Results 21 to 30 of about 117,479 (219)

Fluorescent Membrane Probes Based on a Coumarin-Thiazole Scaffold

open access: yesActa Chimica Slovenica, 2019
Biological functions of cell membranes and their correlation to the heterogeneity of the latter’s lipid composition are still poorly understood. Fluorescence provides one of the most versatile tools for studying biological membranes.
Stane Pajk, Maja Garvas, Janez Štrancar
doaj   +1 more source

Fluorolabeling of the PPTase-Related Chemical Tags: Comparative Study of Different Membrane Receptors and Different Fluorophores in the Labeling Reactions

open access: yesFrontiers in Molecular Biosciences, 2020
The set-up of an advanced imaging experiment requires a careful selection of suitable labeling strategies and fluorophores for the tagging of the molecules of interest.
Rosy Amodeo   +17 more
doaj   +1 more source

From small molecules to polymeric probes: recent advancements of formaldehyde sensors

open access: yesScience and Technology of Advanced Materials, 2022
Formaldehyde is a well-known industrial material regularly used in fishery, vegetable markets, and fruit shops for maintaining their freshness. But due to its carcinogenic nature and other toxic effects, it is very important to detect it in very low ...
Swagata Pan   +6 more
doaj   +1 more source

Strategies for the Biofunctionalization of Straining Flow Spinning Regenerated Bombyx mori Fibers

open access: yesMolecules, 2022
High-performance regenerated silkworm (Bombyx mori) silk fibers can be produced efficiently through the straining flow spinning (SFS) technique. In addition to an enhanced biocompatibility that results from the removal of contaminants during the ...
Paloma Lozano-Picazo   +18 more
doaj   +1 more source

A Simple Structure-Switch Aptasensor Using Label-Free Aptamer for Fluorescence Detection of Aflatoxin B1

open access: yesMolecules, 2022
Aflatoxin B1 (AFB1) is one of the mycotoxins produced by Aspergillus flavus and Aspergillus parasiticus, and it causes contamination in foods and great risk to human health. Simple sensitive detection of AFB1 is important and demanded for food safety and
Chao Wang, Hao Yu, Qiang Zhao
doaj   +1 more source

Synthesis of nitrogen mustard-based fluorophores for cell imaging and cytotoxicity studies

open access: yesJournal of Advanced Pharmaceutical Technology & Research, 2023
Nitrogen mustards are important alkylating anticancer drugs used for neoplasms treatment. However, little research about the integration of luminophore into nitrogen mustard-based compounds for both imaging and therapeutic application was reported.
Yuanwei Liang   +5 more
doaj   +1 more source

Biophysical approaches for studying viral entry

open access: yesFEBS Letters, EarlyView.
Viruses infect all living organisms and have been responsible for major epidemics and pandemics. Their ongoing evolutionary battle with host defenses creates a constant need for improved tools to study viral behavior. Advancing methods to probe viral attachment, fusion, and genome release deepen our understanding of how infections begin and support the
Inbar Yosibash, Raya Sorkin
wiley   +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

5-Bromo-4′,5′-bis(dimethylamino)fluorescein: Synthesis and Photophysical Studies

open access: yesMolecules, 2018
In this study, three new fluorescein derivatives—5-bromo-4′,5′-dinitrofluorescein (BDNF), 5-bromo-4′,5′-diaminofluorescein (BDAF), and 5-bromo-4′,5′-bis(dimethylamino)fluorescein (BBDMAF)—were synthesized and their pH-dependent protolytic equilibria were
Jun Yeon Hwang   +6 more
doaj   +1 more source

Synthesis of Dansyl Cyclen and Preliminary Study of Its Fluorescent Properties

open access: yesJurnal Kimia Sains dan Aplikasi, 2022
The synthesis of a dansyl cyclen-based compound as a potential chemical sensor has been carried out. The initial study of its fluorescent properties has also been conducted. This study aims to synthesize a cyclen-based compound comprising three identical
La Ode Kadidae   +4 more
doaj   +1 more source

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