TRAPping proteins that work together inside living cells
... protein. They then add a small molecule called trap
to the living cell, which finds and fits into the tag like two pieces in a puzzle. trap
waves around, bumping into nearby proteins. The scientists control trap
with a flash of light, causing it to stick to ...
Lobster traps going high tech
... involved with eMOLT three years ago and has one trap
equipped with a temperature sensor in shallow ... wirelessly transmit data via satellite once the trap
is hauled on deck. They are also working on a ... both bottom currents and the angle at which the trap
rests on the seafloor. The information collected ...
Does fishing on drifting fish aggregation devices endanger the survival of tropical tuna?
... drifting FAD fishing could set up an ecological trap
for the tropical tuna species.This trap
concept is a notion from population biology used ... of drifting FADs could present an ecological trap
for these species, a range of biological (fish ...
Fishermen and UCSB scientists explore ways to improve management of California spiny lobsters
... collaboration has developed between local trap
fishermen and scientists at the Bren School of ... example, the trends in population structure and trap
yield we observed may be driven by habitat ... including especially the California Lobster and trap
Fishermen's Association (CLTFA) and UC Santa ...
'TRAP' preserves genetic properties of popular geranium
... Polymorphism, or TRAP. Palumbo explained, "The trap
method uses molecuar markers targeted to a ... this method to OSU's geranium collection. Using trap
allowed us to divide the population into groups ... first goal was to determine the feasibility of trap
for the analysis of this large collection, so ...
New light trap captures larval stage of new species; DNA barcode technology used
... School, set out to design a better light trap
to collect young reef fishes, he never imagined ... The larval stage captured in Joness new trap
was matched to the adult form of a previously ... The lights entice marine organisms to enter the trap
like a moth to a flame. Joness ...
Researchers 'unzip' molecules to measure interactions keeping DNA packed in cells
... By unzipping each DNA double helix through a nucleosome using an optical trap
-- a technique developed in Wang's lab -- they unwrapped strands of DNA ... sphere is chemically attached to the DNA strand, and the optical trap
moves the sphere, allowing the researchers to unzip the DNA strands apart ...
Solar-powered sea-slugs live like plants, prof says
... machinestheir cells contain tiny organelles called plastids that trap
sunlight and convert it into energy by a process known as photosynthesis. ... it," explains Manhart.
But there's a twistit retains the plastids that trap
the solar energy.
These plastids remain in the slug, continue to ...
Photo reveals rare okapi survived poaching onslaught
... NEW YORK (September 10, 2008)A set of stripy legs in a camera trap
photo snapped in an African forest indicates something to cheer about, say ... said WCS researcher, Deo Kujirakwinja, who organized the recent camera trap
survey. "Many animals have suffered in this park as a result of the ten ...
Ponds found to take up carbon like world's oceans
... higher rate than expected; as much as 20-50 times the rate at which trees trap
carbon. In addition, ponds were found to take up carbon at a higher rate ... that formed coal in the past. But before we all rush into making ponds to trap
carbon we need to do some basic research here in the UK. If the rate of ...
Engineers demonstrate a new type of optical tweezer
... a Fresnel Zone Plate microfabricated on a glass slide, has the ability to trap
particles without the need for high performance objective lenses.
The ... objective lenses usually have very short working distances -- the trap
is often ~200 mm or less from the front surface of the lens. This prevents ...
New technique reveals subtle force-induced changes in biomolecule's conformation
The hybrid technique combines the exquisite force control of an optical trap
and the precise measurement capabilities of single-molecule fluorescence ... microsphere attached to one end of the molecule to be studied. The optical trap
can then pull on the molecule like a pair of tweezers.
The project is ...
Restoring sight, advances in fertility treatments and better visibility for pilots at FIO
... have developed a rapid new sorting technique for sperm using a laser trap
that can separate stronger, faster sperm from slower sperm. Faster sperm ... has been used for laser machining as well as for trapping atoms. The trap
acts as a kind of "speed bump" for swimming sperm, depending on the power ...
