Results 31 to 40 of about 187,266 (192)

Nanophotonic enhancement of the F\"orster resonance energy transfer rate on single DNA molecules

open access: yes, 2014
Nanophotonics achieves accurate control over the luminescence properties of a single quantum emitter by tailoring the light-matter interaction at the nanoscale and modifying the local density of optical states (LDOS).
de Torres, Juan   +4 more
core   +3 more sources

Time-lapse 3-D measurements of a glucose biosensor in multicellular spheroids by light sheet fluorescence microscopy in commercial 96-well plates [PDF]

open access: yes, 2016
Light sheet fluorescence microscopy has previously been demonstrated on a commercially available inverted fluorescence microscope frame using the method of oblique plane microscopy (OPM). In this paper, OPM is adapted to allow time-lapse 3-D imaging of 3-
Carling, D   +7 more
core   +1 more source

Understanding of Förster Resonance Energy Transfer (FRET) in Ionic Materials

open access: yesSustainable Chemistry, 2021
Herein, an ionic material (IM) with Förster Resonance Energy Transfer (FRET) characteristics is reported for the first time. The IM is designed by pairing a Nile Blue A cation (NBA+) with an anionic near-infrared (NIR) dye, IR820−, using a facile ion ...
Amanda Jalihal   +6 more
doaj   +1 more source

Multiprobe NSOM fluorescence

open access: yesNanophotonics, 2014
In this paper, we demonstrate simultaneous AFM/NSOM using a dual-tip normal tuning-fork based scanning probe microscope. By scanning two SPM probes simultaneously, one dedicated for AFM with a standard tip diameter of 20 nm, and the second having a 150 ...
Berezin Shirly   +4 more
doaj   +1 more source

Three-Dimensional Reconstruction of Three-Way FRET Microscopy Improves Imaging of Multiple Protein-Protein Interactions. [PDF]

open access: yesPLoS ONE, 2016
Fluorescence resonance energy transfer (FRET) microscopy is a powerful tool for imaging the interactions between fluorescently tagged proteins in two-dimensions. For FRET microscopy to reach its full potential, it must be able to image more than one pair
Brandon L Scott, Adam D Hoppe
doaj   +1 more source

Oxidation-Responsive Micelles for Drug Release Monitoring and Bioimaging of Inflammation Based on FRET Effect in vitro and in vivo

open access: yesInternational Journal of Nanomedicine, 2022
Ziqiang Zhou,1 Yanfang Wang,2 Ping Hu1 1College of Pharmacy, Jinan University, Guangzhou, People’s Republic of China; 2First Affiliated Hospital of the Medical College, Shihezi University, Shihezi, People’s Republic of ChinaCorrespondence: Ping Hu ...
Zhou Z, Wang Y, Hu P
doaj  

Conformational States of Cytochrome P450 Oxidoreductase Evaluated by Förster Resonance Energy Transfer Using Ultrafast Transient Absorption Spectroscopy [PDF]

open access: yes, 2016
NADPH-cytochrome P450 oxidoreductase (CYPOR) was shown to undergo large conformational rearrangements in its functional cycle. Using a new Förster resonance energy transfer (FRET) approach based on femtosecond transient absorption spectroscopy (TA), we ...
Galiakhmetov, Azamat R.   +6 more
core   +3 more sources

Mechanical forces regulate the interactions of fibronectin and collagen I in extracellular matrix [PDF]

open access: yes, 2015
Despite the crucial role of extracellular matrix (ECM) in directing cell fate in healthy and diseased tissues--particularly in development, wound healing, tissue regeneration and cancer--the mechanisms that direct the assembly and regulate hierarchical ...
Gourdon, Delphine   +7 more
core   +2 more sources

Off-Resonance Control and All-Optical Switching: Expanded Dimensions in Nonlinear Optics

open access: yesApplied Sciences, 2019
The theory of non-resonant optical processes with intrinsic optical nonlinearity, such as harmonic generation, has been widely understood since the advent of the laser.
David S. Bradshaw   +2 more
doaj   +1 more source

Sub-20 nm Core-Shell-Shell Nanoparticles for Bright Upconversion and Enhanced Förster Resonant Energy Transfer. [PDF]

open access: yes, 2019
Upconverting nanoparticles provide valuable benefits as optical probes for bioimaging and Förster resonant energy transfer (FRET) due to their high signal-to-noise ratio, photostability, and biocompatibility; yet, making nanoparticles small yields a ...
Alivisatos, A Paul   +9 more
core   +1 more source

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