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Technology Research News March 12, 2003 |
RNA forms nanomotor Researchers from Purdue University have constructed a tiny motor from DNA and RNA molecules. The device, fueled by ATP, which powers our own movements, could eventually power nanomachines. |
Technology Research News December 29, 2004 |
Molecular Motor Goes Both Ways Researchers have constructed a molecular motor that can spin in either direction, much like the biological molecular motors involved in many of life's processes. The motor could eventually be used in nanotechnology applications. |
Chemistry World November 1, 2010 Laura Howes |
Molecular motors find reverse gear Ben Feringa's group at the University of Groningen in the Netherlands been working with molecular motors for years, making small organic molecules that rotate when exposed to light. However, until now these motors have only had a forward gear. |
Chemistry World October 31, 2008 Manisha Lalloo |
DNA-rewinding protein discovered US scientists have found an enzyme that rewinds sections of DNA whose strands have mistakenly come apart. |
Chemistry World October 13, 2015 Simon Hadlington |
DNA movement through motor proteins measured Researchers have adapted a method for DNA sequencing to measure directly and with exquisite sensitivity the movement of a single molecule of DNA as it is drawn through specialized motor proteins. |
Technology Research News March 26, 2003 |
Flexible motor takes shape Researchers from Pennsylvania State University have designed a motor that can be made in a range of shapes, including nearly flat. Key to the flexibility of the design is lead zirconate titanate, a piezoelectric material that changes shape in the presence of an electric field. |
Chemistry World August 13, 2009 Simon Hadlington |
Forcing enzyme activity New research has shown that physically stretching an enzyme can trigger its activity - even when the active site is not hidden in a 'cryptic' position. Mechanical force may play a more important role in biological molecular systems than previously realized. |
Chemistry World June 21, 2007 Simon Hadlington |
Boron is Key to Antifungal Agent Researchers have shown that the presence of a boron atom is key to an antifungal agent being developed to treat infections of fingernails and toenails. |
Technology Research News October 22, 2003 |
Embedded rotors mix fluids Researchers have found that it is possible to change the way fluid flows through arrays of tiny rotary motors embedded in a membrane. Minuscule motor arrays could eventually be used to sort, mix and transport molecules for medicine, biology and bioengineering applications. |
Chemistry World April 14, 2006 Simon Hadlington |
Deciphering Hydrogen Tunnelling in Enzymes Researchers have thrown important new light on the phenomenon of hydrogen tunnelling in biological catalysts. The finding is likely to spark a debate among biochemists about the fundamental nature of enzymes. |
Chemistry World August 22, 2011 Jon Cartwright |
Manmade molecular machine goes to work Manmade molecules can generate similar forces to natural molecular machines, and could help chemists to design artificial molecular machines for meaningful tasks. |
Chemistry World March 15, 2007 Henry Nicholls |
The Mother of All Enzymes Scientists have uncovered the three-dimensional structure of what might be biology's first enzyme. This sheds light on the chemistry at a key moment in the origin of life, they argue. |
Chemistry World September 17, 2012 Jennifer Newton |
Seeing cells under stress An analytical platform that imposes controlled mechanical strain onto live cells while monitoring changes in cell morphology and molecular signalling has been developed by scientists in Germany. |
Chemistry World November 21, 2006 Victoria Gill |
Side-Effect-Free Chemotherapy Scientists have now developed an enzyme with the potential to eliminate the extreme fatigue, sickness and hair loss that result from this cell damage and strike fear into the hearts of cancer patients. |
Chemistry World February 23, 2012 Russell Johnson |
Powering up fuel cells A hydrogen fuel cell that uses carbon nanotubes to increase the amount of electrocatalyst attached to electrodes has been designed by UK scientists. |
Chemistry World November 16, 2006 Simon Hadlington |
Gene-Reading Enzyme Catapulted by Scrunch Power Two teams of researchers have solved a conundrum that has baffled molecular biologists for 20 years -- how the enzyme responsible for `reading' genes can release itself from the portion of DNA to which it initially binds extremely tightly. |
Chemistry World August 29, 2007 Ananyo Bhattacharya |
'Lost' Folate Enzyme Found After 30 Years US researchers have revealed the identity of an enzyme used by bacteria to make the essential B vitamin folate, 30 years after it was first isolated. |
Chemistry World January 28, 2014 Katia Moskvitch |
Sweet success for bio-battery Rechargeable, energy-dense bio-batteries running on sugar might be powering our electronic gadgets in as little as three years, according to a US team of scientists. |
Chemistry World March 6, 2008 Simon Hadlington |
Synthetic Enzymes Designed by Computer Scientists in the US have designed and built an artificial enzyme from scratch. |
Chemistry World June 17, 2010 Andrew Turley |
Biocatalyst improves diabetes drug production Researchers have developed an enzyme that can produce a difficult to form chiral amine in a best-selling diabetes therapy. |
Chemistry World July 15, 2013 Emily Skinner |
Potato powered biomotors are cheap as chips Enzyme rich potato tissue can be used to cheaply and quickly mass produce bubble powered millimotors, new research shows. |
Chemistry World June 4, 2013 Emily Skinner |
Homogeneous catalysis for nanoscale surface designs Scientists in France have combined homogeneous catalysis and atomic force microscopy to create intricate surface patterns. |
Chemistry World March 8, 2007 Simon Hadlington |
Researchers Claim Antibiotic Holy Grail Researchers in Canada have revealed the structure of a key enzyme involved in the synthesis of bacterial cell walls. The finding opens up the possibility of developing new and improved antibiotics and overcoming the increasing problem of bacterial resistance to existing drugs. |
Chemistry World January 17, 2014 Phillip Broadwith |
Plug and play redox enzymes With the constant drive to make chemical synthesis ever cleaner, more energy-efficient and generate less waste -- both in research and industrial processes -- more and more chemists are looking to harness enzyme catalysis. |
Science News October 7, 2006 |
Timeline: From the October 3, 1936, Issue Steel and Concrete Hold 8,000,000-Pound Load... Living Organisms Found in Waters of the Dead Sea... Through Special Technique Enzyme is Viewed at Work... |
Bio-IT World January 21, 2005 Mark D. Uehling |
How to Find a New TB Drug Scientists at Johnson & Johnson (JNJ) have announced the first novel class of antibiotics in 40 years. The diarylquinolines, as the new compounds will be known, could offer shorter treatment regimens and be a precise weapon against tuberculosis. |
Chemistry World August 1, 2010 Mike Brown |
Snapshots of mystery molecular structures Researchers have used atomic force microscopy to produce clear molecular images that can help determine the correct atomic structure of unknown organic molecules. |
Chemistry World August 27, 2015 Jon Cartwright |
AFM pictures show bond polarity Researchers in Germany and the Czech Republic have improved the clarity of atomic force microscopy to probe the distribution of charges within atoms and molecules. |
Chemistry World September 24, 2007 Simon Hadlington |
Viral Nanoreactor Captures Single Molecules Researchers in the Netherlands have created a biochemical nanoreactor by cracking open a virus, removing its contents then reassembling the virus's protein coat around a single molecule of enzyme. |
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. |