Tag: "tube" at biology news
Extinction claims a furry friend
...es are lined with double-sided adhesive tape. Each tube
is baited in its centre and fixed to a tree trunk. Any animal entering the tube
leaves hairs attached to the tape, and species can beidentified by microscopic examination of a sing...
Hitchhiking molecules could have survived fiery comet collisions with Earth, UC Berkeley experiment shows
...strated that a lightening-like discharge in a test tube
filled with these molecules could produce amino acids. Other scientists, however, have proposed that the building blocks of life arrived from space. Astronomers have detected many kinds of organic molecules in space, floating in clouds of gas or bou...
Scientists determine how chemistry keeps weird worms "out of hot water" at steaming deep-sea vents
...er, is connected to a 3-foot-long, 8-inch-diameter tube
that houses the systems electronics. The tube
is mounted to the bottom of the submarine Alvin. Once attached to one of Alvins highly maneuverable ...
Scientists at The Scripps Research Institute develop a new 'kit' to screen mercury in fish
.... Basically, a tiny pellet of fish is placed in a tube
with a few drops of an acid and enzyme solution, w...resin. The dipstick is then plunged into a second tube
containing a mild acid, which pulls the mercury off the resin, and then a few drops of lightly color...
New imaging technique could improve outcome of popular heart procedure
...00,000 patients each year, uses a small metal mesh tube
(stent) to reinforce an artery re-opened with balloon angioplasty. However, following the procedure, 2030% of patients like Vice President Cheney, experience restenosis, or re-blockage in or around the stent. Until now, there has been little ability...
$100,000 prize to pioneers in neural research
... of gene-based drugs or other therapies for neural tube
birth defects, such as spina bifida and anencephaly, and neurological disease such as Alzheimers, Parkinsons, and motor neuron diseases. This includes the possibility that, some day, patients with these disorders or with traumatic brain and spinal...
Ohio State chemists synthesize possible new anti-tumor agent
...tacked tumor cells in a test tube
and was effective as combating cancer in animal models. Scientists now believe azinomycin A and its sibling azinomycin B -- both produced by a type of Streptomyces soil bacteria - ...
Rutgers awarded $2 million NSF grant for documentary IMAX film on exotic life at ocean's hydrothermal vents
... first time in high-resolution format -- the giant tube
worms and other exotic life forms found near the ocean floor's boiling hot hydrothermal vents....
The world's most powerful NMR spectrometer
... mystery. In an NMR experiment, a sample in a long tube
is inserted into the magnet, which consists of sev...uid helium. Atomic nuclei of molecules inside the tube
give detectable responses to a radio frequency signal emitted by the inner coil at varying "resonanc...
Fetal research first in USA
...onger times before their first feedings (requiring tube
feeding) and between subsequent feedings, and long...nit and overall hospital stays. No babies required tube
feeding. A risk of amniotic exchange is induced early delivery. But, Bruner said, the same risk is ...
Plants vs. disease: 'Trench warfare at the molecular level'
... itself to the plant cell, inserting a microscopic tube
and sending a pathogenic protein -- like ammunition -- into the cell. Despite the attack, the plant cell is prepared for the invading onslaught. Using a molecular surveillance system behind the cell wall, the plant cell detects alien proteins and mo...
Designer chemical offers Alzheimer's hope
...ty last year and was shown to be effective in test tube
experiments. The research team knew that while useful as a model, the inhibitor would not be effective in drug therapy. That was a preliminary inhibitor, said Ghosh. Its a big one, containing eight peptides a size that is inconceivable to be a drug...
Magazine article by Rutgers researcher details revival of life after deep-sea volcanic eruption
...ed to study. Many of the creatures, such as giant tube
worms, clams and fish, were instantly incinerated by lava. In the article, Lutz details how he led a series of return trips over a nine-year period that shocked the scientific world: Not only did the researchers find new geological formations that s...
Catnip repels mosquitoes more effectively than DEET
...bout four mosquitoes remained on the side of the tube
treated with a high dose (1.0 percent) of the oil. In the low-dose test (0.1 percent) with nepetalactone, an average of 25 percent five mosquitoes stayed on the treated side. The same tests with DEET (diethyl-m-toluamide) resulted in approximately...
'Imprinted' gels hold promise for future medical devices
... and delivers a steady supply of insulin through a tube
that connects to a needle placed under the skin. Because insulin-dependent diabetes usually afflicts young people, it used to be called juvenile diabetes. About 12,000 children in the United States are diagnosed with the disorder every year. The gels...
Plastic tube may help treat paralysis
...st 28 Canadian researchers have created a plastic tube
that fits around the spinal cord and restores some...walked somewhat better eight weeks after a plastic tube
filled with chemicals that promote nerve growth was implanted in their spine. We know the rats impro...
Dentists abuzz over cavity-prevention potential of honeybee product
...up to 95 percent of the action of GTFs in the test tube
and about 60 to 70 percent on tooth-like surfaces, accounting for its effectiveness at reducing cavities in animals. In addition to Koo and Bowen, the research team includes dental researcher Anne Vacca Smith and research associate Sylvia Pearson of...
Climate plays bigger role than CO2 in make-up of plant communities
...me from core samples retrieved by driving a hollow tube
into the lake bottom. Over time, these sediments which include terrestrial plant remains -- are deposited layer by layer, like a wedding cake, with the oldest layer on the bottom. Such cores provide an environmental archive that allows researchers t...
American Chemical Society meeting features cutting-edge research August 26-30 in Chicago
... method to keep packaged food fresher A plastic tube
that offers hope for repairing spinal injuries ...ysis Canadian researchers have created a plastic tube
that fits around the spinal cord and encourages damaged nerve cells to regrow in rats whose cords ha...
Doctors miss chance to advise women of vitamin that prevents birth defects, survey finds
...umed prior to pregnancy in order to prevent neural tube
defects (NTDs), she said. Dr. Howse noted that t...more NTDs if we increased multivitamin use. Neural tube
defects are among the most serious birth defects in the United States. Each year, an estimated 2,50...
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