Jet-propelled imaging for an ultrafast light source
... to the side of the beamline's vacuum chamber. After passing through the beam, the liquid droplets and the gas (typically carbon dioxide) freeze in a trap
opposite the injection point, without significantly reducing the vacuum.
In 2008 Spence and his colleagues, including Berkeley Lab's David ...
PNNL scientist garners early career presidential award
... made of gases and liquids -- air and water, for example -- react chemically with rocks and bacteria. Modeling that activity allows researchers to trap
contaminants and in some cases transform them into harmless minerals. Similar processes occur when injected carbon dioxide meets what's underground. ...
Athletes, spectators faced unprecedented air pollution at 2008 Olympic Games
... risk they posed to athletes and spectators, Simonich said. The city of 17 million people is surrounded by mountains in several directions that trap
air pollutants, and has faced significant increases in particulate air pollution in recent years due to increasing industrialization, numbers of ...
The straight poop on counting tigers
... animals through their DNA. Tiger populations were then estimated using sophisticated computer models. These results were validated against camera trap
data, where individual tigers are photographed automatically and identified by their unique stripe pattern. Camera-trapping is considered the gold ...
Nobel Laureate underscores importance of investment in basic research
"Dr. Phillips and his colleagues were the first to clearly slow down atomic motion with light, and the first to construct a trap
for neutral atoms. Both of these pioneering accomplishments were made possible with support from the Office of Naval Research, which was given at ...
Diuscovery in amber reveals ancient biology of termites
... other material found trapped in amber. As a semi-precious stone that first begins to form as sap oozing from a tree, amber has the unique ability to trap
very small animals or other materials and as a natural embalming agent display them in nearly perfect, three-dimensional form millions of years ...
American Chemical Society's weekly PressPac -- May 6, 2009
... steel in power plants' water cooling systems form deposits of metal oxides when they interact with coolants. In nuclear power plants, these oxides trap
radioactive ions, leading to buildups of radioactivity that require costly cleanups of reactor surfaces. Cobalt, present in some alloys used in the ...
First jaguar photo taken at Smithsonian Research Station in Panama
... is still making its way in Panama. We will be on the lookout for jaguar scat and tracks, and we will hope this individual passes by another camera trap
before it leaves the island."
The fragility of the world's coral is revealed through a study of the Northwestern Hawaiian Islands
The authors studied 14 threats specific to NWHI. The threats, all generated by humans, included alien species, bottom fishing, lobster trap
fishing, ship-based pollution, ship strike risks, marine debris, research diving, research equipment installation, and wildlife sacrifice for ...
First tri-continuous mesoporous Silica complex structure developed in Singapore
... chemical reactions. Their uniform nanometersized pores allow them to separate molecules by size difference. Their pores may also be used to trap
drug molecules for controlled drug release. Therefore, the ability to tailor the pore structure of mesoporous material is of fundamental importance ...
A miR boost enables acute leukemia cells to mature
... cancer researchers shows that boosting the level of a molecule called miR-29b in acute myeloid leukemia (AML) cells can reverse gene changes that trap
the cells in an immature, fast growing state of development.
The study discovered how the miR reactivates silenced genes, which enables the ...
Ecological insect pest management for Guam
... weevil, and two sweet potato weevils.
Agriculture professionals will be instructed in trapping methods including the importance of lures and trap
characteristics and diagnosis of pest problems. At the end of the training, trainees will host a field day initiating the process of educating the ...
Young dinosaurs roamed together, died together
... and American paleontologists that excavated the site in the Gobi Desert in western Inner Mongolia.
The Sudden sudden death of the herd in a mud trap
provides a rare snapshot of social behavior. Composed entirely of juveniles of a single species of ornithomimid dinosaur ( Sinornithomimus dongi ), ...
