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Colorimetric screening detects DNA, small molecules and proteins

Using the unusual color properties of gold at the nanoscale, scientists at Northwestern University have developed a "litmus test" for DNA and small molecule binding that eventually could be used by pharmaceutical companies to rapidly identify promising candidates for new anti-cancer drugs.

11 Apr 2006

Biodegradable drug containing nano-particles effective in killing human breast tumors

Research studies, based at the University of Pennsylvania, demonstrate that biodegradable nano-particles containing two potent cancer-fighting drugs are effective in killing human breast tumors.

11 Apr 2006

Innovative sensing tool used to investigate adenosine triposphate release and its role in cystic fibrosis

The ATP study marks the first application of a novel sensing system developed by a research team led by Christine Kranz at the Georgia Institute of Technology.

27 Mar 2006

Sono-Tek announces new ultrasonic atomization technology

Sono-Tek Corporation has announced that it is developing an entirely new generation of ultrasonic atomizing nozzles using advanced materials technology and unique new designs.

7 Mar 2006

Europeans take sleep research to a new level

The IST project SENSATION is an ambitious project of 46 partners from 20 different countries, addressing sensing of physiological parameters, core computation, medical and industrial research.

7 Mar 2006

New Australian bird flu research

University of Queensland researchers will lead two projects announced as part of the Commonwealth Government's $6.5 million bird flu research program.

23 Feb 2006

Scientists discover how to make human collagen in the lab

It is the most important structural protein in the body, reinforcing connective tissue, bones and teeth, and forming long, fibrous cables to strengthen tendons. Collagen forms sheets of tissue that support the skin and every internal organ.

16 Feb 2006

Researchers unmask secrets of a tiny virus that infects bacteria

Using powerful computer tools and cryo-electron microscopes, researchers at Baylor College of Medicine unmasked the secrets of a tiny virus that infects bacteria and, in doing so, opened the door to a better understanding of a variety of viruses that infect people and animals.

13 Feb 2006

New DNA-based cell adhesion strategy

A new technique in which single strands of synthetic DNA are used to firmly fasten biological cells to non-biological surfaces has been developed by researchers with the Lawrence Berkeley National Laboratory (Berkeley Lab) and the University of California at Berkeley.

9 Feb 2006

DNA strands for biologically based electronics and medical devices

Ohio State University researchers have invented a process for uncoiling long strands of DNA and forming them into precise patterns.

15 Dec 2005

Hydrogels to potentially make chemotherapy and tissue regeneration more convenient and safe

Scientists at the Institute of Bioengineering and Nanotechnology (IBN) have invented an injectable and biodegradable gel that can deliver drugs at targeted sites or act as a scaffold for tissue repair.

15 Dec 2005

New cancer detection method

University of Florida researchers say they are a step closer to a technique to easily detect a wide variety of cancers before symptoms become apparent.

7 Dec 2005

Nanotechnology and biochemistry provide new way to study T cell signaling

Researchers with the Lawrence Berkeley National Laboratory (Berkeley Lab) and the University of California at Berkeley, combining nanotechnology with biochemistry, have created unique synthetic membranes that, for the first time ever, enable them to directly control signaling activity in living T cells from the immune system. Already their experiments have yielded surprising results.

21 Nov 2005

Study reveals how T cells analyze and react to the signals of infection at the immunological synapse

The immune system is highly complex. The cast of characters alone required to marshal an immune response to a foreign invader can number in the millions as the body's soldiers, T cells, are called into action.

20 Nov 2005

New high-resolution data on intact ribosome

A new, sharper picture of the nano-machine that translates our genetic program into proteins promises to help researchers explain how some types of antibiotics work and could lead to the design of better ones.

7 Nov 2005

Targeted drug delivery now possible using nanoparticle-apatamer conjugates

Ground-breaking results from researchers at Harvard Medical School and Massachusetts Institute of Technology (MIT), USA, disclosed at the 13th European Cancer Conference (ECCO) have shown for the first time that targeted drug delivery is possible using nanoparticle-apatamer conjugates.

3 Nov 2005

Targeted drug delivery achieved with nanoparticle-aptamer bioconjugates

Ground-breaking results from researchers at Harvard Medical School and Massachusetts Institute of Technology (MIT), USA, disclosed at the 13th European Cancer Conference (ECCO) in Paris have shown for the first time that targeted drug delivery is possible using nanoparticle-apatamer conjugates.

1 Nov 2005

Possible toxic damage from inhaled nanoparticles

A physicist and a medical researcher at the University of Leicester have received a grant of £100,000 from the Engineering and Physical Sciences Research Council to look at possible toxic damage from inhaled nanoparticles used for a range of everyday purposes.

27 Oct 2005

Gold nanorods injected into the bloodstream may be used to develop an advanced medical imaging tool

Researchers at Purdue University have taken a step toward developing a new type of ultra-sensitive medical imaging technique that works by shining a laser through the skin to detect tiny gold nanorods injected into the bloodstream.

25 Oct 2005

New model important step toward understanding the molecular basis of cell membrane mechanics

A human red blood cell is a dimpled ballerina, ceaselessly spinning, tumbling, bending, and squeezing through openings narrower than its width to dispense life-giving oxygen to every corner of the body.

24 Oct 2005