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Chemistry World July 16, 2012 Maria Burke |
Nanosilver in Consumer Goods Under the Spotlight The use of silver nanoparticles in textiles, such as insoles and running shirts, to control unpleasant odors produced by bacteria, appears to present little danger to human health or the aquatic environment, according to a new report by the Danish Environmental Protection Agency. |
Chemistry World July 9, 2014 James Urquhart |
Nanosilver fears come out in the wash Colleagues at the Swiss Federal Laboratories for Materials Science and Technology have shown that nanosilver fabrics actually leak far fewer nanoparticles when washed than previously thought. |
Chemistry World August 25, 2010 Phillip Broadwith |
Antibiotic nanoparticles go for gold Chemists in the UK and India have developed a simple, one step synthesis of gold nanoparticles incorporating an antibiotic, without using any other chemicals. |
Chemistry World September 23, 2008 Simon Hadlington |
Nanoparticles Hide Behind Protein Cloak Polymer nanoparticles suspended in human blood become cloaked in plasma proteins, new research has shown. |
Chemistry World May 1, 2012 David Bradley |
A colorful way to size up nanoparticles Researchers in China have now developed a straightforward light-scattering technique to estimate the size of gold nanoparticles in the 35 to 110nm range. |
Chemistry World January 5, 2011 Hayley Birch |
Nanoparticles build up New research suggests that nanomaterials that are released into the environment could accumulate in food chains. |
Chemistry World July 13, 2015 Ida Emilie Steinmark |
X-ray emitting bacterial plasmas could enhance imaging The possibility of using engineered bacteria as x-ray plasma sources, which could significantly improve resolution in medical and molecular imaging. |
Reactive Reports September 2005 David Bradley |
Nano Surprise A surprising mechanism by which polymers form nanocomposite particles could provide researchers with a new tool for controlling the growth of such materials. |
Chemistry World August 13, 2012 Anthony King |
Non-stick coating gives biofilms the slip A new class of material has been created that bacteria find incredibly hard to stick to. An estimated 80% of infections acquired in hospitals involve sticky biofilms of bacteria that build up on surfaces and it is challenging is to reduce their growth on medical devices, such as catheters. |
Popular Mechanics June 23, 2008 Jancy Langley |
Amid Food Scares, Nanotech Offers Healthier Option for Livestock Scientists may have found a safer alternative to antibiotic-laden food sources just five years away from America's farms. |
Chemistry World February 3, 2011 Hayley Birch |
Nanoparticle studies guide coating design A new study provides guidance for designing nanoparticle coatings based on the particles' size and the environment they are to be used in. The research could help scientists create more effective nanoparticle drug carriers. |
Chemistry World November 1, 2012 Josh Howgego |
Chemistry behind the 'blue man' unlocked Scientists have put forward a detailed biochemical model to explain argyria, a condition which turns sufferers' skin a distressing blue color. |
Chemistry World January 24, 2014 Megan Tyler |
Nanomaterials: Bin and burn? Scientists in the US have begun addressing the question of whether the disposal of nanomaterials could damage the environment, by investigating the fate of nanomaterials in incinerators. |
Chemistry World March 23, 2011 |
Antibacterial Clays Kill with Iron US researchers have made a step towards understanding why some natural clays are antibacterial, boosting the chances that they could one day be used as alternatives to antibiotic drugs. |
Chemistry World April 9, 2015 |
Big problems with little particles? There is a risk that poor toxicology studies could start undermining the success of nanomaterials. |
Chemistry World September 12, 2014 Hayley Simon |
Coated nanoparticles show Alzheimer's promise Nanoparticles coated in an amino acid polymer have been found to prevent the formation of amyloid fibrils -- incorrectly folded protein fibers associated with the development of neurodegenerative diseases. |
Chemistry World May 18, 2015 Ian Randall |
