Results 51 to 60 of about 1,124,962 (295)

Development and Applications of Enhanced Green Fluorescent Protein Mutants

open access: yesBioTechniques, 1998
The introduction of several mutations resulted in the generation of improved mutants of the green fluorescent protein (GFP). A strong green (GFPsg25) and blue (BFPsg50) fluorescent protein, gave 50-fold–100-fold brighter fluorescence compared to wild ...
R.H. Stauber   +6 more
doaj   +1 more source

Green fluorescent protein as an indicator of cryoinjury in tissues. [PDF]

open access: yes, 2013
The fluorescence intensity of Green Fluorescent Protein (GFP) has previously been demonstrated to be an accurate indicator of cellular viability following cryoinsult in individual GFP-transfected cells. In an attempt to ascertain whether GFP fluorescence
Aguilar, Guillermo   +3 more
core   +1 more source

Fluorophores for live cell imaging of AGT fusion proteins across the visible spectrum

open access: yesBioTechniques, 2006
O6-alkylguanine-DNA alkyltransferase (AGT) fusion proteins can be specifically and covalently labeled with fluorescent O6-benzylguanine (O6-BG) derivatives for multicolor live cell imaging approaches.
Antje Keppler   +3 more
doaj   +1 more source

Fluorescent Protein Approaches in Alpha Herpesvirus Research

open access: yesViruses, 2015
In the nearly two decades since the popularization of green fluorescent protein (GFP), fluorescent protein-based methodologies have revolutionized molecular and cell biology, allowing us to literally see biological processes as never before.
Ian B. Hogue   +6 more
doaj   +1 more source

Effects of plant growth regulators on transient expression of foreign gene in Nicotiana benthamiana L. leaves

open access: yesBioresources and Bioprocessing, 2021
Background In the last decades, replicating expression vectors based on plant geminivirus have been widely used for enhancing the efficiency of plant transient expression.
Ying Li   +7 more
doaj   +1 more source

Fluorescent quantitation method for differentiating the nativity of green fluorescent protein [PDF]

open access: yes, 2011
A gel imaging method was employed to quantitate the GFP that had been subjected to denaturation and degradation treatments. This method is able to differentiate the nativity of GFP by relating the observed changes in the position of fluorescent bands ...
Chew, Few Ne   +2 more
core   +1 more source

Pigmentation of White, Brown, and Green Chicken Eggshells Analyzed by Reflectance, Transmittance, and Fluorescence Spectroscopy

open access: yesChemistryOpen, 2019
We report on the reflectance, transmittance and fluorescence spectra (λ=200–1200 nm) of four types of chicken eggshells (white, brown, light green, dark green) measured in situ without pretreatment and after ablation of 20–100 μm of the outer shell ...
Dr. Edwin Ostertag   +4 more
doaj   +1 more source

Reprogramming Hansenula polymorpha for penicillin production: expression of the Penicillium chrysogenum pcl gene [PDF]

open access: yes, 2007
We aim to introduce the penicillin biosynthetic pathway into the methylotrophic yeast Hansenula polymorpha. To allow simultaneous expression of the multiple genes of the penicillin biosynthetic pathway, additional markers were required.
Gidijala, Loknath,   +3 more
core   +2 more sources

Green fluorescent protein as a reporter of prion protein folding

open access: yesVirology Journal, 2006
Background The amino terminal half of the cellular prion protein PrPc is implicated in both the binding of copper ions and the conformational changes that lead to disease but has no defined structure. However, as some structure is likely to exist we have
Dalton Kevin   +5 more
doaj   +1 more source

Broccoli: Rapid Selection of an RNA Mimic of Green Fluorescent Protein by Fluorescence-Based Selection and Directed Evolution

open access: yesJournal of the American Chemical Society, 2014
Genetically encoded fluorescent ribonucleic acids (RNAs) have diverse applications, including imaging RNA trafficking and as a component of RNA-based sensors that exhibit fluorescence upon binding small molecules in live cells.
Grigory S. Filonov   +3 more
semanticscholar   +1 more source

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