Results 41 to 50 of about 20,928,352 (345)

Impact of High-Voltage Generator Inverter Frequency on Imaging Performance of Digital Radiography System

open access: yesZhongguo yiliao qixie zazhi
This paper introduces and analyzes the principles and structure inside the high-voltage generator, and for the first time proposes the viewpoint that using an inverter to increase the inverter frequency can enhance the imaging performance of the digital ...
Tao LI, Xiaobin MA, Zheng FAN
doaj   +1 more source

Color identification testing device [PDF]

open access: yes, 1970
Testing device, which determines ability of a technician to identify color-coded electric wires, is superior to standard color blindness tests.
Brawner, E. L., Martin, R., Pate, W.
core   +1 more source

Exploiting metabolic adaptations to overcome dabrafenib treatment resistance in melanoma cells

open access: yesMolecular Oncology, EarlyView.
We show that dabrafenib‐resistant melanoma cells undergo mitochondrial remodeling, leading to elevated respiration and ROS production balanced by stronger antioxidant defenses. This altered redox state promotes survival despite mitochondrial damage but renders resistant cells highly vulnerable to ROS‐inducing compounds such as PEITC, highlighting redox
Silvia Eller   +17 more
wiley   +1 more source

Torso Simulation Research on Electromagnetic Compatibility of Implantable Neurostimulator

open access: yesZhongguo yiliao qixie zazhi
In the YY 0989.3—2023 standard, clause 27.106 specifies the protection test against electromagnetic interference, but it only briefly describes the test level for electromagnetic exposure, and does not detail the parameters of the torso.
Qifei LI   +4 more
doaj   +1 more source

Application of PCR Reverse Dot Blot Hybridization Technology for Detecting Pathogenic Bacteria in Medical Masks [PDF]

open access: yesBIO Web of Conferences
To establish a rapid method utilizing PCR reverse dot blot hybridization technology for detecting pathogenic bacteria in masks. Methods: Specific genes were selected: nuc for Staphylococcus aureus, uidA for Escherichia coli, eta for Pseudomonas ...
Lu Xin, Gao Nana, Zhang Zheng, Qiu Peng
doaj   +1 more source

Insertion device for pressure testing [PDF]

open access: yes, 1969
Test device which introduces either pressure or vacuum into a test pipe or tube, is insertable into the tested item where it secures itself into position and requires no external support.
Howland, B. T., Maurin, A. L.
core   +1 more source

Adolescents’ experience of a rapid HIV self-testing device in youth-friendly clinic settings in Cape Town South Africa: a cross-sectional community based usability study

open access: yesJournal of the International AIDS Society, 2016
Introduction: Since HIV testing in South African adolescents and young adults is sub‐optimal, the objective of the current study was to investigate the feasibility and acceptability of an HIV rapid self‐testing device in adolescents and young people at ...
P. Smith, M. Wallace, L. Bekker
semanticscholar   +1 more source

ATF4‐mediated stress response as a therapeutic vulnerability in chordoma

open access: yesMolecular Oncology, EarlyView.
We screened 5 chordoma cell lines against 100+ inhibitors of epigenetic and metabolic pathways and kinases and identified halofuginone, a tRNA synthetase inhibitor. Mechanistically halofuginone induces an integrated stress response, with eIF2alpha phosphorylation, activation of ATF4 and its target genes CHOP, ASNS, INHBE leading to cell death ...
Lucia Cottone   +11 more
wiley   +1 more source

Impacting device for testing insulation [PDF]

open access: yes, 1984
An electro-mechanical impacting device for testing the bonding of foam insulation to metal is descirbed. The device lightly impacts foam insulation attached to metal to determine whether the insulation is properly bonded to the metal and to determine the
Redmon, J. W.
core   +1 more source

Infrared laser sampling of low volumes combined with shotgun lipidomics reveals lipid markers in palatine tonsil carcinoma

open access: yesMolecular Oncology, EarlyView.
Nanosecond infrared laser (NIRL) low‐volume sampling combined with shotgun lipidomics uncovers distinct lipidome alterations in oropharyngeal squamous cell carcinoma (OPSCC) of the palatine tonsil. Several lipid species consistently differentiate tumor from healthy tissue, highlighting their potential as diagnostic markers.
Leonard Kerkhoff   +11 more
wiley   +1 more source

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