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All Outputs (1126)

The heritability of multi-modal connectivity in human brain activity (2017)
Journal Article
Colclough, G. L., Smith, S. M., Nichols, T. E., Winkler, A. M., Sotiropoulos, S. N., Glasser, M. F., …Woolrich, M. W. (in press). The heritability of multi-modal connectivity in human brain activity. eLife, 6, Article e20178. https://doi.org/10.7554/eLife.20178

Patterns of intrinsic human brain activity exhibit a profile of functional connectivity that is associated with behaviour and cognitive performance, and deteriorates with disease. This paper investigates the relative importance of genetic factors and... Read More about The heritability of multi-modal connectivity in human brain activity.

Tight intra-operative blood pressure control versus standard care for patients undergoing hip fracture repair - Hip Fracture Intervention Study for Prevention of Hypotension (HIP-HOP) trial: study protocol for a randomised controlled trial (2017)
Journal Article
Moppett, I. K., White, S., Griffiths, R., & Buggy, D. (in press). Tight intra-operative blood pressure control versus standard care for patients undergoing hip fracture repair - Hip Fracture Intervention Study for Prevention of Hypotension (HIP-HOP) trial: study protocol for a randomised controlled trial. Trials, 18(1), https://doi.org/10.1186/s13063-017-2066-5

Background: Hypotension during anaesthesia for hip fracture surgery is common. Recent data suggest that there is an association between the lowest intra-operative blood pressure and mortality, even when adjusted for co-morbidities. This is consistent... Read More about Tight intra-operative blood pressure control versus standard care for patients undergoing hip fracture repair - Hip Fracture Intervention Study for Prevention of Hypotension (HIP-HOP) trial: study protocol for a randomised controlled trial.

Stroke in women — from evidence to inequalities (2017)
Journal Article
Cordonnier, C., Sprigg, N., Sandset, E. C., Pavlovic, A., Sunnerhagen, K. S., Caso, V., & Christensen, H. (in press). Stroke in women — from evidence to inequalities. Nature Reviews Neurology, 13(9), https://doi.org/10.1038/nrneurol.2017.95

Stroke is the second largest cause of disability-adjusted life-years lost worldwide. The prevalence of stroke in women is predicted to rise rapidly, owing to the increasing average age of the global female population. Vascular risk factors differ bet... Read More about Stroke in women — from evidence to inequalities.

Influence of microphone housing on the directional response of piezoelectric MEMS microphones inspired by Ormia ochracea (2017)
Journal Article
Bauer, R., Zhang, Y., Jackson, J. C., Whitmer, W. M., Brimijoin, W. O., Akeroyd, M. A., …Windmill, J. F. (2017). Influence of microphone housing on the directional response of piezoelectric MEMS microphones inspired by Ormia ochracea. IEEE Sensors Journal, 17(17), 5529 - 5536. https://doi.org/10.1109/JSEN.2017.2729619

The influence of custom microphone housings on the acoustic directionality and frequency response of a multi-band bio-inspired MEMS microphone is presented. The 3.2mm by 1.7mm piezoelectric MEMS microphone, fabricated by a cost-effective multi-user p... Read More about Influence of microphone housing on the directional response of piezoelectric MEMS microphones inspired by Ormia ochracea.

Air pressure changes in the creation and bursting of the type-1 big bubble in deep anterior lamellar keratoplasty: an ex vivo study (2017)
Journal Article
AlTaan, S., Mohammed, I., Said, D., & Dua, H. (2018). Air pressure changes in the creation and bursting of the type-1 big bubble in deep anterior lamellar keratoplasty: an ex vivo study. Eye, 32(1), 146-151. https://doi.org/10.1038/eye.2017.121

Purpose: To measure the pressure and volume of air required to create a big bubble (BB) in simulated deep anterior lamellar keratoplasty (DALK) in donor eyes and ascertain the bursting pressure of the BB. Patients and methods: Twenty-two human scler... Read More about Air pressure changes in the creation and bursting of the type-1 big bubble in deep anterior lamellar keratoplasty: an ex vivo study.

Hypercholesterolaemia and vascular dementia (2017)
Journal Article
Appleton, J. P., Scutt, P., Sprigg, N., & Bath, P. M. (2017). Hypercholesterolaemia and vascular dementia. Clinical Science, 131(14), https://doi.org/10.1042/CS20160382

Vascular dementia (VaD) is the second commonest cause of dementia. Stroke is the leading cause of disability in adults in developed countries, the second major cause of dementia and the third commonest cause of death. Traditional vascular risk factor... Read More about Hypercholesterolaemia and vascular dementia.

