Results 81 to 90 of about 86,294 (392)

New Synthetic Approaches to Alk-1-enyl Sulfones and Sulfoxides [PDF]

open access: yes, 2007
This thesis is devoted to the finding of new synthetic approaches to alk-1-enyl sulfones and sulfoxides. In particular, uncomplexed organoaluminum reagents reacted with aluminium sulfinates to afford alkenyl sulfoxides in good yields (72-75%).
Signore, Giovanni
core  

Synthesis of cyclic alpha-diazo-beta-keto sulfoxides in batch and continuous flow [PDF]

open access: yes, 2017
Diazo transfer to beta–keto sulfoxides to form stable isolable alpha-diazo-beta-keto sulfoxides has been achieved for the first time. Both monocyclic and benzofused ketone derived beta-keto sulfoxides were successfully explored as substrates for diazo ...
Buckley, Naomi M.   +5 more
core   +1 more source

The effect of salubrinal on the endoplasmic reticulum stress pathway in heat‐stressed spermatogonial cells in vitro

open access: yesFEBS Open Bio, EarlyView.
This study investigates the protective role of salubrinal against heat‐induced endoplasmic reticulum (ER) stress in mouse spermatogenic cells (GC1 and GC2). By modulating the ER stress pathway, salubrinal alleviates cellular stress and supports spermatogenic cell survival, suggesting its potential as a therapeutic candidate for heat‐related infertility.
Suna Karadeniz Saygili   +2 more
wiley   +1 more source

A note on the effectiveness of selenium supplementation of Irish-grown Allium crops. [PDF]

open access: yes, 2014
peer-reviewedThis study is funded by the Department of Agriculture and Food through the Network and Team Building Initiative of the Food Institutional Research Measure (FIRM Reference Number 06/NITARFC6).Onions and other Allium crops contain high levels ...
Brunton, Nigel   +5 more
core  

Spiral Galaxies as Enantiomers: Chirality, an Underlying Feature in Chemistry and Astrophysics

open access: yes, 2005
Spiral galaxies are axi-symmetric objects showing 2D-chirality when projected onto a plane. Features in common with tetrahedral molecules are pointed out, in particular the existence of a preferred chiral modality for genetic galaxies as in aminoacids ...
Aryal   +31 more
core   +1 more source

The influence of reaction conditions on the Diels-Alder cycloadditions of 2-thio-3-chloroacrylamides; investigation of thermal, catalytic and microwave conditions [PDF]

open access: yes, 2010
The Diels-Alder cycloadditions of cyclopentadiene and 2,3-dimethyl-1,3-butadiene to a range of 2-thio-3-chloroacrylamides under thermal, catalytic and microwave conditions is described.
Chopra, Jay   +4 more
core   +1 more source

Evaluation of in vitro toxicity of common phytochemicals included in weight loss supplements using 1H NMR spectroscopy

open access: yesFEBS Open Bio, EarlyView.
We investigated the toxicity of 12 active compounds commonly found in herbal weight loss supplements (WLS) using human liver and colon cell models. Epigallocatechin‐3‐gallate was the only compound showing significant toxicity. Metabolic profiling revealed protein degradation, disrupted energy and lipid metabolism suggesting that the inclusion of EGCG ...
Emily C. Davies   +3 more
wiley   +1 more source

Are collapse models testable with quantum oscillating systems? The case of neutrinos, kaons, chiral molecules

open access: yes, 2013
Collapse models provide a theoretical framework for understanding how classical world emerges from quantum mechanics. Their dynamics preserves (practically) quantum linearity for microscopic systems, while it becomes strongly nonlinear when moving ...
Bahrami, M.   +6 more
core   +1 more source

Selective oxidation of sulfides to sulfoxides and sulfones using a new catalyst with Keggin type-structure (H5PMo11Al0.5V0.5O40) [PDF]

open access: yes, 2007
En esta investigación, se ha encontrado un nuevo y selectivo procedimiento de oxidación de sulfuros aromáticos y alifáticos, en sulfóxidos y sulfonas, empleando 35% H2O2 y acetonitrilo como solvente de reacción.
Dimitroff, Pablo   +3 more
core   +3 more sources

Anticancer sensitivities and biological characteristics of HCT116 cells resistant to the selective poly(ADP‐ribose) glycohydrolase inhibitor

open access: yesFEBS Open Bio, EarlyView.
We analyzed alterations of PAR metabolism‐related proteins in PARG inhibitor‐resistant HCT116RPDD cells. Although PARG levels remained unchanged, HCT116RPDD cells exhibited reduced PARP1 and ARH3 expression and elevated PAR levels. Interestingly, HCT116RPDD cells exhibited slightly elevated intracellular NAD+/NADH and ATP levels. Our findings suggest a
Kaede Tsuda, Yoko Ogino, Akira Sato
wiley   +1 more source

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