Results 41 to 50 of about 11,417,390 (295)

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Early Flame and Smoke Detection in Valve Halls of Ultra-High-Voltage Converter Stations Using an Attention-Enhanced YOLOv5s Model

open access: yesFire
Early detection of incipient fire signs, such as dilute smoke emerging at valve hall penetration seals, remains a critical challenge for fire safety in ultra-high-voltage (UHV) converter stations.
Rui Liu   +8 more
doaj   +1 more source

Lightning protection of multi‐fracture arc‐quenching lightning protection gap for 35 kV distribution lines

open access: yesIET Generation, Transmission & Distribution, 2021
Owing to the low insulation level of 35 kV distribution lines, lightning outage accidents and huge economic losses occur frequently. Therefore, a multi‐fracture arc‐quenching lightning protection gap (MFALPG) for 35 kV distribution lines is developed to ...
Dong Wu, Ju‐feng Wang
doaj   +1 more source

Analysis of energy losses reduction potential on the distribution line of campus building through electric power quality improvement [PDF]

open access: yes, 2020
In public and commercial buildings, the reduction of electricity consumption activities can be conducted through 3 paths, including improving the quality level of electric power, increasing the efficiency of electrical equipment, and reducing the waste ...
Pawawoi, Andi   +7 more
core   +1 more source

Engineering peptides into antibodies—opportunities and strategies for therapeutic innovation

open access: yesFEBS Letters, EarlyView.
Peptides and antibodies occupy complementary therapeutic niches. Peptides recognize difficult targets in a compact format, while antibodies add specificity, long half‐life, and effector functions. This review examines strategies that merge both modalities—peptide grafting into loops, terminal and Fc fusions, and bioconjugation—highlighting how ...
Jinling Wang   +2 more
wiley   +1 more source

Influence of Flexibilizers on the Thermal and Combustion Properties of Soundproof Enclosures in Ultrahigh Voltage Converter Transformer Equipment

open access: yesFire
Soundproof enclosures are essential components in ultra-high voltage converter transformer equipment. However, conventional designs pose considerable fire risks, as they may impede fire suppression efforts in case of equipment failure. This study adopted
Jiaqing Zhang   +4 more
doaj   +1 more source

Highly sensitive multifunction protection coordination scheme for improved reliability of power systems with distributed generation (PVs)

open access: yesIET Renewable Power Generation, 2023
The high penetration of distribution generators (DGs), such as photovoltaic (PV), has made optimal overcurrent coordination a major concern for power protection.
Feras Alasali   +5 more
doaj   +1 more source

Analysis of Distribution Network Protection Based on Distributed Power Sources

open access: yesIOP Conference Series: Materials Science and Engineering, 2018
After a distributed power supply is connected to a distribution network, the distribution network changes from a single-supply radiant network to a network. When a fault occurs in the distribution network, the size and direction of the short - circuit current will change, giving rise to conventional relay protection. Normal operation brings a series of
Rili Cong   +3 more
openaire   +1 more source

Impact of Changed Reactive Power Flows on Protection Relays in the Future Distribution Grid

open access: yes, 2021
5 S.As part of the decarbonisation of the energy system, large power plants in the transmission grid are gradually being switched off and the resulting lack of reactive power demand is being covered by the sub-grid levels.
R. Grab   +7 more
core   +1 more source

Liver organoids: modelling complexity in homeostasis and disease

open access: yesFEBS Letters, EarlyView.
Studying liver in vitro has been challenging because simple 2D cell cultures fail to capture liver's cellular and architectural complexity. To bridge this gap, scientists increasingly use organoids, 3D liver models which better mimic liver composition and function. This review examines recent advances in liver organoid complexity and realism, discusses
Anna M. Dowbaj, Meritxell Huch
wiley   +1 more source

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