Results 101 to 110 of about 172,482 (315)

Remote Magnetomechanical Neuromodulation Uncovers Therapeutic Mechanisms for Alleviating Parkinsonian Symptoms in Freely Moving Mice

open access: yesAdvanced Science, EarlyView.
Magnetomechanical neuromodulation using magnetic nanodiscs enables remote activation of neurons. In a hemiparkinsonian mouse model, alternating magnetic fields actuate the nanodiscs to generate torque that opens mechanosensitive ion channels within the subthalamic nucleus, thereby modulating basal ganglia motor circuitry.
Anouk Wolters   +12 more
wiley   +1 more source

A study of tympanic membrane displacement

open access: yes, 1980
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.Presented in this thesis is a study relating to the measurement of tympanic membrane displacement.
Marchbanks, Robert
core  

Targeting Endogenous Lipophagy: A Novel Strategy to Enhance MSC Osteogenesis and Mineralization for Senile Osteoporosis Therapy

open access: yesAdvanced Science, EarlyView.
Schematic representation of the role of lipophagy in bone mesenchymal stem cells(MSCs). In healthy MSCs, functional lipophagy efficiently degrades lipid droplets to support oxidative phosphorylation and cellular energy production, thereby facilitating osteogenic differentiation and matrix mineralization.
Chaoqiang Chen   +8 more
wiley   +1 more source

Prevalence of Middle Ear Infections and Associated Risk Factors in Children under 5 Years in Gasabo District of Kigali City, Rwanda

open access: yesInternational Journal of Pediatrics, 2017
Middle ear infections are common in children, and delay in diagnosis and treatment may result in complications such as delays in speech and language development and deafness.
Kaitesi Batamuliza Mukara   +3 more
doaj   +1 more source

Energy localisation and frequency analysis in the locust ear

open access: yes, 2013
Animal ears are exquisitely adapted to capture sound energy and perform signal analysis. Studying the ear of the locust, we show how frequency signal analysis can be performed solely by using the structural features of the tympanum.
Malkin, Rob   +4 more
core  

Safe MR scanning of patients with metallic middle ear implants

open access: yes, 2006
Objective: To determine the MR scanning risk to patients with otologic implants. Design: We used a repeated-measures study with an additional control measure to assess two aspects of risk; i) movement of the device in the magnetic field, and ii ...
Head, K.   +5 more
core   +1 more source

Paternal Caffeine Exposure Programs Offspring Stress Vulnerability via Sperm Dlk1‐Dio3 Imprinting‐Directed Remodeling of a Novel Neural Circuit

open access: yesAdvanced Science, EarlyView.
The study elucidates that paternal preconception stress can drive offspring hyperresponsivity of the stress system via hypomethylation of a specific DNA region in sperm. This key link is confirmed in a cohort of prospective fathers: the epigenetic alteration is associated with elevated stress hormone levels.
Mengxi Lu   +10 more
wiley   +1 more source

Silicon‐Embedded Multifunctional Heterogeneous Integration for Miniaturized Photoplethysmography Detection Devices

open access: yesAdvanced Science, EarlyView.
ABSTRACT The multifunctional integration of chips with high flexibility and scalable manufacturing is crucial for enhancing chip performance, reducing chip size, and simplifying chip design. However, balancing volume, cost, flexibility, and functionality using traditional heterogeneous integration methods is challenging.
Lang Chen   +7 more
wiley   +1 more source

Ear Canal Pressure Variations Versus Negative Middle Ear Pressure: Comparison Using Distortion Product Otoacoustic Emission Measurement in Humans

open access: yes, 2012
Click on the DOI link to access the article (may not be free).Objective: For more than a century, positive and/or negative ear canal air pressure (ECP) has often been employed to simulate negative middle ear pressure (MEP) in exploring the latter's ...
Sun, Xiao-Ming, Xiao-Ming Sun
core   +1 more source

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