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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. |
Scientific American March 2009 W. Wayt Gibbs |
Evolution in a Bottle: Synthetic Life Oozes Closer to Reality Self-replicating RNAs advance science another step toward artificial life |
Chemistry World September 23, 2009 Simon Hadlington |
Direct route to RNA sequences Scientists in the US appear to have cracked a major problem in molecular biology: how to sequence single molecules of RNA directly. |
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 October 18, 2012 Andy Extance |
RNA teams up to beat selfish rivals A team from Portland State University has shown that cooperative ribozymes -- RNA enzymes -- outdo 'selfish' autocatalytic competitors for the same building blocks. |
Chemistry World May 20, 2013 Emma Stoye |
RNA world hypothesis strengthened by iron The RNA world hypothesis has gained another boost after research shows that RNA is more catalytically active under conditions similar to those on Earth billions of years ago. |
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 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 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 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 July 23, 2012 Melissae Fellet |
RNA wrapper protects small molecules Step aside benzene rings, there's a new protecting group in town. Dutch researchers have used a strand of RNA to cover portions of a complex small molecule. They then chemically modified a portion of the molecule not covered by the RNA. |
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. |
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 April 20, 2009 James Urquhart |
New method reveals small molecule-RNA conjugates US scientists using novel chemical screening methods have discovered a new class of small molecules connected to RNA, suggesting that cellular RNA may be more chemically diverse than previously thought. |
Technology Research News January 12, 2005 |
RNA Tiles Form Nanopatterns Researchers have developed a method of coaxing artificial RNA molecules to self-assemble into specific shapes, much like a jigsaw puzzle automatically assembling. The structures could eventually be used as templates for nanochips, nanocircuits and nanocrystals |
Chemistry World October 8, 2013 Hayley Birch |
RNA mimic destined for synthetic genome US scientists have taken another step towards the goal of creating self-replicating molecules like those thought to have spawned life on Earth. The researchers made RNA-like polymers capable of copying short sections of genetic code that they suggest could act as genomes in synthetic cells. |
Chemistry World January 28, 2011 David Barden |
Chips make short work of RNA synthesis Chinese scientists have developed a much easier way to make the short strands of RNA that are an essential tool in understanding what genes do. |
Chemistry World November 2006 Bea Perks |
Call That Chemistry? This year's Nobel prize in chemistry was a tour de force for crystallography, underscoring the vital role chemistry plays across the sciences. |
Chemistry World February 1, 2008 Lewis Brindley |
Genetic Code Read Directly From RNA Scientists have directly read the genetic code from a single strand of RNA for the first time, using a combination of powerful microscopes and laser spectroscopy techniques. |
Chemistry World October 4, 2006 Bea Perks |
Good Year for RNA Roger Kornberg, professor of structural biology at Stanford University, has been awarded the 2006 Nobel prize in chemistry for his work on the molecular basis of transcription. |
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 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. |
Scientific American November 2007 Ed Regis |
The Forgotten Code Cracker In the 1960s Marshall W. Nirenberg deciphered the genetic code, the combination of the A, T, G and C nucleotides that specify amino acids. So why do people think that Francis Crick did it? |
HHMI Bulletin Nov 2011 Dave Mosher |
A New PACE for Laboratory Evolution Researchers have found a way to accelerate evolution of molecules by harnessing viruses. |
Chemistry World December 20, 2011 Laura Howes |
Cutting edge chemistry in 2011 With the help of an expert panel of journal editors Chemistry World reviews the ground breaking research and important trends in this year's crop of chemical science papers. |
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. |
HHMI Bulletin February 2011 Mitzi Baker |
When Worlds Collide The right time and place led to a new RNAi-like pathway in bacteria for biochemist Jennifer Doudna and geobiologist Jill Banfield. |
