Results 71 to 80 of about 384,928 (302)

Finite-volume Hyperbolic 3-Manifolds contain immersed Quasi-Fuchsian surfaces [PDF]

open access: yes, 2015
The paper contains a new proof that a complete, non-compact hyperbolic $3$-manifold $M$ with finite volume contains an immersed, closed, quasi-Fuchsian surface.Comment: Final version to appear in AGT.
Baker, Mark D., Cooper, Daryl
core   +4 more sources

Competing Timescales Lead to Oscillations in Shear-Thickening Suspensions [PDF]

open access: yesPhysical Review Letters, 2019
Competing time scales generate novelty. Here, we show that a coupling between the time scales imposed by instrument inertia and the formation of inter-particle frictional contacts in shear-thickening suspensions leads to highly asymmetric shear-rate oscillations.
J. A. Richards   +4 more
openaire   +4 more sources

Molecular characterisation of human penile carcinoma and generation of paired epithelial primary cell lines

open access: yesMolecular Oncology, EarlyView.
Generation of two normal and tumour (cancerous) paired human cell lines using an established tissue culture technique and their characterisation is described. Cell lines were characterised at cellular, protein, chromosome and gene expression levels and for HPV status.
Simon Broad   +12 more
wiley   +1 more source

Localized Stress Fluctuations Drive Shear Thickening in Dense Suspensions

open access: yes, 2017
The mechanical response of solid particles dispersed in a Newtonian fluid exhibits a wide range of nonlinear phenomena including a dramatic increase in the viscosity \cite{1-3} with increasing stress.
Blair, Daniel L.   +2 more
core   +1 more source

On the Role of Mechanics in Chronic Lung Disease. [PDF]

open access: yes, 2013
Progressive airflow obstruction is a classical hallmark of chronic lung disease, affecting more than one fourth of the adult population. As the disease progresses, the inner layer of the airway wall grows, folds inwards, and narrows the lumen.
Eskandari, Mona   +2 more
core   +3 more sources

Cis‐regulatory and long noncoding RNA alterations in breast cancer – current insights, biomarker utility, and the critical need for functional validation

open access: yesMolecular Oncology, EarlyView.
The noncoding region of the genome plays a key role in regulating gene expression, and mutations within these regions are capable of altering it. Researchers have identified multiple functional noncoding mutations associated with increased cancer risk in the genome of breast cancer patients.
Arnau Cuy Saqués   +3 more
wiley   +1 more source

Gated metabolic myocardial imaging, a surrogate for dual perfusion-metabolism imaging by positron emission tomography [PDF]

open access: yes, 2017
Acknowledgments The authors are grateful for the help from Dr H Ali and Dr A Dawson. Funding: This study was performed using a research grant from the Aberdeen Royal Hospitals Trust's Endowment Fund, with further support from the Department of Medical ...
AlMohammad, Abdallah   +4 more
core   +1 more source

Strength through diversity: how cancers thrive when clones cooperate

open access: yesMolecular Oncology, EarlyView.
Intratumor heterogeneity can offer direct benefits to the tumor through cooperation between different clones. In this review, Kuiken et al. discuss existing evidence for clonal cooperativity to identify overarching principles, and highlight how novel technological developments could address remaining open questions.
Marije C. Kuiken   +3 more
wiley   +1 more source

Enhancing the properties of high-density oil well cement with Qusaiba kaolinite

open access: yesScientific Reports
High-density cement slurries used in oil well cementing often face challenges such as particle settling, poor rheological properties, permeability, and compressive strength degradation, which can compromise zonal isolation and well integrity.
Abdulmalek Ahmed   +4 more
doaj   +1 more source

Differential Features of Culprit Intracranial Atherosclerotic Lesions: A Whole-Brain Vessel Wall Imaging Study in Patients With Acute Ischemic Stroke. [PDF]

open access: yes, 2018
BackgroundIntracranial atherosclerotic disease tends to affect multiple arterial segments. Using whole-brain vessel wall imaging, we sought to study the differences in plaque features among various types of plaques in patients with a recent unilateral ...
Bi, Xiaoming   +12 more
core  

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