Results 81 to 90 of about 314,928 (308)

An Energy Balanced Dynamic Topology Control Algorithm for Improved Network Lifetime

open access: yes, 2013
In wireless sensor networks, a few sensor nodes end up being vulnerable to potentially rapid depletion of the battery reserves due to either their central location or just the traffic patterns generated by the application.
Chu, Xiaoyu, Sethu, Harish
core   +1 more source

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

Unit Commitment With Frequency Stability Enhancement for an Isolated Power System

open access: yesIEEE Access
This paper presents an efficient mixed-integer linear programming approach to unit commitment (UC) in isolated power systems while maintaining frequency stability under loss of generation contingencies.
Jia-Jhang Wu   +3 more
doaj   +1 more source

Space shuttle launch vehicle performance trajectory, exchange ratios, and dispersion analysis [PDF]

open access: yes
A baseline space shuttle performance trajectory for Mission 3A launched from WTR has been generated. Design constraints of maximum dynamic pressure, longitudinal acceleration, and delivered payload were satisfied.
Blackwell, D. L.   +2 more
core   +1 more source

Cost impact of dynamically managing generation reserves

open access: yesInternational Journal of Electrical Power & Energy Systems, 2013
Abstract Generation reserves are needed to maintain the real time balance between power supply and power demand. Because power is noninventoriable, power generation follows power demand. Demand for power varies considerably depending on the time of day, day of the week and season.
Enrique B. Cedeño, Sant Arora
openaire   +1 more source

Pre‐analytical optimization of cell‐free DNA and extracellular vesicle‐derived DNA for mutation detection in liquid biopsies

open access: yesMolecular Oncology, EarlyView.
Pre‐analytical handling critically determines liquid biopsy performance. This study defines practical best‐practice conditions for cell‐free DNA (cfDNA) and extracellular vesicle–derived DNA (evDNA), showing how processing time, storage conditions, tube type, and plasma input volume affect DNA integrity and mutation detection.
Jonas Dohmen   +11 more
wiley   +1 more source

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

Regulation of hydrocarbon production process based on dynamic tracer monitoring of horizontal well inflow profile

open access: yesGeoresursy
This paper presents the results of geological and production analysis of development and reserves of the pilot area using the results of dynamic marker monitoring of horizontal wellbores of production wells using high-precision indicators. As part of the
K. N. Ovchinnikov   +4 more
doaj   +1 more source

Too much of a good thing? on the effects of limiting foreign reserve accumulation [PDF]

open access: yes
Some emerging economies have recently experienced large government surpluses and accelerating foreign exchange reserve accumulation far in excess of what would be implied by the literature on optimal reserves.
Kumhof, Michael, Yan, Isabel K.
core   +1 more source

Keratin 19 as a prognostic marker and contributing factor of metastasis and chemoresistance in high‐grade serous ovarian cancer

open access: yesMolecular Oncology, EarlyView.
Keratin 19 (KRT19) is overexpressed in high‐grade serous ovarian cancer with high levels of Kallikrein‐related peptidases (KLK) 4–7 and is associated with poor survival. In vivo analyses demonstrate that elevated KRT19 increases peritoneal tumour burden.
Sophia Bielesch   +13 more
wiley   +1 more source

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