Tracking tigers in 3-D
... expert Ullas Karanth of WCS, researchers accurately estimate local populations by how many times individual tigers are "recaptured" by the camera trap
It is expected that the new software will allow researchers to rapidly identify animals, which in turn could speed up tiger ...
Right whale sedation enables disentanglement effort
... to have successfully employed this new technique."
North Atlantic right whales are frequently entangled in fixed fishing gear, especially from the trap
and gillnet fisheries. Many of them eventually disentangle themselves, but some entanglements persist for months, at times resulting in a slow and ...
Rise or fall of reef fish driven by both economy and ecology
... reefs will depend in large part on whether developing countries can improve their well-being without falling into a poverty trap, he added. A poverty trap
occurs when communities are forced to degrade the very resources they rely on due to a lack of alternatives for making ends meet.
Queen's chemist sheds light on health benefits of garlic
... was indeed responsible for this activity in garlic, we wanted to find out how it worked."
The research team questioned the ability of allicin to trap
damaging radicals so effectively, and considered the possibility that a decomposition product of allicin may instead be responsible. Through ...
Deceiving cell walls
... they report in the journal Angewandte Chemie , the scientists copied the choline architecture of the pneumococcal cell wall. They were thus able to trap
the choline-binding proteins that have a critical effect on the infectiousness of pneumococcal bacteria.
The cell walls of pneumococci contain ...
Big cats, wild pigs and short-eared dogs -- oh, my!
... area, he distinguished 14 different jaguarsalmost five times as many as near the populated site.
Espinosa and WCS plan to extend the jaguar camera trap
surveys to other areas of Ecuador, working with local communities in both the Amazon region and along the coast where most of the forests are gone ...
The global impact of climate change on biodiversity
... When three undergraduates set off on an expedition in 1965 to trap
moths on Mount Kinabalu in Borneo, little did they realise that they were establishing the groundwork for a study of the impacts of climate change. ...
To climate-change worries, add 1 more: Extended mercury threat
... dioxide-enriched soil contained almost 30 percent more mercury apparently because the soil had greater capacity than soil in today's atmosphere to trap
and hold on to mercury.
On the one hand, Natali said, that increased capacity could slow the mercury's release into water its main conduit to ...
No quick or easy technological fix for climate change, researchers say
While our climate system normally involves a balance between incoming sunlight and outgoing heat radiation, excess atmospheric greenhouse gases trap
additional heat and cause the Earth's temperature to rise, Turco noted. "One way to control the potential warming is to reduce the emissions of ...
USGS Science Picks
... recoverable natural gas hydrates, which are a clean-burning resource and are naturally occurring, ice-like solids in which water molecules trap
natural gas molecules in a cage-like structure known as a clathrate. "Technically recoverable" means the resource can be discovered, developed, and ...
Scientists build 'roach motel' for nasty bugs of the bacterial variety
... who check in never check out.
Scientists at the University of Florida and the University of New Mexico have created tiny microscopic spheres that trap
and kill harmful bacteria in a manner the scientists liken to "roach motels" snaring and killing cockroaches. The research could lead to new coatings ...
Putting a green cap on garbage dumps
... water into the landfill.
Some sites do not attempt to prevent water percolation and biodegradation and instead install gas collection systems to trap
the methane released.
The use of clay capping has generally proved ineffective in trials in the USA, the researchers say. The problem being that ...
'Femtomolar optical tweezers' may enable sensitive blood tests
... technologies for hospitals and blood and plasma collection agencies.
Optical tweezers are actually tightly focused laser beams. They can trap
certain objects, such as latex microspheres or biological cells, and move them around in water. This occurs because the lasers' electric fields ...
AVS 55th International Symposium & Exhibition, Oct. 19-24
... of macromolecules and nanoparticles into living ...
See: http://www.avssymposium.org/paper.asp?abstractID=31 .
TUNABLE MICROEDDIES trap
... demonstrate the ease of trapping for bubbles, spheres, rod-like debris, non-spherical motile phytoplankton, macrophages, and ...