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Chemistry World May 13, 2009 James Urquhart |
Insight into RNA origins UK researchers have offered new insight into the origins of RNA and possibly life itself. |
Chemistry World August 10, 2015 Kira Welter |
Peptide glue may have held first protocell components together Electrostatic interactions induced by short, positively charged, hydrophobic peptides are all it takes to attach RNA to vesicle membranes. |
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 January 9, 2009 James Urquhart |
Chemists edge closer to recreating early life A test tube based system of chemicals that exhibit life-like qualities such as indefinite self-replication, mutation, and survival of the fittest, has been created by US scientists. |
Chemistry World April 19, 2012 Andy Extance |
Polymers perform non-DNA evolution Scientists have found that six polymer alternatives to DNA can pass on genetic information, and have evolved one type to specifically bind target molecules. |
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 March 3, 2013 James Urquhart |
Polymer production line runs on DNA US researchers have developed a purely chemical and enzyme-free system that can build synthetic polymers using DNA as a template. |
Chemistry World January 8, 2012 David Bradley |
The TNA world that came before the RNA one Once it was recognised that DNA is key to the molecular self-replication that underpins life, chemists have sought to understand the origins of this double-helical molecule in that primordial age. |
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 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 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 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. |
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 11, 2015 James Urquhart |
'Early RNA' reactions characterized Researchers have shown how precursor nucleotide molecules could have self-polymerized without enzymes and subsequently given rise to the catalytic activity of the simplest, most ancient forms of RNA. |
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 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 September 30, 2014 Kirsty Muirhead |
Mirror peptides hitch a lift into the cell Scientists in the US have developed a method for successfully transporting chemotherapeutic d-peptides into the cell cytosol. |
Chemistry World September 7, 2014 Michael Gross |
Bringing chemical synthesis to the masses The promise of a novel approach to building chemical libraries, which only requires simple building blocks in water, without any additional reagents or sample preparation, is inspired by nature. |
Chemistry World June 16, 2014 James Urquhart |
Handshake assembles new emulsions All it takes to make new stable emulsions with tuneable and novel properties is to give a simple mixture of water, solvent and peptide derivatives a quick shake by hand. |
Chemistry World May 5, 2015 James Urquhart |
Ancient RNA enzymes formed from freeze-thaw cycles UK researchers have shown repeated cycles of freezing and thawing could have allowed the first complex RNA enzymes, or ribozymes, to form on early Earth -- a key step for the evolution of life. |
IEEE Spectrum March 2011 Lucks & Arkin |
Synthetic Biology's Hunt for the Genetic Transistor How genetic circuits will unlock the true potential of bioengineering |
Chemistry World April 12, 2012 Alisa Becker |
Nanoscale engineering of wound beds A collagen-binding peptide with applications in wound healing has been developed by scientists in the US. |
Chemistry World March 4, 2011 Russell Johnson |
Tracking the early stages of Alzheimer's disease UK researchers can track the early steps of formation of peptide clumps linked to Alzheimer's disease using the peptide's fluorescent ability. This could help design effective therapies for the disease at an early stage. |
Chemistry World June 9, 2008 Simon Hadlington |
Artificial virus silences genes Scientists in Korea have created an artificial virus that can target the nucleus of cancer cells and knock out specific genes. |
Chemistry World June 12, 2013 Sarah Houlton |
No small success Chad Mirkin has been the driving force behind four spin-out nanotechnology companies, and has more than 850 patents to his name. Yet he describes himself as something of an accidental chemist. He is particularly proud of spherical nucleic acids. |
Chemistry World August 20, 2008 |
Spying on Self-Assembly Proteins attaching to gold nanoparticles don't mill around randomly, but organise into clusters, according to UK scientists who say they have for the first time spied in detail peptides assembling on a surface. |
Chemistry World October 18, 2006 Michael Gross |
Death Sentences for Microbes Researchers have used methods borrowed from linguistics in the hunt for new antimicrobial agents. |
Scientific American June 2005 JR Minkel |
RNA to the Rescue The spectacular discovery that a species of plant can summon up genes its parents have lost highlights biologists' increasing recognition of RNA as a more versatile and important molecule in its own right. |
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 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 October 11, 2007 Jonathan Edwards |
'Tuneable' Polymer Can Separate Anything An international team of scientists have made a polymer with pores which can be fine-tuned to speedily separate different small molecules -- with applications ranging from carbon capture to fuel cells. |
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. |
Chemistry World April 18, 2011 Kate McAlpine |
Shaping crystals with bio-tools Researchers in the US have developed a new approach for controlling crystal growth, borrowing tools from biology. |
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 June 2007 |
Student Book Reviews Chemistry for CSI Fans... At the Heart of Molecular Biology... A Broad Vista of Chemistry...Rings Are Not Just for Carbons... etc. |
Chemistry World June 2, 2015 Tim Wogan |
Simple sensor can spot cancer markers in minutes An electrochemical sensor that can detect specific mutant nucleic acids from cancers in blood samples could allow quick and cheap 'liquid biopsies'. |
Chemistry World July 22, 2014 Charlie Quigg |
Polymer changes color in the heat of the moment Scientists in China, the UK and the Netherlands have engineered a polydiacetylene polymer that reversibly changes color within 1 second of being heated or cooled. |