Results 131 to 140 of about 24,053 (305)

Self‐Assembled Hybrid Cell‐Enzyme Materials for Gas‐Powered Biocatalysis

open access: yesAdvanced Functional Materials, EarlyView.
Integrating living cells with programmable enzyme networks enables hybrid materials that convert gaseous feedstocks into chemical reducing power. These gas‐powered catalytic beads operate as modular, recyclable platforms for adaptive biocatalysis and sustainable synthesis.
Marius Stoeckle   +2 more
wiley   +1 more source

Harmonic NaNbO3 and KNbO3 nanoparticles via solvothermal synthesis in glycols

open access: yes
Soft chemical methods for the synthesis of alkali niobates are so far very limited due to the insufficient knowledge of the underlying niobium chemistry and the influences of the solvents used.
Vittadello, Laura   +5 more
core   +1 more source

Hydrogel‐Based 3D‐Printed Anthropomorphic Breast Phantom for Emulating Mechanical and Dielectric Properties of Mammary Tissue. Applications in Microwave Imaging

open access: yesAdvanced Functional Materials, EarlyView.
A 3D‐printable breast phantom is developed using patient‐derived MRI data and hydrogels that replicate the dielectric properties of healthy and cancerous tissues. Mechanical and dielectric characterization confirm its suitability for microwave imaging.
Carlos M. Andreu   +5 more
wiley   +1 more source

Molecular weight identification of polyethylene glycols in pharmaceutical preparations by gel permeation chromatography.

open access: yes, 1993
The suitability of different Fractogel media [Fractogel TSK HW40(S), Fractogel TSK HW55(F), and Fractogel TSK HW65(F)] for the molecular weight identification of polyethylene glycols was examined.
Daenens, P., Van Dam, J
core   +1 more source

Charting Morphotoxicity With Complementary Embryo Models

open access: yesAdvanced Healthcare Materials, EarlyView.
Three human embryo models of the peri‐implantation stages are exposed to a library of compounds. The (toxic) effects of the compounds are analyzed through automated image analysis pipelines. By evaluating the differential responses of the embryo models, this study underscores the importance of testing complementary embryo models to achieve robust and ...
Dorian G. Luijkx   +9 more
wiley   +1 more source

Preparation of γ-di-tertiary Glycols From the Esters of γ-keto Carboxylic Acids. II [PDF]

open access: yes, 1954
Some Y-di-tertiary glycols have been prepared by the Grignard's method from the Et esters of y-keto carboxylic ...
Z. Binenfeld   +7 more
core  

Microfluidic Nano‐Assembly of Red‐Blood‐Cell (RBC) Lipids and Components for Engineering Extracellular Vesicles

open access: yesAdvanced Healthcare Materials, EarlyView.
Engineered red blood cell‐derived extracellular vesicles (eRBCEVs) are synthesized via controlled microfluidic assembly from native RBC lipids, enabling tunable encapsulation of proteins, nucleic acids, nanoparticles, and viral vectors. The platform demonstrates reproducible nanoscale architecture, preserved membrane composition, and functional cargo ...
Chiranth K. Nagaraj   +23 more
wiley   +1 more source

Investigations of the hydration of polyethyleneglycols using an acoustic method

open access: yesArchives of Acoustics, 2016
Measurements of the velocity of ultrasound in alcohol — water solutions of polyethylene glycols with molecular weights 400, 1500, 2000, 15000 and 20000 at a temperature of 25 ± 0.1°C have been made and the values of the hydration numbers defined by the ...
Adam JUSZKIEWICZ, Jadwiga POTACZEK
doaj  

Flash Assembloids: A Rapid Biofabrication of a Platform for Modeling Early Glioblastoma Invasion at the Glioblastoma–Brain Organoid Interfaces

open access: yesAdvanced Healthcare Materials, EarlyView.
This study presents a bioengineered assembloid (ASM) system combining glioblastoma (GBM) cells in oxidized alginate (OA) microgels with dorsal organoids (DOs). This model simulates brain tumor‐host interactions, revealing enhanced GBM invasion, altered gene expression, and aggressive infiltration patterns, demonstrating ASM as a valuable platform for ...
Chao Liang   +17 more
wiley   +1 more source

Ruthenium Nanoparticles Supported on Carbon Nanotubes for Selective Hydrogenolysis of Glycerol to Glycols [PDF]

open access: yes, 2009
NSFC [20873108]; 973 program [2009CB939804]; NSF of Fujian Province [2007.10013]; RFDP of Higher Education [20050384011]; Key Project of MOE [106099]Ru nanoparticles supported on carbon nanotubes showed efficient reactivity for hydrogenolysis of aqueous ...
Yuan, Youzhu   +7 more
core  

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