Results 141 to 150 of about 288,655 (359)

Matrix Viscoelasticity Orchestrates Osteogenesis via Mechanotransduction Mediated Metabolic Switch in Macrophages

open access: yesAdvanced Healthcare Materials, EarlyView.
Fast‐relaxation viscoelastic hydrogel triggers a metabolic shift in macrophages, favoring oxidative phosphorylation (OXPHOS) over glycolysis via vasodilator‐stimulated phosphoprotein (VASP) / hypoxia‐inducible factor 1 alpha (HIF1α) signaling meditated mechanotransdution, thereby enhancing their capacity to recruit mesenchymal stem cells (MSCs) and ...
Dihao Tao   +9 more
wiley   +1 more source

Two phase aqueous extraction of whey proteins in a polyethylene glycol - arabinogalactan system [PDF]

open access: yes, 2014
The whey protein separation potential of aqueous two-phase systems of arabinogalactan [AG] (Lonza FiberAidTM) and polyethylene glycol [PEG], buffered with 10 mmol/g phosphate or citrate buffer, was studied.
Lay, Mark C.   +2 more
core  

Enhancing Form Stability: Shrink‐Resistant Hydrogels Made of Interpenetrating Networks of Recombinant Spider Silk and Collagen‐I

open access: yesAdvanced Healthcare Materials, EarlyView.
A shrinkage‐resistant hydrogel is developed to confer post‐fabrication shape fidelity. The hydrogel, based on recombinant spider silk protein eADF4(C16)‐RGD and collagen‐I, exhibits tunable mechanical properties and shrink‐resistance in the presence of fibroblasts as well as muscle cells.
Xuen J. Ng   +10 more
wiley   +1 more source

In-vitro screening and field validation of rice (Oryza sativa L.) genotypes for drought tolerance [PDF]

open access: yesElectronic Journal of Plant Breeding, 2014
In vitro screening using polyethylene glycol (PEG) was performed with matured seed-derived callus from six elite rice varieties and eight advanced cultures to understand the response to drought stress.
S. Utharasu1* and C. R. Anandakumar1
doaj  

Self-consistent field predictions for quenched spherical biocompatible triblock copolymer micelles [PDF]

open access: yesarXiv, 2013
We have used the Scheutjens-Fleer self-consistent field (SF-SCF) method to predict the self-assembly of triblock copolymers with a solvophilic middle block and sufficiently long solvophobic outer blocks. We model copolymers consisting of polyethylene oxide (PEO) as solvophilic block and poly(lactic-co-glycolic) acid (PLGA) or poly({\ko}-caprolactone ...
arxiv  

Quantitative Analysis of Polyethylene Glycol Monododecyl Ethers by Gas Chromatography after Silylation. [PDF]

open access: bronze, 1969
Jan Törnquist   +5 more
openalex   +1 more source

Advanced Materials for Biological Field‐Effect Transistors (Bio‐FETs) in Precision Healthcare and Biosensing

open access: yesAdvanced Healthcare Materials, EarlyView.
This review explores how advanced materials enhance Bio‐FETs for precision healthcare and biosensing. It covers their working principles, surface functionalization, and ultra‐sensitive detection capabilities. The integration of flexible designs, AI, and IoT for real‐time monitoring is discussed, along with challenges like material reproducibility and ...
Minal Pandey   +5 more
wiley   +1 more source

Bowel preparation in the Endoscopy Unit of Hospital Universitario Hernando Moncaleano Perdomo, one year experience: case series

open access: yesRevista de la Facultad de Ciencias de la Salud, 2016
Appropriate colonic preparation is essential for early detection of colonic neoplastic lesions. Objective: To describe the clinical response of the two colonic preparations currently used in the digestive endoscopy service of the Hospital Universitario ...
Juan Felipe Polanco Lozano   +4 more
doaj  

Single-Molecule Observation of Long Jumps in Polymer Adsorption [PDF]

open access: yesarXiv, 2013
Single-molecule fluorescence imaging of adsorption onto initially-bare surfaces shows that polymer chains need not localize immediately after arrival. In a system optimized to present limited adsorption sites (quartz surface to which polyethylene glycol (PEG) is exposed in aqueous solution at pH = 8.2) we find that some chains diffuse back into bulk ...
arxiv  

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