Jellyfish skin perfect mould to cast complex nanoparticles The gel-like inner skin of jellyfish can be used as a template for the simple synthesis of dendritic silver nanoparticles. |
Chemistry World August 16, 2006 Michael Gross |
Nanoparticle Toxicity Tested The rapid advance of nanotechnology has raised concerns that substances known to be harmless in bulk might turn out toxic or carcinogenic in certain fibrous or nanoparticle forms. |
Chemistry World December 8, 2011 Simon Hadlington |
Molecular Suitcases Created by Corrosion Hollow spheres, cubes and cylinders could be useful as inorganic 'molecular suitcases' to carry drugs or catalysts. |
Chemistry World July 26, 2010 Phillip Broadwith |
Predicting nanoparticle toxicity Judging nanoparticle toxicity could be made easier by a new theoretical model that predicts which materials will make nanoparticles that could damage living cells. The model can predict the available electronic energy levels in the nanoparticle structure |
Chemistry World May 31, 2006 Jon Evans |
Carbon Joins the Dots Carbon could soon replace cadmium as the material of choice for quantum dots, following the development of fluorescent carbon nanoparticles by scientists. |
Chemistry World July 15, 2008 |
Raman Reveals DNA in Action Researchers at the University of Strathclyde, UK, have been able to use Raman spectroscopy to observe strands of DNA pairing up and falling apart by attaching them to silver nanoparticles. |
Chemistry World November 24, 2006 |
Washing Machine Triggers Nanoparticle Regulation Wrangles over a washing machine have pressured America's EPA to regulate commercial products containing silver nanoparticles as a pesticide. But it is not yet clear how the policy will be enforced. |
Chemistry World May 21, 2013 Simon Hadlington |
Silver nanoparticles see the light Researchers have stumbled across a simple but as yet unexplained way to make silver nanoparticles luminescent. The finding is important because luminescence is often used to track the movement and location of nanoparticles -- within cells, for example. |
IEEE Spectrum September 2007 Karn & Matthews |
Nano Particles Without Macroproblems Quick and dirty advice for keeping nanotech clean. |
Chemistry World June 24, 2014 Elisabeth Ratcliffe |
Human protein cleans drinking water Researchers in Japan have shown that they can remove Escherichia coli from drinking water using tiny tubes made of human serum albumin. |
Chemistry World September 27, 2011 Jon Evans |
Bacteria: The Ultimate Secret Agent A team of US chemists has come up with a way to encode messages into arrays of such bacteria, which they call steganography by printed arrays of microbes (SPAM). |
Chemistry World November 6, 2007 Lewis Brindley |
Soybeans Strike Nanogold A simple mix of soybeans, water and gold salts may hold the secret to producing gold nanoparticles without harming the environment, according to one team of US researchers. |
Chemistry World November 7, 2010 Laura Howes |
Inhaled nanoparticles, from there to where? US scientists have for the first time shown how the size and surface properties of nanoparticles can affect where they end up in the body after they are inhaled. |
Chemistry World May 7, 2009 Phillip Broadwith |
Polymers release insulin in response to glucose trigger Chinese researchers have developed polymer nanoparticles that can release insulin in response to changes in glucose concentration, creating a potential treatment for diabetes. |
Chemistry World September 23, 2013 Raphael Levy |
Gold nanoparticles for physics, chemistry and biology The varied perspectives in this textbook combine to give an agreeable read and a solid foundation in this topic. |
Technology Research News June 18, 2003 |
Protein traps nanoparticles Researchers from the University of Tokyo in Japan have adapted a tubular bacterial protein for technological applications by coaxing it to combine with individual luminescent semiconductor nanoparticles. |
Chemistry World July 17, 2012 Harriet Brewerton |
Pinning down cancer US scientists have synthesized pin-shaped nanoparticles with magnetic and optical properties. The nanoparticles could be used for magnetic resonance imaging, early detection and photothermal therapy of cancer and other diseases. |
