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Chemistry World May 15, 2014 Jenifer Mizen |
Freeze-dried cells make better biocatalysts A biocatalytic cascade using mashed-up cells has overcome extraction and solubility problems associated with using enzymes in chemical syntheses. |
Chemistry World November 26, 2012 Laura Howes |
Protein coat prepares catalyst for cascades By protecting a transition metal catalyst with a protein coat, scientists have managed to couple up biocatalysts and chemical catalysts to perform a cascade reaction. |
Chemistry World February 17, 2013 Simon Hadlington |
Enzyme nano-parcels sober up drunken mice Scientists in the US and China have invented a way to encapsulate teams of enzymes in a thin polymer shell. This enables the enzymes to carry out a series of sequential reactions within an enclosed space -- as happens in nature. |
Technology Research News April 9, 2003 |
Alcohol powers fuel cell Researchers from St. University have developed a fuel cell that uses enzymes rather than metal and can be recharged by adding a few milliliters of alcohol. Biofuel cells could eventually be used as a replacement for any rechargeable power source, including laptop and PDA batteries. |
Chemistry World January 3, 2012 Simon Hadlington |
One-pot synthesis creates anticancer candidates Researchers in Germany have developed a simple, rapid and high-yielding cascade synthesis of a collection of polycyclic compounds that resemble indole alkaloid natural products and which interfere with cell division. |
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. |
Chemistry World November 3, 2014 Debbie Houghton |
Engineered metalloenzyme catalyses Friedel -- Crafts reaction Reprogramming the genetic code of bacteria to incorporate an unnatural amino acid has allowed scientists in the Netherlands to create a new metalloenzyme capable of catalyzing an enantioselective reaction. |
Chemistry World February 6, 2011 Laura Howes |
Cells as test tubes Chemists have used living cells as test tubes to carry out chemical reactions never before seen within living cells. |
Chemistry World May 29, 2015 Derek Lowe |
Magic molecule modifiers The synthesis of a new organic molecule can be approached in several ways. |
Chemistry World August 13, 2007 Simon Hadlington |
Nature Captured in a Test-Tube Two groups of researchers have demonstrated how a complex chain of reactions catalyzed by multiple enzymes can be reconstructed in the test tube to synthesize naturally occurring products that have potential therapeutic properties. |
Chemistry World October 31, 2013 Derek Lowe |
Natural born chemists Organic chemists may not seem like a humble group. But we should be, because we are humiliated every hour of the day by what nature accomplishes through enzyme catalysis. |
Food Processing August 2007 Mark Anthony |
Nutrition Beyond the Trends: Connecting the Dots on Enzymes Lactase -- an enzyme that splits lactose into its constituent sugars, glucose and galactose -- can make short work of the lactose intolerance problem. |
Chemistry World January 6, 2010 Phillip Broadwith |
Enzymes do the twist The way enzyme catalysts bind molecules to speed up their reactions is not as simple as once thought, say chemists from the UK and Spain. |
Chemistry World November 27, 2011 James Mitchell Crow |
Artificial enzymes close in on nature A synthetic metalloprotein that approaches the catalytic performance of a natural enzyme, despite its stripped-down structure, has been developed by a team of chemists in the US. |
Chemistry World May 1, 2014 James Urquhart |
Ancient oceans' metals mimicked metabolism Primitive metabolism of sugar phosphates may have started spontaneously in ancient oceans around 4 billion years ago and given rise to life, according to UK researchers. |
Chemistry World December 21, 2012 Laura Howes |
Engineered enzyme performs cyclopropanation by carbene transfer While biomimetic chemistry has been busy learning from nature, other chemists have been busy modifying enzymes to develop biocatalysts for other reactions. |
Chemistry World April 19, 2011 Simon Hadlington |
Cell factories package drugs for delivery Scientists in Australia and Germany have used living cells as 'factories' to encapsulate particles such as drugs in biological membranes. |
Chemistry World August 10, 2009 James Urquhart |
Stretching for reversible enzyme activation A new kind of biologically inspired nanomaterial that can be chemically turned on and off by mechanical stretching has been devised by French researchers. |
Chemistry World June 9, 2013 James Urquhart |
Hairy proteins survive stomach trip Swiss researchers have discovered a way to stabilize enzymes in the digestive tract by linking polymers to the enzymes. |
Chemistry World October 16, 2015 Philippa Matthews |
One pot recipe for incompatible catalytic transformations Researchers from the US have demonstrated a new catalyst support structure allowing two incompatible catalysts to work in tandem. |
Chemistry World November 12, 2007 Simon Hadlington |
Coupled Enzymes May Spawn New Catalysts Chemists at the University of Oxford have created a new type of catalyst by attaching two enzymes to a microscopic flake of graphite. The system could be tailored to catalyze a range of reactions, the researchers say. |
Chemistry World March 4, 2013 Harriet Brewerton |
Co-factoring on a chip makes biocatalysis easy Stephan Mohr and colleagues have designed an efficient microfluidic biocatalysis device that uses and regenerates an artificial mediator, dimethyl viologen, which is cheaper than co-factors used currently. |
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 April 26, 2007 Richard Van Noorden |
Hydrogen Busters go Synthetic Chemists have created a small molecule which mimics the way natural enzymes chew up hydrogen. The model should inspire designs for new catalysts that can break up hydrogen in fuel cells; or (running in reverse) help produce the fuel for a hydrogen economy. |
Chemistry World September 21, 2009 Hayley Birch |
