Results 41 to 50 of about 6,529,404 (392)

LPMO as a Key Enzyme in the Sustainable Conversion of Lignocellulosic Biomass [PDF]

open access: yesKemija u Industriji, 2023
The importance of the lytic polysaccharide monooxygenase (LPMO) enzyme in the preparation of lignocellulosic raw materials for production in biorefineries has been confirmed in numerous investigations. Therefore, LPMO enzymes were investigated to explore
Tonči Rezić   +2 more
doaj   +1 more source

Enzyme-mediated hydrolytic activation of prodrugs

open access: yesActa Pharmaceutica Sinica B, 2011
Prodrug design is an important part of drug discovery. Prodrugs can offer many advantages over parent drugs such as increased solubility, enhanced stability, improved bioavailability, reduced side effects, and better selectivity.
Yan-hui Yang   +4 more
doaj   +1 more source

Cold-Water Immersion Promotes Antioxidant Enzyme Activation in Elite Taekwondo Athletes

open access: yesApplied Sciences, 2021
The aim of this study was to investigate the effect of cold-water immersion (CWI) on lipid peroxides and antioxidant enzymes in adult Taekwondo athletes after a match. A cross-sectional study was performed.
Eun-Hee Park   +2 more
doaj   +1 more source

Direct Single Molecule Imaging of Enhanced Enzyme Diffusion [PDF]

open access: yesPhys. Rev. Lett. 123, 128101 (2019), 2018
Recent experimental results have shown that active enzymes can diffuse faster when they are in the presence of their substrates. Fluorescence correlation spectroscopy (FCS), which relies on analyzing the fluctuations in fluorescence intensity signal to measure the diffusion coefficient of particles, has typically been employed in most of the prior ...
arxiv   +1 more source

The Mg2+ requirements of nonactivated and activated rat liver phosphorylase kinase Inhibition of the activated form by free Mg2+ [PDF]

open access: yes, 1984
Incubation of rat liver phosphorylase kinase in the presence of MgATP results in a time-dependent increase in activity, i.e., activation. Determination of the magnitude of activation depends, in large part, on the relative concentrations of Mg2+ and ATP ...
Chrisman, Ted D.   +2 more
core   +1 more source

Adipokinetic hormone enhances laminarin and bacterial lipopolysaccharide-induced activation of the prophenoloxidase cascade in the African migratory locust, Locusta migratoria [PDF]

open access: yes, 2002
Lom-AKH-I enhances the activation in vivo of prophenoloxidase in the haemolymph of the African migratory locust, Locusta migratoria, in response to challenge with laminarin.
Brehelin   +23 more
core   +1 more source

In vivo activation of methyl-coenzyme M reductase by carbon monoxide

open access: yesFrontiers in Microbiology, 2013
Methyl-coenzyme M reductase (MCR) from methanogenic archaea catalyzes the rate-limiting and final step in methane biosynthesis. Using coenzyme B (CoBSH) as the two-electron donor, MCR reduces methyl-coenzyme M (CH3-SCoM) to methane and the mixed ...
Yuzhen eZhou   +2 more
doaj   +1 more source

Optimization of collective enzyme activity via spatial localization [PDF]

open access: yesJ. Chem. Phys. 139, 135101 (2013), 2013
The spatial organization of enzymes often plays a crucial role in the functionality and efficiency of enzymatic pathways. To fully understand the design and operation of enzymatic pathways, it is therefore crucial to understand how the relative arrangement of enzymes affects pathway function. Here we investigate the effect of enzyme localization on the
arxiv   +1 more source

A survey of orphan enzyme activities [PDF]

open access: yesBMC Bioinformatics, 2007
Using computational database searches, we have demonstrated previously that no gene sequences could be found for at least 36% of enzyme activities that have been assigned an Enzyme Commission number. Here we present a follow-up literature-based survey involving a statistically significant sample of such "orphan" activities.
Peter D. Karp   +2 more
openaire   +4 more sources

Assessment of Poly(ADP-ribose) Polymerase1 (PARP1) expression and activity in cells purified from blood and milk of dairy cattle [PDF]

open access: yes, 2018
Poly(ADP-ribosyl)ation (PAR) is a post-translational protein modification catalysed by enzyme member of the poly(ADP-ribose) polymerases (PARPs) family. The activation of several PARPs is triggered by DNA strand breakage and the main PARP enzyme involved
Buttazzoni, Luca   +7 more
core   +1 more source

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