep brain stimulation. (medscape.com)

The video shows MRI angiography where the arteries of the brain are made white. (lu.se)

Brain areas relevant for ingestive behavior are modulated as a function of hunger/satiety. (frontiersin.org)
These functional reorganizations may facilitate the initial improvisatory phase of creative behavior. (nature.com)
Importantly, altered relationships within the prefrontal cortex appear to have widespread functional consequences, affecting motivation, emotion, language as well as motor control and may generalize to other forms of spontaneous creative behavior. (nature.com)
The particular strengths of the ICA were its capability to reveal activations when signal behavior deviated from an expected model, and to show similarities between signals of different brain areas and of different individuals. (tkk.fi)
The practical difficulty of ICA in naturalistic conditions is that the user may not be able to determine, purely on the basis of the components' spatial distribution or temporal behavior, the brain networks that are related to the given stimuli. (tkk.fi)
In this Thesis, however, aberrations in temporal behavior, as well as in functional connectivities in chronic pain patients were observed, which likely could not have been revealed with conventional temporal filtering. (tkk.fi)

The human brain forms functional networks of correlated activity, which have been linked with both cognitive and clinical outcomes. (nih.gov)
Longitudinal MRI studies of animal models of alcoholism, however, can address questions about the development and course of alcohol dependence and the scope and limits of in vivo degeneration and recovery of brain structure and concomitant function that may not be readily addressed in clinical studies. (sri.com)
Infected animals show clinical signs similar to those of humans, raising concerns about potential transmission of the virus between humans and animals ( 1 , 2 ). (cdc.gov)
At one end of the clinical spectrum, essential blepharospasm is manifested by simple increased blink rate and intermittent eyelid spasms, while at the other end of the spectrum, blepharospasm is a disabling condition with ocular pain and functional blindness. (medscape.com)
Animal models, MCM use for human cases of related orthopoxviruses, unpublished data, input from clinician experts, and experience during CDC mpox consultations were also evaluated to develop interim clinical treatment considerations. (cdc.gov)
This report synthesizes data from animal models, MCM use for human cases of related OPXV, unpublished data, input from clinician experts, and experience during consultations (including follow-up) to provide interim clinical treatment considerations. (cdc.gov)
Clinical research studies different treatments and interventions to find out whether they are safe and effective in humans. (medlineplus.gov)

The myriad concomitants of alcoholism, the antecedents, and the consumption patterns each may influence the observed brain changes associated with alcoholism, which tend to be more deleterious with increasing age. (sri.com)
Metabolic state, insulin levels and glucose administration interact in their effects on brain activation patterns. (frontiersin.org)

The sensorimotor network (SMN), also known as somatomotor network, is a large-scale brain network that primarily includes somatosensory (postcentral gyrus) and motor (precentral gyrus) regions and extends to the supplementary motor areas (SMA). (wikipedia.org)
Serving as a channel for communication with locked-in patients or control of prostheses, sensorimotor brain-computer interfaces (BCIs) decode imaginary movements from the recorded activity of the user's brain. (researchgate.net)
This review includes current and updated information about various ground-based microgravity models and their impact on the human sensorimotor system. (bvsalud.org)

A number of brain activity-associated loci colocalized with brain disorders (e.g., the APOE ε4 locus with Alzheimer's disease). (nih.gov)
Using multiple linear regression analysis (MLRA) the interdependence of brain activity, plasma insulin and blood glucose was investigated. (frontiersin.org)
We observed a modulatory impact of fasting state on intrinsic brain activity in the posterior cingulate cortex (PCC). (frontiersin.org)
Strikingly, differences in plasma insulin levels between hunger and satiety states after glucose administration at the time of the scan were negatively related to brain activity in the posterior insula and superior frontal gyrus (SFG), while plasma glucose levels were positively associated with activity changes in the fusiform gyrus. (frontiersin.org)
FALFF is a reliable index of spontaneous brain activity. (frontiersin.org)
The team of scientists recorded the brain activity of the test persons during the experiment using MRI. (sciencedaily.com)
Intrinsic brain activity in altered states of consciousness: how conscious is the default mode of brain function? (sfu.ca)
Here we show how these two types of brain activity can be mechanistically linked within the framework of the baseline-shift mechanism for the generation of evoked responses. (researchgate.net)
Something as magical and complex as the Christmas spirit cannot be fully explained by, or limited to, the mapped brain activity alone. (neurosciencenews.com)
We computed the activity maps unique to switch vs. stay trials and all switch dimensions, then evaluated functional connectivity under these switch conditions by computing the pairwise mutual information functional connectivity (miFC) between regional timeseries. (imperial.ac.uk)
An AI model based on human brain activity shows that the decoding accuracy of the scene prediction is dependent on the confidence level of the subject's ability to predict," says lead author Risa Katayama. (phys.org)
Subjects, sitting in an MRI scanner, are shown pictures of loved ones and brain activity is recorded. (null-hypothesis.co.uk)
Although it is likely that a central control center for coordination and regulation of blink activity exists, somewhere in the basal ganglia, midbrain, and/or brain stem, it is unlikely that a single defect in this elusive control center is the primary cause of this disease. (medscape.com)
These images can also show how the brain works and answer questions such as: where is there activity and which parts are connected? (lu.se)
Statistical analysis and digital image processing are involved in producing a 3-D map of the activity, which can be used to interpret where various functions are located in the brain. (lu.se)