Improved tractography using asymmetric fibre orientation distributions (2017)
Journal Article
Bastiani, M., Cottaar, M., Dikranian, K., Ghosh, A., Zhang, H., Alexander, D. C., …Sotiropoulos, S. N. (2017). Improved tractography using asymmetric fibre orientation distributions. NeuroImage, 158, https://doi.org/10.1016/j.neuroimage.2017.06.050

Diffusion MRI allows us to make inferences on the structural organisation of the brain by mapping water diffusion to white matter microstructure. However, such a mapping is generally ill-defined; for instance, diffusion measurements are antipodally s... Read More about Improved tractography using asymmetric fibre orientation distributions.

Estimation of white matter fiber parameters from compressed multiresolution diffusion MRI using sparse Bayesian learning (2017)
Journal Article
Pisharady, P. K., Sotiropoulos, S. N., Duarte-Carvajalino, J. M., Sapiro, G., & Lenglet, C. (in press). Estimation of white matter fiber parameters from compressed multiresolution diffusion MRI using sparse Bayesian learning. NeuroImage, https://doi.org/10.1016/j.neuroimage.2017.06.052

We present a sparse Bayesian unmixing algorithm BusineX: Bayesian Unmixing for Sparse Inference-based Estimation of Fiber Crossings (X), for estimation of white matter fiber parameters from compressed (under-sampled) diffusion MRI (dMRI) data. Busine... Read More about Estimation of white matter fiber parameters from compressed multiresolution diffusion MRI using sparse Bayesian learning.

Building connectomes using diffusion MRI: why, how and but (2017)
Journal Article
Sotiropoulos, S. N., & Zalesky, A. (in press). Building connectomes using diffusion MRI: why, how and but. NMR in Biomedicine, https://doi.org/10.1002/nbm.3752

Why has diffusion MRI become a principal modality for mapping connectomes in vivo? How do different image acquisition parameters, fiber tracking algorithms and other methodological choices affect connectome estimation? What are the main factors that... Read More about Building connectomes using diffusion MRI: why, how and but.

Imaging Pain Relief in Osteoarthritis (IPRO): protocol of a double-blind randomised controlled mechanistic study assessing pain relief and prediction of duloxetine treatment outcome (2017)
Journal Article
Reckziegel, D., Bailey, H., Cottam, W. J., Tench, C. R., Mahajan, R. P., Walsh, D. A., …Auer, D. P. (in press). Imaging Pain Relief in Osteoarthritis (IPRO): protocol of a double-blind randomised controlled mechanistic study assessing pain relief and prediction of duloxetine treatment outcome. BMJ Open, 7(6), Article e014013. https://doi.org/10.1136/bmjopen-2016-014013

Introduction: Osteoarthritis (OA) pain is a major cause of long-term disability and chronic pain in the adult population. One in five patients does not receive satisfactory pain relief, which reflects the complexity of chronic pain and the current la... Read More about Imaging Pain Relief in Osteoarthritis (IPRO): protocol of a double-blind randomised controlled mechanistic study assessing pain relief and prediction of duloxetine treatment outcome.

Contralateral routing of signals disrupts monaural level and spectral cues to sound localisation on the horizontal plane (2017)
Journal Article
Pedley, A. J., & Kitterick, P. T. (2017). Contralateral routing of signals disrupts monaural level and spectral cues to sound localisation on the horizontal plane. Hearing Research, 353, 104-111. https://doi.org/10.1016/j.heares.2017.06.007

Objectives: Contra-lateral routing of signals (CROS) devices re-route sound between the deaf and hearing ears of unilaterally-deaf individuals. This rerouting would be expected to disrupt access to monaural level cues that can support monaural locali... Read More about Contralateral routing of signals disrupts monaural level and spectral cues to sound localisation on the horizontal plane.

A Music-Related Quality of Life measure to guide music rehabilitation for adult CI users (2017)
Journal Article
Dritsakis, G., van Besouw, R. M., Kitterick, P. T., & Verschuur, C. A. (2017). A Music-Related Quality of Life measure to guide music rehabilitation for adult CI users. American Journal of Audiology, 26(3), https://doi.org/10.1044/2017_AJA-16-0120

Purpose: A music-related quality of life (MuRQoL) questionnaire was developed for the evaluation of music rehabilitation for adult cochlear implant (CI) users. The present studies were aimed at refinement and validation. Method: Twenty-four experts r... Read More about A Music-Related Quality of Life measure to guide music rehabilitation for adult CI users.