Enzymes inspire new catalyst design for hydrogen production A novel enzyme-based catalyst developed by UK and US researchers hints at new ways of designing catalysts for the water-gas shift reaction, an important industrial reaction in the production of high grade hydrogen. |
Chemistry World July 15, 2010 Simon Hadlington |
Synthetic enzyme catalyses Diels-Alder reaction The reaction is key to many organic syntheses and suggests that artificial enzymes could soon become part of the synthetic chemist's toolkit. |
Chemistry World April 11, 2007 Richard Van Noorden |
Fuel Cells Guzzle Glycerol Fuel cells traditionally use oxidizing platinum catalysts to generate a flow of electrons from molecules like hydrogen or methanol. But such catalysts are expensive and can produce toxic byproducts. Now researchers are using microbial fuel cells. |
Chemistry World July 14, 2009 Phillip Broadwith |
Multicomponent reactions step up a gear Dutch chemists have taken multicomponent reactions to the next level, combining a total of eight different starting materials in a single flask, bringing together three different multicomponent reactions and making nine new bonds in a single step. |
Technology Research News December 29, 2004 |
Alcohol Fuel Cell Goes Micro Researchers, who earlier this year developed a fuel cell using enzymes to generate electricity from ethanol, have built a microchip-based version of the device. |
Technology Research News June 29, 2005 |
Self-assembly: the natural way to make things In biology, there are a few different ways DNA molecules can be replicated and combined. |
HHMI Bulletin Winter 2013 Olga Kuchment |
Rickety for a Reason Imagine walking inside a building so flimsy that it shakes with every step, making you wonder what keeps it standing. HHMI early career scientist Sin Urban has been asking the same question about an unusual class of enzymes, the rhomboid proteases. |
Chemistry World December 3, 2009 Hayley Birch |
Bio-Inspired Catalyst Design Could Rival Platinum French scientists have demonstrated the potential of a new fuel cell catalyst inspired by hydrogenase enzymes. |
Chemistry World October 2009 |
Column: In the pipeline Derek Lowe discusses the problem of leaning too heavily on favorite reactions |
Chemistry World November 25, 2014 James Urquhart |
Nanomolar chemistry enables 1500 experiments in a single day Chemists have conducted over 1500 chemistry experiments in under a day thanks to a miniaturized, high throughput automation platform they developed for identifying how synthetic molecules react under various conditions. |
Chemistry World February 2011 |
Column: In the pipeline Enzymes have been giving chemists inferiority complexes since day one, says Derek Lowe. But there's no denying their potential |
Chemistry World August 2008 |
Column: In the pipeline Problems develop when there are too few workhorse reactions, which may well generate compounds that are too similar to each other. Are we at that stage now? |
Chemistry World December 5, 2012 Phillip Broadwith |
Chemical reactions in hot water Chinese and Japanese chemists have highlighted hot water's ability to promote unexpected reactions without any other reagents or catalysts. The work should expand our understanding of how to harness the physicochemical properties of water to potentially replace more complex reagents and catalysts. |
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 October 14, 2008 Simon Hadlington |
Enzymes hit with double punch US chemists have made a small molecule that simultaneously blocks two key enzymes involved in the growth of cancer cells. |
HHMI Bulletin Nov 2011 Sarah C. P. Williams |
Living Chemistry Biologists understand better what chemists can bring to the table. And chemists understand better the questions that biologists really care about. This has led to a bigger impact of chemists on biological problems. |
Chemistry World March 8, 2009 Nina Notman |
Polymer Crossroads Act as Tiny Reactors Scientists in the US have taken inspiration from a Dutch painter to create ultrasmall chemical reactors at the junctions of overlapping polymer nanofibres |
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 March 20, 2007 Tom Westgate |
Is Your Lab Ready to go Veggie? In a recently published review article, Geoffrey Cordell demonstrates that the greengrocer's could be an unexpected goldmine of sustainable, cheap reagents that would benefit chemistry in developing countries. |
Chemistry World March 16, 2015 Elisabeth Ratcliffe |
Enzyme selectivity switch to benefit infant formula production Scientists in Austria who have redesigned the active site of an enzyme to switch its regioselectivity may have latched onto a new way to make molecules that are important for infant formula. |
Nutra Solutions October 10, 2007 Kerry Hughes |
Products: The "Spark of Life" The potential for enzyme use has not escaped scientists' imaginations, as enzymes are used in numerous industrial and medical applications. |
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 January 30, 2015 Debbie Houghton |
Thin film approach to biocatalysis Taking an unconventional approach to biocatalysis has allowed scientists in Italy to improve enzyme recycling ability with a solvent-free reaction mixture |
Chemistry World September 24, 2012 Samantha Cheung |
Tumors reprogram nylon synthesis Cancer mutations have inspired a redesign of an enzyme to catalyze a key step in the bio-based production of adipic acid, a precursor to nylon. |
Chemistry World April 2007 Derek Lowe |
Opinion: In the Pipeline Natural products can be ridiculously complicated. The sheer difficulty of the enterprise is traditionally what made pharmaceutical companies hire people who had worked in total synthesis. But, is total synthesis research still worth the effort? |
Chemistry World April 2, 2009 Ned Stafford |
Fluorescent probes take screening to next level Researchers have developed a new high-throughput screening technique that could shed light on the biochemical activities of numerous proteins about which little is currently known. |