Results 101 to 110 of about 1,096,230 (302)

Toward Material‐Specific Peptides From in Silico Guided Peptide Engineering to Target PET in the Presence of PS

open access: yesAdvanced Science, EarlyView.
This work presents a computational–experimental strategy to engineer material‐binding peptides toward polymer specificity. Molecular dynamics simulations identified residues driving polystyrene binding, enabling targeted substitutions that greatly reduced polystyrene affinity while preserving PET binding.
Julian Luka   +3 more
wiley   +1 more source

Evaluation of pesticide adsorption in gas chromatographic injector and column

open access: yesQuímica Nova, 2012
Components in complex matrices can cause variations in chromatographic response during analysis of pesticides by gas chromatography. These variations are related to the competition between analytes and matrix components for adsorption sites in the ...
Gevany Paulino de Pinho   +3 more
doaj   +1 more source

Equivalence of the microscopic and macroscopic models of chromatography: Stochastic-Dispersive versus Lumped Kinetic Model

open access: yes, 2004
The microscopic model of chromatography is a stochastic model that consists of two fundamental processes: (i) the random migration of the molecules in the mobile phase, and (ii) the random adsorption-desorption of molecules on the stationary phase ...
FELINGER A.   +2 more
core   +1 more source

Reversible Exfoliation‐Aggregation Dynamics in Ionic COFs for Tunable Interfacial Catalysis

open access: yesAdvanced Science, EarlyView.
A unique ionic covalent organic framework (I‐4) exhibits unprecedented concentration‐dependent dynamic behavior in water, undergoing reversible transitions between aggregation and exfoliation. This enables fully controllable, bidirectional modulation of its particle size and surface micro‐environment.
Jilu Yang   +8 more
wiley   +1 more source

An IGC Study of the Role of Washing Procedures on the Adsorption Properties of Activated Carbons

open access: yesAdsorption Science & Technology, 2007
Inverse gas chromatography (IGC) was used to study the influence of different washing treatments (acid, basic and combined washings) on the adsorption properties of two different activated carbons (steam- and chemically-activated).
Eva Díaz   +2 more
doaj   +1 more source

Versatile Co‐Engineering of Immunogenic Cell Death‐Primed Dead Tumor Cell Bodies With Tumor‐Activated MnO2 for cGAS‐STING‐Potentiated Personalized Immunotherapy

open access: yesAdvanced Science, EarlyView.
DTBEI@CS@MnO2, fabricated via modular electrostatic co‐engineering and photothermal/photodynamic immunogenic cell death, specifically responds to the acidic and GSH‐rich tumor microenvironment. This triggers the release of DTBEI that provides tumor antigens, DNA, and DAMPs, as well as the generation of Mn2+, thereby synergistically potentiating cGAS ...
Bolun Xu   +6 more
wiley   +1 more source

Advanced modelling and visualisation of liquid-liquid separations of complex sample components, with variable phase distribution and mode of operation [PDF]

open access: yes, 2013
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.This research is about liquid-liquid chromatography modelling.
De Folter, Jozefus Johannes Martinus
core   +3 more sources

Covalently Linked Peptides and Membrane Potential Enable CyaA Segment Translocation

open access: yesAdvanced Science, EarlyView.
Using a newly developed Droplet Interface Bilayer‐Pipette assay, the authors show that two segments of the CyaA toxin cross membranes by distinct mechanisms. One segment translocates spontaneously, whereas the translocation of the other depends on membrane potential.
Gaia Scilironi   +9 more
wiley   +1 more source

Adsorption of Polydisperse Polyvinyl Alcohol Molecules on the Surface of Activated Carbons

open access: yesAdsorption Science & Technology, 2003
The adsorption of polyvinyl alcohol (PVA) on activated carbons was studied in aqueous solutions. Each batch of activated carbon produced was obtained via a definite number of technological operations using wood as the raw material. The adsorption process
J. Barkauskas, A. Vinslovaite
doaj   +1 more source

Tailored Covalent Organic Frameworks Enable the Encapsulation of Living Cells to Produce Rare Ginsenoside

open access: yesAdvanced Science, EarlyView.
This work reports the in situ fabrication of Escherichia coli@covalent organic frameworks (E. coli@COFs) in phosphate‐buffered saline. The COFs form an exoskeleton on E. coli, protecting intracellular β‐glucosidase (Ssbgl) while enhancing mass transfer.
Fengmei Liu   +6 more
wiley   +1 more source

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