Results 31 to 40 of about 16,152 (240)

Tailoring pH-responsive acrylic acid microgels with hydrophobic crosslinks for drug release [PDF]

open access: yes, 2015
Amphiphilic microgels based on the hydrophilic acrylic acid (AA) and hydrophobic crosslinks of different compositions were synthesised using a lab-on-a-chip device. The microgels were formed by polymerising hydrophobic droplets.
Georgiou, T. K.   +3 more
core   +2 more sources

Temperature Dependence of Electrophoretic Mobility and Hydrodynamic Radius of Microgels of Poly(N-isopropylacrylamide)

open access: yesGels, 2018
Electrostatic interactions in charged microgels, which are dominated by the microgel net charge, play a crucial role in colloidal stabilization and loading of small, charged molecules.
Yasuyuki Maki   +2 more
doaj   +1 more source

Licensing microgels prolong the immunomodulatory phenotype of mesenchymal stromal cells

open access: yesFrontiers in Immunology, 2022
Mesenchymal stromal cells (MSC) are sensors of inflammation, and they exert immunomodulatory properties through the secretion of cytokines and exosomes and direct cell-cell interactions.
Matthew D. Patrick   +1 more
doaj   +1 more source

Microfluidically fabricated pH-responsive anionic amphiphilic microgels for drug release [PDF]

open access: yes, 2015
© 2016 The Royal Society of Chemistry. Amphiphilic microgels of different composition based on the hydrophilic, pH-responsive acrylic acid (AA) and the hydrophobic, non-ionic n-butyl acrylate (BuA) were synthesised using a lab-on-a-chip device ...
Georgiou, T. K.   +3 more
core   +1 more source

Internal structure and swelling behaviour of in silico microgel particles [PDF]

open access: yes, 2017
Microgels are soft colloids that, in virtue of their polymeric nature, can react to external stimuli such as temperature or pH by changing their size. The resulting swelling/deswelling transition can be exploited in fundamental research as well as for ...
Gnan, Nicoletta   +2 more
core   +2 more sources

Poli(Rutin) Micro/nanogels for Biomedical Applications

open access: yesHittite Journal of Science and Engineering, 2021
Flavonoids are natural phenolic compounds that are active molecules commonly found in woody and herbaceous plants and used in natural defense mechanisms of plants against harmful microorganisms.
Mehtap Şahiner, Selin Sagbas Suner
doaj   +1 more source

Modelling microgels with controlled structure across the volume phase transition

open access: yes, 2019
Thermoresponsive microgels are soft colloids that find widespread use as model systems for soft matter physics. Their complex internal architecture, made of a disordered and heterogeneous polymer network, has been so far a major challenge for computer ...
Camerin, Fabrizio   +7 more
core   +1 more source

Emulsions stabilised by whey protein microgel particles: Towards food-grade Pickering emulsions [PDF]

open access: yes, 2014
We have investigated a new class of food-grade particles, whey protein microgels, as stabilisers of triglyceride-water emulsions. The sub-micron particles stabilized oil-in-water emulsions at all pH with and without salt.
Binks, Bernard P.   +4 more
core   +1 more source

Parallel-Disk Viscometry of a Viscoplastic Hydrogel: Yield Stress and Other Parameters of Shear Viscosity and Wall Slip

open access: yesGels, 2022
The rheology, i.e., the flow and deformation properties, of hydrogels is generally a very important consideration for their functionality. However, the accurate characterization of their rheological material functions is handicapped by their ubiquitous ...
Li Quan, Dilhan M. Kalyon
doaj   +1 more source

Molecular mechanisms driving the microgels behaviour: a Raman spectroscopy and Dynamic Light Scattering study

open access: yes, 2019
Responsive microgels based on poly(N-isopropylacrylamide) (PNIPAM) exhibit peculiar behaviours due to the competition between the hydrophilic and hydrophobic interactions of the constituent networks. The interpenetration of poly-acrilic acid (PAAc), a pH-
Angelini, Roberta   +7 more
core   +1 more source

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