Results 121 to 130 of about 398,278 (315)

Mass spectrometry based identification of AMP‐O‐Tris generated by Thermococcus onnurineus Cas10

open access: yesFEBS Open Bio, EarlyView.
Isolated Thermococcus onnurineus Cas10 generates the noncanonical ATP‐derived product AMP‐O‐Tris while in Tris‐containing buffer as identified via mass spectrometry, revealing relaxed nucleophile selectivity under isolated conditions. These findings suggest that multiprotein Csm complex assembly restricts Cas10 reactivity toward canonical cyclic ...
Su‐Jin Lee   +6 more
wiley   +1 more source

Sudden anaerobization in Amphibacillus xylanus increases intracellular labile ferrous iron and inhibits cell growth

open access: yesFEBS Open Bio, EarlyView.
Abruptly changing from aerobic to anaerobic conditions (sudden anaerobization) induced growth inhibition and a significant increase in intracellular labile ferrous iron in the aerotolerant anaerobe Amphibacillus xylanus. We found that free flavins mediate efficient electron transfer from NADH to ferric iron under anaerobic conditions, suggesting that ...
Shinya Kimata   +13 more
wiley   +1 more source

The Pursuit of Effective Catalysis for C-C and C-N Cross-Coupling under Mild Conditions

open access: yes, 2018
Homogeneous transition metal-catalysis has had a great impact on the synthesis of organic molecules in recent years. The selective mono-arylation of small molecules, a class of reactions predominantly achieved via transition metal-catalyzed cross ...
MacQueen, Preston
core  

Synthesis and characterization of Ru-loaded anodized aluminum oxide for hydrogenation catalysis

open access: yes, 2019
Anodized aluminum oxides (AAOs) are synthesized and used as catalyst support in combination with Ru as metal in hydrogenation catalysis. SEM and TEM analysis of the as-synthesized AAOs reveal uniform, ordered nanotubes with pore diameters of 18 nm, which
Glas, Daan   +19 more
core   +1 more source

Cyclic azapeptide CD36 ligand attenuates cardiac injury and reduces long‐chain fatty acid accumulation after myocardial ischemia–reperfusion in mice

open access: yesFEBS Open Bio, EarlyView.
In a murine model of myocardial ischemia and reperfusion (MI/R), the CD36 azapeptide ligand MPE‐298 reduces cardiac injury and transiently lowers left ventricular long‐chain fatty acids (LCFAs) accumulation 3 h after reperfusion, accompanied by a decrease of oxidative stress and inflammation‐associated genes' expression in the heart and adipose tissue.
Jade Gauvin   +12 more
wiley   +1 more source

Heterogeneous catalysis: Catch me if you can!

open access: yes, 2009
Chemists are like detectives: they like to know 'whodunit' during a catalytic reaction. Combining advanced electron microscopy with intelligent molecular design has now provided strong evidence for the presence of a highly active site within a complex ...
Inorganic Chemistry and Catalysis   +2 more
core  

Catalysis

open access: yesReports on Progress in Physics, 1983
Spencer, N.D., Somorjai, G.A.
openaire   +2 more sources

UiO‐66 metal–organic frameworks in biomedicine: From structural tunability to bioimaging, photodiagnostics, and photodynamic cancer therapy

open access: yesFEBS Open Bio, EarlyView.
UiO‐66(Zr) metal–organic frameworks are chemically stable, biocompatible, and highly tunable nanomaterials. Their modular structure enables controlled drug delivery, multimodal bioimaging, and light‐activated photodynamic therapy, supporting integrated diagnostic and therapeutic (theranostic) applications in cancer and biomedical research.
Veronika Huntošová   +2 more
wiley   +1 more source

Catalysis

open access: yes, 1988
Even though EXAFS is a young technique already quite a few very important results have been obtained in catalysis. Especially the results on Wilkinson’s catalyst (Section 8.3.1), the sulfided Co—Mo/A1203 catalyst (Section 8.3.3), bromine and krypton on ...
Koningsberger, D.C., Prins, R.
core  

Hydrogenation of carbon dioxide to value-added chemicals by heterogeneous catalysis and plasma catalysis

open access: yes, 2019
Due to the increasing emission of carbon dioxide (CO2), greenhouse effects are becoming more and more severe, causing global climate change. The conversion and utilization of CO2 is one of the possible solutions to reduce CO2 concentrations.
Liu, Miao   +9 more
core   +1 more source

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