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Lorquet J C JC Department of Chemistry, University of Liège, Sart-Tilman (Bâtiment B6), B-4000 Liège 1, - - 2014
The objective of the present paper is to show the existence of motion coordination among a bundle of trajectories crossing a saddle point region in the forward direction. For zero total angular momentum, no matter how complicated the anharmonic part of the potential energy function, classical dynamics in the vicinity ...
Sekiya Ryo R Department of Chemistry, Graduate School of Science, Hiroshima University, 1-3-1 Kagamiyama, Higashi-Hiroshima, 739-8526 - - 2014
Graphene quantum dots (GQDs) have received considerable attention for their potential applications in the development of novel optoelectronic materials. In the generation of optoelectronic devices, the development of GQDs that are regulated in terms of their size and dimensions and are unoxidized at the sp(2) surfaces is desired. GQDs functionalized ...
Lee Tung-Cun - - 2014
Motility in living systems is due to an array of complex molecular nanomotors that are essential for the function and survival of cells. These protein nanomotors operate not only despite of, but also because of stochastic forces. Artificial means of realizing motility rely on local concentration or temperature gradients that ...
Zeng Ling-Li LL Athinoula A. Martinos Center for Biomedical Imaging, Department of Radiology, Massachusetts General Hospital, Charlestown, MA - - 2014
Individual differences in brain metrics, especially connectivity measured with functional MRI, can correlate with differences in motion during data collection. The assumption has been that motion causes artifactual differences in brain connectivity that must and can be corrected. Here we propose that differences in brain connectivity can also represent a ...
Blasco Eva E Dpt. Química Orgánica, Facultad de Ciencias - Instituto de Ciencia de Materiales de Aragón (ICMA), Universidad de Zaragoza-CSIC, Pedro Cerbuna 12, 50009, Zaragoza, - - 2014
The combination of dendritic and linear polymeric structures in the same macromolecule opens up new possibilities for the design of block copolymers and for applications of functional polymers that have self-assembly properties. There are three main strategies for the synthesis of linear-dendritic block copolymers (LDBCs) and, in particular, the emergence ...
Li J J Laboratory of Anatomy of Domestic Animal, College of Animal Medicine, China Agricultural University, Beijing, 100193, China; Department of Veterinary Medicine, College of Animal Sciences, Zhejiang University, Hangzhou, 310058, - - 2014
Previously, the different monochromatic lights have been demonstrated to affect splenocyte proliferation and melatonin (MEL) secretion in broilers. The present study was designed to evaluate the effects of different monochromatic lights on the development and immune function of broiler cecal tonsils, and to disclose the mechanisms underlying these phenomena. A ...
Orlov Tanya T Neurobiology Department, Life Sciences Institute, The Interdisciplinary Center for Neural Computation and The Edmond and Lily Safra Center for Brain Sciences, Hebrew University of Jerusalem, Jerusalem 91904, Israel, and FMRIB Centre, Nuffield Department of Clinical Neuroscience, University of Oxford, Oxford OX3 9DU, United - - 2014
Regions in the occipitotemporal cortex (OTC) show clear selectivity to static images of human body parts, and upper limbs in particular, with respect to other object categories. Such selectivity was previously attributed to shape aspects, which presumably vary across categories. Alternatively, it has been proposed that functional selectivity for upper ...
El-Amraoui Aziz A Neurosience, Genetic and Physiol. of Audition, Institut Pasteur, 25 rue du Dr Roux, Paris 75015, France, - - 2014
Nherf1, a PDZ-domain-containing protein, was identified in the hair bundle in differentiating outer hair cells (OHCs). Nherf1-/- mice showed apparently mild hearing-threshold elevations at mid/high sound frequencies, associated to OHC hair-bundle shape anomalies, prominent in the basal cochlea. This mild impact on hearing sensitivity was discordant with the finding of ...
Vishwanath Dhanraj D University of St. - - 2014
Humans can obtain an unambiguous perception of depth and 3-dimensionality with 1 eye or when viewing a pictorial image of a 3-dimensional scene. However, the perception of depth when viewing a real scene with both eyes is qualitatively different: There is a vivid impression of tangible solid form and immersive ...
Smith Grace G Department of Sport and Exercise Sciences, University of Chester, Chester, - - 2014
The metatarsophalangeal joint is an important contributor to lower limb energetics during sprint running. This study compared the kinematics, kinetics and energetics of the metatarsophalangeal joint during sprinting barefoot and wearing standardized sprint spikes. The aim of this investigation was to determine whether standard sprinting footwear alters the natural motion ...
