Results 11 to 20 of about 1,263,682 (340)

Coupling the neural and physical dynamics in rhythmic movements [PDF]

open access: yes, 1996
A pair of coupled oscillators simulating a central pattern generator (CPG) interacting with a pendular limb were numerically integrated. The CPG was represented as a van der Pol oscillator and the pendular limb was modeled as a linearized, hybrid spring ...
Hatsopoulos, Nicholas G.
core   +1 more source

Nondeterministic nature of sensorineural outcomes following noise trauma

open access: yesBiology Open, 2021
Over 1.1 billion individuals are at risk for noise induced hearing loss yet there is no accepted therapy. A long history of research has demonstrated that excessive noise exposure will kill outer hair cells (OHCs).
O'neil W. Guthrie, Ishan S. Bhatt
doaj   +1 more source

Associations of clinical outcomes and MRI findings in intra-articular administration of autologous adipose-derived stem cells for knee osteoarthritis

open access: yesRegenerative Therapy, 2020
Introduction: Clinical studies of intra-articular injection of mesenchymal stem cells for osteoarthritis (OA) indicate its efficacy. Here, we retrospectively investigated the associations of pretherapeutic magnetic resonance imaging (MRI) findings with ...
Junya Higuchi   +12 more
doaj   +1 more source

The superficial zone of articular cartilage

open access: yesInflammation and Regeneration, 2022
The superficial zone of articular cartilage contributes to smooth joint motion through the production of proteoglycan 4 (PRG4), also known as lubricin.
Taku Saito
doaj   +1 more source

Calculation of the Coupling Coefficient in Step-Index Multimode Polymer Optical Fibers Based on the Far-Field Measurements

open access: yesFrontiers in Physics, 2022
Using the power flow equation (PFE), this article investigates mode coupling in step-index (SI) multimode (MM) polymer optical fiber (POF). This equation’s coupling coefficient was initially fine-tuned so that it could appropriately reconstruct ...
Svetislav Savović   +5 more
doaj   +1 more source

Neuropharmacological targets for drug action in vestibular sensory pathways [PDF]

open access: yes, 2017
The use of pharmacological agents is often the preferred approach to the management of vestibular dysfunction. In the vestibular sensory pathways, the sensory neuroepithelia are thought to be influenced by a diverse number of neuroactive substances that ...
Jones, Timothy A, Lee, Choongheon
core   +3 more sources

Shapes, scents and sounds:quantifying the full multi-sensory basis of conceptual knowledge [PDF]

open access: yes, 2013
Contemporary neuroscience theories assume that concepts are formed through experience in multiple sensory-motor modalities. Quantifying the contribution of each modality to different object categories is critical to understanding the structure of the ...
Hoffman, Paul, Lambon Ralph, Matthew A
core   +2 more sources

Biphasic regulation of chondrocytes by Rela through induction of anti-apoptotic and catabolic target genes

open access: yesNature Communications, 2016
Rela is a transcription factor shown to have seemingly contradictory roles in anabolism and catabolism of cartilage. Here the authors find that Rela prevents chondrocyte apoptosis and that homozygous knockout causes accelerated osteoarthritis in adults ...
Hiroshi Kobayashi   +14 more
doaj   +1 more source

3D Indoor Positioning of UAVs with Spread Spectrum Ultrasound and Time-of-Flight Cameras

open access: yesSensors, 2017
This work proposes the use of a hybrid acoustic and optical indoor positioning system for the accurate 3D positioning of Unmanned Aerial Vehicles (UAVs). The acoustic module of this system is based on a Time-Code Division Multiple Access (T-CDMA) scheme,
José A. Paredes   +3 more
doaj   +1 more source

Effect of Pulsed or Continuous Delivery of Salt on Sensory Perception Over Short Time Intervals [PDF]

open access: yes, 2009
Salt in the human diet is a major risk factor for hypertension and many countries have set targets to reduce salt consumption. Technological solutions are being sought to lower the salt content of processed foods without altering their taste.
A Okiyama   +33 more
core   +1 more source

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