Functional ultrasound (fUS) is a neuroimaging modality that offers high spatial and temporal resolution while also providing portability. (tudelft.nl)

Mar. 1, 2023 Some areas of the adult brain contain quiescent, or dormant, neural stem cells that can potentially be reactivated to form new neurons. (sciencedaily.com)

The image shows bundles of nerve fibers in a human brain and is taken with a MRI scanner with so called diffusion technology (a technique where you register the water molecules movement in the fibers). (lu.se)

The purpose of our investigation was to establish normative references for the signal intensity characteristics and apparent diffusion coefficient values of the adult brain at high b values. (ajnr.org)
The signal characteristics of adult brain at higher b values have not been reported. (ajnr.org)

Hemispheric lateralisation was studied by applying painful CO(2) laser stimuli of 3-s duration sequentially to the left and right medial lower calves of five normal right-handed human subjects. (ox.ac.uk)

Functional neuroimaging procedures have contributed immensely to improved understanding of the neurobiology of olfactory processing and to the elucidation of the effects of normal and abnormal aging on the risks of Alzheimer's disease development. (dovepress.com)
They can also examine brain diseases and disorders, such as Alzheimer's disease and Parkinson's disease, and the effects of different drugs on the brain. (peta.org)

Normal brain appearance in axial DWI (left) and ADC (right) images in a 35-year-old man. (medscape.com)
Axial fluid-attenuated inversion recovery (FLAIR) image (top left), diffusion-weighted image (DWI) (top right), and axial and sagittal T1-weighted (T1W) images (bottom) in a 40-year-old man with a history of intravenous drug abuse and fever demonstrate multiple enhancing focal brain lesions in the gray-white matter junction (arrow) compatible with septic emboli. (medscape.com)

Human brain mapping, 9, 93-105. (bvsalud.org)

Female and male human observers viewed low- or high-passed images of round or elongated animals and tools that shared comparable gist statistics in the main experiment, and animal and tool images of naturally varied gist statistics in a separate localizer. (jneurosci.org)
The Public Library of Science ( PLoS ONE ) is publishing the results of their first experiment, showing how the brains of dogs reacted to hand signals given by their owners. (sciencecodex.com)

Functional maps of the entire brain were obtained from 30 right-handed subjects. (jneurosci.org)
But the one-third of the participants who had the strongest responses in the areas of the brain associated with perceiving pain and emotion and imitating others were the most generous: On average, subjects in that group gave away approximately 75 percent of their bounty. (disabled-world.com)
These techniques are used to investigate the brain in both typically developing individuals and subjects with developmental disorders including autism. (wisc.edu)

Hemispheric differences in brain activation (lateralisation) during nociceptive processing were studied to further clarify the division of function between the lateral and medial pain systems. (ox.ac.uk)
However, the genetic variants affecting brain function are largely unknown. (nih.gov)
Variation in brain function was genetically correlated with brain disorders, such as major depressive disorder and schizophrenia. (nih.gov)
Together with the changes in functional connectivity after real-rTMS in patients, these findings may represent an rTMS-induced change in network efficiency in patients with MS, shifting patients' brain function towards the healthy situation. (nih.gov)
Near-death experiences (NDE) raise important questions about the nature of human consciousness, the relationship between brain function and consciousness, the perceptual information that is available to consciousness in moments before death, the role of physical and biological mechanisms associated with altered states of consciousness, and relationships between consciousness, space-time and phenomenal reality. (sfu.ca)
This is an interesting discovery for not only basic scientists, but for anyone who studies hearing and brain function," Rauschecker said. (sciencedaily.com)
Our results demonstrate the utility of discrete Ricci curvatures in identifying clinically relevant brain regions and informing future interventions for preserving cognitive function during neurodevelopmental disorders and healthy aging. (imsc.res.in)
Impaired brain metabolism and neurocognitive function in childhood leukemia survivors despite complete hormone supplementation in adulthood. (lu.se)

