Results 31 to 40 of about 389,213 (234)

Fluorescent carbon dioxide indicators [PDF]

open access: yes, 2005
Over the last decade, fluorescence has become the dominant tool in biotechnology and medical imaging. These exciting advances have been underpinned by the advances in time-resolved techniques and instrumentation, probe design, chemical / biochemical ...
Hodgen, S., Mills, A.
core   +4 more sources

A Study on the Structure, Optical Properties and Cellular Localization of Novel 1,3-Benzothiazole-Substituted BODIPYs

open access: yesColorants, 2023
A library of seven novel 1,3-benzothiazole-substituted BODIPY derivatives with tunable optical properties was synthesized. The new fluorescent dyes exhibited bathochromically shifted absorptions (up to 670 nm) and emissions centered in the red and near ...
Olga Kirkilessi   +5 more
doaj   +1 more source

Evaluation of the diet of a carabid predator using fluorescent marking of prey

open access: yesEuropean Journal of Entomology, 2015
We present a UV-fluorescent dye-based prey marking technique, using three different dyes, with later detection of the dyes in the guts of predators using a micro-plate fluorescent reader.
Jan OKROUHLIK, Pavel FOLTAN
doaj   +1 more source

Spectroscopy, Electrochemistry and Photochemistry of Phenylazonaphthalene Dyes [PDF]

open access: yes, 2010
The spectroscopy, electrochemistry and photochemistry of seven 2-(4-R-phenylazo)naphthalene-4,8-disulfonate dyes (R-Span dyes), were studied to report on their structure and reactivity in water.
Bullivant, Chad Quentin
core   +7 more sources

Label-free and sensitive fluorescent detection of sequence-specific single-strand DNA based on S1 nuclease cleavage effects. [PDF]

open access: yesPLoS ONE, 2014
The ability to detect sequence-specific single-strand DNA (ssDNA) in complex, contaminant-ridden samples, using a fluorescent method directly without a DNA extraction and PCR step could simplify the detection of pathogens in the field and in the clinic ...
Zheng Guan   +7 more
doaj   +1 more source

Switchable fluorescence by click reaction of a novel azidocarbazole dye† [PDF]

open access: yesRSC Advances, 2014
Imaging is – even these days – still restricted to of a few classes of robust dyes. A demand for switchable tags led us to the design of a new class of pre-fluorophores.
Anna Hörner   +8 more
doaj   +1 more source

3D visualization of additive occlusion and tunable full-spectrum fluorescence in calcite

open access: yesNature Communications, 2016
Introducing organic guests to a crystal is a convenient way to tailor its properties. Here, the authors occlude fluorescent dyes within calcite to reveal that additives can occupy distinct zones of a crystal, and strategically embed green, blue, and red ...
David C. Green   +12 more
doaj   +1 more source

Microwave assisted synthesis of imidazolyl fluorescent dyes as antimicrobial agents

open access: yesJournal of Materials Research and Technology, 2020
In this article, we report, the synthesis and characterization of series of novel fluorescent imidazolyl dyes (5a-d) via highly efficient and cost-effective microwave assisted protocol as a potential candidate to overcome the problem of microbial ...
Chinna Bathula   +9 more
doaj   +1 more source

Chemical fluorescence-based dye staining for 3-dimensional histopathology analysis

open access: yesAnimal Cells and Systems, 2022
Tissue clearing for 3-dimensional (3D) imaging is increasingly utilized in many biomedical applications, including the pathological examination of human biopsy specimens.
Hyun Jung Kim   +3 more
doaj   +1 more source

Novel Fluorescent Dyes for Single DNA Molecule Techniques

open access: yesMolecular Imaging, 2013
To answer the demands of scientific and medical imaging issues, the family of nucleic acid fluorescent dyes is constantly enlarging. Most of the developed dyes reveal high qualities in bulk solution assays but are inefficient to produce a strong and ...
Alexander Zarkov   +4 more
doaj   +1 more source

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