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Functional Near Infrared Spectroscopy: Enabling routine functional brain imaging

Meryem A. Yücel, Juliette J. Selb, Theodore J. Huppert, Maria Angela Franceschini, David A. Boas
2017 Current Opinion in Biomedical Engineering  
Functional Near-Infrared Spectroscopy (fNIRS) maps human brain function by measuring and imaging local changes in hemoglobin concentrations in the brain that arise from the modulation of cerebral blood  ...  Since its advent over 20 years ago, researchers have exploited and continuously advanced the ability of near infrared light to penetrate through the scalp and skull in order to non-invasively monitor changes  ...  Acknowledgments This work was supported by the National Institutes of Health P41-EB015896, R01-GM104986, and R24-NS104096.  ... 
doi:10.1016/j.cobme.2017.09.011 pmid:29457144 pmcid:PMC5810962 fatcat:hzfycbtlcjcrxmwbuz5f7fwnla

Shining a Light on Awareness: A Review of Functional Near-Infrared Spectroscopy for Prolonged Disorders of Consciousness

Mohammed Rupawala, Hamid Dehghani, Samuel J. E. Lucas, Peter Tino, Damian Cruse
2018 Frontiers in Neurology  
Optical neuroimaging using fNIRS typically requires the use of a set of light-emitting diodes (light sources) on the scalp, and an equal or larger set of detectors,  ...  Qualitative clinical assessments of the recovery of awareness after severe brain injury require an assessor to differentiate purposeful behavior from spontaneous behavior.  ...  patients with limited cognitive resources as a result of brain injury.  ... 
doi:10.3389/fneur.2018.00350 pmid:29872420 pmcid:PMC5972220 fatcat:wtk2uwearzcrbawbnzt66pqcui

A Newcomer's Guide to Functional Near Infrared Spectroscopy Experiments

Rand J. Almajidy, Kunal Mankodiya, Mohammadreza Abtahi, Ulrich Hofmann
2019 IEEE Reviews in Biomedical Engineering  
A variety of experimental and clinical studies with fNIRS are sampled, shedding light on many brain-related ailments.  ...  Its purpose is to jump-start interested practitioners considering utilizing a non-invasive, versatile, nevertheless challenging window into the brain using optical methods.  ...  ACKNOWLEDGMENT The authors would like to thank the reviewers for their helpful suggestions. We convey sincere appreciation to Alyssa Zisk for proofreading.  ... 
doi:10.1109/rbme.2019.2944351 pmid:31634142 fatcat:owjyd2dj5va45ixrcylnvskvne

WearLight: Towards a Wearable, Configurable Functional NIR Spectroscopy System for Noninvasive Neuroimaging

Manob Jyoti Saikia, Walt Besio, Kunal Mankodiya
2018 IEEE Transactions on Biomedical Circuits and Systems  
In addition, we have pursued detailed research and comparative analysis on the design of the optodes encapsulating an NIR light source and a detector into 3D-printed material.  ...  Functional Near-Infrared Spectroscopy (fNIRS) has emerged as an effective brain monitoring technique to measure the hemodynamic response of the cortical surface.  ...  The authors would also like to thank Gozde Cay and Dylan Kennedy for their assistance.  ... 
doi:10.1109/tbcas.2018.2876089 pmid:30334769 fatcat:yy37gsg27zfynleyfhub3h3ht4

Consciousness, accessibility, and the mesh between psychology and neuroscience

Ned Block
2007 Behavioral and Brain Sciences  
This target article argues for an abstract solution to the problem and exhibits a source of empirical data that is relevant, data that show that in a certain sense phenomenal consciousness overflows cognitive  ...  We argue that Block's article relies on an outdated and imprecise concept of access, and perpetuates a common misunderstanding of GWT that conflates the Commentary/Block: Consciousness, accessibility,  ...  A C K N O W L E D G M E N T S This work is supported by the Wellcome Trust (for Geraint Rees) , and the Fyssen Foundation and the Marie Curie European Program (for Claire Sergent).  ... 
doi:10.1017/s0140525x07002786 pmid:18366828 fatcat:hzmyn3d34rfdrdm5fejczzkufq

Enhancing Our Lives with Immersive Virtual Reality

Mel Slater, Maria V. Sanchez-Vives
2016 Frontiers in Robotics and AI  
In Section 5, we present the domain of moral behavior, including an example of how it might be used to train professionals such as medical doctors when confronting serious dilemmas with patients.  ...  The purpose of this article is to survey a range of VR applications where there is some evidence for, or at least debate about, its utility, mainly based on publications in peer-reviewed journals.  ...  Hence, each interacted with an entity at its own scale (the rat with a small robot, the human with a human-sized avatar), leading to interspecies communication.  ... 
doi:10.3389/frobt.2016.00074 fatcat:zvf3bovitnezxagd4iel4sqo3e

Index [chapter]

2022 Stroke  
trials on, 1105-1106, 1106t timing of surgery, 1108 younger patients in, 1106-1107 for subarachnoid hemorrhage, 1110 Decompressive hemicraniectomy for brain edema, 792 for intracranial pressure  ...  syndrome, 378 carotid artery dissection with, 511 Human cell systems, preconditioning and, 80 Human chorionic gonadotropin (hCG), 892 Human Genome Project, 714 Human immunodeficiency virus (HIV)  ... 
doi:10.1016/b978-0-323-69424-7.18001-9 fatcat:i3mjz5jw65cinol2u7cmznlahq