Lee Sang-Hun - - 2014
This is a retrospective analysis of lumbar segmental motion using Kinetic magnetic resonance imaging(KMRI). The aim of the study was to investigate lumbar segmental motion in functional (ie, standing weight-bearing flexion and extension) positions and examine the effects of lumbar disk degeneration on lumbar segmental motion. Various biomechanical studies using ...
Fernandez de Castro Juan P JP Department of Ophthalmology and Visual Sciences, University of Louisville, Louisville, Kentucky, United - - 2014
Human and swine retinas have morphological and functional similarities. In the absence of primate models, the swine is an attractive model to study retinal function and disease, with its cone-rich visual streak, our ability to manipulate their genome, and the differences in susceptibility of rod and cone photoreceptors to disease. ...
Cooper Bonnie - - 2014
Here we test interactions of luminance and chromatic input to spatial hyperacuity mechanisms. First, we tested alignment of luminance and chromatic gratings matched or mismatched in contrast polarity or grating type. Thresholds with matched gratings were low while all mismatched pairs were elevated. Second, we determined alignment acuity as a ...
Kuchenbecker James A - - 2014
The electroretinogram (ERG) provides information about outer retina function in both clinical and research applications. ERG components elicited by light increments and decrements can be separated using a long-flash paradigm in which periods of light ON and OFF are alternated. Here, the ON-OFF ERG is combined with a silent substitution ...
Wang Shiuan S Program in Developmental Biology, Baylor College of Medicine, Houston, Texas, United States of - - 2014
Rhodopsin mistrafficking can cause photoreceptor (PR) degeneration. Upon light exposure, activated rhodopsin 1 (Rh1) in Drosophila PRs is internalized via endocytosis and degraded in lysosomes. Whether internalized Rh1 can be recycled is unknown. Here, we show that the retromer complex is expressed in PRs where it is required for recycling ...
Kim Hyejung - - 2014
This paper describes a mixed-signal ECG System-on-Chip (SoC) that is capable of implementing configurable functionality with low-power consumption for portable ECG monitoring applications. A low-voltage and high performance analog front-end extracts 3-channel ECG signals and single channel electrode-tissue-impedance (ETI) measurement with high signal quality. This can be used to evaluate ...
Arianayagam Sanju S Department of Dermatology, Oxford University, Oxford, - - 2014
Pigmentation featured millions of years ago and perhaps began with an amoeba frightening off a predator with some agent such as dopamine to prevent its attachment for phagocytosis by an enemy. This paper suggests that the environmental forces of grip and stick deserve greater emphasis and that mechanical forces involved ...
Shcherbina O A - - 2014
Images of semiconductor "dot-in-rods" and their small clusters are studied by measuring the second-order correlation function with a spatially resolving intensified CCD camera. This measurement allows one to distinguish between a single dot and a cluster and, to a certain extent, to estimate the number of dots in a cluster. ...
Scott Patrick A PA Department of Ophthalmology and Visual Sciences, University of Louisville, Louisville, Kentucky, United - - 2014
Functional studies have detected deficits in retinal signaling in asymptomatic children from families with inherited autosomal dominant retinitis pigmentosa (RP). Whether retinal abnormalities are present earlier during gestation or shortly after birth in a subset of children with autosomal dominant RP is unknown and no appropriate animal RP model possessing ...
Yoshizawa Susumu S Atmosphere and Ocean Research Institute, University of Tokyo, Chiba 277-8564 - - 2014
Light-activated, ion-pumping rhodopsins are broadly distributed among many different bacteria and archaea inhabiting the photic zone of aquatic environments. Bacterial proton- or sodium-translocating rhodopsins can convert light energy into a chemiosmotic force that can be converted into cellular biochemical energy, and thus represent a widespread alternative form of photoheterotrophy. Here ...
Siposan Dan Georgel DG Military Technical Academy, Bucharest, - - 2014
In our activity in the Ambulance Service of Bucharest Municipality during March 2002 - March 2003 we studied a casuistry of patients who had fallen in a coma of varying degrees. To aid better understanding of coma, the concept of "pre-coma stage" or diencephalic "0 stage" was introduced. This concept ...