Technology Research News July 27, 2005 |
Bacteria drive biochip sensor Researchers are working to connect living cells to computer chips to gain the best of both worlds. |
Chemistry World February 14, 2014 Jason Woolford |
Sandy nanoparticles for safer-by-design sunscreens Nanoparticles coated with an inert layer of silica could be used in sunscreens and cosmetics to reduce the potential hazards of these increasingly indispensable materials, new research shows. |
Chemistry World April 4, 2011 Carol Stanier |
Mighty micelles that make themselves Scientists in the US and Singapore have made self assembling micelles of cationic polymers that kill bacteria but are biodegradable - raising further hope of a nanotechnology solution to the problem of antibiotic resistance. |
Chemistry World May 6, 2015 Matthew Gunther |
Zombie cells may rise up to kill infections The worst fears of Hollywood may yet become a reality as chemists in Israel have found dead bacteria, killed with silver, may be able rise up like 'zombies' and go on to kill surviving pathogens. |
Chemistry World April 10, 2015 Matthew Gunther |
Silicon chip spots dangerous pathogens in human blood Scientists in China have developed a silicon chip doped with silver nanoparticles that can rapidly detect different pathogens in blood samples. |
Chemistry World August 2009 Philip Ball |
Column: The crucible Zinc nanoparticles appear to have the ability to make odorants smell stronger and could a give a valuable insight into how olfaction works |
Chemistry World March 7, 2012 Jon Cartwright |
Killer crystals turn pyroelectricity on bacteria Crystals of lithium niobate and lithium tantalate powdered and formulated as nanoparticles can act as a disinfectant, killing bacteria at only moderate temperatures, according to researchers in Germany. |
Chemistry World October 19, 2009 Lewis Brindley |
Nanoparticles brought to order US researchers have developed a process that could bring the unusual properties of nanoparticles to a larger scale, by using small molecules to evenly space nanoparticles in a polymer composite. |
Chemistry World December 3, 2010 Emma Shiells |
No stone left unturned in oil hunt Polymer coated nanoparticles could be used to detect unrecovered oil in mature oil fields, say US scientists. |
Chemistry World July 9, 2013 Daniel Johnson |
Stealthy nanoparticles gather to take on tumors A team of Chinese scientists have created nanoparticles that respond to changes in pH, clumping together in acidic conditions. |
Chemistry World June 27, 2010 Simon Hadlington |
Nanoparticles allow remote control of cells In an experiment reminiscent of the mind-control rays that featured prominently in B-movies from the 1950s, scientists in the US have used a magnetic field to alter the behavior of an animal. |
Chemistry World March 26, 2012 Michael Parkin |
Phosphate-Scavenging Nanoparticles Starve Microbes Scientists have developed an antimicrobial strategy using lanthanum oxide nanoparticles to compete against microbes for phosphate. |
Chemistry World June 30, 2011 Laura Howes |
Chemically evolved bacteria European scientists have created an Escherichia coli strain with a separate genome using chlorinated DNA. |
Chemistry World February 18, 2009 Nina Notman |
Single Nanocatalyst Behaviour Revealed Before you can design the perfect nanoparticle catalyst, you first need to understand the fundamental science that governs their reactivity. U.S. Scientists have said they have done just that. |
Chemistry World September 2, 2007 Lewis Brindley |
Nanoparticles Paint a Finer Picture Swiss scientists have developed a process that can print detailed images using nanoparticles as 'ink', while maintaining their catalytic and optical properties. |
Science News November 30, 2008 Janet Raloff |
Nanosilver Disinfects -- But At What Price? Consumer and medical products employ billionths-of-a-meter scale silver particles as embedded disinfectants. A study now suggests that if those nanoparticles get loose and into the body, they might wreak havoc with the human immune system. |
Chemistry World July 25, 2013 Rowan Frame |
Nanomagnets clean blood Nanoparticles that never have to enter the body can capture harmful components in blood, scientists in Switzerland have shown. |