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Chemistry World March 21, 2011 Michael Gross |
Origin of life experiments revisited Modern analysis of forgotten samples has given chemists in the US additional insights the origins of life on Earth. |
Chemistry World October 16, 2008 Hayley Birch |
Miller's legacy: new clues to origins of life Scientists have re-examined dried residues in 50-year-old vials from classic 'primordial soup' experiments to glean new information about how life originated on Earth. |
Geotimes October 2004 Laura Stafford |
Volcanic gas and early life Researchers have combined carbonyl sulfide with free amino acids in a reaction that created di-, tri- and tetra-peptides. The experiment was conducted under a variety of conditions meant to simulate Earth's early atmosphere. |
Chemistry World October 12, 2015 Andy Extance |
'Chemical search engine' backs alternative route to life A key class of biological molecules neglected in the search for life's chemical origins could have appeared spontaneously before organisms, UK scientists say. |
Chemistry World February 11, 2013 Philip Ball |
A (chemical) potential theory of life's origin This theory says that life arose at hydrothermal vents, not merely because these provide heat and the ingredients for making complex organics but because they create sustained gradients of ion concentration. |
Chemistry World September 16, 2014 Patrick Walter |
Computer simulations point to formamide as prebiotic intermediate in 'Miller' mixtures Formamide may have played a key role in the genesis of life |
Chemistry World December 8, 2008 Hayley Birch |
Meteorites hitting oceans may have kick-started life Japanese scientists have done laboratory experiments to test the idea. |
Chemistry World April 8, 2008 Mark Peplow |
Meteorite Source for Life's Handedness Scientists have long speculated that life's preference for left-handed amino acids may have been triggered by compounds brought to Earth by meteorites. Now they've shown exactly how two crucial steps in this process could happen. |
Chemistry World April 14, 2015 Anthony King |
Chemicals formed on meteorites may have started life on Earth The molecules that kick-started life on primordial Earth could have been made in space and delivered by meteorites, according to researchers in Italy. |
Chemistry World November 1, 2009 Hayley Birch |
How light gave life a helping hand A new theory for how 'handedness' in organic molecules evolved has been proposed by Dutch scientists. |
Chemistry World October 14, 2009 James Urquhart |
New route to amino acids US scientists have found a new way of making a class of non-natural amino acids that are widely used as components of pharmaceuticals and chiral catalysts. |
Chemistry World March 2, 2007 Philip Ball |
Giving Life a Hand Why are proteins left-handed and nucleic acids right-handed? Once offered only a few sketchy theories, scientists have found more alternatives for creating homochirality. |
Chemistry World August 13, 2015 Heather Powell |
Study probes role of chemical corruption in origin of life Researchers are incorporating what they describe as defective compounds into their experiments to help them understand how the first molecules of life formed. |
Chemistry World June 17, 2013 Eleanor Merritt |
Switching chirality in amino acids An international team of scientists has developed a purely chemical approach to interconvert L- and D-amino acids. This method could rival enzymatic routes used in industry, and enable cheaper production of some pharmaceuticals. |
Chemistry World November 2007 Philip Ball |
Column: The Crucible It is inevitable that the origins of life on Earth will be forever shrouded in mystery. |
Chemistry World July 26, 2007 Richard Van Noorden |
Shortcut Protein Synthesis Ditches Amino Acids Chinese chemists have demonstrated a speedy way to make polypeptides by avoiding the costly tedium of linking together amino acids. |
Chemistry World March 17, 2015 Andy Extance |
Reaction map suggests meteorite chemistry route to life UK chemists have found a reaction network that they believe shows that 'pretty much everyone' working on life's molecular origins is wrong -- but also 'right, in a sense'. |
Chemistry World January 13, 2012 Helen Potter |
Mineral regulates early metabolism Chinese scientists have taken a step towards further understanding the reactions that led to the origin of life by showing that a crucial metabolic process can be photocatalysed on the surface of a common mineral. |
Chemistry World September 12, 2010 Mike Brown |
Comet shockwaves helped stimulate life on Earth The shock waves caused as comets hit the early Earth could have helped promote the formation of amino acids and the early building blocks of life, say US researchers. |
Chemistry World March 30, 2011 Hayley Birch |
Amino acid synthesis hints at how the genetic code expanded The detailed pathway for the biosynthesis of pyrrolysine - the 22nd and latest amino acid to be discovered - has been outlined by US researchers. |
Chemistry World June 4, 2008 Lewis Brindley |
Peptide printer goes into overdrive Synthesizing arrays of short peptides could soon be as easy as printing them out - thanks to the development of a modified laser printer that uses amino acids instead of colored ink. |
Chemistry World March 22, 2007 Michael Gross |
Eat Isotopes to Live Longer Food containing heavy isotopes of hydrogen, carbon and nitrogen could slow down the aging process. That's the claim of a biochemist who suggests that seeding key biological molecules with deuterium or carbon-13 could drastically reduce oxidative damage or even avert it altogether. |
Chemistry World May 12, 2008 Simon Hadlington |
'Super-yeast' tackles unnatural proteins Researchers in the US have engineered yeast cells to produce large amounts of proteins containing unnatural amino acids (UAAs) - a feat that has previously only been possible with bacteria. |
Chemistry World August 2, 2011 Phillip Broadwith |