Ischemic Stroke Ischemic stroke is sudden neurologic deficits that result from focal cerebral ischemia associated with permanent brain infarction (eg, positive results on diffusion-weighted MRI). (msdmanuals.com)

In this talk, I will present the results of two recent data-driven studies where we applied discrete Ricci curvatures, namely Forman-Ricci and Ollivier-Ricci curvature, to investigate human brain functional connectivity networks. (imsc.res.in)

Changes in whole brain functional activation and functional connectivity with the right DLPFC were calculated. (nih.gov)

Language-related functions were among the first to be ascribed a specific location in the human brain ( Broca, 1861 ) and have been the subject of intense research for well over a century. (jneurosci.org)
Research showing correlations between brain structure and quantitative neuropsychological testing demonstrates the functional consequences of the pathology. (sri.com)
2 Leibniz Research Centre for Working Environment and Human Factors, Dortmund, Germany. (nih.gov)
Rauschecker's research, conducted over the past two and a half years, involved four rhesus monkeys, whose brain structure is similar enough to that of humans to draw valid comparisons. (sciencedaily.com)
Programs in vision research and atmospheric chemistry and physics will provide enhanced research and training for graduate students and post-doctoral fellows If you're working in 3D film or aerospace engineering, what impact do the latest developments in brain and vision research have on your industry's practices? (yorku.ca)
Research from York University is revealing which regions in the brain "fire up" when we suppress an automatic behaviour, such as the urge to look at other people as we enter an elevator. (yorku.ca)
Further research is necessary to understand the Christmas spirit, and other potential holiday circuits in the brain, say the authors, such as Easter, Chanukah, Eid, and Diwali. (neurosciencenews.com)
Brain Research Reviews, 54 (1), 189-204. (springer.com)
And the research proves, they contend, that belief in a higher power is an evolutionary asset that helps human survival. (independent.co.uk)
While some may call this anthropomorphizing, you know ascribing human emotions to animals, new research may vindicate the feelings of many pet owners. (scienceblogs.com)
Randomized controlled trials and other carefully controlled research studies are needed to evaluate the effectiveness of MCMs for treating human mpox. (cdc.gov)

Twelve adults 55- 75 years old (75% females) without intranasal or major neurological disorders performed repetitive odor memory and identification tasks using a 3-tesla magnetic resonance scanner. (dovepress.com)
The team seeks to advance policies and practices to optimize brain health in vulnerable populations while destigmatizing these brain disorders. (hopkinsmedicine.org)
Religious belief and behaviour are a hallmark of human life, with no accepted animal equivalent, and found in all cultures,' said Professor Jordan Grafman, from the US National Institute of Neurological Disorders and Stroke in Bethesda, near Washington. (independent.co.uk)
Contrasting changes in DRD1 and DRD2 splice variant expression in schizophrenia and affective disorders, and associations with SNPs in postmortem brain. (cdc.gov)

Brain image reveals hippocampal atrophy, especially on the right side. (medscape.com)

Risa Katayama et al, Confidence modulates the decodability of scene prediction during partially-observable maze exploration in humans, Communications Biology (2022). (phys.org)
Before the 2022 outbreak, CDC experts in poxviruses and associated MCMs had evaluated efficacy data from animal models and reports of MCM use for a few human cases of related OPXV infections (e.g., vaccinia virus and cowpox virus). (cdc.gov)

Conclusions and Relevance - These data highlight the importance of the prenatal period to early brain development and suggest the underlying white matter microstructure is associated with the continuum of prenatal maternal depression and anxiety symptomology. (wisc.edu)
Human-based studies spare countless animals' lives and provide data that are relevant to humans. (peta.org)

The article concludes with suggestions for animal and human studies aimed at further elucidating neurophysiological mechanisms and postulated quantum-like or other non-classical mechanisms in NDEs and other kinds of transpersonal or so-called "anomalous" experiences. (sfu.ca)
Objective Animal studies suggest that prebiotic, plant-derived nutrients could improve homoeostatic and hedonic brain functions through improvements in microbiome-gut-brain communication. (researchgate.net)
Single-neuron studies in animals remain indispensable nevertheless," Rauschecker says, "if one really wants to understand in sufficient detail how our brain processes such highly complex sounds. (sciencedaily.com)
There were two difficulties with using this technique for the present studies: firstly I don't have an MRI scanner and secondly fleas don't have a brain. (null-hypothesis.co.uk)
Genetic and epidemiologic studies have reported animal-to-human transmission of SARS-CoV-2 ( 9 ). (cdc.gov)