Human antimicrobial peptides in ocular surface defense (2017)
Journal Article
Mohammed, I., Said, D. G., & Dua, H. S. (2017). Human antimicrobial peptides in ocular surface defense. Progress in Retinal and Eye Research, 61, 1-22. https://doi.org/10.1016/j.preteyeres.2017.03.004

Sight depends on the passage of light through the transparent cornea and being focused on the fovea. Its exposed position renders it vulnerable to microbial infection. The cornea has developed a wide array of defense mechanisms against infection, of... Read More about Human antimicrobial peptides in ocular surface defense.

Time-efficient and flexible design of optimized multishell HARDI diffusion (2017)
Journal Article
Hutter, J., Tournier, J. D., Price, A. N., Cordero-Grande, L., Hughes, E. J., Malik, S., …Hajnal, J. V. (2018). Time-efficient and flexible design of optimized multishell HARDI diffusion. Magnetic Resonance in Medicine, 79(3), 1276-1292. https://doi.org/10.1002/mrm.26765

Purpose: Advanced diffusion magnetic resonance imaging benefits from collecting as much data as is feasible but is highly sensitive to subject motion and the risk of data loss increases with longer acquisition times. Our purpose was to create a maxim... Read More about Time-efficient and flexible design of optimized multishell HARDI diffusion.

Spatial processing is frequency specific in auditory cortex but not in the midbrain (2017)
Journal Article
Mill, R., Sumner, C. J., & Sollini, J. A. (2017). Spatial processing is frequency specific in auditory cortex but not in the midbrain. Journal of Neuroscience, 37(27), 6588-6599. https://doi.org/10.1523/JNEUROSCI.3034-16.2017

© 2017 the authors. The cochlea behaves like a bank of band-pass filters, segregating information into different frequency channels. Some aspects of perception reflect processing within individual channels, but others involve the integration of infor... Read More about Spatial processing is frequency specific in auditory cortex but not in the midbrain.

Impact of stimulus-related factors and hearing impairment on listening effort as indicated by pupil dilation (2017)
Journal Article
Ohlenforst, B., Zekveld, A. A., Lunner, T., Wendt, D., Naylor, G., Wang, Y., …Kramer, S. E. (2017). Impact of stimulus-related factors and hearing impairment on listening effort as indicated by pupil dilation. Hearing Research, 351, https://doi.org/10.1016/j.heares.2017.05.012

Previous research has reported effects of masker type and signal-to-noise ratio (SNR) on listening effort, as indicated by the peak pupil dilation (PPD) relative to baseline during speech recognition. At about 50% correct sentence recognition perform... Read More about Impact of stimulus-related factors and hearing impairment on listening effort as indicated by pupil dilation.

Brain activity underlying the recovery of meaning from degraded speech: A functional near-infrared spectroscopy (fNIRS) study (2017)
Journal Article
Wijayasiri, P., Hartley, D. E., & Wiggins, I. M. (2017). Brain activity underlying the recovery of meaning from degraded speech: A functional near-infrared spectroscopy (fNIRS) study. Hearing Research, 351, 55-67. https://doi.org/10.1016/j.heares.2017.05.010

The purpose of this study was to establish whether functional near-infrared spectroscopy (fNIRS), an emerging brain-imaging technique based on optical principles, is suitable for studying the brain activity that underlies effortful listening. In an e... Read More about Brain activity underlying the recovery of meaning from degraded speech: A functional near-infrared spectroscopy (fNIRS) study.

Remote assessment of platelet function in patients with acute stroke or transient ischaemic attack (2017)
Journal Article
Bath, P. M., May, J., Flaherty, K., Woodhouse, L. J., Dovlatova, N., Fox, S. C., …TARDIS Investigators. (2017). Remote assessment of platelet function in patients with acute stroke or transient ischaemic attack. Stroke Research and Treatment, 2017, Article 7365684. https://doi.org/10.1155/2017/7365684

Background: Antiplatelets reduce recurrence after cerebral ischaemia. The international TARDIS trial assessed the safety and efficacy of intensive (combined aspirin, dipyridamole and clopidogrel) versus guideline (aspirin and dipyridamole, or clopido... Read More about Remote assessment of platelet function in patients with acute stroke or transient ischaemic attack.