Results 1 to 10 of about 10,645 (91)

Selection and Engineering of Novel Brighter Bioluminescent Reporter Gene and Color- Tuning Luciferase for pH-Sensing in Mammalian Cells [PDF]

open access: yesBiosensors
Firefly luciferases have been extensively used for bioanalytical applications, including their use as bioluminescent reporters, biosensors, and for bioimaging biological and pathological processes.
Vanessa R. Bevilaqua   +4 more
doaj   +2 more sources

Mapping the structural dynamics of red- and blue-emitting beetle luciferases revealed by HDX-MS [PDF]

open access: yesLife Science Alliance
Using HDX-MS, this study demonstrates that conformational flexibility in beetle luciferases governs bioluminescence color, revealing how active site dynamics and domain-specific mutations fine-tune red- and blue-shifted light emission. Beetle luciferases
Abdul-Rahman Kharbatli   +6 more
doaj   +2 more sources

Coelenterazine Analogs for Bioassays and Molecular Imaging [PDF]

open access: yesSensors
Coelenterazine (CTZ) is a common substrate of marine luciferases upon emission of bioluminescence (BL) in living organisms. Because CTZ works as a “luminophore” in the process of BL emission, the chemical modification has been centered for improving the ...
Sung-Bae Kim   +3 more
doaj   +2 more sources

CadmiLume: A Novel Smartphone-Based Bioluminescence Color-Tuning Assay and Biosensor for Cadmium and Heavy Metal Detection in Water Samples [PDF]

open access: yesMethods and Protocols
Heavy metal contamination of soil and water is a growing environmental concern, especially mercury, lead, and cadmium. Therefore, fast and reliable methodologies to assess contamination in the field are in demand.
Vadim R. Viviani   +2 more
doaj   +2 more sources

Applications of bioluminescence-mediated photodynamic therapy (BL-PDT) for the treatment of deep-seated tumours [PDF]

open access: yesDiscover Oncology
Bioluminescence, the light generated through biochemical reactions involving luciferases in living organisms, has been the focus of extensive research due to its diverse applications.
Mpho Mohlongo   +2 more
doaj   +2 more sources

Interference of metal ions on the bioluminescent signal of firefly, Renilla, and NanoLuc luciferases in high-throughput screening assays [PDF]

open access: yesFrontiers in Chemistry
Bioluminescent high-throughput screening (HTS) assays, based largely on the activity of firefly (FLuc), Renilla (RLuc), and/or NanoLuc (NLuc) luciferases, are widely utilised in research and drug discovery. In this study, we quantify the luciferase-based
Francesca Canyelles i Font   +4 more
doaj   +2 more sources

An optimized luciferin formulation for NanoLuc-based in vivo bioluminescence imaging [PDF]

open access: yesScientific Reports
Bioluminescence imaging (BLI) is widely used in preclinical biomedical research for noninvasive tracking of cell populations and biochemical events in vivo.
Chao Gao   +9 more
doaj   +2 more sources

Construction of Staphylococcus aureus bioluminescence tracing system based on Antares2

open access: yes陆军军医大学学报, 2023
Objective To construct a new fusion luciferase-labeled Staphylococcus aureus (S. aureus) tracing system. Methods An S. aureus tracer strain was constructed by using DNA homologous recombination technique.
HU Zhen, SHANG Weilong, RAO Xiancai
doaj   +1 more source

Substrate cooperativity in marine luciferases. [PDF]

open access: yesPLoS ONE, 2012
Marine luciferases are increasingly used as reporters to study gene regulation. These luciferases have utility in bioluminescent assay development, although little has been reported on their catalytic properties in response to substrate concentration ...
George Tzertzinis   +2 more
doaj   +1 more source

A puzzling homology: a brittle star using a putative cnidarian-type luciferase for bioluminescence [PDF]

open access: yesOpen Biology, 2017
Bioluminescence relies on the oxidation of a luciferin substrate catalysed by a luciferase enzyme. Luciferins and luciferases are generic terms used to describe a large variety of substrates and enzymes.
Jérôme Delroisse   +6 more
doaj   +1 more source

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