Diomede Luisa L Department of Molecular Biochemistry and Pharmacology, IRCCS-Istituto di Ricerche Farmacologiche "Mario Negri", Milan, - - 2014
Poor prognosis and limited therapeutic options characterize immunoglobulin light chain (AL) amyloidosis with major heart involvement. Reliable experimental models are needed to study light chains (LC)-heart interactions and to explore strategies for prevention of cardiac damage. We have exploited the nematode C. elegans as a novel tool, since its pharynx ...
Li Bo B Key Laboratory of Magnetic Resonance in Biological Systems and State Key Laboratory of Magnetic Resonance and Atomic and Molecular Physics, Wuhan Institute of Physics and Mathematics, Chinese Academy of Sciences, Wuhan 430071, China; University of the Chinese Academy of Sciences, Beijing 100049, - - 2014
Blood oxygenation level dependent functional magnetic resonance imaging (BOLD-fMRI), one of the most powerful technologies in neuroscience, measures neural activity indirectly. Therefore, systematical correlation of BOLD signals with other neural activity measurements is critical to understand and then to use the technology. Numerous studies have revealed that the BOLD signal ...
Hutson Joel David JD Department of Biological Sciences, Northern Illinois University, DeKalb, - - 2014
A recent study hypothesized that avian-like wrist folding in quadrupedal dinosaurs could have aided their distinctive style of locomotion with semi-pronated and therefore medially facing palms. However, soft tissues that automatically guide avian wrist folding rarely fossilize, and automatic wrist folding of unknown function in extant crocodilians has not been ...
Rane Swati S Radiology and Radiological Sciences, Vanderbilt University School of Medicine, Nashville, TN, USA. Electronic address: - - 2014
While spontaneous BOLD fMRI signal is a common tool to map functional connectivity, unexplained inter- and intra-subject variability frequently complicates interpretation. Similar to evoked BOLD fMRI responses, spontaneous BOLD signal is expected to vary with echo time (TE) and corresponding intra/extravascular sensitivity. This may contribute to discrepant conclusions even following ...
Scheinost D D Department of Diagnostic Radiology, Yale University, New Haven, CT. Electronic address: - - 2014
We present a novel method for controlling the effects of group differences in motion on functional connectivity studies. Resting-state functional magnetic resonance imaging (rs-fMRI) is a powerful tool that allows for the assessment of whole-brain functional organization across a wide range of clinical populations. However, as highlighted by recent studies, ...
Liu Kai - - 2014
Micro bimorph coils driven by a metalinsulator phase transition in VO2 function as powerful torsional muscles. Reversible torsional motion over one million cycles without degradation is demonstrated, with a superior rotational speed up to ca. 200,000 rpm, an amplitude of 500° per mm length, and a power density up to ...
Hamamé Carlos M CM Lyon Neuroscience Research Center, Brain Dynamics and Cognition Team, INSERM U1028, CNRS UMR5292, Lyon, France; University Lyon 1, Lyon, France; Laboratoire de Psychologie Cognitive, CNRS UMR6146, Aix-Marseille Université, Marseille, France. Electronic address: - - 2014
Eye movements are a constant and essential component of natural vision, yet, most of our knowledge about the human visual system comes from experiments that restrict them. This experimental constraint is mostly in place to control visual stimuli presentation and to avoid artifacts in non-invasive measures of brain activity, however, ...
Jin Honglei H State Key Laboratory of Biocontrol and Guangdong Key Laboratory of Plant Resources, School of Life Sciences, Sun Yat-sen University, 510275 Guangzhou, People's Republic of - - 2014
Under high-irradiance conditions, plants must efficiently protect photosystem II (PSII) from damage. In this study, we demonstrate that the chloroplast protein HYPERSENSITIVE TO HIGH LIGHT1 (HHL1) is expressed in response to high light and functions in protecting PSII against photodamage. Arabidopsis thaliana hhl1 mutants show hypersensitivity to high light, drastically ...
Huster René J RJ Experimental Psychology Lab, Carl von Ossietzky University, Oldenburg, Germany; Research Center Neurosensory Science, Carl-von-Ossietzky University Oldenburg, Oldenburg, Germany. Electronic address: - - 2014
Behavioral inhibition often is studied by comparing the electroencephalographic responses to stop and to go signals. Most studies simply assess amplitude differences of the N200 and P300 event-related potentials, which seem to best correspond to increased activity in the theta and delta frequency bands, respectively. However, neither have reliable indicators ...
