Results 51 to 60 of about 303,684 (303)

Tracking of a Fluorescent Dye in a Freshwater Lake with an Unmanned Surface Vehicle and an Unmanned Aircraft System

open access: yesRemote Sensing, 2018
Recent catastrophic events in our oceans, including the spill of toxic oil from the explosion of the Deepwater Horizon drilling rig and the rapid dispersion of radioactive particulates from the meltdown of the Fukushima Daiichi nuclear plant, underscore ...
Craig Powers   +2 more
doaj   +1 more source

Functioning of a Fluorescein pH-Probe in Aqueous Media: Impact of Temperature and Viscosity

open access: yesMicromachines, 2023
In this work, we considered the influence of viscogenic agents (glycerol, sucrose) as well as the temperature on the fluorescent characteristics of fluorescein at pH 6.5 in order to describe the acid-base status of local environment in terms of a ...
Darya P. Surzhikova   +4 more
doaj   +1 more source

Bacteria‐Responsive Nanostructured Drug Delivery Systems for Targeted Antimicrobial Therapy

open access: yesAdvanced Materials, EarlyView.
Bacteria‐responsive nanocarriers are designed to release antimicrobials only in the presence of infection‐specific cues. This selective activation ensures drug release precisely at the site of infection, avoiding premature or indiscriminate release, and enhancing efficacy.
Guillermo Landa   +3 more
wiley   +1 more source

Fluorescein as a diagnostic marker of bladder ruptures: an experimental study on rabbit model

open access: yesJournal of Veterinary Research, 2016
Introduction: The aim of this study was to investigate fluorescein use in the diagnosis of bladder ruptures in rabbits as an experimental model.
Aksoy Özgür   +7 more
doaj   +1 more source

Lensless Miniature Portable Fluorometer for Measurement of Chlorophyll and CDOM in Water Using Fluorescence Contact Imaging

open access: yesIEEE Photonics Journal, 2014
We report on the design, fabrication, and verification of a proof-of-concept miniature fluorometer, which is designed to measure chlorophyll and colored dissolved organic matter (CDOM) concentration in aquatic environment.
Lior Blockstein, Orly Yadid-Pecht
doaj   +1 more source

Intraoperative Fluorophores: An Update on 5-Aminolevulinic Acid and Sodium Fluorescein in Resection of Tumors of the Central Nervous System and Metastatic Lesions—A Systematic Review and Meta-Analysis

open access: yesTomography, 2023
Introduction: Recent advances in tumor visualization have improved the extent of resection (EOR) of primary and secondary tumors of the central nervous system, while limiting the morbidity and mortality of the surgery.
Sanjit Shah   +3 more
doaj   +1 more source

Measurement of Fluorescein and Fluorescein Monoglucuronide in the Living Human Eye [PDF]

open access: yes, 2020
Fluorescein monoglucuronide is a fluorescent metabolite of fluorescein, and is '/»to V34 as fluorescent as fluorescein, depending on the wavelength of excitation.
Jay W Mclaren, Richard F Brubaker
core  

Digital Microneedles for Multiplexed Transdermal Sensing via Fluorescent QR Codes

open access: yesAdvanced Materials, EarlyView.
Digital fluorescent microneedles encode biochemical information in skin into scannable QR codes through threshold‐activated probes that generate binary on/off signals. By transforming analog fluorescence into discrete digital patterns, this platform enables calibration‐free, multiplexed transdermal sensing of physiologically relevant biomarkers ...
Farbod Abazar   +7 more
wiley   +1 more source

Crystal structure of 4′-allyl-4,5,6,7,2′,7′-hexachlorofluorescein allyl ester unknown solvate

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2018
In the title compound, 4′-allyl-4,5,6,7,2′,7′-hexachlorofluorescein allyl ester {systematic name: prop-2-en-1-yl 2,3,4,5-tetrachloro-6-[2,7-dichloro-6-hydroxy-3-oxo-4-(prop-2-en-1-yl)-3H-xanthen-9-yl]benzoate}, C26H14Cl6O5, accompanied by unknown solvate
Lili Wang   +2 more
doaj   +1 more source

Time course after fluorescein injection.

open access: yes, 2022
Time course of central retinal arteriolar (CRAE) and venular diameter equivalents (CRVE) after fluorescein injection in one mouse (A). CRAE and CRVE were averaged based on one image per timepoint analysed independently by two experienced investigators ...
Walthard Vilser (3158211)   +4 more
core   +1 more source

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