Results 81 to 90 of about 527,112 (222)

Allogeneic mesenchymal stromal cells overexpressing mutant human Hypoxia-inducible factor 1-α (HIF1-α) in an ovine model of acute myocardial infarction [PDF]

open access: yes, 2016
Background-Bone marrow mesenchymal stromal cells (BMMSCs) are cardioprotective in acute myocardial infarction (AMI) because of release of paracrine angiogenic and prosurvival factors.
Crottogini, Alberto José   +11 more
core   +1 more source

East/Central/South African Genotype in a Chikungunya Outbreak, Dhaka, Bangladesh, 2017

open access: yesEmerging Infectious Diseases, 2019
In 2017, an unprecedented increase in febrile illness was observed in Dhaka, Bangladesh. Real-time reverse transcription PCR confirmed that 603 (40.2%) of 1,500 cases were chikungunya fever.
Mizanur Rahman   +4 more
doaj   +1 more source

K-ATP channel gene expression is induced by urocortin and mediates its cardioprotective effect [PDF]

open access: yes, 2002
Background-Urocortin is a novel cardioprotective agent that can protect cardiac myocytes from the damaging effects of ischemia/reperfusion both in culture and in the intact heart and is effective when given at reperfusion.Methods and Results-We have ...
Chanalaris, A   +11 more
core  

Kinematic dynamo action in a sphere: Effects of periodic time-dependent flows on solutions with axial dipole symmetry

open access: yes, 2004
Choosing a simple class of flows, with characteristics that may be present in the Earth's core, we study the ability to generate a magnetic field when the flow is permitted to oscillate periodically in time.
Arnoldi WE   +11 more
core   +1 more source

Optical circulation in a multimode optomechanical resonator [PDF]

open access: yes, 2017
Optical circulators are important components of modern day communication technology. With their ability to route photons directionally, these nonreciprocal elements provide useful functionality in photonic circuits and offer prospects for fundamental ...
Alù, Andrea   +4 more
core   +3 more sources

MODELING OF DEEP CURRENTS IN THE JAPAN SEA: RELATIONSHIP WITH THE CURRENTS IN THE THERMOCLINE LAYER

open access: yesИзвестия ТИНРО, 2018
Geostrophic deep circulation in the Japan Sea is modeled using the primitive equation multilayer model developed by N.B. Shapiro and E.M. Mikhaylova (Marine Hydrophysical Istitute, RAS).
O. O. Trusenkova
doaj   +1 more source

Toll-like receptor (TLR) 2 and TLR4 gene expression in canine heart [PDF]

open access: yes, 2007
Toll-like receptors (TLRs) are archetypal pattern recognition receptors of immediate importance for an efficacious innate immune response. TLRs exhibit marked differential tissue activity and their levels within a discrete cell type can be highly dynamic.
Blecha, Frank   +2 more
core   +2 more sources

Principles of selection ofdrilling mud stream volume when drilling with a stream pump [PDF]

open access: yesActa Montanistica Slovaca, 2006
The reverse mud circulation induced by a stream pump is most frequently applied for large diameter drilling. This system is treated as auxiliary in all design solutions.
Jan Macuda, Andrzej Gonet
doaj  

Residual circulation and thermohaline distribution of the Ría de Vigo: A 3-D hydrodynamical model

open access: yesScientia Marina, 2001
A three-dimensional, non-linear, baroclinic model is described and tested for the first time to study the residual circulation and the thermohaline distribution of the Ría de Vigo (NW Spain) at short time scales and under different wind stress regimes ...
S. Torres López   +2 more
doaj   +1 more source

Simulation and Analysis of a Split Drill Bit for Pneumatic DTH Hammer Percussive Rotary Drilling

open access: yesGeofluids
Reverse circulation impact drilling has the advantages of high drilling efficiency and less dust, which can effectively form holes in hard rock and gravel layer.
Yuanling Shi, Conghui Li
doaj   +1 more source

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