Results 131 to 140 of about 3,650,514 (342)

Self Phase Modulation and Stimulated Raman Scattering due to High Power Femtosecond Pulse Propagation in Silicon-on-Insulator Waveguides. [PDF]

open access: yes, 2005
Self Phase Modulation (SPM) and Stimulated Raman Scattering (SRS) in silicon waveguides have been observed and will be discussed theoretically using a modified Nonlinear Schrödinger Equation.
Ctyroky, J.   +7 more
core   +1 more source

TRAIL‐PEG‐Apt‐PLGA nanosystem as an aptamer‐targeted drug delivery system potential for triple‐negative breast cancer therapy using in vivo mouse model

open access: yesMolecular Oncology, EarlyView.
Aptamers are used both therapeutically and as targeting agents in cancer treatment. We developed an aptamer‐targeted PLGA–TRAIL nanosystem that exhibited superior therapeutic efficacy in NOD/SCID breast cancer models. This nanosystem represents a novel biotechnological drug candidate for suppressing resistance development in breast cancer.
Gulen Melike Demirbolat   +8 more
wiley   +1 more source

RF modulated fiber optic sensing systems and their applications [PDF]

open access: yes
A fiber optic sensing system with an intensity sensor and a Radio Frequency (RF) modulated source was shown to have sensitivity and resolution much higher than a comparable system employing low modulating frequencies or DC mode of operation.
Adamovsky, Grigory, Eustace, John G.
core   +1 more source

Modulation Format and Digital Signal Processing for IM-DD Optics at Post-200G Era

open access: yesJournal of Lightwave Technology
200-Gb/s per lane intensity-modulation (IM) direct-detection (DD) optics are being commercialized to support 800G and 1.6T applications inside datacenters.
D. Che, X. Chen
semanticscholar   +1 more source

Correlation of the differential expression of PIK3R1 and its spliced variant, p55α, in pan‐cancer

open access: yesMolecular Oncology, EarlyView.
PIK3R1 undergoes alternative splicing to generate the isoforms, p85α and p55α. By combining large patient datasets with laboratory experiments, we show that PIK3R1 spliced variants shape cancer behavior. While tumors lose the protective p85α isoform, p55α is overexpressed, changes linked to poorer survival and more pronounced in African American ...
Ishita Gupta   +10 more
wiley   +1 more source

Colorectal cancer‐derived FGF19 is a metabolically active serum biomarker that exerts enteroendocrine effects on mouse liver

open access: yesMolecular Oncology, EarlyView.
Meta‐transcriptome analysis identified FGF19 as a peptide enteroendocrine hormone associated with colorectal cancer prognosis. In vivo xenograft models showed release of FGF19 into the blood at levels that correlated with tumor volumes. Tumoral‐FGF19 altered murine liver metabolism through FGFR4, thereby reducing bile acid synthesis and increasing ...
Jordan M. Beardsley   +5 more
wiley   +1 more source

Time Span of an Image Frame Using a CMOS Sensor in Rolling Shutter‐Based Optical Camera Communications

open access: yesIET Optoelectronics
In this paper, a rolling shutter optical camera communication system is investigated by analysing the internal working principle of a receiver based on complementary metal oxide semiconductor image sensors.
Raul Zamorano‐Illanes   +5 more
doaj   +1 more source

New results from long-term observations of Cyg X-1 [PDF]

open access: yes
Observations of Cyg X-1 between October 1974 and July 1975 reveal a persistent 5.6 day modulation of the 3 to 6 keV X-ray intensity, having a minimum in phase with superior conjunction of the HDE 226868 binary system.
Boldt, E. A.   +3 more
core   +1 more source

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