Results 21 to 30 of about 11,605 (288)

Near-infrared bioluminescence imaging of two cell populations in living mice

open access: yesSTAR Protocols, 2021
Summary: Multicolor bioluminescence imaging using near-infrared emitting luciferases is an attractive application to detect two cell populations within one animal model.
Giorgia Zambito, Laura Mezzanotte
doaj   +1 more source

Luciferase Controlled Protein Interactions

open access: yesJournal of the American Chemical Society, 2021
Protein trafficking and protein-protein interactions (PPI) are central to regulatory processes in cells. Induced dimerization systems have been developed to control PPI and regulate protein trafficking (localization) or interactions. Chemically induced dimerization (CID) has proven to be a robust approach to control protein interactions and ...
Dalu Chang   +4 more
openaire   +3 more sources

Propensity scores for prediction and characterization of bioluminescent proteins from sequences. [PDF]

open access: yesPLoS ONE, 2014
Bioluminescent proteins (BLPs) are a class of proteins with various mechanisms of light emission such as bioluminescence and fluorescence from luminous organisms.
Hui-Ling Huang
doaj   +1 more source

Gaussia Luciferase for Bioluminescence Tumor Monitoring in Comparison with Firefly Luciferase [PDF]

open access: yesMolecular Imaging, 2011
Gaussia luciferase (Gluc) is a secreted reporter, and its expression in living animals can be assessed by in vivo bioluminescence imaging (BLI) or blood assays. We characterized Gluc as an in vivo reporter in comparison with firefly luciferase (Fluc). Mice were inoculated subcutaneously with tumor cells expressing both Fluc and Gluc and underwent Flue ...
Yusuke Inoue   +7 more
openaire   +3 more sources

Luciferase‐free Luciferin Electrochemiluminescence

open access: yesAngewandte Chemie International Edition, 2022
AbstractLuciferin is one of Nature's most widespread luminophores, and enzymes that catalyze luciferin luminescence are the basis of successful commercial “glow” assays for gene expression and metabolic ATP formation. Herein we report an electrochemical method to promote firefly's luciferin luminescence in the absence of its natural biocatalyst ...
Mattia Belotti   +7 more
openaire   +4 more sources

Creation of Artificial Luciferase 60s from Sequential Insights and Their Applications to Bioassays

open access: yesSensors, 2023
In this study, a series of new artificial luciferases (ALucs) was created using sequential insights on missing peptide blocks, which were revealed using the alignment of existing ALuc sequences.
Sung-Bae Kim   +3 more
doaj   +1 more source

Reverse mutants of the catalytic 19 kDa mutant protein (nanoKAZ/nanoLuc) from Oplophorus luciferase with coelenterazine as preferred substrate

open access: yesPLoS ONE, 2022
Native Oplophorus luciferase (OpLase) and its catalytic 19 kDa protein (wild KAZ) show highest luminescence activity with coelenterazine (CTZ) among CTZ analogs.
Satoshi Inouye   +7 more
doaj   +2 more sources

Sensitive dual color in vivo bioluminescence imaging using a new red codon optimized firefly luciferase and a green click beetle luciferase. [PDF]

open access: yesPLoS ONE, 2011
BACKGROUND: Despite a plethora of bioluminescent reporter genes being cloned and used for cell assays and molecular imaging purposes, the simultaneous monitoring of multiple events in small animals is still challenging. This is partly attributable to the
Laura Mezzanotte   +5 more
doaj   +1 more source

Creation of Artificial Luciferases for Bioassays

open access: yes, 2016
The present study demonstrates the creation of artificial luciferases (ALuc) for bioassays, inspired by a sequence alignment of copepod luciferases. Extraction of the consensus amino acids from the alignment enabled us to generate a series of ALucs with ...
Sung Bae Kim (572984)   +2 more
core   +2 more sources

A higher spectral range of beetle bioluminescence with infraluciferin

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
Coleopteran bioluminescence is unique in that beetle luciferases emit colors ranging between green (ca.550 nm) and red (ca.600 nm), including intermediate colors such as yellow and orange, allowing up to 3 simultaneous parameters to be resolved in vitro ...
Amit P. Jathoul   +4 more
doaj   +1 more source

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