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Chemistry World October 3, 2010 Manisha Lalloo |
DNA origami with a twist Researchers in the US have designed and synthesised a nanoscale Mobius strip out of DNA origami. |
Chemistry World November 17, 2010 Jon Cartwright |
DNA origami meets low-cost lithography Chemists in the US have developed an easy way to integrate the 'bottom up' assembly of DNA origami with the 'top down' patterning of low cost lithography. |
Chemistry World April 14, 2011 Laura Howes |
DNA origami yields tiny flask A US group of researchers has made a round bottomed flask from folded up DNA with an internal capacity of just 24000nm 3, which would be enough to hold 800,000 molecules of water. |
Chemistry World August 6, 2009 Hayley Birch |
Nanoscale tools from DNA origami US scientists have demonstrated a nanoconstruction approach that allows the creation of self-assembling DNA 'origami' folded in an array of different shapes, from bent rods to toothed gears. This opens new possibilities for engineering nanoscale tools and devices. |
Chemistry World July 22, 2011 Kate McAlpine |
Self-assembling DNA structures carve out a niche Researchers have used DNA nanostructures to create raised ridges and tiny trenches in silicon dioxide using an etching technique. |
Chemistry World January 2012 |
DNA motors on With the relentless rise of DNA nanotechnology's popularity, Emma Davies explores the role chemistry has played in its success |
Chemistry World February 28, 2010 Jon Cartwright |
Reactions on DNA origami watched with AFM Chemists in Denmark have for the first time imaged chemical reactions on a DNA origami scaffold so that they can precisely attach single molecules, involving atomic force microscopy. |
Chemistry World January 20, 2011 James Urquhart |
SNPs on display DNA origami and atomic force microscopy have been combined to reliably detect and image single nucleotide polymorphisms, the most common form of genetic variation in the human genome. |
Technology Research News October 22, 2003 Kimberly Patch |
DNA forms nano waffles A method for stitching together strands of DNA yields microscopic waffled sheets and ribbons. The nanostructures make handy building materials that could help bridge the huge technological chasm between the realm of molecules and the merely microscopic. |
Chemistry World August 17, 2009 Lewis Brindley |
DNA shapes up for nanoelectronic devices Researchers have taken a step towards the next generation of high-speed computer chips by controlling how triangle-shaped pieces of DNA mount themselves on a surface. |
Technology Research News April 7, 2004 |
DNA folds into paired pyramids Researchers from the Scripps Research Institute have formed strings of DNA that spontaneously fold into a wireframe octahedron, taking a step forward in the quest to use DNA to make nanoscale templates. |
Technology Research News August 22, 2005 |
DNA Technologies The versatile DNA molecule has proven to be a powerful technological building block. Researchers have developed ways of combining DNA molecules that allow them to carry out computations in test tubes and create two-dimensional patterns and three-dimensional structures at the nanoscale. |
Chemistry World May 6, 2009 Phillip Broadwith |
Nano-boxes from DNA origami Danish researchers have made a nano-sized box out of DNA that can be locked or opened in response to 'keys' made from short strands of DNA. |
Reactive Reports Issue 54 David Bradley |
Hula-Hoop DNA Amplification Periodic nanostructures made of gold nanoparticles and long DNA strands with repeated sequences have been prepared by using a technique known as "rolling circle amplification" or the "hula-hoop" technique. |
Chemistry World January 11, 2008 John Bonner |
DNA Nanoparticles Detect Gene Expression US scientists have made nanoparticles from DNA that they say could be used to identify the genes being expressed in a single cell. |
Technology Research News February 11, 2004 |
Scientists brew tree-shaped DNA Researchers from Cornell University have synthesized a new type of DNA that can be used as a nanotechnology building block. |
Technology Research News November 3, 2004 Smalley & Patch |
DNA Machines Take a Walk Researchers working to form nanoscale machines and materials are increasingly tapping into nature's building blocks. |
Chemistry World November 29, 2012 David Bradley |
Lego-like DNA bricks are child's play DNA building blocks have been pieced together to form a multitude of Lego-like bricks by researchers at Harvard University and Massachusetts Institute of Technology in the US. |
Chemistry World November 29, 2010 James Mitchell Crow |
DNA readers ratchet closer Rapid, cheap DNA sequencing has just edged a step closer, thanks to a new technique to control the motion of single DNA strands as they pass through a protein nanopore 'reader'. |
Chemistry World May 15, 2006 Jon Evans |
Selective DNA Crystals A molecular biologist has developed a molecular sieve using a DNA crystal with nanoscale channels. |
Technology Research News December 29, 2004 |
DNA Makes and Breaks Particle Clumps Nanotechnology is all about manipulating materials on the molecular scale. Many teams of researchers are using artificial strands of DNA to do so. |
Chemistry World March 15, 2010 James Urquhart |
All aboard the DNA nanotube Cargo-carrying DNA nanotubes that can rapidly release their load on demand have been made for the first time by Canadian researchers. |
Chemistry World October 19, 2009 Simon Hadlington |
DNA stretching mystery solved A detailed understanding of the elastic properties of DNA can give scientists key insights into interactions of DNA and the proteins that carry out these manipulations. |
Technology Research News July 2, 2003 Kimberly Patch |
DNA makes nano barcode Sheets of DNA that form a barcode pattern could make reading answers generated from DNA computing a lot easier. The method may also make it possible to construct electronics components molecule-by-molecule. |
Chemistry World January 12, 2015 Emma Stoye |
