«Our findings are clinically relevant as they identify a novel addiction target in rodents, along with parallel supporting evidence
from brain imaging studies in human addicts,» explains Andon Placzek, lead author of the nicotine study.
The NIMH reported today that Clues about how a suspect version of a gene may slightly increase risk for schizophrenia are emerging
from a brain imaging study by the National Institute of Mental Health (NIMH).
Not exact matches
From brain -
imaging studies, we also know the visual cortex becomes more active while the area [in the
brain] responsible for empathy becomes less active.
In a 2012
study, [8] researchers at the University of Rochester Medical Center (URMC) measured before - and - after data
from the
brains of a group of nine high school football and hockey players using an advanced form of
imaging similar to an MRI called diffusion tensor
imaging (DTI).
«For a long time, we've thought of
brain imaging studies as mainly a way to corroborate or confirm aspects of
brain function and pathology that we had already identified
from studying a patient's behavior,» said Aysenil Belger, PhD, professor of psychiatry and psychology at UNC and the
study's senior author.
Using data
from National Database for Autism Research (NDAR), lead author Kristina Denisova, PhD, Assistant Professor of Psychiatry at CUMC and Fellow at the Sackler Institute,
studied 71 high and low risk infants who underwent two functional Magnetic Resonance
imaging brain scans either at 1 - 2 months or at 9 - 10 months: one during a resting period of sleep and a second while native language was presented to the infants.
Imaging studies have shown that the
brains of high - risk individuals look and behave differently
from controls decades before the onset of Alzheimer's, and long before they start to accumulate amyloid - β or lose grey matter.
According to Dr. Cameron Carter, Editor of Biological Psychiatry: Cognitive Neuroscience and Neuroimaging, the
study is an important example of how more sophisticated approaches to analyzing
brain imaging data examining transitions between mental states over time can measure altered
brain dynamics that can identify subtle risk states or even track the transition
from subclinical to clinical psychopathology.
In the
study, Dr. Barber and colleagues analyzed
brain imaging data
from the Human Connectome Project of 76 otherwise healthy participants reporting PLEs and 153 control participants.
Imaging studies that combine scans
from many people, such as this diffusion image
from the Human Connectome Project, don't identify
brain variations in individuals.
Several critical factors led the team to hope he might benefit
from DBS, including the fact that sometimes he did respond and an
imaging study showed that language - processing regions of his
brain activated in response to spoken words.
The fNIRS scans indicated that the concussed
brain activated at a lower threshold and drew
from a wider area — a sharp contrast
from earlier functional magnetic resonance
imaging (fMRI)
studies using concussion patients.
Imaging studies have shown that when autistic children see a familiar face, their pattern of
brain activation is different
from that of normal children.
Sinha and her colleagues used functional magnetic resonance
imaging to
study brain activity in people exposed to stimuli ranging
from highly stressful — images of mutilated bodies or someone pointing a gun — to neutral, such as a chair, table or lamp.
A new
brain imaging study from MIT and Harvard Medical School may lead to a screen that could identify children at high risk of developing depression later in life.
«The
imaging technique could shed light on the immune dysfunction that underpins a broad range of neuroinflammatory diseases, such as Alzheimer's disease, depression, post-traumatic stress disorder and addiction,» said Christine Sandiego, PhD, lead author of the
study and a researcher
from the department of psychiatry at the Yale School of Medicine in New Haven, Conn. «This is the first human
study that accurately measures this immune response in the
brain.
«
Imaging studies in multiple types of chronic pain patients show their
brains differ
from healthy control subjects,» said Bushnell.
A new
brain imaging study by Josh Greene and Joe Paxton at Harvard University published in the Proceedings of the National Academy of Sciences suggests that what separates the well - behaved
from the poorly - behaved might not be the ability to control your temptations but rather what kind of temptations you have.
For the new
study, researchers
from the University of Pittsburgh Medical Center (UPMC) in Pittsburgh used diffusion tensor
imaging (DTI), an MRI technique that measures the integrity of white matter — the
brain's signal - transmitting nerve fibers — to see if injuries to the nerves may be the root cause of these post-traumatic depression and anxiety symptoms.
But neither data
from brain scanners — functional magnetic resonance
imaging — nor clinical
studies of patients with implanted electrodes have explained exactly how the cells in these face patches work.
Those
studies suggested that the advanced
brain imaging could identify which patients could benefit
from restoring blood flow in an extended treatment window.
The
brains of children with autism are relatively inflexible at switching
from rest to task performance, according to a new
brain -
imaging study from the Stanford University School of Medicine.
To
study possible
brain injury
from heading, the researchers used diffusion tensor
imaging (DTI), an advanced MRI - based
imaging technique, on 37 amateur adult soccer players (median age 31 years) who had all played the sport since childhood.
The research comes
from the Infant
Brain Imaging Study (IBIS), a collaborative effort by investigators at the Montreal Neurological Institute, and four clinical sites in the United States, coordinated to conduct a longitudinal brain imaging and behavioural study of infants at high risk for au
Brain Imaging Study (IBIS), a collaborative effort by investigators at the Montreal Neurological Institute, and four clinical sites in the United States, coordinated to conduct a longitudinal brain imaging and behavioural study of infants at high risk for
Imaging Study (IBIS), a collaborative effort by investigators at the Montreal Neurological Institute, and four clinical sites in the United States, coordinated to conduct a longitudinal brain imaging and behavioural study of infants at high risk for au
Study (IBIS), a collaborative effort by investigators at the Montreal Neurological Institute, and four clinical sites in the United States, coordinated to conduct a longitudinal
brain imaging and behavioural study of infants at high risk for au
brain imaging and behavioural study of infants at high risk for
imaging and behavioural
study of infants at high risk for au
study of infants at high risk for autism.
