Gold Nanoparticles News and Research

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Gold nanoparticles are made up of metallic gold atoms to create a crystal structure of 1-100 nm.

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

Detecting rare microRNAs with gold nanoparticles

Over the past three years, numerous studies have shown that short pieces of single-stranded RNA, known as microRNAs, play a central role in the development of at least some cancers.

30 Oct 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

Thermosensitive pluronic micelles stabilized by shell cross-linking with gold nanoparticles

Many types of nanoparticles can cross the cell membrane and deliver their therapeutic payload into tumor cells.

3 Jul 2006

Multiple cancer biomarkers detected simultaneously

Polymerase chain reaction (PCR) technology revolutionized diagnostic medicine and basic research through its ability to amplify and detect minute amounts of specific DNA sequences.

3 Jul 2006

Scientists assemble a complete viral coat around a gold nanoparticle

Using a short piece of DNA as a template, a team of investigators at North Carolina State University has assembled a complete viral coat around a gold nanoparticle.

9 May 2006

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

New approach to fighting cancer, based on nanoscale particles

Researchers at Rice University in Texas have developed a new approach to fighting cancer, based on nanoscale particles that can both detect and destroy cancerous cells. The report appears in the April 13 issue of the American Chemical Society's journal Nano Letters.

13 Apr 2005

New color-coded test for protein folding

Every protein--from albumin to testosterone--is folded into a unique, three-dimensional shape that allows it to function properly. Now Stanford University scientists have developed a simple test that instantly changes color when a protein molecule attached to a gold nanoparticle folds or unfolds.

28 Mar 2005

Gold is rewriting the script

Pen strokes of the rich and famous and remote-controlled drug delivery systems of the future have been given the golden treatment in a new technology being developed at the University of Melbourne.

11 Jan 2005