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Matrix metalloproteinase-assisted triggered release of liposomal contents

Cancer cells display a variety of proteins on their outer membranes that are not present on the surface of normal cells.

16 Jan 2008

Cancer cell targeting using multiple aptamers conjugated on nanorods

Aptamers, short stretches of DNA or RNA that can act much like antibodies, have shown promise as targeting agents for selective nanoparticle trafficking to tumors.

16 Jan 2008

Polymeric nanoparticles for tumor vaccines

The quest for an effective antitumor vaccine has received a boost from the results of work aimed at developing a nanoparticle that delivers tumor antigens to the immune system cells that trigger antibody production.

16 Jan 2008

New technique could dramatically lower costs of DNA sequencing

Using computer simulations, researchers at the University of Illinois have demonstrated a strategy for sequencing DNA by driving the molecule back and forth through a nanopore capacitor in a semiconductor chip.

16 Jan 2008

Gene detection platform made from self-assembled DNA nanostructures

Scientists at Arizona State University's Biodesign Institute have developed the world's first gene detection platform made up entirely from self-assembled DNA nanostructures.

11 Jan 2008

New food technologies are changing European diets

Humans have transformed raw ingredients into food since prehistoric times. But scientists are still looking for new ways to make food taste better and survive longer.

7 Jan 2008

Artificial viral shells for pinpoint drug delivery

Researchers at the Technion-Israel Institute of Technology and The Scripps Research Institute in California are designing an artificial viral shell as a valuable nano-container for pinpoint drug delivery, molecular computing components, and a host of other applications.

3 Jan 2008

Engineered blood vessels

MIT scientists have found a way to induce cells to form parallel tube-like structures that could one day serve as tiny engineered blood vessels.

18 Dec 2007

Biological physics creates diagnostics of the future

Chalmers University of technology in Sweden is about to enter a new field of research - biological physics.

18 Dec 2007

Cheaper drugs now closer to realization with new DropArray technology

A standard laboratory tool for measuring pharmacological activity of biological substances and performing other related tests may soon be replaced by a new miniaturized bioassay that will be faster, cheaper and more efficient for scientists to use, with new technology developed by Singapore's Institute of Bioengineering and Nanotechnology (IBN).

17 Dec 2007

New quicker technique for sequencing DNA

13 Dec 2007

Most powerful microscopes in the world

Seven new super-microscopes and a specially designed building will give scientists at DTU unique opportunities to design new materials.

10 Dec 2007

Scientists characterize Alzheimer's neurotoxin structure - potential new treatment approaches

Amyloid plaques, the hallmark of Alzheimer's disease, are clumps of fiber-like misfolded proteins which many experts think cause this devastating neurodegenerative disease.

4 Dec 2007

Wireless nano device for cell biology

A wireless, nano-scale voltmeter developed at the University of Michigan is overturning conventional wisdom about the physical environment inside cells.

3 Dec 2007

Tiny DNA molecules show liquid crystal phases, pointing to new scenario for first life on earth

A team led by the University of Colorado at Boulder and the University of Milan has discovered some unexpected forms of liquid crystals of ultrashort DNA molecules immersed in water, providing a new scenario for a key step in the emergence of life on Earth.

22 Nov 2007

Vitamin E can significantly reduce risk of heart attacks for diabetics with certain gene variant

Vitamin E supplements can significantly reduce the risk of heart attacks and related deaths for diabetics who carry a particular version of a gene, according to researchers at the Technion-Israel Institute of Technology and the Clalit Health Services in Israel.

21 Nov 2007

New Zeiss microscope peers into secret lives of cells

“See those white sparks?” asks Kirk Czymmek, as he points to the video on his computer screen of a highly magnified heart cell in action.

21 Nov 2007

New technique enables the detection of biomolecules' dynamic reactions in a single living cell

By taking advantage of the signature frequency by which organic and inorganic molecules absorb light, the team of researchers, led by Luke Lee, professor of bioengineering and director of UC Berkeley's Biomolecular Nanotechnology Center, can determine in real time whether specific enzymes are activated or particular genes are expressed, all with unprecedented resolution within a single living cell.

19 Nov 2007

Super-tiny structures for biomedical research

The University of Massachusetts Amherst is host to a new nanomedicine institute focused on developing super-tiny structures for biomedical research.

19 Nov 2007

New understanding of how bacteria survive in hostile environments

Using an innovative device with microscopic chambers, researchers from four institutions, including Johns Hopkins, have gleaned important new information about how bacteria survive in hostile environments by forming antibiotic-resistant communities called biofilms.

14 Nov 2007