Results 91 to 100 of about 7,459 (224)

ADAR1 Controls Macrophage Scavenging and Lipid‐Buffering Programs in Metabolic Tissues

open access: yesEuropean Journal of Immunology, Volume 56, Issue 4, April 2026.
ADAR1 expression increase during monocyte‐to‐macrophage differentiation via an alternative transcription start site. Isoform‐specific ADAR1 activity governs key macrophage functions, including efferocytosis, endocytosis, lipid metabolism, and proliferation.
Achilleas Fardellas   +20 more
wiley   +1 more source

Stability of input voltages of a three-level inverter NPC fed by photovoltaic sources

open access: yesRevue des Énergies Renouvelables, 2012
In this paper we study the stability of input voltages of the cascade consisting of a photovoltaic inverter and a three-level structure NPC, feeding a synchronous machine with permanent magnets (PMSM) commissioned by the speed command flow oriented.
F. Bouchafaa   +2 more
doaj  

Dysregulation of Extracellular Vesicle Concentration, MicroRNAs, and Surface Proteins in Patients With Niemann‐Pick Disease Type C

open access: yesJournal of Extracellular Biology, Volume 5, Issue 4, April 2026.
ABSTRACT Niemann‐Pick disease type C (NPC) is a rare neurodegenerative disease primarily caused by mutations in the NPC1 gene, which is associated with cholesterol trafficking impairment, and disruption of endolysosomal processing and extracellular vesicles (EVs).
Sarah Catherine BB Hawthorne   +4 more
wiley   +1 more source

Research on the mechanism of neutral-point voltage fluctuation and capacitor voltage balancing control strategy of three-phase three-level T-type inverter [PDF]

open access: yes, 2017
In order to solve the neutral-point voltage fluctuation problem of three-phase threelevel T-type inverters (TPTLTIs), the unbalance characteristics of capacitor voltages under different switching states and the mechanism of neutral-point voltage ...
Duan, Shuangming   +5 more
core   +2 more sources

Thermal characteristic research of associated power devices based on three-level inverters and power-loss calculation

open access: yesCase Studies in Thermal Engineering, 2018
To reduce the size and improve the power density of three-level inverters, two or more associated power devices are assembled on the same heatsink, which, however, has a great influence on the thermal characteristics of heatsink because of heat ...
Shi-Zhou Xu   +4 more
doaj   +1 more source

PRMT5 Methylates and Stabilizes EphA2 via Inhibiting Its Ubiquitination and Degradation to Promote Nasopharyngeal Carcinoma Stem Cell Properties

open access: yesMedComm, Volume 7, Issue 4, April 2026.
PRMT5 binds and methylates EphA2, which stabilizes EphA2 via inhibiting Cbl‐mediated EphA2 ubiquitination degradation to promote NPC stemness. PRMT5‐derived peptide P20 disrupts PRMT5–EphA2 interaction, which degrades EphA2 via enhancing Cbl‐mediated EphA2 ubiquitination degradation to suppress NPC stemness.
Zheng‐Zheng Yu   +16 more
wiley   +1 more source

Performance comparison of multicell series and npc multilevel сonverters for a statcom [PDF]

open access: yes, 2019
. In this paper, we present a comparative study of the performances of the multicells series and the Neutral-Point-Clamped (NPC) three-level converters used at synchronous staticcompensators (STATCOM) for the control of the voltage at a point of the ...
Belakehal, S., Chenni, R., Djellad, A.
core   +3 more sources

A new space-vector-modulation algorithm for a three-level four-leg NPC inverter [PDF]

open access: yes, 2016
For power conversion systems interfaced to 4-wire supplies, four-leg converters have become a standard solution. A four-leg converter allows good compensation of zero-sequence harmonics and full utilization of the dc-link voltage.
Felix Rojas   +5 more
core   +1 more source

Estimation of energy storage and its feasibility analysis [PDF]

open access: yes, 2013
Storage significantly adds flexibility in Renewable Energy (RE) and improves energy management. This chapter explains the estimation procedures of required storage with grid connected RE to support for a residential load.
Ali, A. B. M. Shawkat   +2 more
core   +3 more sources

Comparison between two VSC-HVDC transmission systems technologies : modular and neutral point clamped multilevel converter [PDF]

open access: yes, 2009
The paper presents a detail comparison between two voltage source converter high voltage dc transmission systems, the first is based on neutral point-clamped (also known as HVDC-Light) and the second is based on innovative modular multilevel converter ...
Adam, G.P.   +5 more
core  

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