Genetic variants and cognitive functions in patients with brain tumors. (cdc.gov)
Overview of Intracranial Tumors Intracranial tumors may involve the brain or other structures (eg, cranial nerves, meninges). (msdmanuals.com)

Scene prediction can be generalized and lead to new applications such as control methods connecting human brains and AI for aerial and land vehicles," adds Katayama. (phys.org)

These results indicate that a distributed cluster of brain areas underlie the various effects of MDMA in humans. (researchgate.net)
odor memory) contrasts had several areas of significant activation, including many of the classical olfactory brain regions as well as the hippocampus. (dovepress.com)
After exploring the areas of the brain that fuel our empathetic impulses - and temporarily disabling other regions that oppose those impulses - two UCLA neuroscientists are coming down on the optimistic side of human nature. (disabled-world.com)
It's almost like these areas of the brain behave according to a neural Golden Rule," Christov-Moore said. (disabled-world.com)
Scientists searching for the neural 'God spot', which is supposed to control religious belief, believe that there is not just one but several areas of the brain that form the biological foundations of religious belief. (independent.co.uk)
Brain areas associated with force steadiness and intensity during isometric ankle dorsiflexion in men and women. (cdc.gov)
Although maintenance of steady contractions is required for many daily tasks, there is little understanding of brain areas that modulate lower limb force accuracy. (cdc.gov)
They found that people's brains process pain in different ways, with some areas of the brain showing more variation than others. (medlineplus.gov)

Ovarian hormones have substantial effects on the brain, and early menopause has been associated with increased risk of accelerated brain aging and dementia later in life. (researchgate.net)
Neuroimaging is widely believed to be generally useful for excluding reversible causes of dementia syndrome such as normal-pressure hydrocephalus, brain tumor, and subdural hematoma, and for excluding other likely causes of dementia such as cerebrovascular disease. (medscape.com)

Evidence suggests that SARS-CoV-2 can induce brain pathology in humans and other hosts. (cdc.gov)

However, many aspects of early brain development's association with maternal symptomology remains unclear. (wisc.edu)
However, whether similar pathologic manifestations occur in the brain, as observed in humans, remains unclear. (cdc.gov)

Brain Topography. (wikipedia.org)

The blood flow increases in the active parts of the brain, as more oxygen is needed there", says physicist Karin Markenroth Bloch, who is the coordinator at the 7T facility. (lu.se)

Neuroscientists were able to prove that speech recognition in humans begins in the sensory pathways from the ear to the cerebral cortex and not, as previously assumed, exclusively in the cerebral cortex itself. (sciencedaily.com)
Overall, we show that altered gravitational environments influence functional connectivity longitudinally in multimodal brain hubs, reflecting adaptations to unfamiliar and conflicting sensory input in microgravity. (bvsalud.org)

Reportedly, SARS-CoV-2 can cause neurologic signs and symptoms (e.g., headache, fatigue, and cognitive dysfunction) in human patients. (cdc.gov)

MRI can be considered the preferred neuroimaging examination for Alzheimer disease because it allows accurate measurement of the 3-dimensional (3D) volume of brain structures, especially the size of the hippocampus and related regions. (medscape.com)
Variations of MRI Sagittal T1-weighted image of the brain shows normal midline structures. (msdmanuals.com)

Anatomy35

Organisms1

Diseases13

Chemicals and Drugs8

Analytical, Diagnostic and Therapeutic Techniques and Equipment50

Psychiatry and Psychology83

Phenomena and Processes33

Disciplines and Occupations4

Anthropology, Education, Sociology and Social Phenomena1

Humanities1

Information Science16

Health Care10

FMRI33

Imaging52

Resting-state functional1

Transcranial Magnetic St3

Neuroscience5

Cognition4

Neurology2

Researchers13

Scans3

Cortical5

Auditory cortex1

Study18

Stimulation11

Angiography1

Behavior6

Clinical7

Patterns2

Sensorimotor3

Activity15

Spatial1

20231

Nerve Fibers1

Adult2

Stimuli1

Alzheimer's2

Axial2

Mapping1

Experiment2

Subjects3

Function8

Cerebral ischemia1

Investigate1

Whole-brain functional1

Research11

Disorders4

Reveals1

20222

Data2

Studies5

Tumors2

Methods1

Areas8

Dementia2

Pathology1

Remains unclear2

Topography1

Facility1

Sensory2

Patients1

Structures2