Results 71 to 80 of about 1,034,990 (293)

A Microwave Polarimeter Demonstrator for Astronomy with Near-Infra-Red Up-Conversion for Optical Correlation and Detection

open access: yesSensors, 2019
This paper presents a 10 to 20 GHz bandwidth microwave polarimeter demonstrator, based on the implementation of a near-infra-red frequency up-conversion stage that allows both the optical correlation, when operating as a synthesized-image interferometer,
Francisco J. Casas   +6 more
doaj   +1 more source

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Instrumentation [PDF]

open access: yes
NASA derived instrumentation hardware, application, and management for utilization in electric power ...
Warshawsky, I.
core   +1 more source

Hyperosmotic stress induces PARP1‐mediated HPF1‐dependent mono(ADP‐ribosyl)ation

open access: yesFEBS Letters, EarlyView.
Sorbitol‐induced hyperosmotic stress rapidly induces reversible mono(ADP‐ribosyl)ation (MARylation) on PARP1 without the signs of genotoxic signaling. We show that PARP1 autoMARylation is HPF1 dependent and forms hydroxylamine‐resistant O‐glycosidic linkages.
Anna Georgina Kopasz   +11 more
wiley   +1 more source

Evaluation of the Results of Posterior Decompression, Corpectomy and Instrumentation in Traumatic Unstable Thoraco-Lumbar Burst Fractures

open access: yesBangabandhu Sheikh Mujib Medical University Journal, 2012
Background: Thoraco-lumbar burst fractures occur as a result of axial load which often causes displacement of the middle column into the vertebral canal. Posterior surgery reduces the morbid outcomes of different other approaches.
Md. Anowarul Islam   +2 more
doaj   +1 more source

Plecstatin inhibits hepatocellular carcinoma tumorigenesis and invasion through cytolinker plectin

open access: yesMolecular Oncology, EarlyView.
The ruthenium‐based metallodrug plecstatin exerts its anticancer effect in hepatocellular carcinoma (HCC) primarily through selective targeting of plectin. By disrupting plectin‐mediated cytoskeletal organization, plecstatin inhibits anchorage‐dependent growth, cell polarization, and tumor cell dissemination.
Zuzana Outla   +10 more
wiley   +1 more source

Tracking System Data Analysis Report, Ranger 4 Final Report [PDF]

open access: yes, 1964
Deep space instrumentation facility /dsif/ spacecraft tracking performance during ranger iv lunar probe ...
Wollenhaupt, W. R.
core   +1 more source

Characterization of integrated optics components for the second generation of VLTI instruments

open access: yes, 2008
Two of the three instruments proposed to ESO for the second generation instrumentation of the VLTI would use integrated optics for beam combination. Several design are studied, including co-axial and multi-axial recombination.
Benisty, M.   +12 more
core   +3 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

Low-Cost Raman Spectroscopy Setup Combined with a Machine Learning Model

open access: yesSensors
The diagnosis of kidney diseases presents significant challenges, including the reliance on variable and unstable biomarkers and the necessity for complex and expensive laboratory tests.
Catarina Domingos   +4 more
doaj   +1 more source

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