Results 21 to 30 of about 67,421 (349)

Luciferins Behave Like Drugs [PDF]

open access: yesACS Chemical Neuroscience, 2015
The light emission chemistry of firefly luciferase can be harnessed to reveal otherwise invisible biological processes occurring in the brains of live animals. Though powerful, the need for the luciferase substrate D-luciferin to traverse the blood-brain barrier poses limitations on the sensitivity and interpretation of these experiments.
Mofford, David M., Miller, Stephen C.
openaire   +3 more sources

Structure-Functional Analysis of Human Cytochrome P450 2C8 Using Directed Evolution

open access: yesPharmaceutics, 2021
The human genome includes four cytochrome P450 2C subfamily enzymes, and CYP2C8 has generated research interest because it is subject to drug–drug interactions and various polymorphic outcomes.
Rowoon Lee   +3 more
doaj   +1 more source

A new brilliantly blue-emitting luciferin-luciferase system from Orfelia fultoni and Keroplatinae (Diptera)

open access: yesScientific Reports, 2020
Larvae of O. fultoni (Keroplatidae: Keroplatinae), which occur along river banks in the Appalachian Mountains in Eastern United States, produce the bluest bioluminescence among insects from translucent areas associated to black bodies, which are located ...
V. Viviani   +6 more
semanticscholar   +1 more source

High Sensitivity In Vivo Imaging of Cancer Metastasis Using a Near-Infrared Luciferin Analogue seMpai

open access: yesInternational Journal of Molecular Sciences, 2020
Bioluminescence imaging (BLI) is useful to monitor cell movement and gene expression in live animals. However, D-luciferin has a short wavelength (560 nm) which is absorbed by tissues and the use of near-infrared (NIR) luciferin analogues enable high ...
J. Nakayama   +7 more
semanticscholar   +1 more source

Evaluating Brightness and Spectral Properties of Click Beetle and Firefly Luciferases Using Luciferin Analogues: Identification of Preferred Pairings of Luciferase and Substrate for In Vivo Bioluminescence Imaging

open access: yesMolecular Imaging and Biology, 2020
Currently, a variety of red and green beetle luciferase variants are available for bioluminescence imaging (BLI). In addition, new luciferin analogues providing longer wavelength luminescence have been developed that show promise for improved deep tissue
Giorgia Zambito   +8 more
semanticscholar   +1 more source

Convergent synthesis and optical properties of near-infrared emitting bioluminescent infra-luciferins [PDF]

open access: yes, 2016
Infra-luciferin, an alkene linked analogue of luciferin, gives bioluminescence emission >700 nm and has the potential to be used for multiparametric in vivo imaging.
Anderson, James C.   +5 more
core   +4 more sources

Luciferins Under Construction: A Review of Known Biosynthetic Pathways

open access: yesFrontiers in Ecology and Evolution, 2021
Bioluminescence, or the ability of a living organism to generate visible light, occurs as a result of biochemical reaction where enzyme, known as a luciferase, catalyzes the oxidation of a small-molecule substrate, known as luciferin.
Aleksandra S. Tsarkova   +1 more
doaj   +1 more source

Recent Progress in Optical Sensors for Biomedical Diagnostics [PDF]

open access: yes, 2020
In recent years, several types of optical sensors have been probed for their aptitude in healthcare biosensing, making their applications in biomedical diagnostics a rapidly evolving subject.
Altintas, Zeynep, Pirzada, Muqsit
core   +1 more source

Development of near‐infrared firefly luciferin analogue reacted with wild‐type and mutant luciferases

open access: yesChirality, 2020
Interestingly, only the D‐form of firefly luciferin produces light by luciferin–luciferase (L–L) reaction. Certain firefly luciferin analogues with modified structures maintain bioluminescence (BL) activity; however, all L‐form luciferin analogues show ...
Nobuo Kitada   +7 more
semanticscholar   +1 more source

Bioluminescence-Driven Optogenetics

open access: yesLife, 2020
Bioluminescence-based technologies are among the most commonly used methods to quantify and visualise physiology at the cellular and organismal levels.
Macià Sureda-Vives, Karen S. Sarkisyan
doaj   +1 more source

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