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Carbon Nanotubes Transport Gene Therapy Drug into T-Cells Known to Block HIV

A promising approach to gene therapy involves short DNA fragments (interfering RNA) that bind to specific genes and block their "translation" into the corresponding, disease-related protein. A stumbling block h...

22 Feb 2007

Labeling Cells with Silica and Alkoxysilane Coated Ultrasmall Superparamagnetic Iron Oxide Particles

Investigators at the German Cancer Research Center have developed silica-coated iron oxide nanoparticles that allow for cell tracking in a live animal using magnetic resonance imaging (MRI). More sensitive methods for tr...

22 Feb 2007

Cellular Uptake of Functionalized Carbon Nanotubes is Independent of Functional Group and Cell Type

Over the past two years, researchers have demonstrated repeatedly that certain types of carbon nanotubes are among the most effective materials known for transporting proteins, genes, and drug molecules across the cell m...

22 Feb 2007

Massively Parallel Dip-Pen Nanolithography of Heterogeneous Supported Phospholipid Multilayer Patterns

An international team of investigators based in the United States and Germany has modified the nanoscale printing technique known as dip-pen nanolithography to create large numbers of model cell membranes. This method, p...

22 Feb 2007

The Binding Avidity of a Nanoparticle-Based Multivalent Targeted Drug Delivery Platform

One of the basic tenets of targeted nanoparticle drug delivery is putting multiple targeting molecules on a nanoparticle surface will improve the ability of nanoparticles to stick to their targeted cell and deliver their...

22 Feb 2007

Nanoparticles Advance Light-Activated Cancer Therapy

Photodynamic therapy (PDT) is a powerful approach for destroying tumors, one that uses light and a light-sensitive chemical to rapidly kill cells. Unfortunately, PDT is associated with significant side effects that large...

22 Feb 2007

Nanotechnology Breakthroughs in Medicine Webcast

What if doctors in Kenya could equip cells of the retina with photoswitches that can be flipped on, essentially making blind nerve cells see and restoring light sensitivity in people with degenerative blindness? What if ...

21 Feb 2007

Hyphenated Systems Announces Microfluidics Joint Development Program with UCSB

Hyphenated Systems, a world-wide provider of hybrid microscopy solutions for three-dimensional (3D) imaging and metrology in micro- and nanotechnology, announced today a joint development program (JDP) with the Universit...

21 Feb 2007

pSivida Announces US$9m Placement

pSivida Limited has announced the private placement, subject to shareholder approval, of 50 million fully paid ordinary shares issued at A$0.23 each to raise A$11.5m (US$9m at current exchange rates) before costs to Aust...

From EyePoint Pharmaceuticals, Inc. 20 Feb 2007

Precise Control of Water Through a Nanotube Membrane Demonstrated

By fusing wet and dry nanotechnologies, researchers at Rensselaer Polytechnic Institute have found a way to control the flow of water through carbon nanotube membranes with an unprecedented level of precision. The resear...

19 Feb 2007