Results 51 to 60 of about 488,564 (288)

Valosin‐containing protein counteracts ATP‐driven dissolution of FUS condensates through its ATPase activity in vitro

open access: yesFEBS Letters, EarlyView.
Biomolecular condensates formed by fused in sarcoma (FUS) are dissolved by high ATP concentrations yet persist in cells. Using a reconstituted system, we demonstrate that valosin‐containing protein (VCP), an AAA+ ATPase, counteracts ATP‐driven dissolution of FUS condensates through its D2 ATPase activity.
Hitomi Kimura   +2 more
wiley   +1 more source

Improved active sub-terahertz imaging system for parcel inspection

open access: yesJournal of the European Optical Society-Rapid Publications
Terahertz radiation has emerged as a prominent solution for imaging and detection beyond visible and infrared. Active terahertz imaging is a widely used technology in this context especially for security applications and screening. Such systems are built
Boutemedjet Ayoub   +3 more
doaj   +1 more source

Downscaled Finite Element Modeling of Metal Targets for Surface Roughness Level under Pulsed Laser Irradiation

open access: yesApplied Sciences, 2021
A three-dimensional, thermal-structural finite element model, originally developed for the study of laser–solid interactions and the generation and propagation of surface acoustic waves in the macroscopic level, was downscaled for the investigation of ...
Evaggelos Kaselouris   +9 more
doaj   +1 more source

Broadband Tuning (170nm) of InGaAs Quantum Well Lasers [PDF]

open access: yes, 1990
The wavelength tuning properties of strained InGaAs quantum well lasers using an external grating for feedback is reported. Tunable laser oscillation has been observed over a range of 170 nm, between 840 and 1010 nm, under pulsed current excitation.
Eng, L. E.   +3 more
core   +1 more source

Cell surface interactome analysis identifies TSPAN4 as a negative regulator of PD‐L1 in melanoma

open access: yesMolecular Oncology, EarlyView.
Using cell surface proximity biotinylation, we identified tetraspanin TSPAN4 within the PD‐L1 interactome of melanoma cells. TSPAN4 negatively regulates PD‐L1 expression and lateral mobility by limiting its interaction with CMTM6 and promoting PD‐L1 degradation.
Guus A. Franken   +7 more
wiley   +1 more source

LASER IRIDOTOMY [PDF]

open access: yesAustralian and New Zealand Journal of Ophthalmology, 1987
Abstract The outcome of 64 consecutive argon laser iridotomies was examined retrospectively The patients were followed for a mean of 18 months Argon laser iridotomy was shown to be effective in treating chronic angle‐closure glaucoma, those patients without field loss faring better than those with field loss 34% of the latter group eventually required ...
P, Richardson, R L, Cooper
openaire   +2 more sources

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

Characterization of an X-ray Source Generated by a Portable Low-Current X-Pinch

open access: yesApplied Sciences, 2021
An X-pinch scheme of a low-current generator (45 kA, 50 ns rise time) is characterized as a potential efficient source of soft X-rays. The X-pinch target consists of wires of 5 μm in diameter—made from either tungsten (W) or gold (Au)-plated W—loaded at ...
Alexandros Skoulakis   +8 more
doaj   +1 more source

Means for phase locking the outputs of a surface emitting laser diode array [PDF]

open access: yes, 1987
An array of diode lasers, either a two-dimensional array of surface emitting lasers, or a linear array of stripe lasers, is phase locked by a diode laser through a hologram which focuses the output of the diode laser into a set of distinct, spatially ...
Lesh, James R.
core   +1 more source

Whispering gallery lasers on semi-insulating GaAs substrates [PDF]

open access: yes, 1980
Double heterostructure lasers are described in which light is guided by total internal reflection along a dielectric interface formed by the perimeter of an etched mesa.
Bar-Chaim, N.   +5 more
core   +1 more source

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