Chemistry World October 19, 2007 Richard Van Noorden |
Building Tomorrow's Nanofactory UK scientists have been granted 2.5 million pounds to invent a nanomachine that can build materials molecule by molecule. Such a robot doesn't -- and may never -- exist, though it has been imagined for over half a century. |
IEEE Spectrum March 2011 Lucks & Arkin |
Synthetic Biology's Hunt for the Genetic Transistor How genetic circuits will unlock the true potential of bioengineering |
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. |
Chemistry World March 21, 2013 Phillip Broadwith |
AstraZeneca partners with Moderna for $240 million Moderna has developed a way to use messenger RNA (mRNA), the molecule cells use to turn DNA into proteins, to stimulate the production of specific proteins in cells where disease has diminished or eliminated their ability to do so. |
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. |
Chemistry World October 2, 2006 Bea Perks |
RNAi Pioneers Win Nobel Prize for Medicine Molecular biologists Andrew Fire and Craig Mello have been awarded this year's Nobel prize in physiology or medicine for their discovery of RNA interference. |
Reactive Reports October 2006 David Bradley |
RNA Chemistry Zips Up Nobel Prize If Watson and Crick unlocked the mystery of DNA's structure, then Stanford University's Roger Kornberg and his team unzipped the secret of how the cell converts DNA into the RNA needed to make proteins. |
Technology Research News May 5, 2004 Kimberly Patch |
DNA Bot Targets Cancer Researchers from Israel have constructed a molecular-size computer that is programmed to find signs of cancer cells, and when they are present, dispense DNA molecules designed to eradicate those cells. |
Chemistry World August 7, 2008 Simon Hadlington |
RNA stops HIV in its tracks Scientists have successfully used a biochemical Trojan horse to smuggle killer sequences of RNA into immune cells to mug invading HIV, stopping infection in its tracks |
HHMI Bulletin February 2012 Sarah C. P. Williams |
Force Factor In the context of cells, forces are required to move molecules. Quantifying these forces gives scientists a way to compare and contrast different molecular motors. |
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. |
Chemistry World November 27, 2007 James Mitchell Crow |
A Flare for Gene Silencing US scientists have developed nanoparticle probes coated with DNA that release fluorescent 'flares' when they silence genes inside cells. |
Chemistry World April 2, 2007 Simon Hadlington |
Nucleic Acid Aids Clotting Researchers say they may have solved one of biochemistry's bloodier conundrums - the physiological reason why blood coagulates in the presence of 'foreign' surfaces such as glass. |
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 November 2009 |
Biology's Nobel molecule factory Three scientists who revealed the structure and workings of the ribosome have shared the 2009 Nobel prize in chemistry. |
Chemistry World February 12, 2014 Manisha Lalloo |
Synthetic strategy targets 'undruggable' small RNAs Chemists in the US have found a way to predict small molecules that can target short pieces of RNA involved in some diseases, such as cancer. |
HHMI Bulletin Winter 2013 Sarah C.P. Williams |
Cellular Search Engine Craig Mello's lab has now uncovered the reason piRNA molecules are so ubiquitous and exist in so many forms in C. elegans: so they can pair with essentially any genetic sequence they encounter during their endless scanning. |
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. |
Managed Care November 2003 Thomas Morrow |
Making Sense of Antisense and Interference Treatments that interfere with protein synthesis at the cellular level will soon be debated in medical policy committee meetings. |
Chemistry World January 20, 2011 Hayley Birch |
Programmable RNA promising for bio-compatible therapies Programmable nanostructures based on ribonucleic acid could be used as vessels for shipping therapeutic molecules into cells, according to US scientists. |
Chemistry World October 20, 2008 Hayley Birch |
RNA computers built in yeast US scientists have assembled ribonucleic acids into an adaptable logic system that can be programmed to sense and respond to molecules inside living yeast cells. |
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 |
HHMI Bulletin May 2010 Robert Tjian |
Biomolecular Crowdsourcing A generation of web-savvy entrepreneurs has found a relatively cheap and effective approach to solving complex problems and soliciting ideas: toss out a challenge into a vibrant digital community and watch what happens. |