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HHMI Bulletin
Winter 2013
Amber Dance |
A Trick of Light When miniSOG protein takes in blue light, it converts ordinary oxygen into a short-lived, excited state called singlet oxygen, which reacts with and changes the molecules around it. The singlet oxygen destroys the mitochondria's delicate machinery.   |
Chemistry World
June 27, 2010
Simon Hadlington |
Nanoparticles allow remote control of cells In an experiment reminiscent of the mind-control rays that featured prominently in B-movies from the 1950s, scientists in the US have used a magnetic field to alter the behavior of an animal. |
Chemistry World
June 2, 2006
Jon Evans |
Axons Get Directions Scientists are a step closer to understanding the processes that control the growth and spread of nerve cells, following the discovery of a protein complex that directs the transport of building material to growing axons. |
Chemistry World
February 21, 2013
Akshat Rathi |
NO for longevity US researchers may have direct evidence for nitric oxide's apparent special powers, at least in the nematode model organism Caenorhabditis elegans. |
Science News
October 12, 2002 |
A Prized Worm This year's Nobel Prize in physiology or medicine went to researchers who pioneered the use of the tiny worm Caenorhabditis elegans as an animal model for exploring basic processes involved in the development and behavior of multicellular organisms. |
HHMI Bulletin
Aug 2010
Kendall Powell |
Planarians As Model Organisms All model organisms for research got chosen because they exaggerate a particular biology. |
Scientific American
May 2009
Kate Wilcox |
Free Radical Shift: Antioxidants May Not Increase Life Span Antioxidants, abundant in pomegranates, counter free radical damage but may not delay aging. |
Chemistry World
September 16, 2013
Megan Tyler |
Reprogrammable microfluidic chips The time-consuming and costly manufacturing processes required to construct microfluidic devices, makes the idea of a reprogrammable chip very attractive. |
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
July 11, 2007
Victoria Gill |
How to Make Worms Turn Researchers in the US have discovered an intriguing and fun dimension to the nervous system of nematode worms, enabling them to steer the tiny organisms 'like remote-controlled cars.' |
Chemistry World
January 10, 2008
Simon Hadlington |
Proton Joins Elite Club of Cellular Messengers Researchers have discovered a new chemical that carries messages rapidly between cells - the first for more than 20 years. But unlike conventional signalling molecules, this is a far simpler chemical entity: it is the humble proton. |
Chemistry World
September 15, 2011
Sarah Farley |
Making Nerve Pathways in Chips for Brain Studies Scientists have now developed a way to reconstruct neuronal networks in a micro-fluidic system to more closely mimic the directional neuronal pathways found in the brain. |
HHMI Bulletin
February 2011
Sarah C.P. Williams |
Releasing the Brakes on Cell Fate Converting one cell type directly into another is a kind of modern-day alchemy, an ultimate goal in biological research. But unlike turning base metals into gold, changing a cell's identity is feasible, new research shows. |
HHMI Bulletin
Aug 2011 |
Let's Get Small Tim Harris develops tools neuroscientists can use to measure the brain's activity, to give them a quantitative view inside the elaborate structure of the brain. |
Chemistry World
February 16, 2011
Harriet Brewerton |
Remote powered lab on a chip Wen Qiao at the University of California, San Diego, made a microfluidic chip that can be powered with a commercially available radio frequency transmitter for electrophoresis experiments. |
Technology Research News
May 4, 2005
Eric Smalley |
Chip Gauges Cell Reactions Researchers have devised a way to test within minutes the reactions of cells to all types of stimuli. The researchers' system is very sensitive, relatively inexpensive, uses little power, and is portable. |
Popular Mechanics
April 15, 2009
Erin McCarthy |
Is Fringe's Genetic Monster Possible? Unlike the monster on Fringe, altered animals typically have only a single gene difference from non-altered animals -- but they can look different. |
Chemistry World
April 14, 2011
Sarah Farley |
Fish in chips: growing embryos in microfluidic systems Scientists in the Netherlands and the UK have shown for the first time that an animal embryo can develop in a microfluidic environment. |
Scientific American
September 2008
Melinda Wenner |
Rethinking the Wrinkling: Key Genes Cause Aging Key genes, rather than cell and DNA damage, as causes of aging. |
Technology Research News
December 3, 2003
Eric Smalley |
Biochip puts it all together Researchers have made all manner of microfluidic machines, but have yet to come up with cheap, mass-producible biochips for handheld medical and environmental testing. A simple plastic chip puts the necessary pieces together. The $7 device tests blood samples for the presence of E. coli bacteria. |
Wired
August 18, 2008
Katharine Gammon |
What Your Boss Can Learn From Birds and Bees According to author Ken Thompson, geese and other animals that naturally form groups have a lot to teach us about business. He calls his theory organizational biomimetics |
HHMI Bulletin
Fall 2012
Madeline Drexler |
The Indispensables Every research lab has behind-the-scenes specialists without whom modern science could not get done. Here are the stories of five indispensable lab team members, among many acknowledged by grateful HHMI investigators. |
Chemistry World
March 11, 2011
Elinor Richards |
Making baby food safer Scientists from Spain have used a lab on a chip device to quickly analyse levels of zearalenone, a contaminant, in infant foods with a detection limit below legislative requirements. |
Chemistry World
August 29, 2008
John Bonner |
Chip test for IVF embryos US researchers may have found a new way to assess the health of embryos produced by in vitro fertilization, using a lab on a chip approach to measure their uptake of nutrients. |
