Results 51 to 60 of about 8,164,077 (301)

State-correlated reaction dynamics unveiled in full from a single product-image measurement

open access: yesNature Communications
Electron- or photoionization mass spectrometry coupled with product time-of-flight measurement is a universal detection scheme, which has been playing pivotal role in advancing our fundamental understanding of chemical reactions.
Huilin Pan   +5 more
doaj   +1 more source

Concordant chemical reaction networks [PDF]

open access: yesMathematical Biosciences, 2012
We describe a large class of chemical reaction networks, those endowed with a subtle structural property called concordance. We show that the class of concordant networks coincides precisely with the class of networks which, when taken with any weakly monotonic kinetics, invariably give rise to kinetic systems that are injective --- a quality that ...
Shinar, Guy, Feinberg, Martin
openaire   +4 more sources

The planar cell polarity protein Vangl2 interacts with the PDZ‐domains of Scribble but not with a unique PDZ‐like domain in Inturned

open access: yesFEBS Letters, EarlyView.
Structural and biochemical characterisations show that the planar cell polarity (PCP) protein Inturned harbours a unique PDZ‐like domain that does not bind canonical PDZ‐binding motifs (PBMs) like that of another PCP protein Vangl2. In contrast, the apical‐basal polarity protein Scribble contains four PDZ domains that bind Vangl2, but one PDZ domain ...
Stephan Wilmes   +4 more
wiley   +1 more source

Scalable Electrocatalytic Urea Wastewater Treatment Coupled with Hydrogen Production by Regulating Adsorption Behavior of Urea Molecule

open access: yesNano-Micro Letters
Highlights The heterogeneous interface of NiO/Co3O4 was constructed for regulating adsorption behavior of urea functional groups. The regulation mechanism of urea molecular adsorption behavior was verified by temperature-programmed desorption experiments
Chunming Yang   +9 more
doaj   +1 more source

Photoelectric Sensor for Fast and Low-Priced Determination of Bi- and Triphasic Segmented Slug Flow Parameters

open access: yesSensors, 2020
Applying multiphase systems in microreactors leads to an intensification of heat and mass transport. Critical aspects of the well-studied segmented slug-flow, such as bubble generation and pump control, can be automated, provided a robust sensor for the ...
Niclas von Vietinghoff   +4 more
doaj   +1 more source

Oxidative Desulfurization of Tire Pyrolysis Oil over Molybdenum Heteropolyacid Loaded Mesoporous Catalysts

open access: yesReactions, 2021
Pyrolysis oil derived from waste tires consists of sulfur content in the range of 7000 to 9000 ppm. For use in diesel engines, its sulfur content must be lowered to 10 to 15 ppm.
Jasmine Kaur   +3 more
doaj   +1 more source

Quantum indistinguishability in chemical reactions [PDF]

open access: yesProceedings of the National Academy of Sciences, 2018
Significance Counter to conventional approaches that treat nuclear coordinates classically, we explore quantum indistinguishability of nuclei in enzymatic chemical reactions of small symmetric molecules. Supported by several physical arguments, we conjecture a far-reaching “quantum dynamical selection” (QDS) rule ...
Fisher, Matthew PA, Radzihovsky, Leo
openaire   +6 more sources

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

rxnutils – A Cheminformatics Python Library for Manipulating Chemical Reaction Data [PDF]

open access: yes, 2022
We introduce the Python package rxnutils that can be used to manipulate chemical reactions, reaction templates and reaction datasets. The package is built entirely on open-source software such as RDKit and is designed with robustness, extendibility, and ...
Amol, Thakkar   +3 more
core   +1 more source

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