Protein synthesis hijacked to turn out cyclic peptides Japanese researchers have developed a way of reprogramming the genetic code and using bacteria to make and screen huge libraries of cyclic peptides using unnatural amino acids. |
Chemistry World June 16, 2011 |
Forming the First Sugars with Formose Reactions Hydrothermal synthesis could provide greener synthesis methods as well as information about the origin of life. |
Chemistry World February 7, 2007 Bea Perks |
Protein's Non-Natural Alternative Beta peptides are of interest because of what they can tell researchers about protein folding in general. Now, chemical biologists have built what they say is a 'remarkably protein like' structure from beta peptides. |
Reactive Reports Issue 31 David Bradley |
Ammonia for the primordial brew A newly discovered nitrogen-fixation reaction may have played a role in the emergence of life, according to German researchers. |
Geotimes November 2004 Jay Chapman |
Impacting the Origin of Life Impact events and meteorite strikes are often associated with mass extinctions and widespread devastation. But, despite this destructive reputation, impact events may have played a role in the evolution of life, according to several new studies. |
Chemistry World September 25, 2014 Simon Hadlington |
First interstellar sighting of a branched alkyl molecule The radiotelescope in Atacama, Chile, has found the first branched molecule ever seen in interstellar space |
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 January 19, 2010 Simon Hadlington |
New 'click' reaction to modify proteins Chemists in the US have discovered a new way to attach small molecules to proteins and peptides under mild, aqueous reaction conditions. |
Chemistry World May 6, 2008 James Mitchell Crow |
Building Peptides From the Wrong End UK chemists have cracked a long-standing problem in peptide synthesis that has prevented amino acid chains being grown from both ends. The insight could open up efficient ways to make peptide-based drugs. |
Chemistry World December 10, 2014 Emma Stoye |
Cutting edge chemistry in 2014 Highlights from last year's ground breaking chemical sciences research. |
Chemistry World October 26, 2006 Victoria Gill |
Volcanoes Reveal the Secret of the Origin of Life Life began with a chemical reaction under the sea over four billion years ago. That is the claim of a German scientist whose team has recreated a crucial part of the reaction, synthesizing all the necessary ingredients for a living organism. |
Chemistry World November 26, 2010 Amaya Camara-Campos |
Enriching the origin of life theory An enantioenrichment of the amino acid valine, which could shed light on the origin of chirality on Earth, has been achieved by scientists in Spain. |
Nutra Solutions September 1, 2005 |
Sporty Spice AnMar Nutrition supplies d-glucuronolactone, taurine, ascorbic acid, Rhodiola rosea, caffeine, glucosamine, chondroitin and a full line of amino acids. |
Chemistry World January 14, 2008 Michael Gross |
Ice-Cream Without the Crunch A mixture of molecules obtained from gelatin could help to make food last longer in the freezer and make ice-cream creamier. |
Chemistry World February 18, 2008 John Bonner |
Flicking the Acetyl Switch A strain of Escherichia coli that can produce proteins containing an acetylated version of the amino acid lysine could help to reveal how acetylation changes the function of hundreds of proteins inside cells. |
Pharmaceutical Executive November 1, 2006 |
Thoughtleader: Making Things Stick Ambrx has created the "glue" that allows researchers to attach activity-enhancing molecules to amino acids where they couldn't before. |
Chemistry World March 16, 2014 Simon Hadlington |
Short peptides self-assemble into a catalyst Researchers in the US have created catalysts from peptide chains that are only seven amino acids long. |
Chemistry World December 21, 2006 Henry Nicholls |
Silent SNPs Serve up a Structural Surprise The sequence of amino acids no longer dictates the structure and function of a protein according to a surprising new paper. |
Prepared Foods June 1, 2005 Marcia A. Wade |
Extended Shelflife: Bar None A partially hydrolyzed premium whey protein isolate designed to control water migration can extend the shelflife of nutrition bars -- up to a year, in some cases. |
AskMen.com Jeff Bayer |
Amino Acids The importance of amino acids can be overlooked at times, and severe problems can occur if you suffer from amino acid deficiency. |
Chemistry World November 13, 2013 Matthew Smith |
Illuminating probes identify amino acids The method proposed by researchers at Bowling Green State University in Ohio analyses fluorescence signals when guest europium ions are displaced from an array of two cucurbituril host probes. |
Chemistry World October 9, 2006 Michael Gross |
Miniature Microbicides Researchers have created miniature antimicrobial peptides that contain only four (as opposed to the usual 12-50) amino acid residues combined with a fatty acid. |
Chemistry World September 13, 2012 Ian Le Guillou |
Hope for autism treatments Two reports in Science over the past week point the way to potential treatments for some forms of autism. |
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 January 21, 2011 David Barden |
Close encounter makes modifying proteins easy Chemists in the US have now developed a powerful strategy for selectively modifying the side-chains of proteins, which they hope will enable the creation of new tools to investigate protein interactions involved in human diseases. |
Chemistry World November 5, 2015 Emma Stoye |
Unnatural nanoreactor puts click reaction in the spotlight A protein 'nanoreactor' that can monitor a click chemistry reaction at the level of single molecules has been created by adding an unnatural amino acid to a nanopore. |
Chemistry World November 13, 2014 Katrina Kramer |
Persuading proteins to form porous polyhedra Researchers in the US have designed a hollow cube out of naturally occurring proteins, something that was previously only possible with DNA. |