Results 141 to 150 of about 293,496 (400)

Vangl2 cooperates with Rab11 and Myosin V to regulate apical constriction during vertebrate gastrulation

open access: yesDevelopment, 2015
Core planar cell polarity (PCP) proteins are well known to regulate polarity in Drosophila and vertebrate epithelia; however, their functions in vertebrate morphogenesis remain poorly understood. In this study, we describe a role for PCP signaling in the
O. Ossipova   +3 more
semanticscholar   +1 more source

Tailoring the Properties of 2D Nanomaterial‐Polymer Composites for Electromagnetic Interference Shielding and Energy Storage by 3D Printing—A Review

open access: yesAdvanced Engineering Materials, EarlyView.
This article critically reviews the recent advances in the development of nanomaterial‐based inks derived from 2D nanomaterials and how the addition of 2D nanomaterials alters the rheology of different polymers for 3D printing. The review further explores the application of 3D‐printed structures in the electronics, sensor, and energy sectors.
Amanuel Gebrekrstos   +3 more
wiley   +1 more source

Bilateral popliteal entrapment syndrome in a young athlete diagnosed with ultrasound

open access: yesRadiology Case Reports, 2022
Popliteal artery entrapment syndrome (PAES) occurs when the popliteal artery is compressed by abnormally developed or hypertrophied muscles adjacent to the popliteal fossa.
Hanna K. Thompson, BS   +2 more
doaj  

Apical constriction drives tissue-scale hydrodynamic flow to mediate cell elongation

open access: yesNature, 2014
Epithelial folding mediated by apical constriction converts flat epithelial sheets into multilayered, complex tissue structures and is used throughout development in most animals.
Bing He   +3 more
semanticscholar   +1 more source

Hybrid Framework Materials: Next‐Generation Engineering Materials

open access: yesAdvanced Engineering Materials, EarlyView.
Hybrid organic–inorganic materials merge the unique properties of organic and inorganic compounds, enabling applications in optoelectronics, gas storage, and catalysis. This review explores metal‐organic frameworks, hybrid organic–inorganic perovskites, and the emerging field of hybrid glasses, emphasizing their structures, functionalities, and ...
Jay McCarron   +2 more
wiley   +1 more source

Radicular anatomy of permanent mandibular second molars in an Iranian population: A preliminary study

open access: yesDental Research Journal, 2016
Background: Root morphology is of utmost importance to endodontic sciences. Since there are a few studies on the morphology of mandibular second molars' roots, and some anatomical variables are not evaluated before, the aim of this study was to ...
Nahid M Akhlaghi   +6 more
doaj   +1 more source

Persistent Hall Voltage and Current in the Fractional Quantum Hall Regime

open access: yes, 1996
The persistent Hall voltage and current in an isolated annulus in a strong perpendicular magnetic field, at odd inverse filling factor, and in the presence of a weak constriction is obtained as a function of temperature, and flux piercing the annulus.
Kettemann, Stefan
core   +2 more sources

Constriction Channel Based Single-Cell Mechanical Property Characterization

open access: yesMicromachines, 2015
This mini-review presents recent progresses in the development of microfluidic constriction channels enabling high-throughput mechanical property characterization of single cells. We first summarized the applications of the constriction channel design in
Chengcheng Xue   +5 more
semanticscholar   +1 more source

Effusive-Constrictive Pericarditis

open access: yesJournal of the American College of Cardiology, 2010
![Figure][1] A 15-year-old boy developed cough, low-grade fever, and extreme lethargy over 4 weeks that was unresponsive to a short course of macrolide antibiotic. Laboratory workup was notable for a negative Epstein-Barr virus early antigens antibody, monoslide test, and normal ...
Andrew O. Zurick, Allan L. Klein
openaire   +3 more sources

SCS: Superior‐Vena‐Cava Compressing Shape‐Memory‐Alloy‐Based Implantable Device for Heart Failure

open access: yesAdvanced Engineering Materials, EarlyView.
An implantable superior–vena‐cava compression device, utilizing biocompatible shape‐memory‐alloy actuators, regulates blood flow and thereby achieves an 18.6% reduction in end‐diastolic left ventricular volume in a porcine model of ADHF. This potential long‐term solution minimizes thrombosis risk by avoiding direct blood contact, offering a significant
Yongjin Kim   +6 more
wiley   +1 more source

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