Results 51 to 60 of about 33,392 (283)

Biomimetic soft matter [PDF]

open access: yes, 2011
Biomaterials are often soft materials. There is now growing interest in designing, synthesizing and characterising soft materials that mimic the properties of biological materials such as tissue, proteins, DNA or cells. Research on biomimetic soft matter
Hamley, Ian
core   +1 more source

Smart pH-sensitive nanoassemblies with cleavable PEGylation for tumor targeted drug delivery

open access: yesScientific Reports, 2017
A new acidly sensitive PEGylated polyethylenimine linked by Schiff base (PEG-s-PEI) was designed to render pH-sensitive PEGylation nanoassemblies through multiple interactions with indomethacin and docetaxel (DTX).
Guanren Zhao   +8 more
doaj   +1 more source

A heparin-mimicking polymer conjugate stabilizes basic fibroblast growth factor. [PDF]

open access: yes, 2013
Basic fibroblast growth factor (bFGF) is a protein that plays a crucial role in diverse cellular functions, from wound healing to bone regeneration.
Decker, Caitlin G   +5 more
core   +1 more source

High‐Spatiotemporal‐Resolution Transparent Thermoelectric Temperature Sensor Arrays Reveal Temperature‐Dependent Windows for Reversible Photothermal Neuromodulation

open access: yesAdvanced Functional Materials, EarlyView.
Thermoelectric temperature sensors are developed that directly measure heat changes during optical‐based neural stimulation with millisecond precision. The sensors reveal the temperature windows for safe reversible neural modulation: 1.4–4.5 °C enables reversible neural inhibition, while temperatures above 6.1 °C cause permanent thermal damage.
Junhee Lee   +9 more
wiley   +1 more source

PEGylation of therapeutic proteins [PDF]

open access: yesBiotechnology Journal, 2010
AbstractSince the first PEGylated product was approved by the Food and Drug Administration in 1990, PEGylation has been widely used as a post‐production modification methodology for improving biomedical efficacy and physicochemical properties of therapeutic proteins.
Jevsevar, Simona   +2 more
openaire   +3 more sources

MPI‐Guided Photothermal Therapy of Prostate Cancer Using Stem Cell Delivery of Magnetotheranostic Nanoflowers

open access: yesAdvanced Functional Materials, EarlyView.
Tumor‐tropic human mesenchymal stem cells (hMSCs) were used as delivery vehicles for magnetotheranostic gold–iron oxide nanoflowers. Magnetic particle imaging of the iron component demonstrated widespread intratumoral distribution and sustained retention in contrast to injection of naked nanoflowers.
Behnaz Ghaemi   +7 more
wiley   +1 more source

Exactly defined molecular weight poly(ethylene glycol) allows for facile identification of PEGylation sites on proteins

open access: yesNature Communications
PEGylation (the covalent attachment of one or more poly(ethylene glycol) (PEG) units to a therapeutic) is a well-established technique in the pharmaceutical industry to increase blood-residence time and decrease immunogenicity.
Maria J. Burggraef   +5 more
doaj   +1 more source

Size Control and Fluorescence Labeling of Polydopamine Melanin-Mimetic Nanoparticles for Intracellular Imaging. [PDF]

open access: yes, 2017
As synthetic analogs of the natural pigment melanin, polydopamine nanoparticles (NPs) are under active investigation as non-toxic anticancer photothermal agents and as free radical scavenging therapeutics.
Amin, Devang   +3 more
core   +3 more sources

Bioinspired Stabilization of Fluorescent Au@SiO2 Tracers for Multimodal Biological Imaging

open access: yesAdvanced Functional Materials, EarlyView.
This study demonstrates a bioinspired stabilization strategy for fluorescent gold‐silica nanoparticles. Inspired by natural biosilica maturation, high‐temperature calcination transforms the silica shells, preventing dissolution in cell culture media and intracellular environments.
Wang Sik Lee   +5 more
wiley   +1 more source

A plug-and-play approach to antibody-based therapeutics via a chemoselective dual click strategy. [PDF]

open access: yes, 2015
Although recent methods for the engineering of antibody-drug conjugates (ADCs) have gone some way to addressing the challenging issues of ADC construction, significant hurdles still remain.
Caddick, S   +5 more
core   +1 more source

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