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Gold nanoparticles for early detection of cancer

By attaching gold nanoparticles - like tiny balls or rods- to cancer cells, earlier detection will be possible.

24 Apr 2007

Raman spectroscopy for faster body-fluid tests

University of Rochester researchers announce in the current issue of Applied Optics a technique that in 60 seconds or less measures multiple chemicals in body fluids, using a laser, white light, and a reflective tube.

4 Apr 2007

New type of nanoparticle created by spray pyrolysis

Researchers at the University of California, Davis, have created a new type of nanoparticle that could be used in tests for medical diagnostics, environmental pollution, and contamination of food products.

5 Feb 2007

Dark state and DNA

Chemists at Ohio State University have probed an unusual high-energy state produced in single nucleotides - the building blocks of DNA and RNA - when they absorb ultraviolet (UV) light.

9 Jan 2007

Optical amplification of photothermal therapy with gold nanoparticles and nanoclusters

Gold nanoparticles, through their unique ability to convert light into heat, show great promise as miniature heaters capable of cooking cancer cells to death.

13 Nov 2006

New technique detects signature of metastasizing melanoma with as few as 10 cancer cells present in blood sample

Researchers at the University of Missouri-Columbia can now detect the spread of skin cancer cells through the blood by literally listening to their sound.

16 Oct 2006

A nanoplasmonic molecular ruler for measuring nuclease activity and DNA footprinting

The interactions between proteins and nucleic acids play a critical role in some of life’s most crucial biochemical processes, including gene expression and protein production, and some promising anticancer agents exert their effects by interfering with these interactions.

16 Oct 2006

Breakdown of disease caused by UV radiation

Ultraviolet radiation from the sun causes a considerable global disease burden, including specific cancers, a new World Health Organization (WHO) report finds.

25 Jul 2006

Self-illuminating quantum dots for in vivo imaging

Quantum dots have already proven themselves as powerful imaging probes that can enable researchers to track disease-related molecules inside cells and even within the body.

17 Jul 2006

Circulating bone-marrow derived cells do not contribute to egg formation

Ovulated egg cells, or oocytes, in adult female mice are not formed from germ cells in the blood or bone marrow.

14 Jun 2006

DNA taxi

Despite few successes to date, gene therapy is a highly promising approach for medical therapy in the future.

1 May 2006

Beams of light used to move, select and trap protein molecules

A paper that outlines a new method to use a beam of light to trap protein molecules and make them dance in space has earned a place in the Proceedings of the National Academy of Sciences Early Edition.

25 Apr 2006

New method allows heart beat triggers to be viewed and better understood

Researchers have developed unique chemical dyes that have made it possible to see what the naked eye has never seen before: action potentials, or voltage changes, of cardiac cells - including those deep inside the heart, which trigger and determine the pace of heartbeats.

25 Apr 2006

Forget the diet, just zap that fat!

Scientists in the U.S. are in the process of developing a laser which melts fat and they believe that in future it could be used to treat heart disease, cellulite, and acne.

11 Apr 2006

New therapy proven to be effective in the treatment of MRS

Cosmetic considerations and a perceived lack of patent opportunities could be stopping the pharmaceutical and healthcare industries from investing in the development of a new therapy proven to be effective in the treatment of MRSA.

6 Apr 2006

Individualized treatment options for rosacea

Many individuals who are struggling with redness, pimples and visible blood vessels on their face may incorrectly diagnose their condition as acne, sunburn or sensitive skin.

6 Mar 2006

Laserscope issued new U.S. patent

Laserscope announced today that it has been issued an important U.S. patent from the United States Patent and Trademark Office (USPTO) relating to the use of its Photoselective Vaporization (PV) method and technology for therapeutic treatment of benign prostatic hyperplasia (BPH) and other tissues in the human body.

26 Jan 2006