Results 1 to 10 of about 467,855 (300)

Henri-Michaelis-Menten kinetics of reversible enzymic reactions, and the determination of rate constants from kinetic constants [PDF]

open access: yesScience Progress, 2022
The Michaelis constants derived for two reversible uni-reactant - uni-product reaction models, given originally by Haldane, are corrected. In the direction starting with the reactant having the lower binding constant, the steady state is one in which the
Eric A. Barnsley
doaj   +4 more sources

Model Balancing: A Search for In-Vivo Kinetic Constants and Consistent Metabolic States [PDF]

open access: yesMetabolites, 2021
Enzyme kinetic constants in vivo are largely unknown, which limits the construction of large metabolic models. Given measured metabolic fluxes, metabolite concentrations, and enzyme concentrations, these constants may be inferred by model fitting, but ...
Wolfram Liebermeister, Elad Noor
doaj   +2 more sources

Inverse numerical modeling for predicting kinetic rate constants in polyolefin pyrolysis based on product yield distribution for efficient plastic recycling [PDF]

open access: yesScientific Reports
The prediction of kinetic rate constants is a significant challenge in effective plastic pyrolysis recycling due to the wide range of generated byproducts, including char and aromatics. To address this challenge, an inverse numerical modeling methodology
Rao Adeel Un Nabi   +4 more
doaj   +2 more sources

Comparison of Sulfur Dioxide Removal Reactions Kinetics by Na2CO3 and Other Different Sorbents from Coal-fired Power Plants [PDF]

open access: yesChemical and Biochemical Engineering Quarterly, 2022
This work deals with kinetic parameters estimation of Na2CO3+SO2 reaction employing sophisticated random pore model. The temperature of experiments ranges from 100 to 250 °C, and various SO2 concentrations are within 0.13–1.12 vol.%.
I. Omidi Bibalani, H. Ale Ebrahim
doaj   +1 more source

Out-of-Equilibrium Measurements of Kinetic Constants on a Biosensor [PDF]

open access: yesAnalytical Chemistry, 2021
Conventional measurements of kinetic constants currently in use are performed at equilibrium and may require large volumes, especially at a low association rate constant kon. If the measurements are made out of equilibrium, the values obtained may be biased by dilution of the sample with the flow of the running buffer.
Mottin, Donatien   +3 more
openaire   +3 more sources

Gamma distribution function to understand anaerobic digestion kinetics: Kinetic constants are not constant

open access: yesChemosphere, 2022
The Gamma model is a novel approach to characterise the complex degradation dynamics taking place during anaerobic digestion. This three parameters model results from combining the first-order kinetic model and the Gamma distribution function. In contrast to conventional models, where the kinetic constant is considered invariant, the Gamma model allows
C. Da Silva   +6 more
openaire   +4 more sources

Radiogenomic analysis of primary breast cancer reveals [18F]-fluorodeoxglucose dynamic flux-constants are positively associated with immune pathways and outperform static uptake measures in associating with glucose metabolism

open access: yesBreast Cancer Research, 2022
Background PET imaging of 18F-fluorodeoxygucose (FDG) is used widely for tumour staging and assessment of treatment response, but the biology associated with FDG uptake is still not fully elucidated. We therefore carried out gene set enrichment analyses (
G. P. Ralli   +11 more
doaj   +1 more source

On the Scavenging Ability of Scutellarein against the OOH Radical in Water and Lipid-like Environments: A Theoretical Study

open access: yesAntioxidants, 2022
The antioxidant capability of scutellarein, a flavonoid extracted from different plants of the Scutellaria family, was computationally predicted by considering its reaction with the OOH radical in both lipid-like and water environments.
Maciej Spiegel   +3 more
doaj   +1 more source

Development of method for determination of the kinetics constants of coal char gasification in pore diffusion regimes [PDF]

open access: yesE3S Web of Conferences, 2019
In this paper, we developed a method for determining the kinetic constants of partially diffusion-controlled heterogeneous reactions in a porous sample of powder.
Remkunas Irina   +2 more
doaj   +1 more source

New Invariant Expressions in Chemical Kinetics

open access: yesEntropy, 2020
This paper presents a review of our original results obtained during the last decade. These results have been found theoretically for classical mass-action-law models of chemical kinetics and justified experimentally.
Gregory S. Yablonsky   +3 more
doaj   +1 more source

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