Results 31 to 40 of about 304,400 (401)

INF2-mediated actin polymerization at the ER stimulates mitochondrial calcium uptake, inner membrane constriction, and division

open access: yesJournal of Cell Biology, 2018
Mitochondrial division requires division of both the inner and outer mitochondrial membranes (IMM and OMM, respectively). Interaction with endoplasmic reticulum (ER) promotes OMM division by recruitment of the dynamin Drp1, but effects on IMM division ...
R. Chakrabarti   +5 more
semanticscholar   +1 more source

CT Findings of Central Airway Lesions Causing Airway Stenosis-Visualization and Quantification: A Pictorial Essay

open access: yes대한영상의학회지, 2021
The tracheobronchial tree is a system of airways that allows the passage of air to aerate the lungs and entire body. Several pathological conditions can affect this anatomical region.
Myeong Jin Choi, Hee Kang
doaj   +1 more source

Constriction of actin rings by passive crosslinkers [PDF]

open access: yes, 2022
In many organisms, cell division is driven by the constriction of a cytokinetic ring, which consists of actin filaments and crosslinking proteins. While it has long been believed that the constriction is driven by motor proteins, it has recently been discovered that passive crosslinkers that do not turn over fuel are able to generate enough force to ...
arxiv   +1 more source

Structural Basis of Mitochondrial Receptor Binding and Constriction by DRP1

open access: yesNature, 2018
Mitochondrial inheritance, genome maintenance and metabolic adaptation depend on organelle fission by dynamin-related protein 1 (DRP1) and its mitochondrial receptors. DRP1 receptors include the paralogues mitochondrial dynamics proteins of 49 and 51 kDa
Raghav Kalia   +6 more
semanticscholar   +1 more source

Activity-induced asymmetric dispersion in confined channels with constriction [PDF]

open access: yes, 2023
Microorganisms, such as E.Coli, are known to display upstream behavior and respond rheotactically to shear flows. In particular, E.Coli suspensions have been shown to display strong sensitivity to spatial constrictions, leading to an anomalous densification past the constriction for incoming fluid velocities comparable to the microoganism's self ...
arxiv   +1 more source

Enhancement of polarization in a spin-orbit coupling quantum wire with a constriction [PDF]

open access: yes, 2007
We investigate the enhancement of spin polarization in a quantum wire in the presence of a constriction and a spin-orbit coupling segment. It is shown that the spin-filtering effect is significantly heightened in comparison with the configuration without
Chao Zhang   +8 more
core   +4 more sources

Evaluación de diferentes ambientes en la sinterización de aleaciones pulvimetalúrgicas consolidadas por inducción de ultra-alta frecuencia

open access: yesRevista de Metalurgia, 2015
Este trabajo comprende una revisión de la aplicación de la inducción de ultra-alta frecuencia (UHFIS) en la sinterización de aleaciones pulvimetalúrgicas de base hierro para diferentes ambientes.
Pınar Sari Çavdar, Uǧur Çavdar
doaj   +1 more source

The Heterogeneous Expressions of Pericardial Disease: A Case Report/Series [PDF]

open access: yesReviews in Clinical Medicine, 2019
Introduction: The pericardium may have various phenotypic manifestations in assorted disease states, such as acute pericarditis, effusive constrictive pericarditis, and constrictive pericarditis.
Tim Paterick
doaj   +1 more source

Characterization of superconducting nanowire single-photon detector with artificial constrictions [PDF]

open access: yesAIP Advances 4, 067114 (2014), 2014
Statistical studies on the performance of different superconducting nanowire single-photon detectors (SNSPDs) on one chip suggested that random constrictions existed in the nanowire that were barely registered by scanning electron microscopy. With the aid of advanced e-beam lithography, artificial geometric constrictions were fabricated on SNSPDs as ...
arxiv   +1 more source

Pericardial Constriction with Severe Mitral Regurgitation: An Uncommon Association

open access: yesJournal of the Indian Academy of Echocardiography & Cardiovascular Imaging, 2020
Pericardial constriction is a condition, in which there is a lack of transmission of changes in intrathoracic pressures to the structures encased in pericardium due to thickened, fibrosed, and most of the cases, calcified pericardium.
Saurabh Ajit Deshpande   +3 more
doaj   +1 more source

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