Results 11 to 20 of about 218,614 (297)

Research progress of near-infrared fluorescence probes based on indole heptamethine cyanine dyes in vivo and in vitro

open access: yesBMC Chemistry, 2020
Near-infrared (NIR) fluorescence imaging is a noninvasive technique that provides numerous advantages for the real-time in vivo monitoring of biological information in living subjects without the use of ionizing radiation. Near-infrared fluorescent (NIRF)
Chunlong Sun   +4 more
doaj   +1 more source

Fluorescence cell imaging and manipulation using conventional halogen lamp microscopy. [PDF]

open access: yesPLoS ONE, 2012
Technologies for vitally labeling cells with fluorescent dyes have advanced remarkably. However, to excite fluorescent dyes currently requires powerful illumination, which can cause phototoxic damage to the cells and increases the cost of microscopy.
Kazuo Yamagata   +8 more
doaj   +1 more source

Investigating fluorescent dyes in fluorescence-assisted screenings [PDF]

open access: yesChem. Commun., 2014
Screening of bead-based peptide libraries against fluorescent dye-labeled target proteins was found to be significantly influenced by the dye characteristics. Commercially available red fluorescent dyes with net negative charges adversely showed strong interactions with library beads.
Jee, Joo-Eun   +8 more
openaire   +3 more sources

Evaluation of chemical fluorescent dyes as a protein conjugation partner for live cell imaging.

open access: yesPLoS ONE, 2014
To optimize live cell fluorescence imaging, the choice of fluorescent substrate is a critical factor. Although genetically encoded fluorescent proteins have been used widely, chemical fluorescent dyes are still useful when conjugated to proteins or ...
Yoko Hayashi-Takanaka   +4 more
doaj   +1 more source

Chemical tags and beyond: Live‐cell protein labeling technologies for modern optical imaging

open access: yesSmart Molecules, 2023
Imaging proteins with high resolution is crucial for studying cellular physiology and pathology. Fluorescence imaging is a privileged method to visualize proteins with subcellular precision in live cells.
Dilizhatai Saimi, Zhixing Chen
doaj   +1 more source

Fluorescent Probes for STED Optical Nanoscopy

open access: yesNanomaterials, 2021
Progress in developing fluorescent probes, such as fluorescent proteins, organic dyes, and fluorescent nanoparticles, is inseparable from the advancement in optical fluorescence microscopy.
Sejoo Jeong   +2 more
doaj   +1 more source

Modeling the uptake of fluorescent molecules into 3D cellular spheroids

open access: yesNonlinear Analysis, 2019
Three mathematical models were developed to analyze the dynamics of fluorescent dyes penetration into 3D cellular spheroids. Two fluorescent dyes were chosen to verify mathematical models: rhodamine 6G (R6G) as a small molecule, which can freely ...
Rokas Astrauskas   +4 more
doaj   +1 more source

Novel application of low pH-dependent fluorescent dyes to examine colitis

open access: yesBMC Gastroenterology, 2010
Background Endoscopy capable of fluorescence observation provides histological information on gastrointestinal lesions. We explored the novel application of low pH-dependent fluorescent dyes for fluorescence observation of crypt structure and ...
Watanabe Osamu   +3 more
doaj   +1 more source

Computer-Assisted Design of Environmentally Friendly and Light-Stable Fluorescent Dyes for Textile Applications. [PDF]

open access: yes, 2019
Five potentially environmentally friendly and light-stable hemicyanine dyes were designed based on integrated consideration of photo, environmental, and computational chemistry as well as textile applications.
Chen, Guoqiang   +2 more
core   +1 more source

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

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