Results 41 to 50 of about 471,648 (132)

Evidence for rate‐dependent filtering of global extrinsic noise by biochemical reactions in mammalian cells

open access: yesMolecular Systems Biology, 2020
Recent studies have revealed that global extrinsic noise arising from stochasticity in the intracellular biochemical environment plays a critical role in heterogeneous cell physiologies.
Jiegen Wu   +4 more
doaj   +1 more source

Far-Red Absorbing Rhodopsins, Insights From Heterodimeric Rhodopsin-Cyclases

open access: yesFrontiers in Molecular Biosciences, 2022
The recently discovered Rhodopsin-cyclases from Chytridiomycota fungi show completely unexpected properties for microbial rhodopsins. These photoreceptors function exclusively as heterodimers, with the two subunits that have very different retinal ...
Matthias Broser
doaj   +1 more source

Genetically Encoded Calcium Indicators: A New Tool in Renal Hypertension Research [PDF]

open access: yes, 2019
Hypertension is ranked as the third cause of disability-adjusted life-years. The percentage of the population suffering from hypertension will continue to increase over the next years.
Schleifenbaum, Johanna, Zhong, Cheng
core   +1 more source

Predictable, Tunable Protein Production in Salmonella for Studying Host-Pathogen Interactions

open access: yesFrontiers in Cellular and Infection Microbiology, 2017
Here we describe the use of synthetic genetic elements to improve the predictability and tunability of episomal protein production in Salmonella. We used a multi-pronged approach, in which a series of variable-strength synthetic promoters were combined ...
Kendal G. Cooper   +4 more
doaj   +1 more source

The Benefits of Unnatural Amino Acid Incorporation as Protein Labels for Single Molecule Localization Microscopy

open access: yesFrontiers in Chemistry, 2021
Single Molecule Localization Microscopy (SMLM) is an imaging method that allows for the visualization of structures smaller than the diffraction limit of light (~200 nm).
Pooja Laxman   +3 more
doaj   +1 more source

Millisecond single-molecule localization microscopy combined with convolution analysis and automated image segmentation to determine protein concentrations in complexly structured, functional cells, one cell at a time [PDF]

open access: yes, 2015
We present a single-molecule tool called the CoPro (Concentration of Proteins) method that uses millisecond imaging with convolution analysis, automated image segmentation and super-resolution localization microscopy to generate robust estimates for ...
Leake, Mark C., Wollman, Adam J. M.
core   +2 more sources

Fluorescent Probes for STED Optical Nanoscopy

open access: yesNanomaterials, 2021
Progress in developing fluorescent probes, such as fluorescent proteins, organic dyes, and fluorescent nanoparticles, is inseparable from the advancement in optical fluorescence microscopy.
Sejoo Jeong   +2 more
doaj   +1 more source

Quantitative assessment of fluorescent proteins [PDF]

open access: yesNature Methods, 2016
The advent of fluorescent proteins (FPs) for genetic labeling of molecules and cells has revolutionized fluorescence microscopy. Genetic manipulations have created a vast array of bright and stable FPs spanning blue to red spectral regions. Common to autofluorescent FPs is their tight β-barrel structure, which provides the rigidity and chemical ...
Cranfill, P J   +9 more
openaire   +2 more sources

In-Vitro Characterization of mCerulean3_mRuby3 as a Novel FRET Pair with Favorable Bleed-Through Characteristics

open access: yesBiosensors, 2019
In previous studies, we encountered substantial problems using the CFP_YFP Förster resonance energy transfer (FRET) pair to analyze protein proximity in the endoplasmic reticulum of live cells.
Kira Erismann-Ebner   +2 more
doaj   +1 more source

Quantum yield optimized fluorophores for site-specific labeling and super-resolution imaging

open access: yes, 2011
Single molecule applications, saturated pattern excitation microscopy, or stimulated emission depletion (STED) microscopy demand for bright and highly stable fluorescent dyes1,2.
Choquet, Daniel   +6 more
core   +3 more sources

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