Oxidative cleavage
Physico-chemical oxidative cleavage strategy facilitates the degradation of recalcitrant crystalline cellulose by cellulases hydrolysis
... an oxidative–hydrolytic two-step mechanism [10], it was found that lignocellulose was firstly oxidized by reactive oxygen species (ROS) from enzymes prior to hydrolysis by glycoside hydrolases ...an ...
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Coupling of on Line Pre Column Oxidative Cleavage and Solid Phase Enrichment with Liquid Chromatography Using an Eco Friendly Analytical Procedure to Determine Low Levels of Methotrexate
... A 500 µL aliquot of MTX sample was loaded into the injection valve and then injected into MI. The moving zone of MTX passed through the CTH column at a flow- rate of 0.2 mL/min (pump I). The oxidative ...
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Mechanism of the oxidative cleavage of diethylene glycol by bromate in acid medium
... The oxidative cleavage of diethylene glycol by bromate ion has been studied in hydrochloric acid medium in the temperature range 298-313 ...the oxidative cleavage of diethylene glycol have ...
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Os (VIII) Catalyzed Oxidative Cleavage of Pyrrolidine Ring in L-Proline by Sodium Periodate (NaIO 4) in Alkaline Medium
... Periodate is a clean and relatively selective reagent for the oxidative cleavage of organic compounds containing -hydroxy, -oxo, -amino, or -carboxyl groups. There is extensive literature on the kinetics of ...
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The Podospora anserina lytic polysaccharide monooxygenase PaLPMO9H catalyzes oxidative cleavage of diverse plant cell wall matrix glycans
... or three (DP4) adjacent β-(1 → 4) linkages are predomi- nant, while longer cellodextrin sequences contributed to less than 10% of the total polysaccharide chain in the starchy endosperm [23]. If one assumes that DP4 ...
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Discovery of the combined oxidative cleavage of plant xylan and cellulose by a new fungal polysaccharide monooxygenase
... The enzymatic degradation of cellulose and xylan-rich agricultural and industrial food by-products into mono- saccharides is seen as a basis for the production of bio- fuels and bio-based chemicals. Now, for the first ...
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Oxidative Cleavage of Propranolol Hydrochloride with Potential Oxidant 1 Chlorobenzotriazole in Acidic and Alkaline Medium: A Kinetic, Mechanistic and Spectrophotometric Approach
... Oxidative Cleavage of Propranolol Hydrochloride with Potential Oxidant 1 Chlorobenzotriazole in Acidic and Alkaline Medium A Kinetic, Mechanistic and Spectrophotometric Approach 47 Available online at[.] ...
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Kinetics and Mechanism of the Oxidative Cleavage of Cyclic Ketones by Nicotinium Dichromate – Catalysed by 1,10 Phenonthroline
... Therefore, it can be safely argued that as the symmetry order increases the reactivity of oxidation of cyclic ketones by NDC decreases or in other words, it can be concluded that higher [r] ...
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Oxidative cleavage of lignin aromatics during chlorine bleaching of kraft pulp
... In both conditions, methanol yields are increased with the chlorine multiple until about 3 mg of methanol is liberated from i g of unbleached pulp, which corresponds to a[r] ...
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Dicyclopentamethylenethiuram Disulfide as Precursor of Mononuclear Complexes: Oxidative Cleavage of Metal Metal Bond in [CpMo(CO)3]2 and Molecular Structure of cis [CpMo(CO)2{S2C N(CH2)5}]
... (2012) Oxidative-Addition of Thiuram Disulfides to Osmium(0): Syn- thesis of cis-[Os(CO)2(S2CNR2)2] (R = Me, Et, Cy, CH2CH2OMe) and Molecular Structures of cis-[Os(CO)2(S2CNMe2)2] and ...
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Improved Oxidative Cleavage of Lignin Model Compound by ORR in Protic Ionic Liquid
... generated in situ take parts in the cleavage of alkyl-O-aryl bonds in lignin [28-30]. It is believed that the number and lifetime of ROS is the key factor for improving the degradation rate and current efficiency. ...
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Lasonolide A : synthetic explorations
... olefination. Oxidative cleavage of the terminal alkene then delivered aldehyde 3-39, which was subjected to a zinc triflate-mediated asymmetric alkynylzinc ...
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STUDIES TOWARDS THE SYNTHESIS OF BIO ACTIVE MOLECULES AND DEVELOPMENT OF NOVEL METHODOLOGIES
... Cleavage of the 1, 2 isopropylidene acetal of 38 in refluxing 30 % aq AcOH provided the lactol 39, which was subjected to oxidative cleavage in CH 2 Cl 2 using sodium periodate furnishe[r] ...
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Characterization of in vivo metabolites in rat urine following an oral dose of masitinib by liquid chromatography tandem mass spectrometry
... reduction, oxidative cleavage, benzyl oxidation and hydroxylation while for phase II metabo- lites were N-conjugation of MST and the N-demethyl metabolite with glucuronic acid and oxidative metabo- ...
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From crops to products for crops: preserving the ecosystem through the use of bio-based molecules
... the oxidative cleavage of unsaturated compounds (linoleic acid) and other fatty acid derivatives (ethyl oleate, ricinoleic acid, epoxide derived from OA and α-hydroxy ...
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Dipeptidylpeptidase IV and trypsin like enzymatic degradation of human growth hormone releasing hormone in plasma
... competitive inhibitor. D-Amino acid substitution at either position 1 or 2 also prevented hydrolysis, characteristic of DPP IV. Analysis of endogenous plasma GRH immunoreactivity from a human GRH transgenic pig revealed ...
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Hepatitis C Virus Induces Proteolytic Cleavage of Sterol Regulatory Element Binding Proteins and Stimulates Their Phosphorylation via Oxidative Stress
... In the present study, we set out to investigate the possible mechanism by which SREBPs trans-activate gene expression in the nucleus. Our results demonstrate that pSynSRE-Luc activ- ities were reduced in the presence of ...
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Unravelling spiral cleavage
... Comprising 15 out of the 32 recognised major animal groups (or Phyla under Linnaean taxonomy), Spiralia is a morphologically and ecologically diverse animal group. Each defined by a relatively distinct body plan, some of ...
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Non-Canonical Functions Of The Bacterial Sos Response
... commensal E. coli strain, MP1, and established that the SOS response is critical for sustained colonization of the murine gut. Significantly, in evaluating the origin of the genotoxic stress, we found that the SOS ...
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Does abscisic acid affect strigolactone biosynthesis?
... Strigolactone production and ABA content in the presence of specific inhibitors of oxidative carotenoid cleavage enzymes and in several tomato ABA-deficient mutants were analyzed by.. In[r] ...
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