Results 31 to 40 of about 53,053 (260)

Irreversible Photobleaching of the Solution of Fluorescent Dyes. V. Photobleaching of Erythrosin [PDF]

open access: yesBulletin of the Chemical Society of Japan, 1958
Abstract Photobleaching of the aqueous alcoholic erythrosin solutions in air and in vacuo was investigated. In general, erythrosin showed behavior similar to eosin. An excited dye molecule which participates in the primary processes is the long-lived species, having a lifetime of the order of 10−7sec.
openaire   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

Antifouling PEG Coatings by Thiol‐Acrylate Conjugate Addition Reactions for Generation of Protein Patterns via Photobleaching‐Induced Protein Binding (PiPB) BioBitmaps Using Maskless Projection Lithography

open access: yesAdvanced Materials Interfaces
Photobleaching‐induced protein binding (PiPB) is a light‐based molecular patterning technique that is introduced as Protein Bitmaps. This technique has significant applications in immunoassays and cell‐substrate interactions.
Ali Usama   +11 more
doaj   +1 more source

Modelling stem cell differentiation related processes—A practical overview for biologists

open access: yesFEBS Letters, EarlyView.
Stem cell differentiation is complex and difficult to control experimentally. This review introduces suitable computational modelling approaches that can support stem cell research, from mechanistic ODE and abstract models to multiscale and deep learning methods.
Ricco Zeegelaar   +4 more
wiley   +1 more source

Bleaching‐Resistant Super‐Resolution Fluorescence Microscopy

open access: yesAdvanced Science, 2022
Photobleaching is the permanent loss of fluorescence after extended exposure to light and is a major limiting factor in super‐resolution microscopy (SRM) that restricts spatiotemporal resolution and observation time.
Jiwoong Kwon   +2 more
doaj   +1 more source

Sunlight Bleaching of Subporphyrazine Dye Films

open access: yesApplied Sciences, 2023
Stable subphthalocyanine-type dyes with a high electron affinity attract much attention as potential substitutes for traditional fullerenes in molecular electronics devices.
Vlad V. Travkin   +4 more
doaj   +1 more source

Investigating transcription factor dynamics in health and disease using FRAP

open access: yesFEBS Letters, EarlyView.
FRAP analysis of GFP‐tagged transcription factors reveals how molecular mobility and target engagement change in response to drug treatment. By combining live‐cell imaging, quantitative model fitting, and statistical analysis, this approach uncovers transcription factor dynamics linked to disease mechanisms, providing a powerful framework for ...
Kannan Govindaraj   +3 more
wiley   +1 more source

Discerning protein pools by selective staining with self‐labeling tags

open access: yesFEBS Letters, EarlyView.
Cell surface proteins have an intra‐ and extracellular pool. Combining genetic fusion to self‐labeling tags that can be addressed with small molecule fluorophores allows separating these pools. We highlight recent developments and techniques for state‐of‐the‐art interrogation of cell surface proteins in the complex tissue setting.
Kati Fischermanns, Johannes Broichhagen
wiley   +1 more source

Wide Field Spectral Imaging with Shifted Excitation Raman Difference Spectroscopy Using the Nod and Shuffle Technique

open access: yesSensors, 2020
Wide field Raman imaging using the integral field spectroscopy approach was used as a fast, one shot imaging method for the simultaneous collection of all spectra composing a Raman image.
Florian Korinth   +12 more
doaj   +1 more source

Light-Induced Effects in Amorphous Chalcogenide Glasses: Femtoseconds to Seconds

open access: yesPhysics, 2021
Amorphous chalcogenide glasses are intrinsically metastable, highly photosensitive, and therefore exhibit numerous light-induced effects upon bandgap and sub-bandgap illumination.
Pritam Khan, K. V. Adarsh
doaj   +1 more source

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