Results 51 to 60 of about 6,916,372 (302)

Variation in the oxytocin receptor gene is associated with behavioral and neural correlates of empathic accuracy

open access: yesFrontiers in Behavioral Neuroscience, 2014
The neuromodulators oxytocin and serotonin have been implicated in regulating affective processes underlying empathy. Understanding this dependency, however, has been limited by a lack of objective metrics for measuring empathic performance.
Helle Ruff Laursen   +9 more
doaj   +1 more source

More than just statics: Static and temporal dynamic changes in intrinsic brain activity in unilateral temporal lobe epilepsy

open access: yesFrontiers in Human Neuroscience, 2022
BackgroundTemporal lobe epilepsy (TLE) is the most prevalent refractory focal epilepsy and is more likely accompanied by cognitive impairment. The fully understanding of the neuronal activity underlying TLE is of great significance.ObjectiveThis study ...
Chengru Song   +58 more
doaj   +1 more source

Prospecting the protein design landscape

open access: yesFEBS Letters, EarlyView.
This review outlines the current state of various protein design approaches. We discuss the current possibilities enabled by recently released tools, highlight future avenues to pursue in protein design, and underscore the crucial role of key databases and resources for successful protein design workflows.
Jakob R. Riccabona   +4 more
wiley   +1 more source

Functional Magnetic Resonance Imaging

open access: yes, 2006
Blood oxygenation level dependent (BOLD) functional magnetic resonance imaging (fMRI) is a powerful approach to defining activity in the healthy and diseased human brain. BOLD fMRI detects local increases in relative blood oxygenation that are most probably a direct consequence of neurotransmitter action and thus reflect local neuronal signalling.
Matthews, P, Jezzard, P
openaire   +3 more sources

Functional magnetic resonance imaging in schizophrenia

open access: yesDialogues in Clinical Neuroscience, 2010
The integration of functional magnetic resonance imaging (fMRI) with cognitive and affective neuroscience paradigms enables examination of the brain systems underlying the behavioral deficits manifested in schizophrenia; there have been a remarkable increase in the number of studies that apply fMRI in neurobiological studies of this disease.
Raquel E, Gur, Ruben C, Gur
openaire   +3 more sources

A bilateral cortico-bulbar network associated with breath holding in humans, determined by functional magnetic resonance imaging [PDF]

open access: yes, 2008
Few tasks are simpler to perform than a breath hold; however, the neural basis underlying this voluntary inhibitory behaviour, which must suppress spontaneous respiratory motor output, is unknown.
Frackowiak, Richard S J   +6 more
core   +1 more source

Invisible but not inaccessible—Revealing transient oligomers formed by intrinsically disordered proteins with solution NMR and complementary methods

open access: yesFEBS Letters, EarlyView.
Transient oligomers formed by intrinsically disordered proteins may be ‘invisible’ to direct detection yet remain accessible to solution NMR through equilibrium‐exchange measurements and pressure‐jump experiments. Complementary methods report on mass, stoichiometry, selected distance distributions, morphology, and internal packing.
Martin D. Gelenter, Ad Bax
wiley   +1 more source

A Hitchhiker's Guide to Functional Magnetic Resonance Imaging [PDF]

open access: yesFrontiers in Neuroscience, 2016
Functional Magnetic Resonance Imaging (fMRI) studies have become increasingly popular both with clinicians and researchers as they are capable of providing unique insights into brain functions. However, multiple technical considerations (ranging from specifics of paradigm design to imaging artifacts, complex protocol definition, and multitude of ...
Soares, José Miguel Montenegro   +8 more
openaire   +3 more sources

Facile synthesis of Gd/Ru-doped fluorescent carbon dots for fluorescent/MR bimodal imaging and tumor therapy

open access: yesJournal of Nanobiotechnology
Functional metal doping endows fluorescent carbon dots with richer physical and chemical properties, greatly expanding their potential in the biomedical field.
Yupeng Shi   +6 more
doaj   +1 more source

fMRI reveals neural activity overlap between adult and infant pain

open access: yeseLife, 2015
Limited understanding of infant pain has led to its lack of recognition in clinical practice. While the network of brain regions that encode the affective and sensory aspects of adult pain are well described, the brain structures involved in infant ...
Sezgi Goksan   +13 more
doaj   +1 more source

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