Results 51 to 60 of about 11,302,873 (322)

An NMR Study on How Steric Effects Affect Synergistic Effects in Surfactant Mixtures

open access: yesChinese Journal of Magnetic Resonance, 2018
NMR spectra of aqueous solutions of cetyltrimethylammonium bromide (CTAB)/triton X-100 (TX-100), sodium dodecyl sulfate (SDS)/TX-100 and CTAB/TX-100/SDS surfactant mixtures were acquired.
CHEN Xiao-ying   +4 more
doaj   +1 more source

Ion size effects at ionic exclusion from dielectric interfaces and slit nanopores

open access: yes, 2011
A previously developed field-theoretic model [R.D. Coalson et al., J. Chem. Phys. 102, 4584 (1995)] that treats core collisions and Coulomb interactions on the same footing is investigated in order to understand ion size effects on the partition of ...
Allen M P   +21 more
core   +1 more source

Sensitivity of arrest in mode-coupling glasses to low-q structure [PDF]

open access: yes, 2006
We quantify, within mode coupling theory, how changes in the liquid structure affect that of the glass. Apart from the known sensitivity to the structure factor $S(q)$ at wavevectors around the first sharp diffraction peak $q_0$, we find a strong (and ...
K. Dawson   +5 more
core   +2 more sources

A nucleotide‐independent, pan‐RAS‐targeted DARPin elicits anti‐tumor activity in a multimodal manner

open access: yesMolecular Oncology, EarlyView.
We report a Designed Ankyrin Repeat Protein that binds and inhibits RAS proteins, which serve as central cell signaling hubs and are essential for the progression of many cancers. Its unique feature is that it does not discriminate between different RAS isoforms or mutations and is capable of binding to RAS in both its active (GTP‐bound) and inactive ...
Jonas N. Kapp   +13 more
wiley   +1 more source

Ferrocenoyl-adenines: substituent effects on regioselective acylation

open access: yesBeilstein Journal of Organic Chemistry, 2022
A series of N6-substituted adenine–ferrocene conjugates was prepared and the reaction mechanism underlying the synthesis was explored. The SN2-like reaction between ferrocenoyl chloride and adenine anions is a regioselective process in which the product ...
Mateja Toma   +5 more
doaj   +1 more source

The electrophoretic membrane contactor: A mass-transfer-based methodology applied to the separation of whey proteins [PDF]

open access: yes, 2011
In the electrophoretic membrane contactor (EMC), a porous membrane is used to establish a contact across two flowing liquids between which an electrically driven mass transfer takes places.
Galier, Sylvain   +1 more
core   +1 more source

Evaluation and modification of tumor cell isolation techniques from malignant effusions for rapid drug sensitivity testing

open access: yesMolecular Oncology, EarlyView.
Non‐small cell lung cancer targeted treatment is limited to a few known genetic alterations, with few alternatives in advanced treatment lines. To direct treatment decisions by drug sensitivity testing (DST), this study compared several methods for tumor cell isolation from malignant effusions, pointing to repeated CD45+ cell depletion for effective ...
Navit Mooshayef   +10 more
wiley   +1 more source

Bis(oxazolines) based on glycopyranosides – steric, configurational and conformational influences on stereoselectivity

open access: yesBeilstein Journal of Organic Chemistry, 2010
In previous studies we found that the asymmetric induction of bis(oxazolines) based on D-glucosamine strongly depended on the steric demand of the 3-O-substituents.
Tobias Minuth, Mike M. K. Boysen
doaj   +1 more source

Steric, Activation Method and Solvent Effects on the Structure of Paddlewheel Diruthenium Complexes

open access: yesApplied Sciences, 2022
Conventional heating and solvothermal synthetic methods (with or without microwave activation) have been used to study the reaction of o-, m- and p-methoxybenzoic acid with [Ru2Cl(μ-O2CMe)4].
Patricia Delgado-Martínez   +5 more
doaj   +1 more source

Size Dependence of Steric Shielding and Multivalency Effects for Globular Binding Inhibitors [PDF]

open access: yes, 2015
Competitive binding inhibitors based on multivalent nanoparticles have shown great potential for preventing virus infections. However, general design principles of highly efficient inhibitors are lacking as the quantitative impact of factors such as ...
Böttcher, Christoph   +7 more
core   +2 more sources

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