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Chemistry World March 2010 |
News in brief Updates on hydrogels, DNA origami, graphene transistors, the European Research Council, and other science news. |
Chemistry World September 5, 2012 Hayley Birch |
Tougher hydrogels to rival rubber The gels, which may eventually find applications in contact lenses and tissue engineering, are 10 times tougher than cartilage and can stretch to 20 times their original length without suffering permanent damage. |
Chemistry World January 7, 2011 Russell Johnson |
Sticky hydrogels make resilient wound dressings An adhesive material made from a hydrogel filled with nanoparticles could lead to wound dressings that won't fall off when you sweat. |
Chemistry World September 2, 2015 Carolyn Devlin |
Shrinking hydrogel reinforces fabric for soft yet strong material A hydrogel -- fabric composite that can support a load almost three times greater than the fabric alone has been made by scientists. |
Chemistry World October 22, 2007 Simon Hadlington |
A Swell Idea? US researchers have developed a new polymer-based gel that can rapidly change color in response to a range of triggers, including temperature, humidity and salt concentration. |
Chemistry World February 21, 2014 Phillip Broadwith |
Refined gels for cultured cells UK start-up Biogelx is developing self-assembled peptide hydrogels that can provide support to growing cells, but also present well-defined surface chemistry to help cell biologists address biological problems. |
Chemistry World May 22, 2014 Elisabeth Bowley |
Super strong hydrogel Researchers from China have accidently discovered a super strong, super stretchy hydrogel, which has the potential to be used in tissue engineering. |
Chemistry World November 9, 2011 Laura Howes |
Radical Approach to Self-Healing Materials Japanese chemists have made a covalently cross-linked gel that can repair itself simply by bringing the broken surface together. The new material can heal itself even after damaged surfaces have been kept apart for as long as five days. |
Chemistry World April 2, 2009 Michael Gross |
Light-guided hydrogels direct cell growth Researchers in the US have developed a gel-like material whose structural and chemical properties can change in response to laser light |
Chemistry World November 14, 2010 Laura Howes |
Using Host-Guest Chemistry as Molecular Velcro Molecular recognition, a microscopic process, has been used by Japanese researchers to assemble gels into macroscopic structures. The result is like molecular velcro, the molecules catch each other and hold the gel cubes together. |
Chemistry World January 6, 2012 Tegan Thomas |
Blood barrier gel aids medical analysis US scientists have developed a separator gel that can form a permanent barrier between blood components when exposed to ultraviolet light. |
Chemistry World July 24, 2006 Victoria Gill |
Eye Glue Debut A gel that could glue transplanted corneas onto the eye has been developed by chemists. Using the gel could reduce the number of stitches needed to fix the cornea in place, potentially cutting the risk of infections. |
Fast Company February 2011 |
Designer Molecules The Stupp lab's bio-active nanofibers could help make regenerative medicine a reality. |
Chemistry World August 14, 2008 Jane Qiu |
Gel Releases Drugs on Cue A novel gel that delivers drugs in response to a chemical cue may help to make insulin jabs a thing of the past. |
Chemistry World September 13, 2013 Polly Wilson |
Polymer regenerates all by itself Self-healing polymers that can spontaneously achieve quantitative healing in the absence of a catalyst have never been reported before, until now. |
Chemistry World August 30, 2013 Jennifer Newton |
Responsive gel stays strong The first hybrid gel that is responsive as well as robust has been made by scientists in the UK. |
Chemistry World October 13, 2015 Thadchajini Retneswaran |
Alginate bolsters 3D-printed hydrogel fix for damaged knees A team from Texas in the US has developed a super tough biomaterial that could be used to print load-bearing body parts such as knee cartilage. |
Reactive Reports Issue 33 David Bradley |
Catalytic Gel Gels are commonplace from lime Jell-o to invigorating minty shower gels. Now, a German-Dutch team has developed an organometallic complex that acts as a novel gelling agent for organic solvents. |
Chemistry World December 14, 2006 Jessica Ebert |
Nanotube Photoconductors Japanese researchers report the construction of a molecule that self-assembles into nano-sized tubes which generate a current when irradiated. The nanotubes could serve as building blocks for future nanoscale photovoltaics, electronics, and photo-detectors. |
Chemistry World February 20, 2008 Michael Gross |
Rubber That Heals Itself Chemists in France have made a new, rubber-like material that can be repaired simply by pressing cut or broken pieces together at room temperature. |
Chemistry World April 15, 2015 Christopher Barnard |
Hydrogel with a basic instinct for drug delivery A self-assembling hydrogel with nanofibers that specifically capture and release anti-inflammatory compounds has been created for applications in targeted drug delivery. |
Prepared Foods May 1, 2006 |
Gumming for the Alternative The proper selection of a food gum is critical to its ultimate efficacy in a food matrix. |
Chemistry World January 22, 2010 Lewis Brindley |
Gel turns clear for cocaine detection Chinese researchers have developed an aptamer cross-linked hydrogel that changes from bright red or blue to colourless when exposed to tiny amounts of cocaine. |
Chemistry World May 8, 2014 Tim Wogan |
Polymer sets new self-healing record A new self-healing polymer that can repair holes far larger than any material before -- up to 3cm wide -- has been unveiled by US researchers. |
