Results 11 to 20 of about 1,352,611 (298)

Preparation of Quinolinium Salts Differing in the Length of the Alkyl Side Chain [PDF]

open access: yesMolecules, 2012
Quaternary quinolinium salts differing in alkyl chain length are members of a widespread group of cationic surfactants. These compounds have numerous applications in various branches of industry and research.
Kamil Kuca   +7 more
doaj   +3 more sources

Effect of lysine side chain length on histone lysine acetyltransferase catalysis. [PDF]

open access: yesSci Rep, 2020
AbstractHistone lysine acetyltransferase (KAT)-catalyzed acetylation of lysine residues in histone tails plays a key role in regulating gene expression in eukaryotes. Here, we examined the role of lysine side chain length in the catalytic activity of human KATs by incorporating shorter and longer lysine analogs into synthetic histone H3 and H4 peptides.
Proietti G   +3 more
europepmc   +5 more sources

New azobenzene liquid crystal with dihydropyrazole heterocycle and photoisomerization studies [PDF]

open access: yesRoyal Society Open Science, 2020
New azobenzene derivatives with dihydropyrazole heterocycle have been prepared and characterized. According to thermal polarizing microscopy and differential scanning calorimetry studies, the compounds consisting of four linearly linked rings and a long ...
Xiaoxuan Wang   +3 more
doaj   +1 more source

Comparison of the protective efficiency of polymethacrylates with different side chain length for AA2024 alloy

open access: yesJournal of Materials Research and Technology, 2021
The protective properties of polymethacrylate coatings with different side chain lengths for 2024 aluminum alloys were studied, focusing on the chain length increase but also on the Ar-plasma pretreatment applied to the metal surface.
Lisa Muñoz   +10 more
doaj   +1 more source

Synthesis, Anti-Proliferative Evaluation and Mechanism of 4-Trifluoro Methoxy Proguanil Derivatives with Various Carbon Chain Length

open access: yesMolecules, 2021
Among the known biguanide drugs, proguanil has the best antiproliferative activity. In contrast, newly synthesized biguanide derivatives containing fluorine atoms have excellent biological activity, among which trifluoromethoxy compounds show the ...
Simeng Xu   +6 more
doaj   +1 more source

Mapping the Side-Chain Length of Small-Molecule Acceptors towards the Optimal Hierarchical Morphology in Ternary Organic Solar Cells

open access: yesOrganic Materials, 2021
Using multiple light-absorbing materials to realize a broader and better absorption spectrum in multi-component organic photovoltaics has achieved significant success to obtain high power conversion efficiency.
Zichun Zhou, Shengjie Xu, Xiaozhang Zhu
doaj   +1 more source

Divergent synthesis and antitumour activity of novel conformationally constrained (−)-muricatacin analogues [PDF]

open access: yesJournal of the Serbian Chemical Society, 2023
Four novel conformationally restricted (–)-muricatacin analogues, bearing a methoxy group at the C-5 position and with an alkoxymethyl group аs the C-7 side chain, have been synthesised and their in vitro antiproliferative activity was evaluated against ...
Stanisavljević Slađana M.   +5 more
doaj   +1 more source

Surface mobility and structural transitions of poly(n-alkyl methacrylates) probed by dynamic contact angle measurements [PDF]

open access: yes, 1986
Dynamic contact angles and contact-angle hysteresis of a series of poly(n-alkyl methacrylates) (PAMA) were investigated using the Wilhelmy plate technique.
Damme, H.S. van, Feijen, J., Hogt, A.H.
core   +9 more sources

Unifying model of driven polymer translocation [PDF]

open access: yes, 2012
We present a Brownian dynamics model of driven polymer translocation, in which non-equilibrium memory effects arising from tension propagation (TP) along the cis side subchain are incorporated as a time-dependent friction. To solve the effective friction,
A. Bhattacharya   +5 more
core   +3 more sources

The GlyR Extracellular β8–β9 Loop – A Functional Determinant of Agonist Potency

open access: yesFrontiers in Molecular Neuroscience, 2017
Ligand-binding of Cys-loop receptors results in rearrangements of extracellular loop structures which are further translated into the tilting of membrane spanning helices, and finally opening of the ion channels.
Dieter Janzen   +4 more
doaj   +1 more source

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