30th Annual Computational Neuroscience Meeting: CNS*2021–Meeting Abstracts

2021 Journal of Computational Neuroscience  
Currently, most functional models of neural activity are based on firing rates, while the most relevant signals for inter-neuron communication are spikes.  ...  One of the goals of neuroscience is to understand the computational principles that describe the formation of behaviorally relevant signals in the brain, as well as how these computations are realized  ...  Programme for Research and Innovation under the Specific Grant Agreement No. 945539 (Human Brain Project SGA3) and No. 785907 (Human Brain Project SGA2).  ... 
doi:10.1007/s10827-021-00801-9 pmid:34931275 pmcid:PMC8687879 fatcat:evpmmfpaivgpxdqpive5xdgmwu


Presentata Da:, Andrea Coordinatore, Dottorato Relatore, Vanelli Alessandro, Roberto Coralli, Guerrieri
The general functioning principle of this technique involves shining light pulses, generated with a picosecond diode, on the subject's head.  ...  For what concerns epileptic foci localization with electrical brain imaging approaches, experimental data acquired on human patients is needed to validate the effectiveness of EIT as an information source  ... 

Dietary Sodium, Potassium, and Blood Pressure in Normotensive Pregnant Women: the National Health and Nutrition Examination Survey

Abbi D. Lane-Cordova, Lara R Schneider, William C Tucker, James W Cook, Sara Wilcox, Jihong Liu
2019 Applied Physiology, Nutrition and Metabolism  
We tested for differences in blood pressure across quartiles of sodium intake using Kruskal-Wallis tests and linear regression to evaluate associations of sodium, potassium, and the sodium-to-potassium  ...  Sodium (β = 0.16, 95% confidence interval (CI): -0.20 to 0.52) and potassium (β = 0.18, 95% CI: -0.24 to 0.60) and the sodium-to-potassium ratio (β = -0.54, 95% CI: -1.55 to 0.47) were not associated with  ...  keyboard, and an optical mouse.  ... 
doi:10.1139/apnm-2019-0186 pmid:31251883 fatcat:pq2ljt4mw5c5tg5qcrlidvzpsy

Summary of Current Researches

1905 Journal of the Royal Microscopical Society  
"The lamp is mounted on an oak base, and is supplied with two switches, one for the lamp and one for the rwam-stye."  ...  On the flat side of thc gill lamella a capillary net communicates on one side with the vein lacuna and on the other probably with the above-mentioned artery.  ... 
doi:10.1111/j.1365-2818.1905.tb00211.x fatcat:t3ohfdhmzvcg7gl33qjwgkwi5y

Motor learning induced neuroplasticity in minimally invasive surgery

Kunal Shetty, Ara Darzi, Guang-Zhong Yang, Daniel Leff
Advances in functional neuroimaging permit direct interrogation of evolving patterns of brain function associated with motor learning due to the property of neuroplasticity and has been used on surgeons  ...  to identify the neural correlates for technical skills acquisition and the impact of new technology.  ...  on! the! study! of! light! signals.! Human! tissues! are! relatively! transparent! to! light! within! the! NIR! wavelength! a! phenomena! termed! as! the! 'optical( window',! simply! demonstrated!  ... 
doi:10.25560/56079 fatcat:xkob4c7mazfobld6mzxqxlj62y

Biomaterial implants combined with cell therapy improve axonal regeneration after spinal cord injury

Thomas Schackel
Consequently, autologous SC transplantation was tested in clinical trials in human patients with acute SCI (< 1 month post-injury) and determined to be safe.  ...  All rats were housed in groups of 4 -5 animals/cage on a 12/12-hour light/dark cycle with free access to food and water (ad libitum) in the animal facility at the Spinal Cord Injury Center of the Heidelberg  ... 
doi:10.11588/heidok.00028880 fatcat:6ntqzkom2jhq7iazb2dkxc4tu4

Super-resolution imaging of cell-surface Sonic hedgehog multimolecular signalling complexes

Mirella Koleva, Mark Neil, Anthony Magee, Engineering And Physical Sciences Research Council
optical imaging beyond the diffraction limit.  ...  It is widely studied, not least because dysregulation of the Shh signalling pathway leads to repercussions on human health, such as contraction of cancer.  ...  The illumination pattern of light is created by shining light through a 'grating' (Fig. 2. 2.5.2).  ... 
doi:10.25560/24829 fatcat:pqy265otvvd7lfm73zcqdqjf4e

The chymist and the craftsman: divine artiface and Robert Boyle's mechanical and experimental natural philosophy [article]

Margaret Grace Cook, University Of Calgary, University Of Calgary, Margaret J. Osler
The author retains ownership of the copyright in this thesis. Neither the thesis nor substantial extracts f?om it may be printed or othenvise reproduced without the author's permission.  ...  The author has granted a nonexclusive licence dowing the National Library of Canada to reproduce, loan, distribute or seU copies of thrs thesis in microfonn, paper or electronic formats.  ...  An. 1.4.~. 10) Gai. de usu P. 1.7.~. 14.208[folio 137 verso] that shine above both their Pace & their Stages; & make that ineshausted Sour[cje of light & that at so v a n a Distance. give an esact account  ... 
doi:10.11575/prism/11201 fatcat:pf2pzjmdfzbfbbnxdo6zljbrei