User profiles for Fernando Zelaya
Fernando ZelayaNeuroimaging Department, Institute of Psychiatry, King's College London Verified email at kcl.ac.uk Cited by 10804 |
Diffraction-like effects in NMR diffusion studies of fluids in porous solids
…, A Coy, D MacGowan, KJ Packer, FO Zelaya - Nature, 1991 - nature.com
THE transport of fluids in porous media is of importance in a wide range of areas, such as oil
recovery, heterogeneous catalysis and biological perfusion. The pulsed gradient spin-echo (…
recovery, heterogeneous catalysis and biological perfusion. The pulsed gradient spin-echo (…
[HTML][HTML] A link between FTO, ghrelin, and impaired brain food-cue responsivity
…, JC Brüning, DJ Withers, FO Zelaya… - The Journal of …, 2013 - Am Soc Clin Investig
Polymorphisms in the fat mass and obesity-associated gene (FTO) are associated with human
obesity and obesity-prone behaviors, including increased food intake and a preference …
obesity and obesity-prone behaviors, including increased food intake and a preference …
Loss of connectivity in Alzheimer's disease: an evaluation of white matter tract integrity with colour coded MR diffusion tensor imaging
A NOVEL MRI METHOD diffusion tensor imaging—was used to compare the integrity of several
white matter fibre tracts in patients with probable Alzheimer's disease. Relative to normal …
white matter fibre tracts in patients with probable Alzheimer's disease. Relative to normal …
PYY modulation of cortical and hypothalamic brain areas predicts feeding behaviour in humans
RL Batterham, DH Ffytche, JM Rosenthal, FO Zelaya… - Nature, 2007 - nature.com
The ability to maintain adequate nutrient intake is critical for survival. Complex interrelated
neuronal circuits have developed in the mammalian brain to regulate many aspects of feeding …
neuronal circuits have developed in the mammalian brain to regulate many aspects of feeding …
Colored noise and computational inference in neurophysiological (fMRI) time series analysis: resampling methods in time and wavelet domains
Even in the absence of an experimental effect, functional magnetic resonance imaging (fMRI)
time series generally demonstrate serial dependence. This colored noise or endogenous …
time series generally demonstrate serial dependence. This colored noise or endogenous …
Dehydration affects brain structure and function in healthy adolescents
It was recently observed that dehydration causes shrinkage of brain tissue and an associated
increase in ventricular volume. Negative effects of dehydration on cognitive performance …
increase in ventricular volume. Negative effects of dehydration on cognitive performance …
Measuring fMRI reliability with the intra-class correlation coefficient
The intra-class class correlation coefficient (ICC) is a prominent statistic to measure test–retest
reliability of fMRI data. It can be used to address the question of whether regions of high …
reliability of fMRI data. It can be used to address the question of whether regions of high …
The effect of negative emotional context on neural and behavioural responses to oesophageal stimulation
Sensory experience is influenced by emotional context. Although perception of emotion and
unpleasant visceral sensation are associated with activation within the insula and dorsal …
unpleasant visceral sensation are associated with activation within the insula and dorsal …
Distinct roles of prefrontal cortical subregions in the Iowa Gambling Task
The Iowa Gambling Task (IGT) assesses decision-making under initially ambiguous
conditions. Neuropsychological and neuroimaging data suggest, albeit inconsistently, the …
conditions. Neuropsychological and neuroimaging data suggest, albeit inconsistently, the …
Diffusion in porous systems and the influence of pore morphology in pulsed gradient spin‐echo nuclear magnetic resonance studies
…, D MacGowan, KJ Packer, FO Zelaya - The Journal of …, 1992 - pubs.aip.org
We report a combined experimental, theoretical, and simulation study of pulsed gradient
spinecho (PGSE) nuclear magnetic resonance (NMR) for fluid saturated porous media. A …
spinecho (PGSE) nuclear magnetic resonance (NMR) for fluid saturated porous media. A …