Biswas Atanu A Chemistry Division, CSIR-Indian Institute of Chemical Biology, 4 Raja S. C. Mullick Road, Jadavpur, Kolkata-700032, West Bengal, India. - - 2014
Micropatterned surfaces with Tris-NTA and biotin functionalities both in the same micropattern as well as individually in adjacent micropatterns are generated by UV light illumination through photo-masks. These surfaces are extremely useful for the immobilization of oligohistidine and biotin tagged multiple biomolecules/proteins.
Wang Hui H Nano-organic Photoelectronic Laboratory and Key Laboratory of Photochemical Conversion and Optoelectronic Materials, Technical Institute of Physics and Chemistry, Chinese Academy of Sciences, Beijing 100190, People's Republic of - - 2014
Integrating vertically aligned nanowires (NWs) on a functional substrate is important for the application of NWs in wafer scale assemblies and functional devices. However, vertically aligned NWs via the current epitaxial growth route can only be prepared on crystalline wafers. A convenient method is thus presented to overcome NW substrate ...
Amaral Fernanda G FG Department of Physiology and Biophysics, Institute of Biomedical Sciences, University of São Paulo, - - 2014
Internal temporal organization properly synchronized to the environment is crucial for health maintenance. This organization is provided at the cellular level by the molecular clock, a macromolecular transcription-based oscillator formed by the clock and the clock-controlled genes that is present in both central and peripheral tissues. In mammals, melanopsin in ...
den Dunnen Johan T JT Human and Clinical Genetics, Leiden University Medical Center, Leiden, - - 2014
Currently, we use the term "pathogenicity" to indicate whether a variant in a gene has an influence on the phenotype or not. Since this term is confusing, not neutral, and incorrectly refers to a disease state, it seems better to use a more neutral term. The suggestion is to use ...
Beurskens Rainer R Department of Kinesiology & Health Education, University of Texas, Austin, TX 78712, - - 2014
Lower limb amputation substantially disrupts motor and proprioceptive function. People with lower limb amputation experience considerable impairments in walking ability, including increased fall risk. Understanding the biomechanical aspects of the gait of these patients is crucial in improving their gait function and their quality of life. In the present study, ...
Diensthuber Ralph P RP Humboldt-Universität zu Berlin , Institut für Biologie, Biophysikalische Chemie, 10115 Berlin, - - 2014
As light-regulated actuators, sensory photoreceptors underpin optogenetics and numerous applications in synthetic biology. Protein engineering has been applied to fine-tune the properties of photoreceptors and to generate novel actuators. For the blue-light-sensitive light-oxygen-voltage (LOV) photoreceptors, mutations near the flavin chromophore modulate response kinetics and the effective light responsiveness. To probe ...
Hariadi Rizal F RF Department of Cell and Developmental Biology, Department of Biophysics, and Department of Biomedical Engineering, University of Michigan, Ann Arbor, MI - - 2014
The molecular motor myosin teams up to drive muscle contraction, membrane traffic, and cell division in biological cells. Myosin function in cells emerges from the interaction of multiple motors tethered to a scaffold, with surrounding actin filaments organized into 3D networks. Despite the importance of myosin function, the influence of ...
Roverud Elin E Department of Speech, Language, and Hearing Sciences, Purdue University, West Lafayette, Indiana - - 2014
The mechanisms of forward masking are not clearly understood. The temporal window model (TWM) proposes that masking occurs via a neural mechanism that integrates within a temporal window. The medial olivocochlear reflex (MOCR), a sound-evoked reflex that reduces cochlear amplifier gain, may also contribute to forward masking if the preceding ...
Yoo Yongjae - - 2014
This paper is concerned with the perception of complex vibrotactile stimuli in which a few sinusoidal vibrations with different frequencies are superimposed. We begin with an observation that such vibrotactile signals are analogous to musical chords in which multiple notes are played simultaneously. A set of so-called "vibrotactile chords" are ...
Talagala Dumidu S DS Research School of Engineering, College of Engineering and Computer Science, Australian National University, Canberra, Australia Capital Territory 0200, - - 2014
The spectral localization cues contained in the head-related transfer function are known to play a contributory role in the sound source localization abilities of humans. However, existing localization techniques are unable to fully exploit this diversity to accurately localize a sound source. The availability of just two measured signals complicates ...
