Results 31 to 40 of about 113,431 (288)

Irisin evokes bradycardia by activating cardiac-projecting neurons of nucleus ambiguus. [PDF]

open access: yes, 2015
Irisin is a newly identified hormone induced in muscle and adipose tissues by physical activity. This protein and its encoding gene have been identified in the brain; in addition, the precursor for irisin, FNDC5, can cross the blood-brain barrier.
Brailoiu, Eugen   +3 more
core   +2 more sources

Practical Broad-Band Tuning of Dye Lasers by Solvent Shifting [PDF]

open access: yes, 1986
We have operated a dye laser over a broad wavelength range (593.8-667.0nm) by shifting the dye emission profile with incremental changes of solvent composition. This was accomplished with the laser operating continuously, and only minor adjustment of the
Bird, George R.   +3 more
core   +1 more source

Aqueous monitoring of toxic mercury through a rhodamine-based fluorescent sensor

open access: yesMathematical Biosciences and Engineering, 2019
Mercury is a toxic heavy element, which contaminates air, land, and water, thus posing environment and human health-related threats to the ecological system.
Tahir Rasheed   +5 more
doaj   +1 more source

A pH-sensitive stearoyl-PEG-poly(methacryloyl sulfadimethoxine)-decorated liposome system for protein delivery: an application for bladder cancer treatment [PDF]

open access: yes, 2016
Stealth pH-responsive liposomes for the delivery of therapeutic proteins to the bladder epithelium were prepared using methoxy-poly(ethylene glycol)5kDa-1,2-distearoyl-sn-glycero-3-phosphoethanolamine (mPEG5kDa-DSPE) and stearoyl-poly(ethylene glycol ...
Balasso, Anna   +8 more
core   +1 more source

Synthesis, resolution and crystal structures of two enantiomeric rhodamine derivatives

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2017
The title molecule, rac-6′-bromo-3′-diethylamino-3H-spiro[2-benzofuran-1,9′-xanthen]-3-one, C24H20BrNO3, was synthesized and the two enantiomers which formed were separated. The structures of all three compounds were determined and compared with those of
Clifton J. Stephenson   +6 more
doaj   +1 more source

Recent Progress in Small Spirocyclic, Xanthene-Based Fluorescent Probes

open access: yesMolecules, 2020
The use of fluorescent probes in a multitude of applications is still an expanding field. This review covers the recent progress made in small molecular, spirocyclic xanthene-based probes containing different heteroatoms (e.g., oxygen, silicon, carbon ...
Sascha G. Keller   +2 more
doaj   +1 more source

Towards understanding the design of dual-modal MR/fluorescent probes to sense zinc ions [PDF]

open access: yes, 2014
A series of gadolinium complexes were synthesised in order to test the design of dual-modal probes that display a change in fluorescence or relaxivity response upon binding of zinc.
Long, Nicholas J.   +3 more
core   +1 more source

Optical Spectral Study of Rhodamine Dyes Mixture Solution in Chloroform [PDF]

open access: yesEngineering and Technology Journal, 2013
The spectral properties (absorption and fluorescence) of laser dyes (Rhodamine6G, Rhodamine 3GO and Rhodamine B) mixture have been studied. This type of laser dye belongs to the Xanthenes family, it has dissolved in chloroform to prepare (1*10-5 M) in ...
Slafa Ismael Ibrahim   +1 more
doaj   +1 more source

Electrostatically gated membrane permeability in inorganic protocells [PDF]

open access: yes, 2013
Although several strategies are now available to produce functional microcompartments analogous to primitive cell-like structures, little progress has been made in generating protocell constructs with self-controlled membrane permeability.
A Boker   +30 more
core   +3 more sources

Assessing the aquatic toxicity and environmental safety of tracer compounds Rhodamine B and Rhodamine WT

open access: yesWater Research, 2021
Tracer tests represent a well-established method for delineating key environmental processes in various media and engineered systems. Tracers like Rhodamine B and WT are frequently applied due to their strong fluorescence even at low concentrations.. However, due to a lack of ecotoxicological data, limit values for these tracers cannot be determined ...
L.M. Skjolding   +8 more
openaire   +5 more sources

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