A 2012 review
from Stanford researchers analyzed over 50
studies that used neuroimaging - that is, MRI, fMRI, magnetic resonance spectroscopy (MRS), diffusion tensor
imaging (DTI), and anything else that takes before - and - after pictures of the
brain - to examine the
brains of kids with a variety of mental illnesses: anorexia, ADHD, autism, bipolar disorder, depression, OCD, and schizophrenia.
In
studying the functional behavior of the
brain,
from control of muscles to the formation of memories, scientists are using such tools such as electron microscopy, recordings of electrical signals
from individual
brain cells, and
imaging of
brain structures and processes using functional magnetic resonance
imaging (fMRI), positron emission tomography (PET), and high - resolution optical
imaging.
In this regard, a new
imaging genetics
study directed by Professor Elvira Brattico
from Aarhus University and conducted in two Italian hospitals in collaboration with the University of Helsinki (Finland) has provided the first evidence that the effects of music and noise on affective behavior and
brain physiology are associated with genetically determined dopamine functionality.
In future
studies, the researchers plan to use
brain imaging techniques to determine if it is possible to identify a specific, smaller group of people who can benefit
from the clot retrieval therapy seven to 24 hours after stroke onset, said Dr. Reza Jahan, professor of radiology and neurosurgery at UCLA, and a co-author of the
study.
From the Medical Research Council Cognition and
Brain Sciences Unit (M.M.M., A.M.O.), the Impaired Consciousness
Study Group, Wolfson
Brain Imaging Centre, University of Cambridge (M.R.C.), and the Division of Academic Neurosurgery, Addenbrooke's Hospital (J.D.P.)-- all in Cambridge, United Kingdom; and the Coma Science Group, Cyclotron Research Center, University of Liege (A.V., M.B., S.L.), and the Departments of Neurology (S.L., M.B.) and Neuroradiology (L.T.), University Hospital of Liege, Liege; and Fonds de la Recherche Scientifique, Brussels (A.V., S.L., M.B.)-- all in Belgium.
Imaging studies of the
brain DA system in marijuana abusers have also shown different findings
from those reported for other types of substance abusers.
«Metastatic
brain tumors — often
from lung, breast or skin cancers — are the most commonly observed tumors within the
brain and account for about 30 percent of advanced breast cancer metastases,» says Khalid Shah, MS, PhD, director of the Molecular Neurotherapy and
Imaging Laboratory in the MGH Departments of Radiology and Neurology, who led the
study.
The
study was carried out by a team of researchers
from two global scientific consortia, ENIGMA and CHARGE, which began to pool their
brain imaging and genetic datasets back in 2009 to look for genetic markers that affect one's risk of developing
brain diseases.
Dr. Rapoport was a pioneer in
studying the pathophysiology of ADHD and neuropharmacological approaches to its treatment, and she was the first to discover that some childhood psychiatric symptoms result
from autoimmune reactions to streptococcal infection, the first to establish the link between obsessive - compulsive behaviors in children and OCD in adults, and the first to use longitudinal magnetic resonance
imaging to uncover developmental abnormalities in
brain size and structure in children with schizophrenia.
Bing Yao, PhD, has been awarded a $ 560,000 grant
from the National Multiple Sclerosis Society to
study the association between cognitive fatigue and
brain iron concentration, as estimated by MRI susceptibility contrast
imaging.
, has been awarded a $ 560,000 grant
from the National Multiple Sclerosis Society to
study the association between cognitive fatigue and
brain iron concentration, as estimated by MRI susceptibility contrast
imaging.
At the University of Michigan, researchers are using magnetic resonance
imaging to
study the
brains of adolescents
from disadvantaged backgrounds.
Scientists can tell
from magnetic resonance
imaging (MRI)
studies that the areas of the
brain devoted to speech and language are exceptionally large in humans.
The company also took advantage of better
imaging techniques that could document the presence of amyloid in the
brain; in the previous two
studies, anywhere
from 20 % to 30 % of the volunteers did not actually have amyloid.
The first - of - its - kind
study mixed
brain -
imaging data
from canines with a series of behavioral experiments, and came to the conclusion that dogs really do value the relationships they have with their owners.
Design, Setting, and Participants Longitudinal cohort
study analyzing 823 magnetic resonance imaging scans of 389 typically developing children and adolescents aged 4 to 22 years from the National Institutes of Health Magnetic Resonance Imaging Study of Normal Brain Development with complete sociodemographic and neuroimaging
study analyzing 823 magnetic resonance
imaging scans of 389 typically developing children and adolescents aged 4 to 22 years from the National Institutes of Health Magnetic Resonance Imaging Study of Normal Brain Development with complete sociodemographic and neuroimagin
imaging scans of 389 typically developing children and adolescents aged 4 to 22 years
from the National Institutes of Health Magnetic Resonance
Imaging Study of Normal Brain Development with complete sociodemographic and neuroimagin
Imaging Study of Normal Brain Development with complete sociodemographic and neuroimaging
Study of Normal
Brain Development with complete sociodemographic and neuroimaging data.
- Using
brain imaging, scientists at the University of Wisconsin - Madison have completed a
study that suggests anxiety and depression are passed down to children
from their parents.