Huang Wei Chieh WC Scheie Eye Institute, Department of Ophthalmology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, - - 2014
To investigate in vivo inner and outer retinal microstructure and effects of structural abnormalities on visual function in patients with retinal degeneration caused by ABCA4 mutations (ABCA4-RD). Patients with ABCA4-RD (n = 45; age range, 9-71 years) were studied by spectral-domain optical coherence tomography (OCT) scans extending from the fovea ...
Dushanova Juliana J Institute of Neurobiology, Bulgarian Academy of Sciences, Sofia, Bulgaria. Electronic address: - - 2014
The question of the present study is whether the brain as a system with gradually decreasing resources maximizes its performance by reorganizing neural networks for greater efficiency. Auditory event-related low frequency oscillations (delta δ - [2, 4]Hz; theta θ - [4.5, 7]Hz; alpha α - [7.5, 12]Hz) were examined during ...
Chow James C JC Department of Orthopaedic Surgery, M/C 844, University of Illinois at Chicago, 835 S. Wolcott Avenue, Chicago, IL 60612-3748 - - 2014
The A2 and A4 pulleys have been shown to be important in finger flexor tendon function. Other authors have suggested either reconstruction or venting of portions of these pulleys in an attempt to preserve finger function in certain clinical situations. This study examines the effects of partial incision of these ...
Schwarzkopf Manti M 1 Technische Universitat Munchen, Lehrstuhl fur - - 2014
Cyanobacteria combine the photosynthetic and respiratory electron transport in one membrane system, the thylakoid membrane. This feature requires an elaborate regulation mechanism to maintain a certain redox status of the electron transport chain, hence, allowing proper photosynthetic and respiratory energy metabolism. In this context, metabolic adaptations, as seen in the ...
Wininger Michael M 1Prosthetics & Orthotics Program, University of Hartford, West Hartford, CT, - - 2014
Background:At the age of 18 years, jazz guitarist Django Reinhardt (1910-1953) sustained significant burns to his left-hand ring and little fingers; yet, subsequently, he relearned to play and achieved international fame, despite his injuries.Case description and methods:Archive film footage and novel motion analysis software were used to compare movements of ...
Luo Xin X Department of Speech, Language, and Hearing Sciences, Purdue University, 500 Oval Drive, West Lafayette, IN 47907, USA. Electronic address: - - 2014
Native Mandarin normal-hearing (NH) listeners can easily perceive lexical tones even under conditions of great voice pitch variations across speakers by using the pitch contrast between context and target stimuli. It is however unclear whether cochlear implant (CI) users with limited access to pitch cues can make similar use of ...
Schatz Andreas A Centre for Ophthalmology, University of Tübingen, Tübingen, Germany; Department of Ophthalmology, Katharinenhospital Stuttgart, Stuttgart, Germany. Electronic address: - - 2014
As impaired S-cone function has been reported psychophysically this study assessed S-cone function during high altitude exposure using electroretinography (ERG) and investigated a possible association with severity of acute mountain sickness (AMS). This work is related to the Tübingen High Altitude Ophthalmology (THAO) study. Standard ERG equipment was used (Diagnosys ...
Pino F F Laboratorio de Fisica Nuclear, Universidad Simon Bolivar, Apartado 89000, 1080A Caracas, Venezuela. Electronic address: - - 2014
The light output response and the neutron and gamma-ray detection efficiency are determined for liquid scintillator EJ-309. The light output function is compared to those of previous studies. Experimental efficiency results are compared to predictions from GEANT4, MCNPX and PENELOPE Monte Carlo simulations. The differences associated with the use of ...
Huarte Alicia - - 2014
Custom Sound EP™ (CSEP) is an advanced flexible software tool dedicated to recording of electrically evoked compound action potentials (ECAPs) in Nucleus(®) recipients using Neural Response Telemetry™ (NRT™). European multi-centre studies of the Freedom™ cochlear implant system confirmed that CSEP offers tools to effectively record ECAP thresholds, amplitude growth functions, ...
Stockman Andrew A Institute of Ophthalmology, University College London, 11-43 Bath Street, London, EC1V 9EL, United - - 2014
Purpose: In this study, we characterize and model changes in visual performance associated with a Tyr99Cys substitution in the guanylate cyclase activating protein (GCAP1) in four family members aged between 39 and 55 years. Guanylate cyclase and its activating protein are molecules in the visual transduction pathway that restore cyclic ...
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