Results 261 to 270 of about 1,064,284 (379)

Microfluidic Platform with Local Oxygen Sensors Demonstrates That 3D Blood Vessel Networks Exhibit Time‐Dependent Changes in Oxygen Concentrations During Their Formation and Perfusion

open access: yesAdvanced Materials Technologies, EarlyView.
Novel OoC platform with functional vascular networks highlights challenges in oxygenation. This study uses optical oxygen sensors to monitor oxygen during vascular formation, revealing perfusion limitations and highlighting the need for better oxygenation strategies.
Tarek Gensheimer   +5 more
wiley   +1 more source

Characterization of a platelet-activating factor receptor antagonist isolated from haifenteng (Piper futokadsura): specific inhibition of in vitro and in vivo platelet-activating factor-induced effects.

open access: yesProceedings of the National Academy of Sciences of the United States of America, 1985
T. Shen   +8 more
semanticscholar   +1 more source

Toward Enhancing Chiro‐Optical and Magneto‐Optical Properties of Magnetic Nanocrystals by Surface Plasmons

open access: yesAdvanced Optical Materials, EarlyView.
Here, recent progress is highlighted in colloidal magnetoplasmonic hybrid nanomaterials, with a focus on chiral plasmonics. Metal nanocrystals with intrinsic chiroptical features can lead to a combination of chiral plasmonics and magneto‐optics effects when interacting with the magnetic counterpart, offering a foundation for systematically designing ...
Miguel Comesaña‐Hermo   +4 more
wiley   +1 more source

Directional Lasing from a 3D Blue Phase Photonic Crystal

open access: yesAdvanced Optical Materials, EarlyView.
This work presents the first directional lasing from millimeter‐scale monocrystalline 3D photonic crystals, specifically Blue Phases (BPs), overcoming prior limitations of random lasing in polycrystals. These 3D soft photonic crystals enable highly directional, circularly polarized, mirrorless lasing via resonant polarization modes, offering the ...
Eva Oton   +9 more
wiley   +1 more source

Calcium is necessary but not sufficient for the platelet-activating factor release in human neutrophils stimulated by physiological stimuli

open access: hybrid, 1989
Julián Gómez-Cambronero   +4 more
openalex   +1 more source

Advancing Clinical Medicine with Raman Spectroscopy: Current Trends and Future Perspectives

open access: yesAdvanced Photonics Research, EarlyView.
Raman spectroscopy and microscopy may become excellent tools in clinical medicine, including hematology, oncology, infectious diseases, neurology, gastroenterology, reproductive medicine, rheumatology, and cardiovascular research. However, many challenges such as signal interference, standardization issues, and limited clinical application need to be ...
Jiří Bufka   +5 more
wiley   +1 more source

Evidence that keratinocyte microvesicle particles carrying platelet-activating factor mediate the widespread multiorgan damage associated with intoxicated thermal burn injury. [PDF]

open access: yesJ Leukoc Biol
Lohade RP   +10 more
europepmc   +1 more source

Evidence for a novel signal transduction pathway activated by platelet-derived growth factor and by double-stranded RNA.

open access: green, 1989
David J. Hall   +5 more
openalex   +1 more source

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