Chemistry World July 17, 2009 Hayley Birch |
No scars with healing nanosheet Biodegradable nanomaterials could prevent scarring after surgery according to Japanese researchers. They say their polyester-based nanosheets seamlessly seal up surgical incisions in mice |
Chemistry World August 22, 2008 Lewis Brindley |
Conveyor belt hydrogel Chemists in Japan have developed an oscillating polymer gel that produces 'waves' which can push or pump a cargo along its surface. |
Chemistry World May 22, 2009 Phillip Broadwith |
'Printing' organs with hydrogels Dutch researchers have developed a way to 'print' stable cell-containing scaffolds, creating a method that could one day be used to help make tailor-made tissue grafts |
Chemistry World December 21, 2012 Laura Howes |
DNA hydrogel has a long memory It might look like a pink gloopy liquid to begin with but when you pour Dan Lou's DNA hydrogel into water it spontaneously reforms into its original shape. |
Chemistry World October 11, 2011 Andrew Turley |
A Polymer Plug for Blood Vessels A polymer product that can temporarily block blood vessels during surgery has been approved in the US. The product, called LeGoo, is liquid at room temperature, but rapidly forms a gel when warmed by the body, creating a firm plug and halting blood flow. |
Chemistry World October 8, 2012 Emma Shiells |
Medicinal hope for injectable hydrogels Doo Sung Lee and colleagues from Sungkyunkwan University developed an amphoteric copolymer to form dually cationic and anionic hydrogels, in response to pH and temperature changes. |
Chemistry World February 22, 2007 Richard Van Noorden |
Hydrogels Make Programmed Chemical Origami Israeli scientists have created elastic sheets which buckle into pre-programmed 3D shapes on command. |
Chemistry World August 27, 2013 Polly Wilson |
Hydrogel treatment targets tumors Hydrogels of cancer drug taxol injected directly into tumors have been shown to be more effective at inhibiting tumor growth than intravenous taxol injections of four times the dosage. |
Chemistry World February 23, 2012 Laura Howes |
Simple sensitive TNT detection Indian scientists have created a gel that gives a fluorescence response when exposed to particles of explosive trinitrotoluene |
Chemistry World September 25, 2015 Emma Stoye |
3D printer uses gel matrix to tie the knot Researchers have found a way to 3D print 'impossible' shapes -- including a thin tube tied in a knot -- out of soft materials by injecting the inks into a gel that solidifies and traps them in place. |
Chemistry World September 19, 2007 Lewis Brindley |
Cell Destruction by Gel Implosion Scientists in Hong Kong have shown that creating a gel inside bacterial cells can stunt their growth. This research is a step towards developing novel treatments that would target rapidly-reproducing cells such antibiotic-resistant superbugs. |
Chemistry World August 31, 2012 |
New gel to repair damaged discs UK researchers have developed an injectable microgel that can completely restore the mechanical function of damaged spinal discs -- at least in an animal model. |
Reactive Reports Issue 52 David Bradley |
Microscopic Contact Lenses Make Sense Gel lenses, resembling microscopic contacts, could find a role in biosensors for analysis and diagnostics, according to researchers at the Georgia Institute of Technology. |
Chemistry World June 10, 2012 Yuandi Li |
Polymer gel provides focus An injectable nanocomposite gel for replacing the eye lens could eliminate the need for complicated cataract surgery, say Japanese and Danish researchers. |
Chemistry World September 24, 2012 Andrew Turley |
Pineapple gel approved for burns NexoBrid gel from privately owned biotech MediWound, contains proteolytic enzymes from the stem of the pineapple plant. |
Technology Research News December 31, 2003 Kimberly Patch |
Gel gains life-like motion Researchers from the University of Cambridge in England and Lehigh University have shown that it is possible to make a strip of hydrogel mimic the movements of a snail, inchworm and snake. The ability could lead to new motion techniques for tiny machines, including robots, and for manufacturing processes that involve moving substances across surfaces. |
Chemistry World June 5, 2012 Tamsin Phillips |
Targeting organs with therapeutic carbon monoxide Scientists in the US have created a gel that can be used to deliver therapeutic carbon monoxide gas to selected organs in the body. |
Technology Research News July 16, 2003 |
Gel yields nanotube plastic Researchers from Japan have found a way to distribute nanotubes evenly throughout a gel to form an electrically versatile material. |
Chemistry World February 9, 2009 Phillip Broadwith |
Molecular thermometer takes cell temperature A fluorescent polymer that can accurately measure the temperature inside living cells has been invented by researchers in Japan. |
Chemistry World March 18, 2014 James Urquhart |
Agar gives Milan's cathedral a sponge down Removing salt and soot deposits from historical stone monuments and buildings just got a lot simpler thanks to Italian researchers who have developed a cleaning method that uses harmless agar gel to absorb dirt like a sponge. |
Reactive Reports Issue 34 David Bradley |
The end of spectacles? A technique for forming a gel inside the eye under physiological conditions has been developed by US researchers. The gel could provide a permanent solution to the poor vision that afflicts almost everyone from middle-age onwards. |
Chemistry World April 8, 2014 Katia Moskvitch |
Gel to heal divide between bones and surgical implants A new gel developed by researchers at Uppsala University, Sweden, could lead to a smart coating that makes it easier to fuse surgical implants with bone tissue by reducing the chances of rejection by the body. |