Results 101 to 110 of about 43,763 (313)

Synergistic Effects of Electricity and Light for Efficient Iron‐Catalyzed Recycling of Polystyrene Waste

open access: yesAngewandte Chemie International Edition, EarlyView.
The synergistic interplay of electricity, light and earth‐abundant, nontoxic iron catalysis allowed for the efficient recycling of post‐consumer polymers into value‐added products. This robust depolymerization strategy was viable on multigram‐scale, where the cathodic hydrogen evolution reaction presents an attractive opportunity for a green hydrogen ...
Maxime Hourtoule   +5 more
wiley   +1 more source

Trapping the substrate radical of heme synthase AhbD

open access: yesFrontiers in Chemistry
The heme synthase AhbD catalyzes the last step of the siroheme-dependent heme biosynthesis pathway, which is operative in archaea and sulfate-reducing bacteria.
Lorenz Heidinger   +3 more
doaj   +1 more source

The PEP—pyruvate—oxaloacetate node as the switch point for carbon flux distribution in bacteria: We dedicate this paper to Rudolf K. Thauer, Director of the Max-Planck-Institute for Terrestrial Microbiology in Marburg, Germany, on the occasion of his 65th birthday [PDF]

open access: yes, 2017
In many organisms, metabolite interconversion at the phosphoenolpyruvate (PEP)-pyruvate-oxaloacetate node involves a structurally entangled set of reactions that interconnects the major pathways of carbon metabolism and thus, is responsible for the ...
Eikmanns, Bernhard J., Sauer, Uwe
core  

Structure and functional characterization of pyruvate decarboxylase from Gluconacetobacter diazotrophicus [PDF]

open access: yes, 2014
BACKGROUND: Bacterial pyruvate decarboxylases (PDC) are rare. Their role in ethanol production and in bacterially mediated ethanologenic processes has, however, ensured a continued and growing interest.
A Bjork   +83 more
core   +2 more sources

Iron-doped Co3O4 catalysts prepared by a surfactant-assisted method as effective catalysts for malic acid oxidative decarboxylation

open access: bronze, 2023
Gheorghiţa Mitran   +6 more
openalex   +2 more sources

Kinetic evaluation of human cloned coproporphyrinogen oxidase using a ring isomer of the natural substrate [PDF]

open access: yes, 2005
Background: The enzyme coproporphyrinogen oxidase (copro\u27gen oxidase) converts coproporphyrinogen-Ill (GIII) to protoporphyrinogen-IX via an intermediary monovinyl porphyrinogen. The A ring isomer coproporphyrinogen-IV (C-IV) has previously been shown
Cooper, Christopher L   +2 more
core   +1 more source

Asparagine Decarboxylation by Lipid Oxidation Products in Model Systems

open access: yesJournal of Agricultural and Food Chemistry, 2010
The decarboxylation of asparagine in the presence of alkanals, alkenals, and alkadienals, among other lipid derivatives, was studied in an attempt to understand the reaction pathways by which some lipid oxidation products are able to convert asparagine into acrylamide.
Hidalgo, Francisco J.   +3 more
openaire   +3 more sources

Synergistic Effects of Co‐Activation Agents on an MnO–Activated Carbon Composite Electrode for Electrochemical Supercapacitors

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Carbon materials synthesized from biomass are promising candidates for supercapacitor electrodes. Various activation processes for developing carbon materials with high surface areas have been investigated. Here, a manganese monoxide (MnO)–porous‐activated carbon (AC) composite was fabricated via the chemical activation of coconut shell by the
Seung‐Heon Ryu   +3 more
wiley   +1 more source

A mild oxidative decarboxylation of carbohydrate acids

open access: yesTetrahedron Letters, 1997
4 pages, 1 table, 1 scheme. The oxidative decarboxylation of carbohydrate uronic or ulosonic acids with simultaneous replacement by an acetoxy group has been accomplished using the (diacetoxyiodo)benzene and iodine system under mild conditions. A general synthesis of derivatives of tetrodialdoses, and pentodialdoses in furanose or pyranose form is ...
Francisco, Cosme G.   +2 more
openaire   +2 more sources

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