DNA origami makes moving machines Carlos Castro's group at Ohio State University, US has engineered DNA 'machines' that can open and close like hinges, as well as perform more complicated movements in three dimensions |
Chemistry World February 27, 2006 Michael Gross |
A DNA Switch for RNA Folding Researchers have equipped a large RNA domain with a DNA switch, which they say can fold or unfold the RNA molecule at will. |
Chemistry World February 4, 2008 Richard Van Noorden |
DNA Cages Change Size on Demand Scientists have designed dynamic DNA cages which expand or contract on demand -- and could be used to deliver drugs, or be the moving parts of nanomachines. |
Technology Research News September 24, 2003 |
Glow shows individual DNA Researchers have made a type of artificial DNA of that glows when it combines with a specific sequence of natural DNA. In principle, the method could be used to develop DNA chips that directly sense individual DNA molecules. |
Technology Research News August 10, 2005 |
DNA process stamps patterns DNA's ability to connect matching strands is at the heart of a stamp that promises to bring mass production to the nanoscale. |
Chemistry World July 4, 2008 Emma Davies |
Creating a Second Genetic Code Japanese researchers have made artificial DNA that acts like the real thing, even forming right-handed duplexes with complementary artificial strands. |
Chemistry World June 18, 2009 Lewis Brindley |
Chemical speed-dating even faster Researchers in the US have adapted a DNA amplification technique to develop a simpler way to rapidly screen chemical reactions. |
Chemistry World January 31, 2008 Michael Gross |
A DNA Crane for Molecular Building Sites Researchers in Germany have developed a DNA-based crane that can pick up molecules from a depot and deposit them precisely at a target site. |
Chemistry World October 9, 2014 James Urquhart |
Designer nanoparticles cast in DNA molds German researchers have developed a DNA origami approach to produce custom-made inorganic nanoparticles with programmable, pre-designed shapes. |
Technology Research News April 6, 2005 Kimberly Patch |
Programmed DNA Forms Fractal A researcher has showed that it is possible to coax short strands of artificial DNA to spontaneously assemble into a Sierpinski triangle. The ability is a step toward embedding programming instructions in chemical processes. |
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 17, 2012 Ian Le Guillou |
Raising the curtain on single-stranded DNA Scientists have created microfluidic devices containing single-stranded DNA 'curtains' for the first time, allowing scientists to study its interactions with proteins in real time. |
Chemistry World January 30, 2011 Mike Brown |
Electrons charge down DNA molecular wire US researchers have shown for the first time that a 34nm long DNA strand can be used as a molecular wire to conduct electricity. |
Technology Research News April 23, 2003 Kimberly Patch |
DNA motor keeps cranking Researchers have been making DNA perform all sorts of shape-changing tricks in recent years, but the need to add pieces of DNA at every step has made it a bit of a stretch to call these molecules motors. A method that keeps the process humming changes things. |
Technology Research News June 15, 2005 Kimberly Patch |
DNA Machine Links Molecules Researchers have fashioned a nanomechanical device from DNA that can be programmed to align a series of molecules and fuse them together. The technique could potentially be used to put together designer polymers, encrypt information, and carry out computations. |
Technology Research News August 27, 2003 |
Detector senses single DNA Researchers from the University of California at Los Angeles have tapped differences in the folding characteristics of single-stranded and double-stranded DNA to make a sensor capable of detecting a single DNA molecule. |
Technology Research News October 6, 2004 |
Chip spots DNA electrochemically A microelectrochemical method of reading DNA chips could be used in portable detectors. It could be use practically in two to five years, according to the researchers. |
Technology Research News March 24, 2004 |
DNA has nano building in hand Researchers from Ludwig Maximilians University in Germany have built a simple molecular machine from DNA that can bind to and release single molecules of a specific type of protein. |
Technology Research News July 28, 2004 |
Chemistry yields DNA fossils The technique could be used to make nanoscale containers, wires, patterns, and chemical catalysts. |
PC Magazine July 13, 2005 John R. Quain |
DNA Printing Press A group of scientists believes it has an inexpensive nanoprinting technique that could lead to the mass production of DNA-based chips that could revolutionize disease detection. |
Chemistry World October 25, 2011 Jon Evans |
Carbon nanotubes detect DNA 'flipping out' US chemists have developed a way to detect the chemical modification of a single strand of DNA, by hooking it up to a pair of carbon nanotubes. |
Chemistry World February 22, 2009 Phillip Broadwith |
Reading DNA Base by Base A technique to electrically detect individual DNA bases cut from a single strand of DNA has been developed by researchers in the UK. |
Technology Research News August 25, 2004 |
DNA Copier Uses Little Power Today's laboratory DNA detectors require a lot of energy. Researchers have devised a method that copies the way DNA is replicated biologically in order to avoid the energy-intensive heating and cooling process. |
Technology Research News January 12, 2005 Kimberly Patch |
DNA Scheme Builds Computers Researchers have devised a pair of computer architectures that would be built from self-assembling DNA. |
Chemistry World May 12, 2010 Mike Brown |
Molecular robots on nano-assembly lines Teams of automated programmable molecular robots working together on nanoscale assembly lines is one step closer, say scientists in the US. |
HHMI Bulletin Feb 2011 |
DNA Curtains How proteins behave in such a crash test gives scientists data about their structural integrity, how they attach to DNA, and how they behave in a cell. |