Healthcare

Click Chemistry for Gene Therapy

A reducibly-degradable hyperbranched polymer PEI-SS-HP composed of LMW PEI via a disulfide-containing linkage is demonstrated as a promising gene vector.

DNA Fragments Throw Light on Nuclease Activity

Nuclease activity can be detected by a simple, sensitive, and selective test based on light scattering of carbon nanotubes, with no need...

Nontoxic Nanoparticles

US scientists show the mechanism of toxicity of gold nanoparticles in living cells, and demonstrate that the nanoparticles are not toxic under...

Gold Nanoparticles to Beat the Flu

Functionalized gold nanoparticles are used to prevent flu viruses from attaching to and entering cells, in research by German scientists.

Fever Responsive Drug Delivery

Chinese scientists developed a temperature-sensitive drug release system based on titanium nanotubes. A smart hydrogel layer acts as controlling barrier and releases...

Artificial ECM with chemical, electrical, and mechanical cues for stem cell differentiation

A new 3D artificial extracellular matrix provides a combination of chemical, electrical, and mechanical cues to influence stem cell differentiation.

Superbug-Resistant Bandages

With secondary infections from drug-resistant bacteria a real concern in hospitals worldwide, MIT scientist report a breakthrough that might be able to...

Edible Electronics: Purely Biocompatible Electrical Devices

Scientists from the University of Linz engage in developing electronics that can simply be thrown onto the compost heap or, if in...

Platinum and Light Together Fight Cancer

For tumor treatment with few side effects: platinum complex initiates cytotoxic effect upon targeted irradiation with visible light.

Flick of Switch Controls Medicine: Nanoparticle Drug Delivery

A recent review gives an up-to-the-minute round-up of how mesoporous silica nanoparticles are used to deliver drugs into cells.

Advanced Science News