Results 71 to 80 of about 304,400 (401)

Capsaicin-Induced Ca2+ Influx and Constriction of the Middle Meningeal Artery [PDF]

open access: yes, 2014
Research in the past on transient receptor potential cation channel subfamily V member 1 (TRPV1) has been limited to mainly nervous tissue TRPV1 because of the channel’s role in pain perception.
Koide, Masayo   +5 more
core   +1 more source

Violation of the fluctuation-dissipation theorem in time-dependent mesoscopic heat transport [PDF]

open access: yes, 2010
We have analyzed the spectral density of fluctuations of the energy flux through a mesoscopic constriction between two equilibrium reservoirs. It is shown that at finite frequencies, the fluctuating energy flux is not related to the thermal conductance ...
Averin, Dmitri V., Pekola, Jukka P.
core   +2 more sources

Addressing persistent challenges in digital image analysis of cancer tissue: resources developed from a hackathon

open access: yesMolecular Oncology, EarlyView.
Large multidimensional digital images of cancer tissue are becoming prolific, but many challenges exist to automatically extract relevant information from them using computational tools. We describe publicly available resources that have been developed jointly by expert and non‐expert computational biologists working together during a virtual hackathon
Sandhya Prabhakaran   +16 more
wiley   +1 more source

Re-examining Archie's law: Conductance description by tortuosity and constriction [PDF]

open access: yesPhys. Rev. E 86, 046-314 (2012), 2015
In this article we investigate the electrical conductance of an insulating porous medium (e.g., a sedimentary rock) filled with an electrolyte (e.g., brine), usually described using the Archie cementation exponent. We show how the electrical conductance depends on changes in the drift velocity and the length of the electric field lines, in addition to ...
arxiv   +1 more source

Motor equivalent strategies in the production of /u/ in perturbed speech [PDF]

open access: yes, 2010
Several articulatory strategies are available during the production of /u/, all resulting in a similar acoustic output. /u/ has two main constrictions, at the velum and at the lips.
Brunner, Jana   +2 more
core  

Chronic Constrictive Pericarditis [PDF]

open access: yesCase Reports in Cardiology, 2013
Constrictive pericarditis (CP) is a rare clinical entity that can pose diagnostic problems. The diagnosis of CP requires a high degree of clinical suspicion. The gold standard for diagnosis is cardiac catheterization with analysis of intracavitary pressure curves, which are high and, in end diastole, equal in all chambers.
Hossein Doustkami   +4 more
openaire   +4 more sources

Short FtsZ filaments can drive asymmetric cell envelope constriction at the onset of bacterial cytokinesis

open access: yesEMBO Journal, 2017
FtsZ, the bacterial homologue of eukaryotic tubulin, plays a central role in cell division in nearly all bacteria and many archaea. It forms filaments under the cytoplasmic membrane at the division site where, together with other proteins it recruits, it
Qing Yao   +8 more
semanticscholar   +1 more source

Adverse prognosis gene expression patterns in metastatic castration‐resistant prostate cancer

open access: yesMolecular Oncology, EarlyView.
We aggregated a cohort of 1012 mCRPC tissue samples from 769 patients and investigated the association of gene expression‐based pathways with clinical outcomes. Loss of AR signaling, high proliferation, and a glycolytic phenotype were independently prognostic for poor outcomes, and an adverse transcriptional feature score incorporating these pathways ...
Marina N. Sharifi   +26 more
wiley   +1 more source

Domain-wall dynamics at micropatterned constrictions in ferromagnetic (Ga,Mn)As epilayers [PDF]

open access: yes, 2005
The influence of sub-µm geometric constrictions on 90° magnetic domain-wall nucleation and propagation in stripes of ferromagnetic (Ga0.95,Mn0.05)As was explored.
Awschalom, D. D.   +4 more
core   +1 more source

Uncoupling apical constriction from tissue invagination

open access: yeseLife, 2017
Apical constriction is a widely utilized cell shape change linked to folding, bending and invagination of polarized epithelia. It remains unclear how apical constriction is regulated spatiotemporally during tissue invagination and how this cellular ...
SeYeon Chung, Sangjoon Kim, D. Andrew
semanticscholar   +1 more source

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