Results 81 to 90 of about 1,535,246 (311)

Microwave photoresistance in a two-dimensional electron gas with separated Landau levels

open access: yes, 2011
Theories of microwave-induced resistance oscillations in high-mobility two-dimensional electron gas predict that with decreasing oscillation order $n$ or with increasing frequency $\omega$ the photoresistance maxima should appear closer to the cyclotron ...
Hatke, A. T.   +3 more
core   +1 more source

RIPK4 function interferes with melanoma cell adhesion and metastasis

open access: yesMolecular Oncology, EarlyView.
RIPK4 promotes melanoma growth and spread. RIPK4 levels increase as skin lesions progress to melanoma. CRISPR/Cas9‐mediated deletion of RIPK4 causes melanoma cells to form less compact spheroids, reduces their migratory and invasive abilities and limits tumour growth and dissemination in mouse models.
Norbert Wronski   +9 more
wiley   +1 more source

Do Iron Curtains Happen More than Once?

open access: yes, 2011
Two separations significant for World Christendom commemorated their 50th birthdays on 13 August: the construction of the Berlin Wall and the splitting up of the “All-Union Council of Evangelical Christians-Baptists”.
Yoder, Dr. William
core  

The 1941 miners' strike in northern France: from a dispute over soap to armed resistance [PDF]

open access: yes, 2006
In Northern France in 1941, while under German military occupation, 100,000 miners went on strike from the 27th May to the 9th June. This strike not only cost the German war machine half a million tonnes of coal, but also had long-term consequences for ...
Cushion, Stephen
core  

Two-dimensional body of maximum mean resistance [PDF]

open access: yes, 2009
A two-dimensional body, exhibiting a slight rotational movement, moves in a rarefied medium of particles which collide with it in a perfectly elastic way.
Alexander Plakhov   +19 more
core   +3 more sources

COMP–PMEPA1 axis promotes epithelial‐to‐mesenchymal transition in breast cancer cells

open access: yesMolecular Oncology, EarlyView.
This study reveals that cartilage oligomeric matrix protein (COMP) promotes epithelial‐to‐mesenchymal transition (EMT) in breast cancer. We identify PMEPA1 (protein TMEPAI) as a novel COMP‐binding partner that mediates EMT via binding to the TSP domains of COMP, establishing the COMP–PMEPA1 axis as a key EMT driver in breast cancer.
Konstantinos S. Papadakos   +6 more
wiley   +1 more source

Reduction of Kinematic Resistance To Movement Of the Railway Vehicles

open access: yesMATEC Web of Conferences, 2018
The aim of the work is to reduce the train rolling resistance to movement the railway vehicles. The article proves the expediency of changing the constructive scheme of railway vehicle wheel, which allows independent rotation their wheel mounting surface
Mikhailov E.   +3 more
doaj   +1 more source

Simulation analysis of shearer drum cutting coal-rock under oblique cutting conditio

open access: yesGong-kuang zidonghua, 2018
In order to study movement rule and force characteristic of shearer drum under oblique cutting condition, virtual prototype model of shearer under oblique cutting condition was established by use of ADAMS, and movement curve of shearer drum was obtained ...
YUAN Bin, WANG Yiliang, YANG Zhaojian
doaj   +1 more source

Limitations of vehicle movement resistances: aerodynamic resistance

open access: yesAUTOBUSY – Technika, Eksploatacja, Systemy Transportowe, 2018
In the paper limitations and exemplary methods of aerodynamic drag force minimization in different kinds of vehicles are described. Changes of value of aerodynamic drag coefficient during years are present-ed. Conclusions about future possible new solutions in different kinds of vehicles are formulated.
Aleksandra Pindel   +2 more
openaire   +2 more sources

Engineered extracellular vesicles enriched with the miR‐214/199a cluster enhance the efficacy of chemotherapy in ovarian cancer

open access: yesMolecular Oncology, EarlyView.
Loss of the miR‐214/199a cluster is associated with recurrence in ovarian cancer. Engineered small extracellular vesicles (m214‐sEVs) elevate miR‐214‐3p/miR‐199a‐5p in tumor cells, suppress β‐catenin, TLR4, and YKT6 signaling, reprogram tumor‐derived sEV cargo, reduce chemoresistance and migration, and enhance carboplatin efficacy and survival in ...
Weida Wang   +12 more
wiley   +1 more source

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